|
|
@@ -1,4493 +0,0 @@
|
|
|
-Index: uClibc-0.9.30.2/Rules.mak
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/Rules.mak 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/Rules.mak 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -406,6 +406,17 @@
|
|
|
- SYMBOL_PREFIX=_
|
|
|
- endif
|
|
|
-
|
|
|
-+ifeq ($(TARGET_ARCH),ubicom32)
|
|
|
-+ OPTIMIZATION+=-fstrict-aliasing
|
|
|
-+ CPU_CFLAGS-$(CONFIG_UBICOM32_V3)+=-march=ubicom32v3
|
|
|
-+ CPU_CFLAGS-$(CONFIG_UBICOM32_V4)+=-march=ubicom32v4
|
|
|
-+ifeq ($(UCLIBC_FORMAT_FDPIC_ELF),y)
|
|
|
-+ CPU_CFLAGS-y:=-mfdpic
|
|
|
-+ CPU_LDFLAGS-y += -Wl,-melf32ubicom32fdpic
|
|
|
-+endif
|
|
|
-+
|
|
|
-+endif
|
|
|
-+
|
|
|
- ifeq ($(TARGET_ARCH),v850)
|
|
|
- SYMBOL_PREFIX=_
|
|
|
- endif
|
|
|
-Index: uClibc-0.9.30.2/extra/Configs/Config.in
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/extra/Configs/Config.in 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/extra/Configs/Config.in 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -73,6 +73,9 @@
|
|
|
- config TARGET_sparc
|
|
|
- bool "sparc"
|
|
|
-
|
|
|
-+config TARGET_ubicom32
|
|
|
-+ bool "ubicom32"
|
|
|
-+
|
|
|
- config TARGET_v850
|
|
|
- bool "v850 (BROKEN)"
|
|
|
-
|
|
|
-@@ -174,6 +177,10 @@
|
|
|
- source "extra/Configs/Config.sparc"
|
|
|
- endif
|
|
|
-
|
|
|
-+if TARGET_ubicom32
|
|
|
-+source "extra/Configs/Config.ubicom32"
|
|
|
-+endif
|
|
|
-+
|
|
|
- if TARGET_v850
|
|
|
- source "extra/Configs/Config.v850"
|
|
|
- endif
|
|
|
-Index: uClibc-0.9.30.2/extra/Configs/Config.in.arch
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/extra/Configs/Config.in.arch 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/extra/Configs/Config.in.arch 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -149,7 +149,7 @@
|
|
|
- config DO_C99_MATH
|
|
|
- bool "Enable full C99 math library support"
|
|
|
- depends on UCLIBC_HAS_FLOATS
|
|
|
-- default n
|
|
|
-+ default y
|
|
|
- help
|
|
|
- If you want the uClibc math library to contain the full set C99
|
|
|
- math library features, then answer Y. If you leave this set to
|
|
|
-Index: uClibc-0.9.30.2/extra/Configs/Config.ubicom32
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/extra/Configs/Config.ubicom32 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,44 @@
|
|
|
-+#
|
|
|
-+# For a description of the syntax of this configuration file,
|
|
|
-+# see extra/config/Kconfig-language.txt
|
|
|
-+#
|
|
|
-+
|
|
|
-+config TARGET_ARCH
|
|
|
-+ string
|
|
|
-+ default "ubicom32"
|
|
|
-+
|
|
|
-+config FORCE_OPTIONS_FOR_ARCH
|
|
|
-+ bool
|
|
|
-+ default y
|
|
|
-+ select ARCH_BIG_ENDIAN
|
|
|
-+ select ARCH_HAS_NO_MMU
|
|
|
-+
|
|
|
-+choice
|
|
|
-+ prompt "Target Processor Architecture"
|
|
|
-+ default CONFIG_UC_UBICOM32_V3
|
|
|
-+ help
|
|
|
-+ This selects the instruction set architecture of your Ubicom32 CPU. This
|
|
|
-+ information is used for optimizing purposes. To build a library that
|
|
|
-+ will run on any Ubicom32 CPU, you can specify "v3" here.
|
|
|
-+ If you pick anything other than "v3," there is no
|
|
|
-+ guarantee that uClibc will even run on anything other than the
|
|
|
-+ selected processor type.
|
|
|
-+
|
|
|
-+ You should probably select the Ubicom32 ISA that best matches the
|
|
|
-+ CPU you will be using on your device. uClibc will be tuned
|
|
|
-+ for that architecture.
|
|
|
-+
|
|
|
-+ If you don't know what to do, choose "v3"
|
|
|
-+
|
|
|
-+config CONFIG_UC_UBICOM32_V3
|
|
|
-+ bool "ISA v3"
|
|
|
-+
|
|
|
-+config CONFIG_UC_UBICOM32_V4
|
|
|
-+ bool "ISA v4"
|
|
|
-+endchoice
|
|
|
-+
|
|
|
-+config ARCH_CFLAGS
|
|
|
-+ string
|
|
|
-+
|
|
|
-+config CROSS
|
|
|
-+ string
|
|
|
-Index: uClibc-0.9.30.2/include/elf.h
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/include/elf.h 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/include/elf.h 2010-01-14 11:06:14.000000000 +0100
|
|
|
-@@ -337,6 +337,8 @@
|
|
|
-
|
|
|
- #define EM_XSTORMY16 0xad45
|
|
|
-
|
|
|
-+#define EM_UBICOM32 0xde3d /* Ubicom32; no ABI */
|
|
|
-+
|
|
|
- /* FRV magic number - no EABI available??. */
|
|
|
- #define EM_CYGNUS_FRV 0x5441
|
|
|
-
|
|
|
-@@ -3063,6 +3065,55 @@
|
|
|
- /* Keep this the last entry. */
|
|
|
- #define R_XTENSA_NUM 50
|
|
|
-
|
|
|
-+/* Ubicom32 ELF relocation types */
|
|
|
-+#define R_UBICOM32_NONE 0
|
|
|
-+#define R_UBICOM32_16 1
|
|
|
-+#define R_UBICOM32_32 2
|
|
|
-+#define R_UBICOM32_LO16 3
|
|
|
-+#define R_UBICOM32_HI16 4
|
|
|
-+#define R_UBICOM32_21_PCREL 5
|
|
|
-+#define R_UBICOM32_24_PCREL 6
|
|
|
-+#define R_UBICOM32_HI24 7
|
|
|
-+#define R_UBICOM32_LO7_S 8
|
|
|
-+#define R_UBICOM32_LO7_2_S 9
|
|
|
-+#define R_UBICOM32_LO7_4_S 10
|
|
|
-+#define R_UBICOM32_LO7_D 11
|
|
|
-+#define R_UBICOM32_LO7_2_D 12
|
|
|
-+#define R_UBICOM32_LO7_4_D 13
|
|
|
-+#define R_UBICOM32_32_HARVARD 14
|
|
|
-+#define R_UBICOM32_LO7_CALLI 15
|
|
|
-+#define R_UBICOM32_LO16_CALLI 16
|
|
|
-+#define R_UBICOM32_GOT_HI24 17
|
|
|
-+#define R_UBICOM32_GOT_LO7_S 18
|
|
|
-+#define R_UBICOM32_GOT_LO7_2_S 19
|
|
|
-+#define R_UBICOM32_GOT_LO7_4_S 20
|
|
|
-+#define R_UBICOM32_GOT_LO7_D 21
|
|
|
-+#define R_UBICOM32_GOT_LO7_2_D 22
|
|
|
-+#define R_UBICOM32_GOT_LO7_4_D 23
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOT_HI24 24
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOT_LO7_S 25
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOT_LO7_2_S 26
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOT_LO7_4_S 27
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOT_LO7_D 28
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOT_LO7_2_D 29
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOT_LO7_4_D 30
|
|
|
-+#define R_UBICOM32_GOT_LO7_CALLI 31
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOT_LO7_CALLI 32
|
|
|
-+#define R_UBICOM32_FUNCDESC_VALUE 33
|
|
|
-+#define R_UBICOM32_FUNCDESC 34
|
|
|
-+#define R_UBICOM32_GOTOFFSET_LO 35
|
|
|
-+#define R_UBICOM32_GOTOFFSET_HI 36
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOTOFFSET_LO 37
|
|
|
-+#define R_UBICOM32_FUNCDESC_GOTOFFSET_HI 38
|
|
|
-+#define R_UBICOM32_GNU_VTINHERIT 200
|
|
|
-+#define R_UBICOM32_GNU_VTENTRY 201
|
|
|
-+
|
|
|
-+/* Ubicom32 Flags. */
|
|
|
-+#define EF_UBICOM32_V3 0x00000001 /* -fmarch=ubicom32v3 */
|
|
|
-+#define EF_UBICOM32_V4 0x00000002 /* -fmarch=ubicom32v4 */
|
|
|
-+#define EF_UBICOM32_PIC 0x80000000 /* -fpic */
|
|
|
-+#define EF_UBICOM32_FDPIC 0x40000000 /* -mfdpic */
|
|
|
-+
|
|
|
- #ifdef __cplusplus
|
|
|
- }
|
|
|
- #endif
|
|
|
-Index: uClibc-0.9.30.2/include/features.h
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/include/features.h 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/include/features.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -451,4 +451,10 @@
|
|
|
- # define __linux__ 1
|
|
|
- #endif
|
|
|
-
|
|
|
-+#ifndef libc_hidden_proto
|
|
|
-+#define libc_hidden_proto(name, attrs...)
|
|
|
-+#endif
|
|
|
-+#ifndef libm_hidden_proto
|
|
|
-+#define libm_hidden_proto(name, attrs...)
|
|
|
-+#endif
|
|
|
- #endif /* features.h */
|
|
|
-Index: uClibc-0.9.30.2/ldso/ldso/dl-startup.c
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/ldso/ldso/dl-startup.c 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/ldso/ldso/dl-startup.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -164,10 +164,13 @@
|
|
|
- aux_dat += 2;
|
|
|
- }
|
|
|
-
|
|
|
-+#if !defined __FDPIC__
|
|
|
- /* locate the ELF header. We need this done as soon as possible
|
|
|
- * (esp since SEND_STDERR() needs this on some platforms... */
|
|
|
- if (!auxvt[AT_BASE].a_un.a_val)
|
|
|
- auxvt[AT_BASE].a_un.a_val = elf_machine_load_address();
|
|
|
-+#endif
|
|
|
-+
|
|
|
- DL_INIT_LOADADDR_BOOT(load_addr, auxvt[AT_BASE].a_un.a_val);
|
|
|
- header = (ElfW(Ehdr) *) auxvt[AT_BASE].a_un.a_val;
|
|
|
-
|
|
|
-Index: uClibc-0.9.30.2/ldso/ldso/ldso.c
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/ldso/ldso/ldso.c 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/ldso/ldso/ldso.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -179,10 +179,12 @@
|
|
|
- _dl_progname = argv[0];
|
|
|
- }
|
|
|
-
|
|
|
-+#if 0 // blackfin does this, we do to avoid die during reloc
|
|
|
- if (_start == (void *) auxvt[AT_ENTRY].a_un.a_val) {
|
|
|
- _dl_dprintf(_dl_debug_file, "Standalone execution is not supported yet\n");
|
|
|
- _dl_exit(1);
|
|
|
- }
|
|
|
-+#endif
|
|
|
-
|
|
|
- /* Start to build the tables of the modules that are required for
|
|
|
- * this beast to run. We start with the basic executable, and then
|
|
|
-Index: uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-debug.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-debug.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,72 @@
|
|
|
-+/* vi: set sw=4 ts=4: */
|
|
|
-+/* Ubicom32 ELF shared library loader suppport
|
|
|
-+ *
|
|
|
-+ * Copyright (c) 2009 Ubicom Inc.
|
|
|
-+ * Copyright (c) 1994-2000 Eric Youngdale, Peter MacDonald,
|
|
|
-+ * David Engel, Hongjiu Lu and Mitch D'Souza
|
|
|
-+ * Copyright (C) 2001-2004 Erik Andersen
|
|
|
-+ *
|
|
|
-+ * All rights reserved.
|
|
|
-+ *
|
|
|
-+ * Redistribution and use in source and binary forms, with or without
|
|
|
-+ * modification, are permitted provided that the following conditions
|
|
|
-+ * are met:
|
|
|
-+ * 1. Redistributions of source code must retain the above copyright
|
|
|
-+ * notice, this list of conditions and the following disclaimer.
|
|
|
-+ * 2. The name of the above contributors may not be
|
|
|
-+ * used to endorse or promote products derived from this software
|
|
|
-+ * without specific prior written permission.
|
|
|
-+ *
|
|
|
-+ * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS ``AS IS'' AND
|
|
|
-+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
-+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
-+ * ARE DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE
|
|
|
-+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
|
-+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
|
-+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
-+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
|
-+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
|
-+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
|
-+ * SUCH DAMAGE.
|
|
|
-+ */
|
|
|
-+
|
|
|
-+static const char *_dl_reltypes_tab[] =
|
|
|
-+{
|
|
|
-+ "R_UBICOM32_NONE", /* 0 */
|
|
|
-+ "R_UBICOM32_16",
|
|
|
-+ "R_UBICOM32_32",
|
|
|
-+ "R_UBICOM32_LO16",
|
|
|
-+ "R_UBICOM32_HI16",
|
|
|
-+ "R_UBICOM32_21_PCREL", /* 5 */
|
|
|
-+ "R_UBICOM32_24_PCREL",
|
|
|
-+ "R_UBICOM32_HI24",
|
|
|
-+ "R_UBICOM32_LO7_S",
|
|
|
-+ "R_UBICOM32_LO7_2_S",
|
|
|
-+ "R_UBICOM32_LO7_4_S", /* 10 */
|
|
|
-+ "R_UBICOM32_LO7_D",
|
|
|
-+ "R_UBICOM32_LO7_2_D",
|
|
|
-+ "R_UBICOM32_LO7_4_D",
|
|
|
-+ "R_UBICOM32_32_HARVARD",
|
|
|
-+ "R_UBICOM32_LO7_CALLI", /* 15 */
|
|
|
-+ "R_UBICOM32_LO16_CALLI",
|
|
|
-+ "R_UBICOM32_GOT_HI24",
|
|
|
-+ "R_UBICOM32_GOT_LO7_S",
|
|
|
-+ "R_UBICOM32_GOT_LO7_2_S"
|
|
|
-+ "R_UBICOM32_GOT_LO7_4_S", /* 20 */
|
|
|
-+ "R_UBICOM32_GOT_LO7_D",
|
|
|
-+ "R_UBICOM32_GOT_LO7_2_D",
|
|
|
-+ "R_UBICOM32_GOT_LO7_4_D",
|
|
|
-+ "R_UBICOM32_FUNCDESC_GOT_HI24 24",
|
|
|
-+ "R_UBICOM32_FUNCDESC_GOT_LO7_S", /* 25 */
|
|
|
-+ "R_UBICOM32_FUNCDESC_GOT_LO7_2_S",
|
|
|
-+ "R_UBICOM32_FUNCDESC_GOT_LO7_4_S",
|
|
|
-+ "R_UBICOM32_FUNCDESC_GOT_LO7_D",
|
|
|
-+ "R_UBICOM32_FUNCDESC_GOT_LO7_2_D",
|
|
|
-+ "R_UBICOM32_FUNCDESC_GOT_LO7_4_D", /* 30 */
|
|
|
-+ "R_UBICOM32_GOT_LO7_CALLI",
|
|
|
-+ "R_UBICOM32_FUNCDESC_VALUE",
|
|
|
-+ "R_UBICOM32_FUNCDESC",
|
|
|
-+#if 1
|
|
|
-+ [200] "R_UBICOM32_GNU_VTINHERIT" , "R_UBICOM32_GNU_VTENTRY"
|
|
|
-+#endif
|
|
|
-+};
|
|
|
-Index: uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-inlines.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-inlines.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,582 @@
|
|
|
-+ /* Copyright (C) 2003, 2004 Red Hat, Inc.
|
|
|
-+ Contributed by Alexandre Oliva <[email protected]>
|
|
|
-+
|
|
|
-+This file is part of uClibc.
|
|
|
-+
|
|
|
-+uClibc is free software; you can redistribute it and/or modify it
|
|
|
-+under the terms of the GNU Lesser General Public License as
|
|
|
-+published by the Free Software Foundation; either version 2.1 of the
|
|
|
-+License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+uClibc is distributed in the hope that it will be useful, but WITHOUT
|
|
|
-+ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+Library General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU Lesser General Public
|
|
|
-+License along with uClibc; see the file COPYING.LIB. If not, write to
|
|
|
-+the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
|
|
|
-+USA. */
|
|
|
-+
|
|
|
-+//#include <bfin_sram.h>
|
|
|
-+#define SRAM_TEST(x) 0
|
|
|
-+#ifndef _dl_assert
|
|
|
-+# define _dl_assert(expr)
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* Initialize a DL_LOADADDR_TYPE given a got pointer and a complete
|
|
|
-+ load map. */
|
|
|
-+static __always_inline void
|
|
|
-+__dl_init_loadaddr_map (struct elf32_fdpic_loadaddr *loadaddr, Elf32_Addr dl_boot_got_pointer,
|
|
|
-+ struct elf32_fdpic_loadmap *map)
|
|
|
-+{
|
|
|
-+ if (map->version != 0)
|
|
|
-+ {
|
|
|
-+ SEND_EARLY_STDERR ("Invalid loadmap version number\n");
|
|
|
-+ _dl_exit(-1);
|
|
|
-+ }
|
|
|
-+ if (map->nsegs == 0)
|
|
|
-+ {
|
|
|
-+ SEND_EARLY_STDERR ("Invalid segment count in loadmap\n");
|
|
|
-+ _dl_exit(-1);
|
|
|
-+ }
|
|
|
-+ loadaddr->got_value = (void*)dl_boot_got_pointer;
|
|
|
-+ loadaddr->map = map;
|
|
|
-+}
|
|
|
-+
|
|
|
-+/* Figure out how many LOAD segments there are in the given headers,
|
|
|
-+ and allocate a block for the load map big enough for them.
|
|
|
-+ got_value will be properly initialized later on, with INIT_GOT. */
|
|
|
-+static __always_inline int
|
|
|
-+__dl_init_loadaddr (struct elf32_fdpic_loadaddr *loadaddr, Elf32_Phdr *ppnt,
|
|
|
-+ int pcnt)
|
|
|
-+{
|
|
|
-+ int count = 0, i;
|
|
|
-+ size_t size;
|
|
|
-+
|
|
|
-+ for (i = 0; i < pcnt; i++)
|
|
|
-+ if (ppnt[i].p_type == PT_LOAD)
|
|
|
-+ count++;
|
|
|
-+
|
|
|
-+ loadaddr->got_value = 0;
|
|
|
-+
|
|
|
-+ size = sizeof (struct elf32_fdpic_loadmap)
|
|
|
-+ + sizeof (struct elf32_fdpic_loadseg) * count;
|
|
|
-+ loadaddr->map = _dl_malloc (size);
|
|
|
-+ if (! loadaddr->map)
|
|
|
-+ _dl_exit (-1);
|
|
|
-+
|
|
|
-+ loadaddr->map->version = 0;
|
|
|
-+ loadaddr->map->nsegs = 0;
|
|
|
-+
|
|
|
-+ return count;
|
|
|
-+}
|
|
|
-+
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+extern char *_dl_debug;
|
|
|
-+extern int _dl_debug_file;
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* Incrementally initialize a load map. */
|
|
|
-+static __always_inline void
|
|
|
-+__dl_init_loadaddr_hdr (struct elf32_fdpic_loadaddr loadaddr, void *addr,
|
|
|
-+ Elf32_Phdr *phdr, int maxsegs)
|
|
|
-+{
|
|
|
-+ struct elf32_fdpic_loadseg *segdata;
|
|
|
-+
|
|
|
-+ if (loadaddr.map->nsegs == maxsegs)
|
|
|
-+ _dl_exit (-1);
|
|
|
-+
|
|
|
-+ segdata = &loadaddr.map->segs[loadaddr.map->nsegs++];
|
|
|
-+ segdata->addr = (Elf32_Addr) addr;
|
|
|
-+ segdata->p_vaddr = phdr->p_vaddr;
|
|
|
-+ segdata->p_memsz = phdr->p_memsz;
|
|
|
-+
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+ {
|
|
|
-+ if (_dl_debug)
|
|
|
-+ _dl_dprintf(_dl_debug_file, "%i: mapped %x at %x, size %x\n",
|
|
|
-+ loadaddr.map->nsegs-1,
|
|
|
-+ segdata->p_vaddr, segdata->addr, segdata->p_memsz);
|
|
|
-+ }
|
|
|
-+#endif
|
|
|
-+}
|
|
|
-+
|
|
|
-+static __always_inline void __dl_loadaddr_unmap
|
|
|
-+(struct elf32_fdpic_loadaddr loadaddr, struct funcdesc_ht *funcdesc_ht);
|
|
|
-+
|
|
|
-+/* Figure out whether the given address is in one of the mapped
|
|
|
-+ segments. */
|
|
|
-+static __always_inline int
|
|
|
-+__dl_addr_in_loadaddr (void *p, struct elf32_fdpic_loadaddr loadaddr)
|
|
|
-+{
|
|
|
-+ struct elf32_fdpic_loadmap *map = loadaddr.map;
|
|
|
-+ int c;
|
|
|
-+
|
|
|
-+ for (c = 0; c < map->nsegs; c++)
|
|
|
-+ if ((void*)map->segs[c].addr <= p
|
|
|
-+ && (char*)p < (char*)map->segs[c].addr + map->segs[c].p_memsz)
|
|
|
-+ return 1;
|
|
|
-+
|
|
|
-+ return 0;
|
|
|
-+}
|
|
|
-+
|
|
|
-+static __always_inline void * _dl_funcdesc_for (void *entry_point, void *got_value);
|
|
|
-+
|
|
|
-+/* The hashcode handling code below is heavily inspired in libiberty's
|
|
|
-+ hashtab code, but with most adaptation points and support for
|
|
|
-+ deleting elements removed.
|
|
|
-+
|
|
|
-+ Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
|
|
|
-+ Contributed by Vladimir Makarov ([email protected]). */
|
|
|
-+
|
|
|
-+static __always_inline unsigned long
|
|
|
-+higher_prime_number (unsigned long n)
|
|
|
-+{
|
|
|
-+ /* These are primes that are near, but slightly smaller than, a
|
|
|
-+ power of two. */
|
|
|
-+ static const unsigned long primes[] = {
|
|
|
-+ (unsigned long) 7,
|
|
|
-+ (unsigned long) 13,
|
|
|
-+ (unsigned long) 31,
|
|
|
-+ (unsigned long) 61,
|
|
|
-+ (unsigned long) 127,
|
|
|
-+ (unsigned long) 251,
|
|
|
-+ (unsigned long) 509,
|
|
|
-+ (unsigned long) 1021,
|
|
|
-+ (unsigned long) 2039,
|
|
|
-+ (unsigned long) 4093,
|
|
|
-+ (unsigned long) 8191,
|
|
|
-+ (unsigned long) 16381,
|
|
|
-+ (unsigned long) 32749,
|
|
|
-+ (unsigned long) 65521,
|
|
|
-+ (unsigned long) 131071,
|
|
|
-+ (unsigned long) 262139,
|
|
|
-+ (unsigned long) 524287,
|
|
|
-+ (unsigned long) 1048573,
|
|
|
-+ (unsigned long) 2097143,
|
|
|
-+ (unsigned long) 4194301,
|
|
|
-+ (unsigned long) 8388593,
|
|
|
-+ (unsigned long) 16777213,
|
|
|
-+ (unsigned long) 33554393,
|
|
|
-+ (unsigned long) 67108859,
|
|
|
-+ (unsigned long) 134217689,
|
|
|
-+ (unsigned long) 268435399,
|
|
|
-+ (unsigned long) 536870909,
|
|
|
-+ (unsigned long) 1073741789,
|
|
|
-+ (unsigned long) 2147483647,
|
|
|
-+ /* 4294967291L */
|
|
|
-+ ((unsigned long) 2147483647) + ((unsigned long) 2147483644),
|
|
|
-+ };
|
|
|
-+
|
|
|
-+ const unsigned long *low = &primes[0];
|
|
|
-+ const unsigned long *high = &primes[sizeof(primes) / sizeof(primes[0])];
|
|
|
-+
|
|
|
-+ while (low != high)
|
|
|
-+ {
|
|
|
-+ const unsigned long *mid = low + (high - low) / 2;
|
|
|
-+ if (n > *mid)
|
|
|
-+ low = mid + 1;
|
|
|
-+ else
|
|
|
-+ high = mid;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+#if 0
|
|
|
-+ /* If we've run out of primes, abort. */
|
|
|
-+ if (n > *low)
|
|
|
-+ {
|
|
|
-+ fprintf (stderr, "Cannot find prime bigger than %lu\n", n);
|
|
|
-+ abort ();
|
|
|
-+ }
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ return *low;
|
|
|
-+}
|
|
|
-+
|
|
|
-+struct funcdesc_ht
|
|
|
-+{
|
|
|
-+ /* Table itself. */
|
|
|
-+ struct funcdesc_value **entries;
|
|
|
-+
|
|
|
-+ /* Current size (in entries) of the hash table */
|
|
|
-+ size_t size;
|
|
|
-+
|
|
|
-+ /* Current number of elements. */
|
|
|
-+ size_t n_elements;
|
|
|
-+};
|
|
|
-+
|
|
|
-+static __always_inline int
|
|
|
-+hash_pointer (const void *p)
|
|
|
-+{
|
|
|
-+ return (int) ((long)p >> 3);
|
|
|
-+}
|
|
|
-+
|
|
|
-+static __always_inline struct funcdesc_ht *
|
|
|
-+htab_create (void)
|
|
|
-+{
|
|
|
-+ struct funcdesc_ht *ht = _dl_malloc (sizeof (struct funcdesc_ht));
|
|
|
-+
|
|
|
-+ if (! ht)
|
|
|
-+ return NULL;
|
|
|
-+ ht->size = 3;
|
|
|
-+ ht->entries = _dl_malloc (sizeof (struct funcdesc_ht_value *) * ht->size);
|
|
|
-+ if (! ht->entries)
|
|
|
-+ return NULL;
|
|
|
-+
|
|
|
-+ ht->n_elements = 0;
|
|
|
-+
|
|
|
-+ _dl_memset (ht->entries, 0, sizeof (struct funcdesc_ht_value *) * ht->size);
|
|
|
-+
|
|
|
-+ return ht;
|
|
|
-+}
|
|
|
-+
|
|
|
-+/* This is only called from _dl_loadaddr_unmap, so it's safe to call
|
|
|
-+ _dl_free(). See the discussion below. */
|
|
|
-+static __always_inline void
|
|
|
-+htab_delete (struct funcdesc_ht *htab)
|
|
|
-+{
|
|
|
-+ int i;
|
|
|
-+
|
|
|
-+ for (i = htab->size - 1; i >= 0; i--)
|
|
|
-+ if (htab->entries[i])
|
|
|
-+ _dl_free (htab->entries[i]);
|
|
|
-+
|
|
|
-+ _dl_free (htab->entries);
|
|
|
-+ _dl_free (htab);
|
|
|
-+}
|
|
|
-+
|
|
|
-+/* Similar to htab_find_slot, but without several unwanted side effects:
|
|
|
-+ - Does not call htab->eq_f when it finds an existing entry.
|
|
|
-+ - Does not change the count of elements/searches/collisions in the
|
|
|
-+ hash table.
|
|
|
-+ This function also assumes there are no deleted entries in the table.
|
|
|
-+ HASH is the hash value for the element to be inserted. */
|
|
|
-+
|
|
|
-+static __always_inline struct funcdesc_value **
|
|
|
-+find_empty_slot_for_expand (struct funcdesc_ht *htab, int hash)
|
|
|
-+{
|
|
|
-+ size_t size = htab->size;
|
|
|
-+ unsigned int index = hash % size;
|
|
|
-+ struct funcdesc_value **slot = htab->entries + index;
|
|
|
-+ int hash2;
|
|
|
-+
|
|
|
-+ if (! *slot)
|
|
|
-+ return slot;
|
|
|
-+
|
|
|
-+ hash2 = 1 + hash % (size - 2);
|
|
|
-+ for (;;)
|
|
|
-+ {
|
|
|
-+ index += hash2;
|
|
|
-+ if (index >= size)
|
|
|
-+ index -= size;
|
|
|
-+
|
|
|
-+ slot = htab->entries + index;
|
|
|
-+ if (! *slot)
|
|
|
-+ return slot;
|
|
|
-+ }
|
|
|
-+}
|
|
|
-+
|
|
|
-+/* The following function changes size of memory allocated for the
|
|
|
-+ entries and repeatedly inserts the table elements. The occupancy
|
|
|
-+ of the table after the call will be about 50%. Naturally the hash
|
|
|
-+ table must already exist. Remember also that the place of the
|
|
|
-+ table entries is changed. If memory allocation failures are allowed,
|
|
|
-+ this function will return zero, indicating that the table could not be
|
|
|
-+ expanded. If all goes well, it will return a non-zero value. */
|
|
|
-+
|
|
|
-+static __always_inline int
|
|
|
-+htab_expand (struct funcdesc_ht *htab)
|
|
|
-+{
|
|
|
-+ struct funcdesc_value **oentries;
|
|
|
-+ struct funcdesc_value **olimit;
|
|
|
-+ struct funcdesc_value **p;
|
|
|
-+ struct funcdesc_value **nentries;
|
|
|
-+ size_t nsize;
|
|
|
-+
|
|
|
-+ oentries = htab->entries;
|
|
|
-+ olimit = oentries + htab->size;
|
|
|
-+
|
|
|
-+ /* Resize only when table after removal of unused elements is either
|
|
|
-+ too full or too empty. */
|
|
|
-+ if (htab->n_elements * 2 > htab->size)
|
|
|
-+ nsize = higher_prime_number (htab->n_elements * 2);
|
|
|
-+ else
|
|
|
-+ nsize = htab->size;
|
|
|
-+
|
|
|
-+ nentries = _dl_malloc (sizeof (struct funcdesc_value *) * nsize);
|
|
|
-+ _dl_memset (nentries, 0, sizeof (struct funcdesc_value *) * nsize);
|
|
|
-+ if (nentries == NULL)
|
|
|
-+ return 0;
|
|
|
-+ htab->entries = nentries;
|
|
|
-+ htab->size = nsize;
|
|
|
-+
|
|
|
-+ p = oentries;
|
|
|
-+ do
|
|
|
-+ {
|
|
|
-+ if (*p)
|
|
|
-+ *find_empty_slot_for_expand (htab, hash_pointer ((*p)->entry_point))
|
|
|
-+ = *p;
|
|
|
-+
|
|
|
-+ p++;
|
|
|
-+ }
|
|
|
-+ while (p < olimit);
|
|
|
-+
|
|
|
-+#if 0 /* We can't tell whether this was allocated by the _dl_malloc()
|
|
|
-+ built into ld.so or malloc() in the main executable or libc,
|
|
|
-+ and calling free() for something that wasn't malloc()ed could
|
|
|
-+ do Very Bad Things (TM). Take the conservative approach
|
|
|
-+ here, potentially wasting as much memory as actually used by
|
|
|
-+ the hash table, even if multiple growths occur. That's not
|
|
|
-+ so bad as to require some overengineered solution that would
|
|
|
-+ enable us to keep track of how it was allocated. */
|
|
|
-+ _dl_free (oentries);
|
|
|
-+#endif
|
|
|
-+ return 1;
|
|
|
-+}
|
|
|
-+
|
|
|
-+/* This function searches for a hash table slot containing an entry
|
|
|
-+ equal to the given element. To delete an entry, call this with
|
|
|
-+ INSERT = 0, then call htab_clear_slot on the slot returned (possibly
|
|
|
-+ after doing some checks). To insert an entry, call this with
|
|
|
-+ INSERT = 1, then write the value you want into the returned slot.
|
|
|
-+ When inserting an entry, NULL may be returned if memory allocation
|
|
|
-+ fails. */
|
|
|
-+
|
|
|
-+static __always_inline struct funcdesc_value **
|
|
|
-+htab_find_slot (struct funcdesc_ht *htab, void *ptr, int insert)
|
|
|
-+{
|
|
|
-+ unsigned int index;
|
|
|
-+ int hash, hash2;
|
|
|
-+ size_t size;
|
|
|
-+ struct funcdesc_value **entry;
|
|
|
-+
|
|
|
-+ if (htab->size * 3 <= htab->n_elements * 4
|
|
|
-+ && htab_expand (htab) == 0)
|
|
|
-+ return NULL;
|
|
|
-+
|
|
|
-+ hash = hash_pointer (ptr);
|
|
|
-+
|
|
|
-+ size = htab->size;
|
|
|
-+ index = hash % size;
|
|
|
-+
|
|
|
-+ entry = &htab->entries[index];
|
|
|
-+ if (!*entry)
|
|
|
-+ goto empty_entry;
|
|
|
-+ else if ((*entry)->entry_point == ptr)
|
|
|
-+ return entry;
|
|
|
-+
|
|
|
-+ hash2 = 1 + hash % (size - 2);
|
|
|
-+ for (;;)
|
|
|
-+ {
|
|
|
-+ index += hash2;
|
|
|
-+ if (index >= size)
|
|
|
-+ index -= size;
|
|
|
-+
|
|
|
-+ entry = &htab->entries[index];
|
|
|
-+ if (!*entry)
|
|
|
-+ goto empty_entry;
|
|
|
-+ else if ((*entry)->entry_point == ptr)
|
|
|
-+ return entry;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ empty_entry:
|
|
|
-+ if (!insert)
|
|
|
-+ return NULL;
|
|
|
-+
|
|
|
-+ htab->n_elements++;
|
|
|
-+ return entry;
|
|
|
-+}
|
|
|
-+
|
|
|
-+void *
|
|
|
-+_dl_funcdesc_for (void *entry_point, void *got_value)
|
|
|
-+{
|
|
|
-+ struct elf_resolve *tpnt = ((void**)got_value)[2];
|
|
|
-+ struct funcdesc_ht *ht = tpnt->funcdesc_ht;
|
|
|
-+ struct funcdesc_value **entry;
|
|
|
-+
|
|
|
-+ _dl_assert (got_value == tpnt->loadaddr.got_value);
|
|
|
-+
|
|
|
-+ if (! ht)
|
|
|
-+ {
|
|
|
-+ ht = htab_create ();
|
|
|
-+ if (! ht)
|
|
|
-+ return (void*)-1;
|
|
|
-+ tpnt->funcdesc_ht = ht;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ entry = htab_find_slot (ht, entry_point, 1);
|
|
|
-+ if (*entry)
|
|
|
-+ {
|
|
|
-+ _dl_assert ((*entry)->entry_point == entry_point);
|
|
|
-+ return _dl_stabilize_funcdesc (*entry);
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ *entry = _dl_malloc (sizeof (struct funcdesc_value));
|
|
|
-+ (*entry)->entry_point = entry_point;
|
|
|
-+ (*entry)->got_value = got_value;
|
|
|
-+
|
|
|
-+ return _dl_stabilize_funcdesc (*entry);
|
|
|
-+}
|
|
|
-+
|
|
|
-+static __always_inline void const *
|
|
|
-+_dl_lookup_address (void const *address)
|
|
|
-+{
|
|
|
-+ struct elf_resolve *rpnt;
|
|
|
-+ struct funcdesc_value const *fd;
|
|
|
-+
|
|
|
-+ /* Make sure we don't make assumptions about its alignment. */
|
|
|
-+ __asm__ ("" : "+r" (address));
|
|
|
-+
|
|
|
-+ if ((Elf32_Addr)address & 7)
|
|
|
-+ /* It's not a function descriptor. */
|
|
|
-+ return address;
|
|
|
-+
|
|
|
-+ fd = (struct funcdesc_value const *)address;
|
|
|
-+
|
|
|
-+ for (rpnt = _dl_loaded_modules; rpnt; rpnt = rpnt->next)
|
|
|
-+ {
|
|
|
-+ if (! rpnt->funcdesc_ht)
|
|
|
-+ continue;
|
|
|
-+
|
|
|
-+ if (fd->got_value != rpnt->loadaddr.got_value)
|
|
|
-+ continue;
|
|
|
-+
|
|
|
-+ address = htab_find_slot (rpnt->funcdesc_ht, (void*)fd->entry_point, 0);
|
|
|
-+
|
|
|
-+ if (address && *(struct funcdesc_value *const*)address == fd)
|
|
|
-+ {
|
|
|
-+ address = (*(struct funcdesc_value *const*)address)->entry_point;
|
|
|
-+ break;
|
|
|
-+ }
|
|
|
-+ else
|
|
|
-+ address = fd;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ return address;
|
|
|
-+}
|
|
|
-+
|
|
|
-+void
|
|
|
-+__dl_loadaddr_unmap (struct elf32_fdpic_loadaddr loadaddr,
|
|
|
-+ struct funcdesc_ht *funcdesc_ht)
|
|
|
-+{
|
|
|
-+ int i;
|
|
|
-+
|
|
|
-+ for (i = 0; i < loadaddr.map->nsegs; i++)
|
|
|
-+ {
|
|
|
-+ struct elf32_fdpic_loadseg *segdata;
|
|
|
-+ ssize_t offs;
|
|
|
-+ segdata = loadaddr.map->segs + i;
|
|
|
-+
|
|
|
-+#if 0 /* SRAM */
|
|
|
-+ /* FIXME:
|
|
|
-+ A more cleaner way is to add type for struct elf32_fdpic_loadseg,
|
|
|
-+ and release the memory according to the type.
|
|
|
-+ Currently, we hardcode the memory address of L1 SRAM. */
|
|
|
-+ if ((segdata->addr & 0xff800000) == 0xff800000)
|
|
|
-+ {
|
|
|
-+ _dl_sram_free ((void *)segdata->addr);
|
|
|
-+ continue;
|
|
|
-+ }
|
|
|
-+#endif
|
|
|
-+ offs = (segdata->p_vaddr & ADDR_ALIGN);
|
|
|
-+ _dl_munmap ((void*)segdata->addr - offs,
|
|
|
-+ segdata->p_memsz + offs);
|
|
|
-+ }
|
|
|
-+ /* _dl_unmap is only called for dlopen()ed libraries, for which
|
|
|
-+ calling free() is safe, or before we've completed the initial
|
|
|
-+ relocation, in which case calling free() is probably pointless,
|
|
|
-+ but still safe. */
|
|
|
-+ _dl_free (loadaddr.map);
|
|
|
-+ if (funcdesc_ht)
|
|
|
-+ htab_delete (funcdesc_ht);
|
|
|
-+}
|
|
|
-+
|
|
|
-+#if 0 /* XXX TODO will look at enabling this if we decide to add support for OCM
|
|
|
-+ * code/data */
|
|
|
-+// OLD BLACKFIN CODE
|
|
|
-+static __always_inline int
|
|
|
-+__dl_is_special_segment (Elf32_Ehdr *epnt,
|
|
|
-+ Elf32_Phdr *ppnt)
|
|
|
-+{
|
|
|
-+ if (ppnt->p_type != PT_LOAD)
|
|
|
-+ return 0;
|
|
|
-+
|
|
|
-+ if ((epnt->e_flags & EF_BFIN_CODE_IN_L1)
|
|
|
-+ && !(ppnt->p_flags & PF_W)
|
|
|
-+ && (ppnt->p_flags & PF_X))
|
|
|
-+ return 1;
|
|
|
-+
|
|
|
-+ if ((epnt->e_flags & EF_BFIN_DATA_IN_L1)
|
|
|
-+ && (ppnt->p_flags & PF_W)
|
|
|
-+ && !(ppnt->p_flags & PF_X))
|
|
|
-+ return 1;
|
|
|
-+
|
|
|
-+ /* 0xff700000, 0xff800000, 0xff900000 and 0xffa00000 are also used in
|
|
|
-+ GNU ld and linux kernel. They need to be keep synchronized. */
|
|
|
-+ if (ppnt->p_vaddr == 0xff700000
|
|
|
-+ || ppnt->p_vaddr == 0xff800000
|
|
|
-+ || ppnt->p_vaddr == 0xff900000
|
|
|
-+ || ppnt->p_vaddr == 0xffa00000)
|
|
|
-+ return 1;
|
|
|
-+
|
|
|
-+ return 0;
|
|
|
-+}
|
|
|
-+
|
|
|
-+static __always_inline char *
|
|
|
-+__dl_map_segment (Elf32_Ehdr *epnt,
|
|
|
-+ Elf32_Phdr *ppnt,
|
|
|
-+ int infile,
|
|
|
-+ int flags)
|
|
|
-+{
|
|
|
-+ char *status, *tryaddr, *l1addr;
|
|
|
-+ size_t size;
|
|
|
-+
|
|
|
-+
|
|
|
-+ if (((epnt->e_flags & EF_BFIN_CODE_IN_L1) || ppnt->p_vaddr == 0xffa00000)
|
|
|
-+ && !(ppnt->p_flags & PF_W)
|
|
|
-+ && (ppnt->p_flags & PF_X)) {
|
|
|
-+ status = (char *) _dl_mmap
|
|
|
-+ (tryaddr = 0,
|
|
|
-+ size = (ppnt->p_vaddr & ADDR_ALIGN) + ppnt->p_filesz,
|
|
|
-+ LXFLAGS(ppnt->p_flags),
|
|
|
-+ flags | MAP_EXECUTABLE | MAP_DENYWRITE,
|
|
|
-+ infile, ppnt->p_offset & OFFS_ALIGN);
|
|
|
-+ if (_dl_mmap_check_error(status)
|
|
|
-+ || (tryaddr && tryaddr != status))
|
|
|
-+ return NULL;
|
|
|
-+ l1addr = (char *) _dl_sram_alloc (ppnt->p_filesz, L1_INST_SRAM);
|
|
|
-+ if (l1addr != NULL)
|
|
|
-+ _dl_dma_memcpy (l1addr, status + (ppnt->p_vaddr & ADDR_ALIGN), ppnt->p_filesz);
|
|
|
-+ _dl_munmap (status, size);
|
|
|
-+ if (l1addr == NULL)
|
|
|
-+ _dl_dprintf(2, "%s:%i: L1 allocation failed\n", _dl_progname, __LINE__);
|
|
|
-+ return l1addr;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ if (((epnt->e_flags & EF_BFIN_DATA_IN_L1)
|
|
|
-+ || ppnt->p_vaddr == 0xff700000
|
|
|
-+ || ppnt->p_vaddr == 0xff800000
|
|
|
-+ || ppnt->p_vaddr == 0xff900000)
|
|
|
-+ && (ppnt->p_flags & PF_W)
|
|
|
-+ && !(ppnt->p_flags & PF_X)) {
|
|
|
-+ if (ppnt->p_vaddr == 0xff800000)
|
|
|
-+ l1addr = (char *) _dl_sram_alloc (ppnt->p_memsz, L1_DATA_A_SRAM);
|
|
|
-+ else if (ppnt->p_vaddr == 0xff900000)
|
|
|
-+ l1addr = (char *) _dl_sram_alloc (ppnt->p_memsz, L1_DATA_B_SRAM);
|
|
|
-+ else
|
|
|
-+ l1addr = (char *) _dl_sram_alloc (ppnt->p_memsz, L1_DATA_SRAM);
|
|
|
-+ if (l1addr == NULL) {
|
|
|
-+ _dl_dprintf(2, "%s:%i: L1 allocation failed\n", _dl_progname, __LINE__);
|
|
|
-+ } else {
|
|
|
-+ if (_DL_PREAD (infile, l1addr, ppnt->p_filesz, ppnt->p_offset) != ppnt->p_filesz) {
|
|
|
-+ _dl_sram_free (l1addr);
|
|
|
-+ return NULL;
|
|
|
-+ }
|
|
|
-+ if (ppnt->p_filesz < ppnt->p_memsz)
|
|
|
-+ _dl_memset (l1addr + ppnt->p_filesz, 0, ppnt->p_memsz - ppnt->p_filesz);
|
|
|
-+ }
|
|
|
-+ return l1addr;
|
|
|
-+ }
|
|
|
-+ return 0;
|
|
|
-+}
|
|
|
-+#endif
|
|
|
-Index: uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-startup.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-startup.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,232 @@
|
|
|
-+/*
|
|
|
-+ Copyright (C) 2009 Ubicom, Inc.
|
|
|
-+ Copyright (C) 2003 Red Hat, Inc.
|
|
|
-+ Contributed by Alexandre Oliva <[email protected]>
|
|
|
-+
|
|
|
-+This file is part of uClibc.
|
|
|
-+
|
|
|
-+uClibc is free software; you can redistribute it and/or modify it
|
|
|
-+under the terms of the GNU Lesser General Public License as
|
|
|
-+published by the Free Software Foundation; either version 2.1 of the
|
|
|
-+License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+uClibc is distributed in the hope that it will be useful, but WITHOUT
|
|
|
-+ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+Library General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU Lesser General Public
|
|
|
-+License along with uClibc; see the file COPYING.LIB. If not, write to
|
|
|
-+the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
|
|
|
-+USA. */
|
|
|
-+
|
|
|
-+/* Any assembly language/system dependent hacks needed to setup
|
|
|
-+ * boot1.c so it will work as expected and cope with whatever platform
|
|
|
-+ * specific wierdness is needed for this architecture.
|
|
|
-+
|
|
|
-+ * We override the default _dl_boot function, and replace it with a
|
|
|
-+ * bit of asm. Then call the real _dl_boot function, which is now
|
|
|
-+ * named _dl_boot2. */
|
|
|
-+
|
|
|
-+/* At program start-up, p0 contains a pointer to a
|
|
|
-+ elf32_fdpic_loadmap that describes how the executable was loaded
|
|
|
-+ into memory. p1 contains a pointer to the interpreter (our!)
|
|
|
-+ loadmap, if there is an interpreter, or 0 if we're being run as an
|
|
|
-+ executable. p2 holds a pointer to the interpreter's dynamic
|
|
|
-+ section, if there is an interpreter, or to the executable's dynamic
|
|
|
-+ section, otherwise. If the executable is not dynamic, gr18 is 0.
|
|
|
-+
|
|
|
-+ We rely on the fact that the linker adds a pointer to the
|
|
|
-+ _GLOBAL_OFFSET_TABLE_ as the last ROFIXUP entry, and that
|
|
|
-+ __self_reloc returns the relocated pointer to us, so that we can
|
|
|
-+ use this value to initialize the PIC register. */
|
|
|
-+
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * _dl_boot is the entry point for ldso.
|
|
|
-+ *
|
|
|
-+ * The kernel leaves the main apps args on the stack (positive offsets), and
|
|
|
-+ * communicates the load maps as follows
|
|
|
-+ *
|
|
|
-+ * - d1 is set to the exec_map_addr (struct elf32_fdpic_loadmap *), which is the
|
|
|
-+ * current state of the mapped application.
|
|
|
-+ *
|
|
|
-+ * - d2 is set to interp_map_addr (struct elf32_fdpic_loadmap *), which is use
|
|
|
-+ * by ldso to relocate itself.
|
|
|
-+ *
|
|
|
-+ * - d3 is dynamic_addr which as far as I can tell is the stack pointer.
|
|
|
-+ *
|
|
|
-+ * - a1 is set to zero and will later be initialised to ldso _dl_fini funcdesc
|
|
|
-+ */
|
|
|
-+
|
|
|
-+__asm__(
|
|
|
-+ " .text \n\t"
|
|
|
-+ " .global _start \n\t"
|
|
|
-+ " .type _start,@function \n\t"
|
|
|
-+ "_start:\n\t"
|
|
|
-+ /*
|
|
|
-+ * Jump to .Lcall storing the location .Lcall in a5
|
|
|
-+ */
|
|
|
-+ " call a5, .Lcall \n\t"
|
|
|
-+ ".Lcall: \n\t"
|
|
|
-+ /*
|
|
|
-+ * Reserve and Push inputs to stack.
|
|
|
-+ * 32 byte stack layout as follows
|
|
|
-+ * offset 0 exec_map_addr
|
|
|
-+ * 4 interp_map_addr
|
|
|
-+ * 8 dynamic_addr
|
|
|
-+ * 12 not used
|
|
|
-+ * 16 dl_main_funcdesc structure for _dl_boot
|
|
|
-+ * (12 bytes sizeof funcdesc_value)
|
|
|
-+ * 28 reserved
|
|
|
-+ * 32 start of &original stack
|
|
|
-+ */
|
|
|
-+ " pdec sp, 32(sp); reserve stack space \n\t"
|
|
|
-+ " move.4 0(sp), d1 ; exec_map_addr \n\t"
|
|
|
-+ " move.4 4(sp), d2 ; interp_map_addr \n\t"
|
|
|
-+ " move.4 8(sp), d3; dynamic_addr \n\t"
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * Load linker version of .Lcall in to d0
|
|
|
-+ */
|
|
|
-+ " moveai a3, #%hi(.Lcall) \n\t"
|
|
|
-+ " lea.1 d0, %lo(.Lcall)(a3) \n\t"
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * Determine the offset from loaded .Lcall and put it in d0.
|
|
|
-+ */
|
|
|
-+ " sub.4 d0, a5, d0 \n\t"
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * Load linker version of __ROFIXUP_LIST__ and __ROFIXUP_END__ in to d1
|
|
|
-+ * and d2.
|
|
|
-+ */
|
|
|
-+ " moveai a3, #%hi(__ROFIXUP_LIST__) \n\t"
|
|
|
-+ " lea.1 d1, %lo(__ROFIXUP_LIST__)(a3) \n\t"
|
|
|
-+ " moveai a3, #%hi(__ROFIXUP_END__) \n\t"
|
|
|
-+ " lea.1 d2, %lo(__ROFIXUP_END__)(a3) \n\t"
|
|
|
-+ /*
|
|
|
-+ * Use offset determined above to find the loaded versions.
|
|
|
-+ */
|
|
|
-+ " add.4 d1, d1, d0 \n\t"
|
|
|
-+ " add.4 d2, d2, d0 \n\t"
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * Load interp_map_addr into d0, if interp_map_addr is null use
|
|
|
-+ * exec_map_addr.
|
|
|
-+ */
|
|
|
-+ " move.4 d0, 4(sp) ; load interp_map_addr \n\t"
|
|
|
-+ " cmpi d0, #0 \n\t"
|
|
|
-+ " jmpne.f 1f \n\t"
|
|
|
-+ " move.4 d0, 0(sp) ; load exec_map_addr \n\t"
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * call __self_reloc(map, void ***p, void ***e)
|
|
|
-+ * it returns the the GOT in d0.
|
|
|
-+ */
|
|
|
-+ "1: call a5, __self_reloc ; returns a0 in d0 \n\t"
|
|
|
-+ " move.4 a0, d0 ; set GOT \n\t"
|
|
|
-+ " move.4 a2, d0 ; save GOT \n\t"
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * now setup to call
|
|
|
-+ * _dl_start (Elf32_Addr dl_boot_got_pointer, (d0)
|
|
|
-+ * struct elf32_fdpic_loadmap *dl_boot_progmap, (d1)
|
|
|
-+ * struct elf32_fdpic_loadmap *dl_boot_ldsomap, (d2)
|
|
|
-+ * Elf32_Dyn *dl_boot_ldso_dyn_pointer, (d3)
|
|
|
-+ * struct funcdesc_value *dl_main_funcdesc, (d4)
|
|
|
-+ * unsigned long args (d5)
|
|
|
-+ *
|
|
|
-+ * NOTE: for dl_main_funcdesc we reserved space on the stack for this
|
|
|
-+ * structure.
|
|
|
-+ */
|
|
|
-+ " move.4 d1, 0(sp) ; d1 = exec_map_addr \n\t"
|
|
|
-+ " move.4 d2, 4(sp) ; d2 = interp_map_addr \n\t"
|
|
|
-+ " move.4 d3, 8(sp) ; d3 = dynamic_addr \n\t"
|
|
|
-+ " lea.1 d4, 16(sp) ; d4 = &dl_main_funcdesc \n\t"
|
|
|
-+ " lea.1 d5, 32(sp) ; d5 = original stack ptr (args)\n\t"
|
|
|
-+ " call a5, _dl_start \n\t"
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * Setup to call the main entry point, starting with passing our FINI
|
|
|
-+ * ptr() to the user in a1 (remember we saved the got in a2)
|
|
|
-+ */
|
|
|
-+ " movei d15, #%got_funcdesc_lo(_dl_fini) \n\t"
|
|
|
-+ " move.4 a1, (a2, d15) \n\t"
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * restore the load map from the kernel.
|
|
|
-+ */
|
|
|
-+ " move.4 d1, 0(sp) ; restore exec_map_addr \n\t"
|
|
|
-+ " move.4 d2, 4(sp) ; restore interp_map_addr \n\t"
|
|
|
-+ " move.4 d3, 8(sp) ; restore dynamic_addr \n\t"
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * _dl_start returned the main apps entry point in dl_main_funcdesc,
|
|
|
-+ * load that information now.
|
|
|
-+ */
|
|
|
-+ " move.4 a5, 16(sp) ; a5 = dl_main_funcdesc.entry_point \n\t"
|
|
|
-+ " move.4 a0, 20(sp) ; a0 = dl_main_funcdesc.got_value \n\t"
|
|
|
-+ " lea.1 sp, 32(sp); restore original stack ptr (args) \n\t"
|
|
|
-+ " calli a5, 0(a5) \n\t"
|
|
|
-+ " bkpt -1; should never get here \n\t"
|
|
|
-+ " .size _start, . - _start \n\t"
|
|
|
-+);
|
|
|
-+
|
|
|
-+#undef DL_START
|
|
|
-+#define DL_START(X) \
|
|
|
-+static void __attribute__ ((used)) \
|
|
|
-+_dl_start (Elf32_Addr dl_boot_got_pointer, \
|
|
|
-+ struct elf32_fdpic_loadmap *dl_boot_progmap, \
|
|
|
-+ struct elf32_fdpic_loadmap *dl_boot_ldsomap, \
|
|
|
-+ Elf32_Dyn *dl_boot_ldso_dyn_pointer, \
|
|
|
-+ struct funcdesc_value *dl_main_funcdesc, \
|
|
|
-+ X)
|
|
|
-+
|
|
|
-+struct elf32_fdpic_loadmap;
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * Get a pointer to the argv array. On many platforms this can be just
|
|
|
-+ * the address if the first argument, on other platforms we need to
|
|
|
-+ * do something a little more subtle here.
|
|
|
-+ */
|
|
|
-+#define GET_ARGV(ARGVP, ARGS) ARGVP = (((unsigned long*) ARGS) + 1)
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * Here is a macro to perform a relocation. This is only used when
|
|
|
-+ * bootstrapping the dynamic loader. RELP is the relocation that we
|
|
|
-+ * are performing, REL is the pointer to the address we are relocating.
|
|
|
-+ * SYMBOL is the symbol involved in the relocation, and LOAD is the
|
|
|
-+ * load address.
|
|
|
-+ */
|
|
|
-+#define PERFORM_BOOTSTRAP_RELOC(RELP,REL,SYMBOL,LOAD,SYMTAB) \
|
|
|
-+ switch(ELF32_R_TYPE((RELP)->r_info)){ \
|
|
|
-+ case R_UBICOM32_32: \
|
|
|
-+ *(REL) += (SYMBOL); \
|
|
|
-+ break; \
|
|
|
-+ case R_UBICOM32_FUNCDESC_VALUE: \
|
|
|
-+ { \
|
|
|
-+ struct funcdesc_value fv = { \
|
|
|
-+ (void*)((SYMBOL) + *(REL)), \
|
|
|
-+ (LOAD).got_value \
|
|
|
-+ }; \
|
|
|
-+ *(struct funcdesc_value volatile *)(REL) = fv; \
|
|
|
-+ break; \
|
|
|
-+ } \
|
|
|
-+ default: \
|
|
|
-+ _dl_exit(1); \
|
|
|
-+ }
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * Transfer control to the user's application, once the dynamic loader
|
|
|
-+ * is done. We return the address of the function's entry point to
|
|
|
-+ * _dl_boot, see boot1_arch.h.
|
|
|
-+ */
|
|
|
-+#define START() do { \
|
|
|
-+ struct elf_resolve *exec_mod = _dl_loaded_modules; \
|
|
|
-+ dl_main_funcdesc->entry_point = _dl_elf_main; \
|
|
|
-+ while (exec_mod->libtype != elf_executable) \
|
|
|
-+ exec_mod = exec_mod->next; \
|
|
|
-+ dl_main_funcdesc->got_value = exec_mod->loadaddr.got_value; \
|
|
|
-+ return; \
|
|
|
-+} while (0)
|
|
|
-Index: uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-syscalls.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-syscalls.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,206 @@
|
|
|
-+/* Copyright (C) 2003, 2004 Red Hat, Inc.
|
|
|
-+ Contributed by Alexandre Oliva <[email protected]>
|
|
|
-+
|
|
|
-+This file is part of uClibc.
|
|
|
-+
|
|
|
-+uClibc is free software; you can redistribute it and/or modify it
|
|
|
-+under the terms of the GNU Lesser General Public License as
|
|
|
-+published by the Free Software Foundation; either version 2.1 of the
|
|
|
-+License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+uClibc is distributed in the hope that it will be useful, but WITHOUT
|
|
|
-+ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+Library General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU Lesser General Public
|
|
|
-+License along with uClibc; see the file COPYING.LIB. If not, write to
|
|
|
-+the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
|
|
|
-+USA. */
|
|
|
-+
|
|
|
-+/* We can't use the real errno in ldso, since it has not yet
|
|
|
-+ * been dynamicly linked in yet. */
|
|
|
-+#include "sys/syscall.h"
|
|
|
-+extern int _dl_errno;
|
|
|
-+#undef __set_errno
|
|
|
-+#define __set_errno(X) {(_dl_errno) = (X);}
|
|
|
-+#include <sys/mman.h>
|
|
|
-+
|
|
|
-+/* The code below is extracted from libc/sysdeps/linux/frv/_mmap.c */
|
|
|
-+
|
|
|
-+#if defined(DYNAMIC_LOADER_IN_SIMULATOR) && DYNAMIC_LOADER_IN_SIMULATOR
|
|
|
-+#define __NR___syscall_mmap2 __NR_mmap2
|
|
|
-+static __inline__ _syscall6(__ptr_t, __syscall_mmap2, __ptr_t, addr,
|
|
|
-+ size_t, len, int, prot, int, flags, int, fd, off_t, offset);
|
|
|
-+
|
|
|
-+/* Make sure we don't get another definition of _dl_mmap from the
|
|
|
-+ machine-independent code. */
|
|
|
-+#undef __NR_mmap
|
|
|
-+#undef __NR_mmap2
|
|
|
-+
|
|
|
-+/* This is always 12, even on architectures where PAGE_SHIFT != 12. */
|
|
|
-+# ifndef MMAP2_PAGE_SHIFT
|
|
|
-+# define MMAP2_PAGE_SHIFT 12
|
|
|
-+# endif
|
|
|
-+
|
|
|
-+#include <bits/uClibc_page.h> /* for PAGE_SIZE */
|
|
|
-+static __always_inline void *_dl_memset(void*,int,size_t);
|
|
|
-+static __always_inline ssize_t _dl_pread(int fd, void *buf, size_t count, off_t offset);
|
|
|
-+
|
|
|
-+static __ptr_t
|
|
|
-+_dl_mmap(__ptr_t addr, size_t len, int prot, int flags, int fd, __off_t offset)
|
|
|
-+{
|
|
|
-+ size_t plen = (len + PAGE_SIZE - 1) & -PAGE_SIZE;
|
|
|
-+
|
|
|
-+/* This is a hack to enable the dynamic loader to run within a
|
|
|
-+ simulator that doesn't support mmap, with a number of very ugly
|
|
|
-+ tricks. Also, it's not as useful as it sounds, since only dynamic
|
|
|
-+ executables without DT_NEEDED dependencies can be run. AFAIK, they
|
|
|
-+ can only be created with -pie. This trick suffices to enable the
|
|
|
-+ dynamic loader to obtain a blank page that it maps early in the
|
|
|
-+ bootstrap. */
|
|
|
-+ if ((flags & MAP_FIXED) == 0)
|
|
|
-+ {
|
|
|
-+ void *_dl_mmap_base = 0;
|
|
|
-+ __ptr_t *ret = 0;
|
|
|
-+
|
|
|
-+ if (! _dl_mmap_base)
|
|
|
-+ {
|
|
|
-+ void *stack;
|
|
|
-+ __asm__ ("mov sp, %0" : "=r" (stack));
|
|
|
-+ _dl_mmap_base = (void *)(((long)stack + 2 * PAGE_SIZE) & -PAGE_SIZE);
|
|
|
-+ retry:
|
|
|
-+ if (((void **)_dl_mmap_base)[0] == _dl_mmap_base
|
|
|
-+ && ((void **)_dl_mmap_base)[1023] == _dl_mmap_base
|
|
|
-+ && (((void **)_dl_mmap_base)[177]
|
|
|
-+ == ((void **)_dl_mmap_base)[771]))
|
|
|
-+ {
|
|
|
-+ while (((void**)_dl_mmap_base)[177])
|
|
|
-+ {
|
|
|
-+ _dl_mmap_base = ((void**)_dl_mmap_base)[177];
|
|
|
-+ if (!(((void **)_dl_mmap_base)[0] == _dl_mmap_base
|
|
|
-+ && ((void **)_dl_mmap_base)[1023] == _dl_mmap_base
|
|
|
-+ && (((void **)_dl_mmap_base)[177]
|
|
|
-+ == ((void**)_dl_mmap_base)[771])))
|
|
|
-+ ((void(*)())0)();
|
|
|
-+ }
|
|
|
-+ }
|
|
|
-+ else
|
|
|
-+ {
|
|
|
-+ int i;
|
|
|
-+ for (i = 0; i < (int)PAGE_SIZE; i++)
|
|
|
-+ if (*(char*)(_dl_mmap_base + i))
|
|
|
-+ break;
|
|
|
-+ if (i != PAGE_SIZE)
|
|
|
-+ {
|
|
|
-+ _dl_mmap_base = (void*)((long)_dl_mmap_base + PAGE_SIZE);
|
|
|
-+ goto retry;
|
|
|
-+ }
|
|
|
-+ ((void**)_dl_mmap_base)[-1] =
|
|
|
-+ ((void**)_dl_mmap_base)[0] =
|
|
|
-+ ((void**)_dl_mmap_base)[1023] =
|
|
|
-+ _dl_mmap_base;
|
|
|
-+ }
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ if (_dl_mmap_base)
|
|
|
-+ {
|
|
|
-+ if (!(((void **)_dl_mmap_base)[0] == _dl_mmap_base
|
|
|
-+ && ((void **)_dl_mmap_base)[1023] == _dl_mmap_base
|
|
|
-+ && (((void **)_dl_mmap_base)[177]
|
|
|
-+ == ((void**)_dl_mmap_base)[771])))
|
|
|
-+ ((void(*)())0)();
|
|
|
-+ ret = (__ptr_t)((char*)_dl_mmap_base + PAGE_SIZE);
|
|
|
-+ _dl_mmap_base =
|
|
|
-+ ((void**)_dl_mmap_base)[177] =
|
|
|
-+ ((void**)_dl_mmap_base)[771] =
|
|
|
-+ (char*)_dl_mmap_base + plen + PAGE_SIZE;
|
|
|
-+ ((void**)_dl_mmap_base)[0] =
|
|
|
-+ ((void**)_dl_mmap_base)[1023] =
|
|
|
-+ _dl_mmap_base;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ if ((flags & MAP_ANONYMOUS) != 0)
|
|
|
-+ {
|
|
|
-+ _dl_memset (ret, 0, plen);
|
|
|
-+ return ret;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ flags |= MAP_FIXED;
|
|
|
-+ addr = ret;
|
|
|
-+ }
|
|
|
-+ if (offset & ((1 << MMAP2_PAGE_SHIFT) - 1)) {
|
|
|
-+#if 0
|
|
|
-+ __set_errno (EINVAL);
|
|
|
-+#endif
|
|
|
-+ return MAP_FAILED;
|
|
|
-+ }
|
|
|
-+ if ((flags & MAP_FIXED) != 0)
|
|
|
-+ {
|
|
|
-+ if (_dl_pread(fd, addr, len, offset) != (ssize_t)len)
|
|
|
-+ return (void*)MAP_FAILED;
|
|
|
-+ if (plen != len)
|
|
|
-+ _dl_memset (addr + len, 0, plen - len);
|
|
|
-+ return addr;
|
|
|
-+ }
|
|
|
-+ return(__syscall_mmap2(addr, len, prot, flags, fd, (off_t) (offset >> MMAP2_PAGE_SHIFT)));
|
|
|
-+}
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __NR_pread64
|
|
|
-+#ifdef DYNAMIC_LOADER_IN_SIMULATOR
|
|
|
-+#include <unistd.h>
|
|
|
-+
|
|
|
-+#define __NR___syscall_lseek __NR_lseek
|
|
|
-+static __always_inline unsigned long _dl_read(int fd, const void *buf, unsigned long count);
|
|
|
-+
|
|
|
-+static __always_inline _syscall3(__off_t, __syscall_lseek, int, fd, __off_t, offset,
|
|
|
-+ int, whence);
|
|
|
-+static __always_inline ssize_t
|
|
|
-+_dl_pread(int fd, void *buf, size_t count, off_t offset)
|
|
|
-+{
|
|
|
-+ __off_t orig = __syscall_lseek (fd, 0, SEEK_CUR);
|
|
|
-+ ssize_t ret;
|
|
|
-+
|
|
|
-+ if (orig == -1)
|
|
|
-+ return -1;
|
|
|
-+
|
|
|
-+ if (__syscall_lseek (fd, offset, SEEK_SET) != offset)
|
|
|
-+ return -1;
|
|
|
-+
|
|
|
-+ ret = _dl_read (fd, buf, count);
|
|
|
-+
|
|
|
-+ if (__syscall_lseek (fd, orig, SEEK_SET) != orig)
|
|
|
-+ ((void(*)())0)();
|
|
|
-+
|
|
|
-+ return ret;
|
|
|
-+}
|
|
|
-+#else
|
|
|
-+#define __NR___syscall_pread __NR_pread64
|
|
|
-+static __always_inline _syscall5(ssize_t, __syscall_pread, int, fd, void *, buf,
|
|
|
-+ size_t, count, off_t, offset_hi, off_t, offset_lo);
|
|
|
-+
|
|
|
-+static __always_inline ssize_t
|
|
|
-+_dl_pread(int fd, void *buf, size_t count, off_t offset)
|
|
|
-+{
|
|
|
-+ return(__syscall_pread(fd,buf,count,__LONG_LONG_PAIR (offset >> 31, offset)));
|
|
|
-+}
|
|
|
-+#endif
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __NR_sram_alloc
|
|
|
-+#define __NR__dl_sram_alloc __NR_sram_alloc
|
|
|
-+static __always_inline _syscall2(__ptr_t, _dl_sram_alloc,
|
|
|
-+ size_t, len, unsigned long, flags);
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __NR_sram_free
|
|
|
-+#define __NR__dl_sram_free __NR_sram_free
|
|
|
-+static __always_inline _syscall1(int, _dl_sram_free, __ptr_t, addr);
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __NR_dma_memcpy
|
|
|
-+#define __NR__dl_dma_memcpy __NR_dma_memcpy
|
|
|
-+static __always_inline _syscall3(__ptr_t, _dl_dma_memcpy,
|
|
|
-+ __ptr_t, dest, __ptr_t, src, size_t, len);
|
|
|
-+#endif
|
|
|
-Index: uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-sysdep.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/ldso/ldso/ubicom32/dl-sysdep.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,243 @@
|
|
|
-+ /* Copyright (C) 2003, 2004 Red Hat, Inc.
|
|
|
-+ Contributed by Alexandre Oliva <[email protected]>
|
|
|
-+ Based on ../i386/dl-sysdep.h
|
|
|
-+
|
|
|
-+This file is part of uClibc.
|
|
|
-+
|
|
|
-+uClibc is free software; you can redistribute it and/or modify it
|
|
|
-+under the terms of the GNU Lesser General Public License as
|
|
|
-+published by the Free Software Foundation; either version 2.1 of the
|
|
|
-+License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+uClibc is distributed in the hope that it will be useful, but WITHOUT
|
|
|
-+ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+Library General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU Lesser General Public
|
|
|
-+License along with uClibc; see the file COPYING.LIB. If not, write to
|
|
|
-+the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
|
|
|
-+USA. */
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * Various assembly language/system dependent hacks that are required
|
|
|
-+ * so that we can minimize the amount of platform specific code.
|
|
|
-+ */
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * Define this if the system uses RELOCA.
|
|
|
-+ */
|
|
|
-+#undef ELF_USES_RELOCA
|
|
|
-+
|
|
|
-+/* JMPREL relocs are inside the DT_RELA table. */
|
|
|
-+#define ELF_MACHINE_PLTREL_OVERLAP
|
|
|
-+
|
|
|
-+#define DL_NO_COPY_RELOCS
|
|
|
-+
|
|
|
-+#define HAVE_DL_INLINES_H
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * Initialization sequence for a GOT. Copy the resolver function
|
|
|
-+ * descriptor and the pointer to the elf_resolve/link_map data
|
|
|
-+ * structure. Initialize the got_value in the module while at that.
|
|
|
-+ */
|
|
|
-+#define INIT_GOT(GOT_BASE,MODULE) \
|
|
|
-+{ \
|
|
|
-+ (MODULE)->loadaddr.got_value = (GOT_BASE); \
|
|
|
-+ GOT_BASE[0] = ((unsigned long *)&_dl_linux_resolve)[0]; \
|
|
|
-+ GOT_BASE[1] = ((unsigned long *)&_dl_linux_resolve)[1]; \
|
|
|
-+ GOT_BASE[2] = (unsigned long) MODULE; \
|
|
|
-+}
|
|
|
-+
|
|
|
-+/* Here we define the magic numbers that this dynamic loader should accept */
|
|
|
-+#define MAGIC1 EM_UBICOM32
|
|
|
-+#undef MAGIC2
|
|
|
-+
|
|
|
-+/* Used for error messages */
|
|
|
-+#define ELF_TARGET "UBICOM32"
|
|
|
-+
|
|
|
-+struct elf_resolve;
|
|
|
-+
|
|
|
-+struct funcdesc_value
|
|
|
-+{
|
|
|
-+ void *entry_point;
|
|
|
-+ void *got_value;
|
|
|
-+/*int relocation; not sure if this required, but it does exist */
|
|
|
-+};
|
|
|
-+
|
|
|
-+extern int _dl_linux_resolve(void) __attribute__((__visibility__("hidden")));
|
|
|
-+extern struct funcdesc_value volatile *__attribute__((__visibility__("hidden")))
|
|
|
-+ _dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry);
|
|
|
-+
|
|
|
-+/* 4KiB page alignment. Should perhaps be made dynamic using
|
|
|
-+ getpagesize(), based on AT_PAGESZ from auxvt? */
|
|
|
-+#define PAGE_ALIGN 0xfffff000
|
|
|
-+#define ADDR_ALIGN 0xfff
|
|
|
-+#define OFFS_ALIGN 0x7ffff000
|
|
|
-+
|
|
|
-+struct funcdesc_ht;
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * This asm does a quick relcation of string S (which is stored in the text
|
|
|
-+ * section as thats all we can use
|
|
|
-+ */
|
|
|
-+#undef SEND_EARLY_STDERR
|
|
|
-+#define SEND_EARLY_STDERR(S) \
|
|
|
-+do { \
|
|
|
-+ static const char __attribute__((section(".text"))) __s[] = (S); \
|
|
|
-+ const char *__p, *__scratch; \
|
|
|
-+ __asm__ ( \
|
|
|
-+ " call a3, 1f; \n\t" \
|
|
|
-+ "1: movei %0, #%%got_lo(1b) \n\t" \
|
|
|
-+ " move.4 %0, (%3, %0) \n\t" \
|
|
|
-+ " sub.4 %1, a3, %0; \n\t" \
|
|
|
-+ " add.4 %1, %1, %2; \n\t" \
|
|
|
-+ : "=&d" (__scratch), "=&d" (__p) \
|
|
|
-+ : "d" (__s), "a" (dl_boot_got_pointer) \
|
|
|
-+ : "a3", "a4", "d15"); \
|
|
|
-+ SEND_STDERR (__p); \
|
|
|
-+ { int __t; \
|
|
|
-+ for (__t = 0; __t < 0x100000; __t++) __asm__ __volatile__ (""); } \
|
|
|
-+} while (0)
|
|
|
-+
|
|
|
-+#define DL_LOADADDR_TYPE struct elf32_fdpic_loadaddr
|
|
|
-+
|
|
|
-+#define DL_RELOC_ADDR(LOADADDR, ADDR) \
|
|
|
-+ ((ElfW(Addr))__reloc_pointer ((void*)(ADDR), (LOADADDR).map))
|
|
|
-+
|
|
|
-+#define DL_ADDR_TO_FUNC_PTR(ADDR, LOADADDR) \
|
|
|
-+ ((void(*)(void)) _dl_funcdesc_for ((void*)(ADDR), (LOADADDR).got_value))
|
|
|
-+
|
|
|
-+#define _dl_stabilize_funcdesc(val) \
|
|
|
-+ ({ __asm__ ("" : "+m" (*(val))); (val); })
|
|
|
-+
|
|
|
-+#define DL_CALL_FUNC_AT_ADDR(ADDR, LOADADDR, SIGNATURE, ...) \
|
|
|
-+ ({ struct funcdesc_value fd = { (void*)(ADDR), (LOADADDR).got_value }; \
|
|
|
-+ void (*pf)(void) = (void*) _dl_stabilize_funcdesc (&fd); \
|
|
|
-+ (* SIGNATURE pf)(__VA_ARGS__); })
|
|
|
-+
|
|
|
-+#define DL_INIT_LOADADDR_BOOT(LOADADDR, BASEADDR) \
|
|
|
-+ (__dl_init_loadaddr_map (&(LOADADDR), dl_boot_got_pointer, \
|
|
|
-+ dl_boot_ldsomap ?: dl_boot_progmap))
|
|
|
-+
|
|
|
-+#define DL_INIT_LOADADDR_PROG(LOADADDR, BASEADDR) \
|
|
|
-+ (__dl_init_loadaddr_map (&(LOADADDR), 0, dl_boot_progmap))
|
|
|
-+
|
|
|
-+#define DL_INIT_LOADADDR_EXTRA_DECLS \
|
|
|
-+ int dl_init_loadaddr_load_count;
|
|
|
-+#define DL_INIT_LOADADDR(LOADADDR, BASEADDR, PHDR, PHDRCNT) \
|
|
|
-+ (dl_init_loadaddr_load_count = \
|
|
|
-+ __dl_init_loadaddr (&(LOADADDR), (PHDR), (PHDRCNT)))
|
|
|
-+#define DL_INIT_LOADADDR_HDR(LOADADDR, ADDR, PHDR) \
|
|
|
-+ (__dl_init_loadaddr_hdr ((LOADADDR), (ADDR), (PHDR), \
|
|
|
-+ dl_init_loadaddr_load_count))
|
|
|
-+#define DL_LOADADDR_UNMAP(LOADADDR, LEN) \
|
|
|
-+ (__dl_loadaddr_unmap ((LOADADDR), (NULL)))
|
|
|
-+#define DL_LIB_UNMAP(LIB, LEN) \
|
|
|
-+ (__dl_loadaddr_unmap ((LIB)->loadaddr, (LIB)->funcdesc_ht))
|
|
|
-+#define DL_LOADADDR_BASE(LOADADDR) \
|
|
|
-+ ((LOADADDR).got_value)
|
|
|
-+
|
|
|
-+/* This is called from dladdr(), such that we map a function
|
|
|
-+ descriptor's address to the function's entry point before trying to
|
|
|
-+ find in which library it's defined. */
|
|
|
-+#define DL_LOOKUP_ADDRESS(ADDRESS) (_dl_lookup_address (ADDRESS))
|
|
|
-+
|
|
|
-+#define DL_ADDR_IN_LOADADDR(ADDR, TPNT, TFROM) \
|
|
|
-+ (! (TFROM) && __dl_addr_in_loadaddr ((void*)(ADDR), (TPNT)->loadaddr))
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * Compute the GOT address. On several platforms, we use assembly
|
|
|
-+ * here. on FR-V FDPIC, there's no way to compute the GOT address,
|
|
|
-+ * since the offset between text and data is not fixed, so we arrange
|
|
|
-+ * for the assembly _dl_boot to pass this value as an argument to
|
|
|
-+ * _dl_boot. */
|
|
|
-+#define DL_BOOT_COMPUTE_GOT(got) ((got) = dl_boot_got_pointer)
|
|
|
-+
|
|
|
-+#define DL_BOOT_COMPUTE_DYN(dpnt, got, load_addr) \
|
|
|
-+ ((dpnt) = dl_boot_ldso_dyn_pointer)
|
|
|
-+
|
|
|
-+/* We only support loading FDPIC independently-relocatable shared
|
|
|
-+ libraries. It probably wouldn't be too hard to support loading
|
|
|
-+ shared libraries that require relocation by the same amount, but we
|
|
|
-+ don't know that they exist or would be useful, and the dynamic
|
|
|
-+ loader code could leak the whole-library map unless we keeping a
|
|
|
-+ bit more state for DL_LOADADDR_UNMAP and DL_LIB_UNMAP, so let's
|
|
|
-+ keep things simple for now. */
|
|
|
-+#define DL_CHECK_LIB_TYPE(epnt, piclib, _dl_progname, libname) \
|
|
|
-+do \
|
|
|
-+{ \
|
|
|
-+ if (((epnt)->e_flags & EF_UBICOM32_FDPIC) && ! ((epnt)->e_flags & EF_UBICOM32_PIC)) \
|
|
|
-+ (piclib) = 2; \
|
|
|
-+ else \
|
|
|
-+ { \
|
|
|
-+ _dl_internal_error_number = LD_ERROR_NOTDYN; \
|
|
|
-+ _dl_dprintf(2, "%s: '%s' is not an FDPIC shared library" \
|
|
|
-+ "\n", (_dl_progname), (libname)); \
|
|
|
-+ _dl_close(infile); \
|
|
|
-+ return NULL; \
|
|
|
-+ } \
|
|
|
-+\
|
|
|
-+} \
|
|
|
-+while (0)
|
|
|
-+
|
|
|
-+/* We want want to apply all relocations in the interpreter during
|
|
|
-+ bootstrap. Because of this, we have to skip the interpreter
|
|
|
-+ relocations in _dl_parse_relocation_information(), see
|
|
|
-+ elfinterp.c. */
|
|
|
-+#define DL_SKIP_BOOTSTRAP_RELOC(SYMTAB, INDEX, STRTAB) 0
|
|
|
-+
|
|
|
-+#ifdef __NR_pread64
|
|
|
-+#define _DL_PREAD(FD, BUF, SIZE, OFFSET) \
|
|
|
-+ (_dl_pread((FD), (BUF), (SIZE), (OFFSET)))
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* We want to return to dlsym() a function descriptor if the symbol
|
|
|
-+ turns out to be a function. */
|
|
|
-+#define DL_FIND_HASH_VALUE(TPNT, TYPE_CLASS, SYM) \
|
|
|
-+ (((TYPE_CLASS) & ELF_RTYPE_CLASS_DLSYM) \
|
|
|
-+ && ELF32_ST_TYPE((SYM)->st_info) == STT_FUNC \
|
|
|
-+ ? _dl_funcdesc_for ((void *)DL_RELOC_ADDR ((TPNT)->loadaddr, (SYM)->st_value), \
|
|
|
-+ (TPNT)->loadaddr.got_value) \
|
|
|
-+ : DL_RELOC_ADDR ((TPNT)->loadaddr, (SYM)->st_value))
|
|
|
-+
|
|
|
-+#if 0 /* XXX TODO will look at enabling this if we decide to add support for OCM
|
|
|
-+ * code/data */
|
|
|
-+
|
|
|
-+#define DL_IS_SPECIAL_SEGMENT(EPNT, PPNT) \
|
|
|
-+ __dl_is_special_segment(EPNT, PPNT)
|
|
|
-+#define DL_MAP_SEGMENT(EPNT, PPNT, INFILE, FLAGS) \
|
|
|
-+ __dl_map_segment (EPNT, PPNT, INFILE, FLAGS)
|
|
|
-+
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+
|
|
|
-+#define DL_GET_READY_TO_RUN_EXTRA_PARMS \
|
|
|
-+ , struct elf32_fdpic_loadmap *dl_boot_progmap, Elf32_Addr dl_boot_got_pointer
|
|
|
-+#define DL_GET_READY_TO_RUN_EXTRA_ARGS \
|
|
|
-+ , dl_boot_progmap, dl_boot_got_pointer
|
|
|
-+
|
|
|
-+
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+# include <link.h>
|
|
|
-+#else
|
|
|
-+# define __USE_GNU
|
|
|
-+# include <link.h>
|
|
|
-+# undef __USE_GNU
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#include <elf.h>
|
|
|
-+static __inline__ void
|
|
|
-+elf_machine_relative (DL_LOADADDR_TYPE load_off, const Elf32_Addr rel_addr,
|
|
|
-+ Elf32_Word relative_count)
|
|
|
-+{
|
|
|
-+#if 0
|
|
|
-+ Elf32_Rel * rpnt = (void *) rel_addr;
|
|
|
-+ --rpnt;
|
|
|
-+ do {
|
|
|
-+ Elf32_Addr *const reloc_addr = (void *) (load_off + (++rpnt)->r_offset);
|
|
|
-+
|
|
|
-+ *reloc_addr = DL_RELOC_ADDR (load_off, *reloc_addr);
|
|
|
-+ } while (--relative_count);
|
|
|
-+#endif
|
|
|
-+}
|
|
|
-Index: uClibc-0.9.30.2/ldso/ldso/ubicom32/elfinterp.c
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/ldso/ldso/ubicom32/elfinterp.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,366 @@
|
|
|
-+/* Blackfin ELF shared library loader suppport
|
|
|
-+ Copyright (C) 2003, 2004 Red Hat, Inc.
|
|
|
-+ Contributed by Alexandre Oliva <[email protected]>
|
|
|
-+ Lots of code copied from ../i386/elfinterp.c, so:
|
|
|
-+ Copyright (c) 1994-2000 Eric Youngdale, Peter MacDonald,
|
|
|
-+ David Engel, Hongjiu Lu and Mitch D'Souza
|
|
|
-+ Copyright (C) 2001-2002, Erik Andersen
|
|
|
-+ All rights reserved.
|
|
|
-+
|
|
|
-+This file is part of uClibc.
|
|
|
-+
|
|
|
-+uClibc is free software; you can redistribute it and/or modify it
|
|
|
-+under the terms of the GNU Lesser General Public License as
|
|
|
-+published by the Free Software Foundation; either version 2.1 of the
|
|
|
-+License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+uClibc is distributed in the hope that it will be useful, but WITHOUT
|
|
|
-+ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+Library General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU Lesser General Public
|
|
|
-+License along with uClibc; see the file COPYING.LIB. If not, write to
|
|
|
-+the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
|
|
|
-+USA. */
|
|
|
-+
|
|
|
-+#include <sys/cdefs.h> /* __attribute_used__ */
|
|
|
-+
|
|
|
-+/* Program to load an ELF binary on a linux system, and run it.
|
|
|
-+ References to symbols in sharable libraries can be resolved by either
|
|
|
-+ an ELF sharable library or a linux style of shared library. */
|
|
|
-+
|
|
|
-+/* Disclaimer: I have never seen any AT&T source code for SVr4, nor have
|
|
|
-+ I ever taken any courses on internals. This program was developed using
|
|
|
-+ information available through the book "UNIX SYSTEM V RELEASE 4,
|
|
|
-+ Programmers guide: Ansi C and Programming Support Tools", which did
|
|
|
-+ a more than adequate job of explaining everything required to get this
|
|
|
-+ working. */
|
|
|
-+extern int _dl_ubicom32_resolve_pending(void) __attribute__((__visibility__("hidden")));
|
|
|
-+
|
|
|
-+struct funcdesc_value volatile *__attribute__((__visibility__("hidden")))
|
|
|
-+_dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry)
|
|
|
-+{
|
|
|
-+ int reloc_type;
|
|
|
-+ ELF_RELOC *this_reloc;
|
|
|
-+ char *strtab;
|
|
|
-+ ElfW(Sym) *symtab;
|
|
|
-+ int symtab_index;
|
|
|
-+ char *rel_addr;
|
|
|
-+ struct elf_resolve *new_tpnt;
|
|
|
-+ char *new_addr;
|
|
|
-+ struct funcdesc_value funcval;
|
|
|
-+ struct funcdesc_value volatile *got_entry;
|
|
|
-+ char *symname;
|
|
|
-+
|
|
|
-+ rel_addr = (char *)tpnt->dynamic_info[DT_JMPREL];
|
|
|
-+
|
|
|
-+ this_reloc = (ELF_RELOC *)(intptr_t)(rel_addr + reloc_entry);
|
|
|
-+ reloc_type = ELF_R_TYPE(this_reloc->r_info);
|
|
|
-+ symtab_index = ELF_R_SYM(this_reloc->r_info);
|
|
|
-+
|
|
|
-+ symtab = (Elf32_Sym *) tpnt->dynamic_info[DT_SYMTAB];
|
|
|
-+ strtab = (char *) tpnt->dynamic_info[DT_STRTAB];
|
|
|
-+ symname= strtab + symtab[symtab_index].st_name;
|
|
|
-+
|
|
|
-+ if (reloc_type != R_UBICOM32_FUNCDESC_VALUE) {
|
|
|
-+ _dl_dprintf(2, "%s: Incorrect relocation type in jump relocations\n",
|
|
|
-+ _dl_progname);
|
|
|
-+ _dl_exit(1);
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ /* Address of GOT entry fix up */
|
|
|
-+ got_entry = (struct funcdesc_value *) DL_RELOC_ADDR(tpnt->loadaddr, this_reloc->r_offset);
|
|
|
-+
|
|
|
-+ /* Get the address to be used to fill in the GOT entry. */
|
|
|
-+ new_addr = _dl_lookup_hash(symname, tpnt->symbol_scope, NULL, 0, &new_tpnt);
|
|
|
-+ if (!new_addr) {
|
|
|
-+ new_addr = _dl_lookup_hash(symname, NULL, NULL, 0, &new_tpnt);
|
|
|
-+ if (!new_addr) {
|
|
|
-+ _dl_dprintf(2, "%s: can't resolve symbol '%s'\n",
|
|
|
-+ _dl_progname, symname);
|
|
|
-+ _dl_exit(1);
|
|
|
-+ }
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ funcval.entry_point = new_addr;
|
|
|
-+ funcval.got_value = new_tpnt->loadaddr.got_value;
|
|
|
-+
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+ if (_dl_debug_bindings) {
|
|
|
-+ _dl_dprintf(_dl_debug_file, "\nresolve function: %s", symname);
|
|
|
-+ if (_dl_debug_detail)
|
|
|
-+ _dl_dprintf(_dl_debug_file,
|
|
|
-+ "\n\tpatched (%x,%x) ==> (%x,%x) @ %x\n",
|
|
|
-+ got_entry->entry_point, got_entry->got_value,
|
|
|
-+ funcval.entry_point, funcval.got_value,
|
|
|
-+ got_entry);
|
|
|
-+ }
|
|
|
-+ if (1 || !_dl_debug_nofixups) {
|
|
|
-+ got_entry->entry_point = ((unsigned long *)&_dl_ubicom32_resolve_pending)[0];
|
|
|
-+ got_entry->got_value = funcval.got_value;
|
|
|
-+ got_entry->entry_point = funcval.entry_point;
|
|
|
-+ }
|
|
|
-+#else
|
|
|
-+ /*
|
|
|
-+ * initially set the entry point to resolve pending before starting
|
|
|
-+ * the update. This has the effect of putting all other requests in a
|
|
|
-+ * holding pattern until the resolution is completed.
|
|
|
-+ */
|
|
|
-+ got_entry->entry_point = ((unsigned long *)&_dl_ubicom32_resolve_pending)[0];
|
|
|
-+ got_entry->got_value = funcval.got_value;
|
|
|
-+ got_entry->entry_point = funcval.entry_point;
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ return got_entry;
|
|
|
-+}
|
|
|
-+
|
|
|
-+static int
|
|
|
-+_dl_parse(struct elf_resolve *tpnt, struct dyn_elf *scope,
|
|
|
-+ unsigned long rel_addr, unsigned long rel_size,
|
|
|
-+ int (*reloc_fnc) (struct elf_resolve *tpnt, struct dyn_elf *scope,
|
|
|
-+ ELF_RELOC *rpnt, ElfW(Sym) *symtab, char *strtab))
|
|
|
-+{
|
|
|
-+ unsigned int i;
|
|
|
-+ char *strtab;
|
|
|
-+ ElfW(Sym) *symtab;
|
|
|
-+ ELF_RELOC *rpnt;
|
|
|
-+ int symtab_index;
|
|
|
-+
|
|
|
-+ /* Now parse the relocation information */
|
|
|
-+ rpnt = (ELF_RELOC *) rel_addr;
|
|
|
-+ rel_size = rel_size / sizeof(ELF_RELOC);
|
|
|
-+
|
|
|
-+ symtab = (ElfW(Sym) *) tpnt->dynamic_info[DT_SYMTAB];
|
|
|
-+ strtab = (char *) tpnt->dynamic_info[DT_STRTAB];
|
|
|
-+
|
|
|
-+ for (i = 0; i < rel_size; i++, rpnt++) {
|
|
|
-+ int res;
|
|
|
-+
|
|
|
-+ symtab_index = ELF_R_SYM(rpnt->r_info);
|
|
|
-+ debug_sym(symtab,strtab,symtab_index);
|
|
|
-+ debug_reloc(symtab,strtab,rpnt);
|
|
|
-+
|
|
|
-+ res = reloc_fnc (tpnt, scope, rpnt, symtab, strtab);
|
|
|
-+
|
|
|
-+ if (res==0) continue;
|
|
|
-+
|
|
|
-+ _dl_dprintf(2, "\n%s: ",_dl_progname);
|
|
|
-+
|
|
|
-+ if (symtab_index)
|
|
|
-+ _dl_dprintf(2, "symbol '%s': ", strtab + symtab[symtab_index].st_name);
|
|
|
-+
|
|
|
-+ if (res <0) {
|
|
|
-+ int reloc_type = ELF_R_TYPE(rpnt->r_info);
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+ _dl_dprintf(2, "can't handle reloc type %s\n ", _dl_reltypes(reloc_type));
|
|
|
-+#else
|
|
|
-+ _dl_dprintf(2, "can't handle reloc type %x\n", reloc_type);
|
|
|
-+#endif
|
|
|
-+ _dl_exit(-res);
|
|
|
-+ } else if (res >0) {
|
|
|
-+ _dl_dprintf(2, "can't resolve symbol\n");
|
|
|
-+ return res;
|
|
|
-+ }
|
|
|
-+ }
|
|
|
-+ return 0;
|
|
|
-+}
|
|
|
-+
|
|
|
-+static int
|
|
|
-+_dl_do_reloc (struct elf_resolve *tpnt,struct dyn_elf *scope,
|
|
|
-+ ELF_RELOC *rpnt, ElfW(Sym) *symtab, char *strtab)
|
|
|
-+{
|
|
|
-+ int reloc_type;
|
|
|
-+ int symtab_index;
|
|
|
-+ char *symname;
|
|
|
-+ unsigned long reloc_value = 0, *reloc_addr;
|
|
|
-+ struct { unsigned long v; } __attribute__((__packed__))
|
|
|
-+ *reloc_addr_packed;
|
|
|
-+ unsigned long symbol_addr;
|
|
|
-+ struct elf_resolve *symbol_tpnt;
|
|
|
-+ struct funcdesc_value funcval;
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+ unsigned long old_val;
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ reloc_addr = (unsigned long *) DL_RELOC_ADDR(tpnt->loadaddr, rpnt->r_offset);
|
|
|
-+ __asm__ ("" : "=r" (reloc_addr_packed) : "0" (reloc_addr));
|
|
|
-+ reloc_type = ELF_R_TYPE(rpnt->r_info);
|
|
|
-+ symtab_index = ELF_R_SYM(rpnt->r_info);
|
|
|
-+ symbol_addr = 0;
|
|
|
-+ symname = strtab + symtab[symtab_index].st_name;
|
|
|
-+
|
|
|
-+ if (ELF_ST_BIND (symtab[symtab_index].st_info) == STB_LOCAL) {
|
|
|
-+ symbol_addr = (unsigned long) DL_RELOC_ADDR(tpnt->loadaddr, symtab[symtab_index].st_value);
|
|
|
-+ symbol_tpnt = tpnt;
|
|
|
-+ } else {
|
|
|
-+
|
|
|
-+ symbol_addr = (unsigned long)
|
|
|
-+ _dl_lookup_hash(symname, scope, NULL, 0, &symbol_tpnt);
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * We want to allow undefined references to weak symbols - this might
|
|
|
-+ * have been intentional. We should not be linking local symbols
|
|
|
-+ * here, so all bases should be covered.
|
|
|
-+ */
|
|
|
-+
|
|
|
-+ if (!symbol_addr && ELF_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK) {
|
|
|
-+ _dl_dprintf (2, "%s: can't resolve symbol '%s'\n",
|
|
|
-+ _dl_progname, strtab + symtab[symtab_index].st_name);
|
|
|
-+ _dl_exit (1);
|
|
|
-+ }
|
|
|
-+ }
|
|
|
-+
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+ if (_dl_debug_reloc && _dl_debug_detail)
|
|
|
-+ {
|
|
|
-+ if ((long)reloc_addr_packed & 3)
|
|
|
-+ old_val = reloc_addr_packed->v;
|
|
|
-+ else
|
|
|
-+ old_val = *reloc_addr;
|
|
|
-+ }
|
|
|
-+ else
|
|
|
-+ old_val = 0;
|
|
|
-+#endif
|
|
|
-+ switch (reloc_type) {
|
|
|
-+ case R_UBICOM32_NONE:
|
|
|
-+ break;
|
|
|
-+ case R_UBICOM32_32:
|
|
|
-+ if ((long)reloc_addr_packed & 3)
|
|
|
-+ reloc_value = reloc_addr_packed->v += symbol_addr;
|
|
|
-+ else
|
|
|
-+ reloc_value = *reloc_addr += symbol_addr;
|
|
|
-+ break;
|
|
|
-+ case R_UBICOM32_FUNCDESC_VALUE:
|
|
|
-+ funcval.entry_point = (void*)symbol_addr;
|
|
|
-+ /* The addend of FUNCDESC_VALUE
|
|
|
-+ relocations referencing global
|
|
|
-+ symbols must be ignored, because it
|
|
|
-+ may hold the address of a lazy PLT
|
|
|
-+ entry. */
|
|
|
-+ if (ELF_ST_BIND(symtab[symtab_index].st_info) == STB_LOCAL)
|
|
|
-+ funcval.entry_point += *reloc_addr;
|
|
|
-+ reloc_value = (unsigned long)funcval.entry_point;
|
|
|
-+ if (symbol_addr)
|
|
|
-+ funcval.got_value
|
|
|
-+ = symbol_tpnt->loadaddr.got_value;
|
|
|
-+ else
|
|
|
-+ funcval.got_value = 0;
|
|
|
-+
|
|
|
-+/// XXX this is my best guess as to what I should be doing, but I'm
|
|
|
-+/// putting a break-point here so I can inspect the first time this is
|
|
|
-+/// used.
|
|
|
-+ __asm__ (
|
|
|
-+ " move.4 4(%0), 4(%1) \n\t"
|
|
|
-+ " move.4 0(%0), 0(%1) \n\t" /* Must to entry_point last */
|
|
|
-+ :
|
|
|
-+ : "a" (reloc_addr), "a" (&funcval)
|
|
|
-+ : "memory" );
|
|
|
-+ break;
|
|
|
-+ case R_UBICOM32_FUNCDESC:
|
|
|
-+ if ((long)reloc_addr_packed & 3)
|
|
|
-+ reloc_value = reloc_addr_packed->v;
|
|
|
-+ else
|
|
|
-+ reloc_value = *reloc_addr;
|
|
|
-+ if (symbol_addr)
|
|
|
-+ reloc_value = (unsigned long)_dl_funcdesc_for
|
|
|
-+ ((char *)symbol_addr + reloc_value,
|
|
|
-+ symbol_tpnt->loadaddr.got_value);
|
|
|
-+ else
|
|
|
-+ reloc_value = 0;
|
|
|
-+ if ((long)reloc_addr_packed & 3)
|
|
|
-+ reloc_addr_packed->v = reloc_value;
|
|
|
-+ else
|
|
|
-+ *reloc_addr = reloc_value;
|
|
|
-+ break;
|
|
|
-+ default:
|
|
|
-+ return -1;
|
|
|
-+ }
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+ if (_dl_debug_reloc && _dl_debug_detail) {
|
|
|
-+ _dl_dprintf(_dl_debug_file, "\tpatched: %x ==> %x @ %x", old_val, reloc_value, reloc_addr);
|
|
|
-+ switch (reloc_type) {
|
|
|
-+ case R_UBICOM32_FUNCDESC_VALUE:
|
|
|
-+ _dl_dprintf(_dl_debug_file, " got %x", ((struct funcdesc_value *)reloc_value)->got_value);
|
|
|
-+ break;
|
|
|
-+ case R_UBICOM32_FUNCDESC:
|
|
|
-+ if (! reloc_value)
|
|
|
-+ break;
|
|
|
-+ _dl_dprintf(_dl_debug_file, " funcdesc (%x,%x)",
|
|
|
-+ ((struct funcdesc_value *)reloc_value)->entry_point,
|
|
|
-+ ((struct funcdesc_value *)reloc_value)->got_value);
|
|
|
-+ break;
|
|
|
-+ }
|
|
|
-+ }
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ return 0;
|
|
|
-+}
|
|
|
-+
|
|
|
-+static int
|
|
|
-+_dl_do_lazy_reloc (struct elf_resolve *tpnt,
|
|
|
-+ struct dyn_elf *scope __attribute__((unused)),
|
|
|
-+ ELF_RELOC *rpnt, ElfW(Sym) *symtab __attribute__((unused)),
|
|
|
-+ char *strtab __attribute__((unused)))
|
|
|
-+{
|
|
|
-+ int reloc_type;
|
|
|
-+ struct funcdesc_value volatile *reloc_addr;
|
|
|
-+ struct funcdesc_value funcval;
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+ unsigned long old_val;
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ reloc_addr = (struct funcdesc_value *) DL_RELOC_ADDR(tpnt->loadaddr, rpnt->r_offset);
|
|
|
-+ reloc_type = ELF_R_TYPE(rpnt->r_info);
|
|
|
-+
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+ old_val = (unsigned long)reloc_addr->entry_point;
|
|
|
-+#endif
|
|
|
-+ switch (reloc_type) {
|
|
|
-+ case R_UBICOM32_NONE:
|
|
|
-+ break;
|
|
|
-+ case R_UBICOM32_FUNCDESC_VALUE:
|
|
|
-+ funcval = *reloc_addr;
|
|
|
-+ funcval.entry_point = (void*)DL_RELOC_ADDR(tpnt->loadaddr, funcval.entry_point);
|
|
|
-+ funcval.got_value = tpnt->loadaddr.got_value;
|
|
|
-+ *reloc_addr = funcval;
|
|
|
-+ break;
|
|
|
-+ default:
|
|
|
-+ return -1;
|
|
|
-+ }
|
|
|
-+#if defined (__SUPPORT_LD_DEBUG__)
|
|
|
-+ if (_dl_debug_reloc && _dl_debug_detail)
|
|
|
-+ _dl_dprintf(_dl_debug_file, "\tpatched: %x ==> %x @ %x", old_val, reloc_addr->entry_point, reloc_addr);
|
|
|
-+#endif
|
|
|
-+ return 0;
|
|
|
-+
|
|
|
-+}
|
|
|
-+
|
|
|
-+void
|
|
|
-+_dl_parse_lazy_relocation_information
|
|
|
-+(struct dyn_elf *rpnt, unsigned long rel_addr, unsigned long rel_size)
|
|
|
-+{
|
|
|
-+ _dl_parse(rpnt->dyn, NULL, rel_addr, rel_size, _dl_do_lazy_reloc);
|
|
|
-+}
|
|
|
-+
|
|
|
-+int
|
|
|
-+_dl_parse_relocation_information
|
|
|
-+(struct dyn_elf *rpnt, unsigned long rel_addr, unsigned long rel_size)
|
|
|
-+{
|
|
|
-+ return _dl_parse(rpnt->dyn, rpnt->dyn->symbol_scope, rel_addr, rel_size, _dl_do_reloc);
|
|
|
-+}
|
|
|
-+
|
|
|
-+#if 0
|
|
|
-+/* We don't have copy relocs. */
|
|
|
-+int
|
|
|
-+_dl_parse_copy_information
|
|
|
-+(struct dyn_elf *rpnt __attribute__((unused)),
|
|
|
-+ unsigned long rel_addr __attribute__((unused)),
|
|
|
-+ unsigned long rel_size __attribute__((unused)))
|
|
|
-+{
|
|
|
-+ return 0;
|
|
|
-+}
|
|
|
-+#endif
|
|
|
-+#ifndef IS_IN_libdl
|
|
|
-+# include "../../libc/sysdeps/linux/ubicom32/crtreloc.c"
|
|
|
-+#endif
|
|
|
-Index: uClibc-0.9.30.2/ldso/ldso/ubicom32/resolve.S
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/ldso/ldso/ubicom32/resolve.S 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,161 @@
|
|
|
-+ /* Copyright (C) 2003 Red Hat, Inc.
|
|
|
-+ Contributed by Alexandre Oliva <[email protected]>
|
|
|
-+
|
|
|
-+ Copyright (C) 2009 Ubicom Inc.
|
|
|
-+ Ported to Ubicom32 by Ubicom Inc.
|
|
|
-+
|
|
|
-+This file is part of uClibc.
|
|
|
-+
|
|
|
-+uClibc is free software; you can redistribute it and/or modify it
|
|
|
-+under the terms of the GNU Lesser General Public License as
|
|
|
-+published by the Free Software Foundation; either version 2.1 of the
|
|
|
-+License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+uClibc is distributed in the hope that it will be useful, but WITHOUT
|
|
|
-+ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+Library General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU Lesser General Public
|
|
|
-+License along with uClibc; see the file COPYING.LIB. If not, write to
|
|
|
-+the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
|
|
|
-+USA. */
|
|
|
-+
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * The function below is tail-called by resolver stubs when a lazily-bound *
|
|
|
-+ * function is called. It must preserve all registers that could * be used to
|
|
|
-+ * pass arguments to the actual function.
|
|
|
-+ *
|
|
|
-+ * On entry to the function d0-d13 contain parameters to the actual function of
|
|
|
-+ * interest
|
|
|
-+ *
|
|
|
-+ * a5 contains the return address
|
|
|
-+ * a0 is pointing to the GOT table for the original function
|
|
|
-+ * (a0) _dl_linux_resolve
|
|
|
-+ * 4(a0) GOT for _dl_linux_resolve
|
|
|
-+ * 8(a0) is pointer to "structure elf_resolve" of the module where the call
|
|
|
-+ * originated from
|
|
|
-+ *
|
|
|
-+ * a3 is pointing to the function descriptor in the GOT table, and 8(a3) the
|
|
|
-+ * resolver lookup information.
|
|
|
-+ *
|
|
|
-+ * _dl_linux_resolve calls _dl_linux_resolver passing it pointer to
|
|
|
-+ * struct elf_resolve and the relocation entry.
|
|
|
-+ *
|
|
|
-+ * _dl_linux_resolver() figures out where the jump symbol is _really_ supposed
|
|
|
-+ * to have jumped to and returns that to us. Once we have that, we prepare to
|
|
|
-+ * tail-call the actual function, clean up after ourselves, restoring the
|
|
|
-+ * original arguments, then jump to the fixed up address.
|
|
|
-+ */
|
|
|
-+
|
|
|
-+#if 0
|
|
|
-+ /*
|
|
|
-+ * Here is what the linker will use for the PLT.
|
|
|
-+ */
|
|
|
-+sample_PLT_functionX: /* (at entry a0 contains GOT for this library) */
|
|
|
-+ movei d15, # -%lo(got_funcdescX) ; load offset for GOT
|
|
|
-+ lea.4 a3, (a0, d15) ; a4 is now the function descriptor
|
|
|
-+ move.4 a4, 0(a3) ; get entry_point
|
|
|
-+ move.4 a0, 4(a3) ; set new GOT
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * jump to resovled function OR PLT_trampoline Nat had some code here
|
|
|
-+ * that uses the stack instead of a3 to reduces hazards.
|
|
|
-+ */
|
|
|
-+ calli a4, 0(a4)
|
|
|
-+
|
|
|
-+
|
|
|
-+sample_PLT_trampoline:
|
|
|
-+ /*
|
|
|
-+ * find the old got by undoing what was done above. An alternative
|
|
|
-+ * could have been to ‘save’ the old got in say d14 but that would add 1
|
|
|
-+ * instruction to every PLT and there is only 1 PLT trampoline per library.
|
|
|
-+ */
|
|
|
-+ ret (a0) ; jump to _dl_linux_resolve
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ .text
|
|
|
-+ .p2align 4
|
|
|
-+
|
|
|
-+ .hidden _dl_linux_resolve
|
|
|
-+ .global _dl_linux_resolve
|
|
|
-+ .type _dl_linux_resolve,@function
|
|
|
-+_dl_linux_resolve:
|
|
|
-+ /* Preserve arguments and return address */
|
|
|
-+ move.4 -4(sp)++, d0
|
|
|
-+ move.4 -4(sp)++, d1
|
|
|
-+ move.4 -4(sp)++, d2
|
|
|
-+ move.4 -4(sp)++, d3
|
|
|
-+ move.4 -4(sp)++, d4
|
|
|
-+ move.4 -4(sp)++, d5
|
|
|
-+ move.4 -4(sp)++, d6
|
|
|
-+ move.4 -4(sp)++, d7
|
|
|
-+ move.4 -4(sp)++, d8
|
|
|
-+ move.4 -4(sp)++, d9
|
|
|
-+ move.4 -4(sp)++, d10
|
|
|
-+ move.4 -4(sp)++, d11
|
|
|
-+ move.4 -4(sp)++, d12
|
|
|
-+ move.4 -4(sp)++, d13
|
|
|
-+ move.4 -4(sp)++, a5
|
|
|
-+
|
|
|
-+ /* Prepare to call _dl_linux_resolver. */
|
|
|
-+ move.4 d0, 8(a0) ; reference to elf_resolve
|
|
|
-+ /* Not aligned for space reasons. */
|
|
|
-+ move.4 d1, mac_hi ; reference to GOT table entry which
|
|
|
-+ ; contains the relocation information.
|
|
|
-+
|
|
|
-+ move.4 a0, 4(a0) ; switch to GOT for _dl_linux_resolve
|
|
|
-+ call a5, _dl_linux_resolver;
|
|
|
-+
|
|
|
-+ /* Move aside return value that contains the FUNCDESC_VALUE. */
|
|
|
-+ ;P3 = R0;
|
|
|
-+ move.4 a3, d0;
|
|
|
-+
|
|
|
-+ /* Restore arguments. */
|
|
|
-+ move.4 a5, (sp)4++
|
|
|
-+ move.4 d13, (sp)4++
|
|
|
-+ move.4 d12, (sp)4++
|
|
|
-+ move.4 d11, (sp)4++
|
|
|
-+ move.4 d10, (sp)4++
|
|
|
-+ move.4 d9, (sp)4++
|
|
|
-+ move.4 d8, (sp)4++
|
|
|
-+ move.4 d7, (sp)4++
|
|
|
-+ move.4 d6, (sp)4++
|
|
|
-+ move.4 d5, (sp)4++
|
|
|
-+ move.4 d4, (sp)4++
|
|
|
-+ move.4 d3, (sp)4++
|
|
|
-+ move.4 d2, (sp)4++
|
|
|
-+ move.4 d1, (sp)4++
|
|
|
-+ move.4 d0, (sp)4++
|
|
|
-+
|
|
|
-+ /* Now jump to the actual function. */
|
|
|
-+ /* a3 contains func_desc resolution */
|
|
|
-+ move.4 a4, 0(a3) ; address of function X
|
|
|
-+ move.4 a0, 4(a3) ; switch to GOT for function X
|
|
|
-+ calli a4, 0(a4) ; call through a4, a5 remains
|
|
|
-+
|
|
|
-+ .size _dl_linux_resolve, . - _dl_linux_resolve
|
|
|
-+
|
|
|
-+ .hidden _dl_ubicom32_resolve_pending
|
|
|
-+ .global _dl_ubicom32_resolve_pending
|
|
|
-+ .type _dl_ubicom32_resolve_pending,@function
|
|
|
-+
|
|
|
-+_dl_ubicom32_resolve_pending:
|
|
|
-+ /*
|
|
|
-+ * A special function that is used to ensure thread saftly when the fd
|
|
|
-+ * for a particular resolution is being updated.
|
|
|
-+ *
|
|
|
-+ * At entry, a3 must point to the FD. While the FD is being updated the
|
|
|
-+ * entry_point will continue to point to _dl_ubicom32_resolve_pending so
|
|
|
-+ * we will effectively spin until the resolver update is complete.
|
|
|
-+ */
|
|
|
-+
|
|
|
-+ move.4 a4, 0(a3) ; get entry_point
|
|
|
-+ move.4 a0, 4(a3) ; set new GOT
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * jump to resovled function or back to _dl_ubicom32_resolve_pending.
|
|
|
-+ */
|
|
|
-+ calli a4, 0(a4)
|
|
|
-+ .size _dl_ubicom32_resolve_pending, . - _dl_ubicom32_resolve_pending
|
|
|
-Index: uClibc-0.9.30.2/libc/misc/Makefile.in
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/libc/misc/Makefile.in 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/libc/misc/Makefile.in 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -12,7 +12,9 @@
|
|
|
- include $(top_srcdir)libc/misc/ctype/Makefile.in
|
|
|
- include $(top_srcdir)libc/misc/dirent/Makefile.in
|
|
|
- include $(top_srcdir)libc/misc/error/Makefile.in
|
|
|
-+ifneq ($(ARCH_HAS_NO_LDSO),y)
|
|
|
- include $(top_srcdir)libc/misc/elf/Makefile.in
|
|
|
-+endif
|
|
|
- include $(top_srcdir)libc/misc/file/Makefile.in
|
|
|
- include $(top_srcdir)libc/misc/fnmatch/Makefile.in
|
|
|
- include $(top_srcdir)libc/misc/ftw/Makefile.in
|
|
|
-Index: uClibc-0.9.30.2/libc/misc/elf/dl-iterate-phdr.c
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/libc/misc/elf/dl-iterate-phdr.c 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/libc/misc/elf/dl-iterate-phdr.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -14,7 +14,7 @@
|
|
|
-
|
|
|
- #include <link.h>
|
|
|
- #include <ldso.h>
|
|
|
--
|
|
|
-+#include <memory.h>
|
|
|
- /* we want this in libc but nowhere else */
|
|
|
- #ifdef __USE_GNU
|
|
|
-
|
|
|
-Index: uClibc-0.9.30.2/libc/stdlib/malloc/malloc.c
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/libc/stdlib/malloc/malloc.c 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/libc/stdlib/malloc/malloc.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -25,7 +25,7 @@
|
|
|
-
|
|
|
- /* The malloc heap. We provide a bit of initial static space so that
|
|
|
- programs can do a little mallocing without mmaping in more space. */
|
|
|
--HEAP_DECLARE_STATIC_FREE_AREA (initial_fa, 256);
|
|
|
-+HEAP_DECLARE_STATIC_FREE_AREA (initial_fa, 32768);
|
|
|
- struct heap_free_area *__malloc_heap = HEAP_INIT_WITH_FA (initial_fa);
|
|
|
- #ifdef HEAP_USE_LOCKING
|
|
|
- pthread_mutex_t __malloc_heap_lock = PTHREAD_MUTEX_INITIALIZER;
|
|
|
-Index: uClibc-0.9.30.2/libc/string/ubicom32/Makefile
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/string/ubicom32/Makefile 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,13 @@
|
|
|
-+# Makefile for uClibc
|
|
|
-+#
|
|
|
-+# Copyright (C) 2000-2005 Erik Andersen <[email protected]>
|
|
|
-+#
|
|
|
-+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
|
|
|
-+#
|
|
|
-+
|
|
|
-+top_srcdir:=../../../
|
|
|
-+top_builddir:=../../../
|
|
|
-+all: objs
|
|
|
-+include $(top_builddir)Rules.mak
|
|
|
-+include ../Makefile.in
|
|
|
-+include $(top_srcdir)Makerules
|
|
|
-Index: uClibc-0.9.30.2/libc/string/ubicom32/memcpy.c
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/string/ubicom32/memcpy.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,152 @@
|
|
|
-+/* Copy memory to memory until the specified number of bytes
|
|
|
-+ has been copied. Overlap is NOT handled correctly.
|
|
|
-+ Copyright (C) 1991, 1997, 2003 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+ Contributed by Torbjorn Granlund ([email protected]).
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#include <string.h>
|
|
|
-+
|
|
|
-+typedef unsigned long addr_t;
|
|
|
-+
|
|
|
-+libc_hidden_proto(memcpy)
|
|
|
-+
|
|
|
-+void *memcpy (void *dest, const void *src, size_t n)
|
|
|
-+{
|
|
|
-+ void *dest_ret = dest;
|
|
|
-+ void *aligned_start;
|
|
|
-+
|
|
|
-+ if (likely((((addr_t)dest ^ (addr_t)src) & 3) == 0) && likely(n > 6)) {
|
|
|
-+ size_t m;
|
|
|
-+ n -= (4 - (addr_t)dest) & 0x03;
|
|
|
-+ m = n >> 2;
|
|
|
-+ __asm__ volatile (
|
|
|
-+ " call %4, 99f \n\t" // load %4 with address of 99
|
|
|
-+ "99: movei d15, #%%lo(1f-99b) \n\t" // load d15 with offset to 1 from 99
|
|
|
-+ " add.4 %4, %4, d15 \n\t" // add difference
|
|
|
-+
|
|
|
-+ " sub.4 d15, #0, %2 \n\t" // set up for jump table
|
|
|
-+ " and.4 d15, #(32-1), d15 \n\t" // d15 = (-m) & (32 - 1)
|
|
|
-+ " lea.4 %4, (%4,d15) \n\t"
|
|
|
-+
|
|
|
-+ " bfextu d15, %0, #2 \n\t" // d15 = (dest & 3)
|
|
|
-+ " jmpne.w.f 100f \n\t"
|
|
|
-+ " calli %4, 0(%4) \n\t" // 4-byte alignment
|
|
|
-+
|
|
|
-+ "100: cmpi d15, #2 \n\t"
|
|
|
-+ " jmpne.s.f 101f \n\t"
|
|
|
-+ " move.2 (%0)2++, (%1)2++ \n\t"
|
|
|
-+ " calli %4, 0(%4) \n\t" // 2-byte alignment
|
|
|
-+
|
|
|
-+ "101: move.1 (%0)1++, (%1)1++ \n\t"
|
|
|
-+ " jmpgt.s.f 102f \n\t" // 3-byte alignment
|
|
|
-+ " move.2 (%0)2++, (%1)2++ \n\t" // 1-byte alignment
|
|
|
-+ "102: calli %4, 0(%4) \n\t"
|
|
|
-+
|
|
|
-+ "200: cmpi %3, #2 \n\t"
|
|
|
-+ " jmplt.s.f 201f \n\t"
|
|
|
-+ " move.2 (%0)2++, (%1)2++ \n\t"
|
|
|
-+ " jmpeq.s.t 2f \n\t"
|
|
|
-+ "201: move.1 (%0)1++, (%1)1++ \n\t"
|
|
|
-+ " jmpt.w.t 2f \n\t"
|
|
|
-+
|
|
|
-+ "1: .rept 25 \n\t"
|
|
|
-+ " movea (%0)4++, (%1)4++ \n\t"
|
|
|
-+ " .endr \n\t"
|
|
|
-+ " .rept 7 \n\t"
|
|
|
-+ " move.4 (%0)4++, (%1)4++ \n\t"
|
|
|
-+ " .endr \n\t"
|
|
|
-+ " add.4 %2, #-32, %2 \n\t"
|
|
|
-+ " jmpgt.w.f 1b \n\t"
|
|
|
-+
|
|
|
-+ " and.4 %3, #3, %3 \n\t" // check n
|
|
|
-+ " jmpne.w.f 200b \n\t"
|
|
|
-+ "2: \n\t"
|
|
|
-+ : "+a"(dest), "+a"(src), "+d"(m), "+d"(n), "=a"(aligned_start)
|
|
|
-+ :
|
|
|
-+ : "d15", "memory", "cc"
|
|
|
-+ );
|
|
|
-+
|
|
|
-+ return dest_ret;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ if (likely((((addr_t)dest ^ (addr_t)src) & 1) == 0) && likely(n > 2)) {
|
|
|
-+ size_t m;
|
|
|
-+ n -= (addr_t)dest & 0x01;
|
|
|
-+ m = n >> 1;
|
|
|
-+ __asm__ volatile (
|
|
|
-+ " call %4, 99f \n\t" // load %4 with address of 99
|
|
|
-+ "99: movei d15, #%%lo(1f-99b) \n\t" // load d15 with offset to 1 from 99
|
|
|
-+ " add.4 %4, %4, d15 \n\t" // add difference
|
|
|
-+
|
|
|
-+ " sub.4 d15, #0, %2 \n\t" // set up for jump table
|
|
|
-+ " and.4 d15, #(32-1), d15 \n\t" // d15 = (-m) & (32 - 1)
|
|
|
-+ " lea.4 %4, (%4,d15) \n\t"
|
|
|
-+
|
|
|
-+ " btst %0, #0 \n\t" // check bit 0
|
|
|
-+ " jmpne.w.f 100f \n\t"
|
|
|
-+ " calli %4, 0(%4) \n\t" // 4-byte alignment
|
|
|
-+
|
|
|
-+ "100: move.1 (%0)1++, (%1)1++ \n\t"
|
|
|
-+ " calli %4, 0(%4) \n\t"
|
|
|
-+
|
|
|
-+ "200: move.1 (%0)1++, (%1)1++ \n\t"
|
|
|
-+ " jmpt.w.t 2f \n\t"
|
|
|
-+
|
|
|
-+ "1: .rept 32 \n\t"
|
|
|
-+ " move.2 (%0)2++, (%1)2++ \n\t"
|
|
|
-+ " .endr \n\t"
|
|
|
-+ " add.4 %2, #-32, %2 \n\t"
|
|
|
-+ " jmpgt.w.f 1b \n\t"
|
|
|
-+
|
|
|
-+ " and.4 %3, #1, %3 \n\t" // check n
|
|
|
-+ " jmpne.w.f 200b \n\t"
|
|
|
-+ "2: \n\t"
|
|
|
-+
|
|
|
-+ : "+a"(dest), "+a"(src), "+d"(m), "+d"(n), "=a"(aligned_start)
|
|
|
-+ :
|
|
|
-+ : "d15", "memory", "cc"
|
|
|
-+ );
|
|
|
-+ return dest_ret;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ __asm__ volatile (
|
|
|
-+ " call %3, 99f \n\t" // load %3 with address of 99
|
|
|
-+ "99: movei d15, #%%lo(1f-99b) \n\t" // load d15 with offset to 1 from 99
|
|
|
-+ " add.4 %3, %3, d15 \n\t" // add difference
|
|
|
-+
|
|
|
-+ " sub.4 d15, #0, %2 \n\t"
|
|
|
-+ " jmpeq.w.f 2f \n\t"
|
|
|
-+ " and.4 d15, #(16-1), d15 \n\t" // d15 = (-n) & (16 - 1)
|
|
|
-+ " lea.4 %3, (%3,d15) \n\t"
|
|
|
-+ " calli %3, 0(%3) \n\t"
|
|
|
-+
|
|
|
-+ "1: .rept 16 \n\t"
|
|
|
-+ " move.1 (%0)1++, (%1)1++ \n\t"
|
|
|
-+ " .endr \n\t"
|
|
|
-+ " add.4 %2, #-16, %2 \n\t"
|
|
|
-+ " jmpgt.w.f 1b \n\t"
|
|
|
-+ "2: \n\t"
|
|
|
-+
|
|
|
-+ : "+a"(dest), "+a"(src), "+d"(n), "=a"(aligned_start)
|
|
|
-+ :
|
|
|
-+ : "d15", "memory", "cc"
|
|
|
-+ );
|
|
|
-+
|
|
|
-+ return dest_ret;
|
|
|
-+}
|
|
|
-+libc_hidden_def(memcpy)
|
|
|
-Index: uClibc-0.9.30.2/libc/string/ubicom32/memset.c
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/string/ubicom32/memset.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,107 @@
|
|
|
-+/* Copyright (C) 1991, 1997, 2003 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#include <string.h>
|
|
|
-+
|
|
|
-+typedef unsigned long addr_t;
|
|
|
-+
|
|
|
-+libc_hidden_proto(memset)
|
|
|
-+void *memset (void *s, int c, size_t n)
|
|
|
-+{
|
|
|
-+ void *s_ret = s;
|
|
|
-+ void *aligned_start;
|
|
|
-+ if (likely(n > 6)) {
|
|
|
-+ size_t m;
|
|
|
-+ n -= (4 - (addr_t)s) & 0x03;
|
|
|
-+ m = n >> 2;
|
|
|
-+ __asm__ volatile (
|
|
|
-+ " call %4, 99f \n\t" // load %4 with address of 99
|
|
|
-+ "99: movei d15, #%%lo(1f-99b) \n\t" // load d15 with offset to 1 from 99
|
|
|
-+ " add.4 %4, %4, d15 \n\t" // add difference
|
|
|
-+
|
|
|
-+ " sub.4 d15, #0, %2 \n\t" // set up for jump table
|
|
|
-+ " and.4 d15, #(32-1), d15 \n\t" // d15 = (-m) & (32 - 1)
|
|
|
-+ " shmrg.1 %1, %1, %1 \n\t"
|
|
|
-+ " shmrg.2 %1, %1, %1 \n\t" // %1 = (c<<24)|(c<<16)|(c<<8)|c
|
|
|
-+ " lea.4 %4, (%4,d15) \n\t"
|
|
|
-+
|
|
|
-+ " bfextu d15, %0, #2 \n\t" // d15 = (s & 3)
|
|
|
-+ " jmpne.w.f 100f \n\t"
|
|
|
-+ " calli %4, 0(%4) \n\t" // 4-byte alignment
|
|
|
-+
|
|
|
-+ "100: cmpi d15, #2 \n\t"
|
|
|
-+ " jmpne.s.f 101f \n\t"
|
|
|
-+ " move.2 (%0)2++, %1 \n\t"
|
|
|
-+ " calli %4, 0(%4) \n\t" // 2-byte alignment
|
|
|
-+
|
|
|
-+ "101: move.1 (%0)1++, %1 \n\t"
|
|
|
-+ " jmpgt.s.f 102f \n\t" // 3-byte alignment
|
|
|
-+ " move.2 (%0)2++, %1 \n\t" // 1-byte alignment
|
|
|
-+ "102: calli %4, 0(%4) \n\t"
|
|
|
-+
|
|
|
-+ "200: cmpi %3, #2 \n\t"
|
|
|
-+ " jmplt.s.f 201f \n\t"
|
|
|
-+ " move.2 (%0)2++, %1 \n\t"
|
|
|
-+ " jmpeq.s.t 2f \n\t"
|
|
|
-+ "201: move.1 (%0)1++, %1 \n\t"
|
|
|
-+ " jmpt.w.t 2f \n\t"
|
|
|
-+
|
|
|
-+ "1: .rept 25 \n\t"
|
|
|
-+ " movea (%0)4++, %1 \n\t"
|
|
|
-+ " .endr \n\t"
|
|
|
-+ " .rept 7 \n\t"
|
|
|
-+ " move.4 (%0)4++, %1 \n\t"
|
|
|
-+ " .endr \n\t"
|
|
|
-+ " add.4 %2, #-32, %2 \n\t"
|
|
|
-+ " jmpgt.w.f 1b \n\t"
|
|
|
-+
|
|
|
-+ " and.4 %3, #3, %3 \n\t" // test bit 1 of n
|
|
|
-+ " jmpne.w.f 200b \n\t"
|
|
|
-+ "2: \n\t"
|
|
|
-+ : "+a"(s), "+d"(c), "+d"(m), "+d"(n), "=a"(aligned_start)
|
|
|
-+ :
|
|
|
-+ : "d15", "memory", "cc"
|
|
|
-+ );
|
|
|
-+
|
|
|
-+ return s_ret;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ __asm__ volatile (
|
|
|
-+ " call %3, 99f \n\t" // load %3 with address of 99
|
|
|
-+ "99: movei d15, #%%lo(1f-99b) \n\t" // load d15 with offset to 1 from 99
|
|
|
-+ " add.4 %3, %3, d15 \n\t" // add difference
|
|
|
-+
|
|
|
-+ " sub.4 d15, #0, %2 \n\t"
|
|
|
-+ " jmpeq.w.f 2f \n\t"
|
|
|
-+ " and.4 d15, #(8-1), d15 \n\t" // d15 = (-%2) & (16 - 1)
|
|
|
-+ " lea.4 %3, (%3,d15) \n\t"
|
|
|
-+ " calli %3, 0(%3) \n\t"
|
|
|
-+
|
|
|
-+ "1: .rept 8 \n\t"
|
|
|
-+ " move.1 (%0)1++, %1 \n\t"
|
|
|
-+ " .endr \n\t"
|
|
|
-+ "2: \n\t"
|
|
|
-+
|
|
|
-+ : "+a"(s), "+d"(c), "+d"(n), "=a"(aligned_start)
|
|
|
-+ :
|
|
|
-+ : "d15", "memory", "cc"
|
|
|
-+ );
|
|
|
-+
|
|
|
-+ return s_ret;
|
|
|
-+}
|
|
|
-+libc_hidden_def(memset)
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/common/sys/user.h
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/libc/sysdeps/linux/common/sys/user.h 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/common/sys/user.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -1 +1,4 @@
|
|
|
-+#if 0
|
|
|
-+/* As of linux v2.6.25 this is not part of the exported linux headers */
|
|
|
- #include <linux/user.h>
|
|
|
-+#endif
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/Makefile
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/Makefile 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,13 @@
|
|
|
-+# Makefile for uClibc
|
|
|
-+#
|
|
|
-+# Copyright (C) 2000-2006 Erik Andersen <[email protected]>
|
|
|
-+#
|
|
|
-+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
|
|
|
-+#
|
|
|
-+
|
|
|
-+top_srcdir=../../../../
|
|
|
-+top_builddir=../../../../
|
|
|
-+all: objs
|
|
|
-+include $(top_builddir)Rules.mak
|
|
|
-+include Makefile.arch
|
|
|
-+include $(top_srcdir)Makerules
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/Makefile.arch
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/Makefile.arch 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,28 @@
|
|
|
-+# Makefile for uClibc
|
|
|
-+#
|
|
|
-+# Copyright (C) 2000-2006 Erik Andersen <[email protected]>
|
|
|
-+#
|
|
|
-+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
|
|
|
-+#
|
|
|
-+
|
|
|
-+#CSRC := \
|
|
|
-+# brk.c \
|
|
|
-+# crtbegin.c \
|
|
|
-+# crtend.c
|
|
|
-+#
|
|
|
-+#SSRC := \
|
|
|
-+# __longjmp.S \
|
|
|
-+# bsd-_setjmp.S \
|
|
|
-+# bsd-setjmp.S \
|
|
|
-+# setjmp.S \
|
|
|
-+# clone.S \
|
|
|
-+# vfork.S
|
|
|
-+
|
|
|
-+CSRC := \
|
|
|
-+ syscall.c __syscall_error.c
|
|
|
-+
|
|
|
-+SSRC := \
|
|
|
-+ clone.S setjmp.S vfork.S
|
|
|
-+
|
|
|
-+ARCH_CFLAGS := $(CPU_CFLAGS-y)
|
|
|
-+include $(top_srcdir)libc/sysdeps/linux/Makefile.commonarch
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/__syscall_error.c
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/__syscall_error.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,11 @@
|
|
|
-+#include <errno.h>
|
|
|
-+#include <features.h>
|
|
|
-+
|
|
|
-+/* This routine is jumped to by some of the syscall handlers, to stash
|
|
|
-+ * an error number into errno. */
|
|
|
-+int __syscall_error(int err_no) attribute_hidden;
|
|
|
-+int __syscall_error(int err_no)
|
|
|
-+{
|
|
|
-+ __set_errno(err_no);
|
|
|
-+ return -1;
|
|
|
-+}
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/elf-fdpic.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/elf-fdpic.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,115 @@
|
|
|
-+/* Copyright 2003, 2004 Free Software Foundation, Inc.
|
|
|
-+This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+modify it under the terms of the GNU Lesser General Public License as
|
|
|
-+published by the Free Software Foundation; either version 2.1 of the
|
|
|
-+License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+In addition to the permissions in the GNU Lesser General Public
|
|
|
-+License, the Free Software Foundation gives you unlimited
|
|
|
-+permission to link the compiled version of this file with other
|
|
|
-+programs, and to distribute those programs without any restriction
|
|
|
-+coming from the use of this file. (The GNU Lesser General Public
|
|
|
-+License restrictions do apply in other respects; for example, they
|
|
|
-+cover modification of the file, and distribution when not linked
|
|
|
-+into another program.)
|
|
|
-+
|
|
|
-+The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+Library General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU Lesser General Public
|
|
|
-+License along with the GNU C Library; see the file COPYING.LIB. If
|
|
|
-+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
|
|
|
-+Cambridge, MA 02139, USA. */
|
|
|
-+
|
|
|
-+#ifndef _BITS_ELF_FDPIC_H
|
|
|
-+#define _BITS_ELF_FDPIC_H
|
|
|
-+
|
|
|
-+/* These data structures are described in the FDPIC ABI extension.
|
|
|
-+ The kernel passes a process a memory map, such that for every LOAD
|
|
|
-+ segment there is an elf32_fdpic_loadseg entry. A pointer to an
|
|
|
-+ elf32_fdpic_loadmap is passed in d8 at start-up, and a pointer to
|
|
|
-+ an additional such map is passed in d9 for the interpreter, when
|
|
|
-+ there is one. */
|
|
|
-+
|
|
|
-+#include <elf.h>
|
|
|
-+
|
|
|
-+/* This data structure represents a PT_LOAD segment. */
|
|
|
-+struct elf32_fdpic_loadseg
|
|
|
-+{
|
|
|
-+ /* Core address to which the segment is mapped. */
|
|
|
-+ Elf32_Addr addr;
|
|
|
-+ /* VMA recorded in the program header. */
|
|
|
-+ Elf32_Addr p_vaddr;
|
|
|
-+ /* Size of this segment in memory. */
|
|
|
-+ Elf32_Word p_memsz;
|
|
|
-+};
|
|
|
-+
|
|
|
-+struct elf32_fdpic_loadmap {
|
|
|
-+ /* Protocol version number, must be zero. */
|
|
|
-+ Elf32_Half version;
|
|
|
-+ /* Number of segments in this map. */
|
|
|
-+ Elf32_Half nsegs;
|
|
|
-+ /* The actual memory map. */
|
|
|
-+ struct elf32_fdpic_loadseg segs[/*nsegs*/];
|
|
|
-+};
|
|
|
-+
|
|
|
-+struct elf32_fdpic_loadaddr {
|
|
|
-+ struct elf32_fdpic_loadmap *map;
|
|
|
-+ void *got_value;
|
|
|
-+};
|
|
|
-+
|
|
|
-+/* Map a pointer's VMA to its corresponding address according to the
|
|
|
-+ load map. */
|
|
|
-+static __always_inline void *
|
|
|
-+__reloc_pointer (void *p,
|
|
|
-+ const struct elf32_fdpic_loadmap *map)
|
|
|
-+{
|
|
|
-+ int c;
|
|
|
-+
|
|
|
-+#if 0
|
|
|
-+ if (map->version != 0)
|
|
|
-+ /* Crash. */
|
|
|
-+ ((void(*)())0)();
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ /* No special provision is made for NULL. We don't want NULL
|
|
|
-+ addresses to go through relocation, so they shouldn't be in
|
|
|
-+ .rofixup sections, and, if they're present in dynamic
|
|
|
-+ relocations, they shall be mapped to the NULL address without
|
|
|
-+ undergoing relocations. */
|
|
|
-+
|
|
|
-+ for (c = 0;
|
|
|
-+ /* Take advantage of the fact that the loadmap is ordered by
|
|
|
-+ virtual addresses. In general there will only be 2 entries,
|
|
|
-+ so it's not profitable to do a binary search. */
|
|
|
-+ c < map->nsegs && p >= (void*)map->segs[c].p_vaddr;
|
|
|
-+ c++)
|
|
|
-+ {
|
|
|
-+ /* This should be computed as part of the pointer comparison
|
|
|
-+ above, but we want to use the carry in the comparison, so we
|
|
|
-+ can't convert it to an integer type beforehand. */
|
|
|
-+ unsigned long offset = p - (void*)map->segs[c].p_vaddr;
|
|
|
-+ /* We only check for one-past-the-end for the last segment,
|
|
|
-+ assumed to be the data segment, because other cases are
|
|
|
-+ ambiguous in the absence of padding between segments, and
|
|
|
-+ rofixup already serves as padding between text and data.
|
|
|
-+ Unfortunately, unless we special-case the last segment, we
|
|
|
-+ fail to relocate the _end symbol. */
|
|
|
-+ if (offset < map->segs[c].p_memsz
|
|
|
-+ || (offset == map->segs[c].p_memsz && c + 1 == map->nsegs))
|
|
|
-+ return (char*)map->segs[c].addr + offset;
|
|
|
-+ }
|
|
|
-+
|
|
|
-+ /* We might want to crash instead. */
|
|
|
-+ return (void*)-1;
|
|
|
-+}
|
|
|
-+
|
|
|
-+# define __RELOC_POINTER(ptr, loadaddr) \
|
|
|
-+ (__reloc_pointer ((void*)(ptr), \
|
|
|
-+ (loadaddr).map))
|
|
|
-+
|
|
|
-+#endif /* _BITS_ELF_FDPIC_H */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/endian.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/endian.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,7 @@
|
|
|
-+/* Ubicom32 is big-endian. */
|
|
|
-+
|
|
|
-+#ifndef _ENDIAN_H
|
|
|
-+# error "Never use <bits/endian.h> directly; include <endian.h> instead."
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#define __BYTE_ORDER __BIG_ENDIAN
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/fcntl.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/fcntl.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,224 @@
|
|
|
-+/* O_*, F_*, FD_* bit values for Linux.
|
|
|
-+ Copyright (C) 2000 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#ifndef _FCNTL_H
|
|
|
-+# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+
|
|
|
-+#include <sys/types.h>
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+# include <bits/uio.h>
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
|
|
|
-+ located on an ext2 file system */
|
|
|
-+#define O_ACCMODE 0003
|
|
|
-+#define O_RDONLY 00
|
|
|
-+#define O_WRONLY 01
|
|
|
-+#define O_RDWR 02
|
|
|
-+#define O_CREAT 0100 /* not fcntl */
|
|
|
-+#define O_EXCL 0200 /* not fcntl */
|
|
|
-+#define O_NOCTTY 0400 /* not fcntl */
|
|
|
-+#define O_TRUNC 01000 /* not fcntl */
|
|
|
-+#define O_APPEND 02000
|
|
|
-+#define O_NONBLOCK 04000
|
|
|
-+#define O_NDELAY O_NONBLOCK
|
|
|
-+#define O_SYNC 010000
|
|
|
-+#define O_FSYNC O_SYNC
|
|
|
-+#define O_ASYNC 020000
|
|
|
-+
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+# define O_DIRECTORY 040000 /* Must be a directory. */
|
|
|
-+# define O_NOFOLLOW 0100000 /* Do not follow links. */
|
|
|
-+# define O_DIRECT 0200000 /* Direct disk access. */
|
|
|
-+# define O_STREAMING 04000000/* streaming access */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* For now Linux has synchronisity options for data and read operations.
|
|
|
-+ We define the symbols here but let them do the same as O_SYNC since
|
|
|
-+ this is a superset. */
|
|
|
-+#if defined __USE_POSIX199309 || defined __USE_UNIX98
|
|
|
-+# define O_DSYNC O_SYNC /* Synchronize data. */
|
|
|
-+# define O_RSYNC O_SYNC /* Synchronize read operations. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __USE_LARGEFILE64
|
|
|
-+# define O_LARGEFILE 0400000
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* Values for the second argument to `fcntl'. */
|
|
|
-+#define F_DUPFD 0 /* Duplicate file descriptor. */
|
|
|
-+#define F_GETFD 1 /* Get file descriptor flags. */
|
|
|
-+#define F_SETFD 2 /* Set file descriptor flags. */
|
|
|
-+#define F_GETFL 3 /* Get file status flags. */
|
|
|
-+#define F_SETFL 4 /* Set file status flags. */
|
|
|
-+#ifndef __USE_FILE_OFFSET64
|
|
|
-+# define F_GETLK 5 /* Get record locking info. */
|
|
|
-+# define F_SETLK 6 /* Set record locking info (non-blocking). */
|
|
|
-+# define F_SETLKW 7 /* Set record locking info (blocking). */
|
|
|
-+#else
|
|
|
-+# define F_GETLK F_GETLK64 /* Get record locking info. */
|
|
|
-+# define F_SETLK F_SETLK64 /* Set record locking info (non-blocking).*/
|
|
|
-+# define F_SETLKW F_SETLKW64 /* Set record locking info (blocking). */
|
|
|
-+#endif
|
|
|
-+#define F_GETLK64 12 /* Get record locking info. */
|
|
|
-+#define F_SETLK64 13 /* Set record locking info (non-blocking). */
|
|
|
-+#define F_SETLKW64 14 /* Set record locking info (blocking). */
|
|
|
-+
|
|
|
-+#if defined __USE_BSD || defined __USE_XOPEN2K
|
|
|
-+# define F_SETOWN 8 /* Get owner of socket (receiver of SIGIO). */
|
|
|
-+# define F_GETOWN 9 /* Set owner of socket (receiver of SIGIO). */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+# define F_SETSIG 10 /* Set number of signal to be sent. */
|
|
|
-+# define F_GETSIG 11 /* Get number of signal to be sent. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+# define F_SETLEASE 1024 /* Set a lease. */
|
|
|
-+# define F_GETLEASE 1025 /* Enquire what lease is active. */
|
|
|
-+# define F_NOTIFY 1026 /* Request notfications on a directory. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* For F_[GET|SET]FL. */
|
|
|
-+#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
|
|
|
-+
|
|
|
-+/* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */
|
|
|
-+#define F_RDLCK 0 /* Read lock. */
|
|
|
-+#define F_WRLCK 1 /* Write lock. */
|
|
|
-+#define F_UNLCK 2 /* Remove lock. */
|
|
|
-+
|
|
|
-+/* For old implementation of bsd flock(). */
|
|
|
-+#define F_EXLCK 4 /* or 3 */
|
|
|
-+#define F_SHLCK 8 /* or 4 */
|
|
|
-+
|
|
|
-+#ifdef __USE_BSD
|
|
|
-+/* Operations for bsd flock(), also used by the kernel implementation. */
|
|
|
-+# define LOCK_SH 1 /* shared lock */
|
|
|
-+# define LOCK_EX 2 /* exclusive lock */
|
|
|
-+# define LOCK_NB 4 /* or'd with one of the above to prevent
|
|
|
-+ blocking */
|
|
|
-+# define LOCK_UN 8 /* remove lock */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+# define LOCK_MAND 32 /* This is a mandatory flock: */
|
|
|
-+# define LOCK_READ 64 /* ... which allows concurrent read operations. */
|
|
|
-+# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */
|
|
|
-+# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+/* Types of directory notifications that may be requested with F_NOTIFY. */
|
|
|
-+# define DN_ACCESS 0x00000001 /* File accessed. */
|
|
|
-+# define DN_MODIFY 0x00000002 /* File modified. */
|
|
|
-+# define DN_CREATE 0x00000004 /* File created. */
|
|
|
-+# define DN_DELETE 0x00000008 /* File removed. */
|
|
|
-+# define DN_RENAME 0x00000010 /* File renamed. */
|
|
|
-+# define DN_ATTRIB 0x00000020 /* File changed attibutes. */
|
|
|
-+# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+struct flock
|
|
|
-+ {
|
|
|
-+ short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
|
|
|
-+ short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
|
|
|
-+#ifndef __USE_FILE_OFFSET64
|
|
|
-+ __off_t l_start; /* Offset where the lock begins. */
|
|
|
-+ __off_t l_len; /* Size of the locked area; zero means until EOF. */
|
|
|
-+#else
|
|
|
-+ __off64_t l_start; /* Offset where the lock begins. */
|
|
|
-+ __off64_t l_len; /* Size of the locked area; zero means until EOF. */
|
|
|
-+#endif
|
|
|
-+ __pid_t l_pid; /* Process holding the lock. */
|
|
|
-+ };
|
|
|
-+
|
|
|
-+#ifdef __USE_LARGEFILE64
|
|
|
-+struct flock64
|
|
|
-+ {
|
|
|
-+ short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
|
|
|
-+ short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
|
|
|
-+ __off64_t l_start; /* Offset where the lock begins. */
|
|
|
-+ __off64_t l_len; /* Size of the locked area; zero means until EOF. */
|
|
|
-+ __pid_t l_pid; /* Process holding the lock. */
|
|
|
-+ };
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* Define some more compatibility macros to be backward compatible with
|
|
|
-+ BSD systems which did not managed to hide these kernel macros. */
|
|
|
-+#ifdef __USE_BSD
|
|
|
-+# define FAPPEND O_APPEND
|
|
|
-+# define FFSYNC O_FSYNC
|
|
|
-+# define FASYNC O_ASYNC
|
|
|
-+# define FNONBLOCK O_NONBLOCK
|
|
|
-+# define FNDELAY O_NDELAY
|
|
|
-+#endif /* Use BSD. */
|
|
|
-+
|
|
|
-+/* Advise to `posix_fadvise'. */
|
|
|
-+#ifdef __USE_XOPEN2K
|
|
|
-+# define POSIX_FADV_NORMAL 0 /* No further special treatment. */
|
|
|
-+# define POSIX_FADV_RANDOM 1 /* Expect random page references. */
|
|
|
-+# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
|
|
-+# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */
|
|
|
-+# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */
|
|
|
-+# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages
|
|
|
-+ in the range before performing the
|
|
|
-+ write. */
|
|
|
-+# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those
|
|
|
-+ dirty pages in the range which are
|
|
|
-+ not presently under writeback. */
|
|
|
-+# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in
|
|
|
-+ the range after performing the
|
|
|
-+ write. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+__BEGIN_DECLS
|
|
|
-+
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+
|
|
|
-+/* Provide kernel hint to read ahead. */
|
|
|
-+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
|
|
|
-+ __THROW;
|
|
|
-+
|
|
|
-+/* Selective file content synch'ing. */
|
|
|
-+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
|
|
|
-+ unsigned int __flags);
|
|
|
-+
|
|
|
-+/* Splice address range into a pipe. */
|
|
|
-+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
|
|
|
-+ size_t __count, unsigned int __flags);
|
|
|
-+
|
|
|
-+/* Splice two files together. */
|
|
|
-+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
|
|
|
-+ __off64_t *__offout, size_t __len,
|
|
|
-+ unsigned int __flags);
|
|
|
-+
|
|
|
-+/* In-kernel implementation of tee for pipe buffers. */
|
|
|
-+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
|
|
|
-+ unsigned int __flags);
|
|
|
-+
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+__END_DECLS
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/kernel_stat.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/kernel_stat.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,61 @@
|
|
|
-+#ifndef _BITS_STAT_STRUCT_H
|
|
|
-+#define _BITS_STAT_STRUCT_H
|
|
|
-+
|
|
|
-+#ifndef _LIBC
|
|
|
-+#error bits/kernel_stat.h is for internal uClibc use only!
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* This file provides whatever this particular arch's kernel thinks
|
|
|
-+ * struct kernel_stat should look like... It turns out each arch has a
|
|
|
-+ * different opinion on the subject... */
|
|
|
-+
|
|
|
-+struct kernel_stat {
|
|
|
-+ unsigned short st_dev;
|
|
|
-+ unsigned short __pad1;
|
|
|
-+ unsigned long st_ino;
|
|
|
-+ unsigned short st_mode;
|
|
|
-+ unsigned short st_nlink;
|
|
|
-+ unsigned short st_uid;
|
|
|
-+ unsigned short st_gid;
|
|
|
-+ unsigned short st_rdev;
|
|
|
-+ unsigned short __pad2;
|
|
|
-+ unsigned long st_size;
|
|
|
-+ unsigned long st_blksize;
|
|
|
-+ unsigned long st_blocks;
|
|
|
-+ unsigned long st_atime;
|
|
|
-+ unsigned long __unused1;
|
|
|
-+ unsigned long st_mtime;
|
|
|
-+ unsigned long __unused2;
|
|
|
-+ unsigned long st_ctime;
|
|
|
-+ unsigned long __unused3;
|
|
|
-+ unsigned long __unused4;
|
|
|
-+ unsigned long __unused5;
|
|
|
-+};
|
|
|
-+
|
|
|
-+struct kernel_stat64 {
|
|
|
-+ unsigned char __pad0[6];
|
|
|
-+ unsigned short st_dev;
|
|
|
-+ unsigned char __pad1[4];
|
|
|
-+#define _HAVE_STAT64___ST_INO
|
|
|
-+ unsigned long __st_ino;
|
|
|
-+ unsigned int st_mode;
|
|
|
-+ unsigned int st_nlink;
|
|
|
-+ unsigned long st_uid;
|
|
|
-+ unsigned long st_gid;
|
|
|
-+ unsigned char __pad2[6];
|
|
|
-+ unsigned short st_rdev;
|
|
|
-+ unsigned char __pad3[4];
|
|
|
-+ long long st_size;
|
|
|
-+ unsigned long st_blksize;
|
|
|
-+ unsigned long st_blocks; /* Number 512-byte blocks allocated. */
|
|
|
-+ unsigned long __pad4; /* future possible st_blocks high bits */
|
|
|
-+ unsigned long st_atime;
|
|
|
-+ unsigned long __pad5;
|
|
|
-+ unsigned long st_mtime;
|
|
|
-+ unsigned long __pad6;
|
|
|
-+ unsigned long st_ctime;
|
|
|
-+ unsigned long __pad7; /* will be high 32 bits of ctime someday */
|
|
|
-+ unsigned long long st_ino;
|
|
|
-+};
|
|
|
-+
|
|
|
-+#endif /* _BITS_STAT_STRUCT_H */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/kernel_types.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/kernel_types.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,44 @@
|
|
|
-+/* Note that we use the exact same include guard #define names
|
|
|
-+ * as asm/posix_types.h. This will avoid gratuitous conflicts
|
|
|
-+ * with the posix_types.h kernel header, and will ensure that
|
|
|
-+ * our private content, and not the kernel header, will win.
|
|
|
-+ * -Erik
|
|
|
-+ */
|
|
|
-+#ifndef __ARCH_UBICOM32_POSIX_TYPES_H
|
|
|
-+#define __ARCH_UBICOM32_POSIX_TYPES_H
|
|
|
-+
|
|
|
-+typedef unsigned long __kernel_dev_t;
|
|
|
-+typedef unsigned long __kernel_ino_t;
|
|
|
-+typedef unsigned short __kernel_mode_t;
|
|
|
-+typedef unsigned short __kernel_nlink_t;
|
|
|
-+typedef long __kernel_off_t;
|
|
|
-+typedef int __kernel_pid_t;
|
|
|
-+typedef unsigned short __kernel_ipc_pid_t;
|
|
|
-+typedef unsigned short __kernel_uid_t;
|
|
|
-+typedef unsigned short __kernel_gid_t;
|
|
|
-+typedef unsigned int __kernel_size_t;
|
|
|
-+typedef int __kernel_ssize_t;
|
|
|
-+typedef int __kernel_ptrdiff_t;
|
|
|
-+typedef long __kernel_time_t;
|
|
|
-+typedef long __kernel_suseconds_t;
|
|
|
-+typedef long __kernel_clock_t;
|
|
|
-+typedef int __kernel_daddr_t;
|
|
|
-+typedef char * __kernel_caddr_t;
|
|
|
-+typedef unsigned short __kernel_uid16_t;
|
|
|
-+typedef unsigned short __kernel_gid16_t;
|
|
|
-+typedef unsigned int __kernel_uid32_t;
|
|
|
-+typedef unsigned int __kernel_gid32_t;
|
|
|
-+typedef unsigned short __kernel_old_uid_t;
|
|
|
-+typedef unsigned short __kernel_old_gid_t;
|
|
|
-+typedef unsigned short __kernel_old_dev_t;
|
|
|
-+typedef long long __kernel_loff_t;
|
|
|
-+
|
|
|
-+typedef struct {
|
|
|
-+#ifdef __USE_ALL
|
|
|
-+ int val[2];
|
|
|
-+#else
|
|
|
-+ int __val[2];
|
|
|
-+#endif
|
|
|
-+} __kernel_fsid_t;
|
|
|
-+
|
|
|
-+#endif /* __ARCH_UBICOM32_POSIX_TYPES_H */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/mman.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/mman.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,102 @@
|
|
|
-+/* Definitions for POSIX memory map interface. Linux/m68k version.
|
|
|
-+ Copyright (C) 1997, 2000, 2003, 2005 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#ifndef _SYS_MMAN_H
|
|
|
-+# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* The following definitions basically come from the kernel headers.
|
|
|
-+ But the kernel header is not namespace clean. */
|
|
|
-+
|
|
|
-+
|
|
|
-+/* Protections are chosen from these bits, OR'd together. The
|
|
|
-+ implementation does not necessarily support PROT_EXEC or PROT_WRITE
|
|
|
-+ without PROT_READ. The only guarantees are that no writing will be
|
|
|
-+ allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
|
|
|
-+
|
|
|
-+#define PROT_READ 0x1 /* Page can be read. */
|
|
|
-+#define PROT_WRITE 0x2 /* Page can be written. */
|
|
|
-+#define PROT_EXEC 0x4 /* Page can be executed. */
|
|
|
-+#define PROT_NONE 0x0 /* Page can not be accessed. */
|
|
|
-+#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of
|
|
|
-+ growsdown vma (mprotect only). */
|
|
|
-+#define PROT_GROWSUP 0x02000000 /* Extend change to start of
|
|
|
-+ growsup vma (mprotect only). */
|
|
|
-+
|
|
|
-+/* Sharing types (must choose one and only one of these). */
|
|
|
-+#define MAP_SHARED 0x01 /* Share changes. */
|
|
|
-+#define MAP_PRIVATE 0x02 /* Changes are private. */
|
|
|
-+#ifdef __USE_MISC
|
|
|
-+# define MAP_TYPE 0x0f /* Mask for type of mapping. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* Other flags. */
|
|
|
-+#define MAP_FIXED 0x10 /* Interpret addr exactly. */
|
|
|
-+#ifdef __USE_MISC
|
|
|
-+# define MAP_FILE 0
|
|
|
-+# define MAP_ANONYMOUS 0x20 /* Don't use a file. */
|
|
|
-+# define MAP_ANON MAP_ANONYMOUS
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* These are Linux-specific. */
|
|
|
-+#ifdef __USE_MISC
|
|
|
-+# define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */
|
|
|
-+# define MAP_DENYWRITE 0x00800 /* ETXTBSY */
|
|
|
-+# define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */
|
|
|
-+# define MAP_LOCKED 0x02000 /* Lock the mapping. */
|
|
|
-+# define MAP_NORESERVE 0x04000 /* Don't check for reservations. */
|
|
|
-+# define MAP_POPULATE 0x08000 /* Populate (prefault) pagetables. */
|
|
|
-+# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* Flags to `msync'. */
|
|
|
-+#define MS_ASYNC 1 /* Sync memory asynchronously. */
|
|
|
-+#define MS_SYNC 4 /* Synchronous memory sync. */
|
|
|
-+#define MS_INVALIDATE 2 /* Invalidate the caches. */
|
|
|
-+
|
|
|
-+/* Flags for `mlockall'. */
|
|
|
-+#define MCL_CURRENT 1 /* Lock all currently mapped pages. */
|
|
|
-+#define MCL_FUTURE 2 /* Lock all additions to address
|
|
|
-+ space. */
|
|
|
-+
|
|
|
-+/* Flags for `mremap'. */
|
|
|
-+#ifdef __USE_GNU
|
|
|
-+# define MREMAP_MAYMOVE 1
|
|
|
-+# define MREMAP_FIXED 2
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* Advice to `madvise'. */
|
|
|
-+#ifdef __USE_BSD
|
|
|
-+# define MADV_NORMAL 0 /* No further special treatment. */
|
|
|
-+# define MADV_RANDOM 1 /* Expect random page references. */
|
|
|
-+# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
|
|
-+# define MADV_WILLNEED 3 /* Will need these pages. */
|
|
|
-+# define MADV_DONTNEED 4 /* Don't need these pages. */
|
|
|
-+# define MADV_DONTFORK 10 /* Do not inherit across fork. */
|
|
|
-+# define MADV_DOFORK 11 /* Do inherit across fork. */
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* The POSIX people had to invent similar names for the same things. */
|
|
|
-+#ifdef __USE_XOPEN2K
|
|
|
-+# define POSIX_MADV_NORMAL 0 /* No further special treatment. */
|
|
|
-+# define POSIX_MADV_RANDOM 1 /* Expect random page references. */
|
|
|
-+# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
|
|
-+# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */
|
|
|
-+# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */
|
|
|
-+#endif
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/setjmp.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/setjmp.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,52 @@
|
|
|
-+/* Define the machine-dependent type `jmp_buf'. Ubicom32 version.
|
|
|
-+ Copyright (C) 1992,93,95,97,2000 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#ifndef _BITS_SETJMP_H
|
|
|
-+#define _BITS_SETJMP_H 1
|
|
|
-+
|
|
|
-+#if !defined _SETJMP_H && !defined _PTHREAD_H
|
|
|
-+# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifndef _ASM
|
|
|
-+/*
|
|
|
-+ * This is the structure where we are going to save D10-D13, A0, A1, A2, A5, A6 and SP(A7).
|
|
|
-+ * A5 is the return address. Call to setjmp will save these. Call to longjmp will return
|
|
|
-+ * Control to the address in A5.
|
|
|
-+ */
|
|
|
-+typedef struct setjmp_save_struct {
|
|
|
-+ unsigned long d10; /* D10 */
|
|
|
-+ unsigned long d11; /* D11 */
|
|
|
-+ unsigned long d12; /* D12 */
|
|
|
-+ unsigned long d13; /* D13 */
|
|
|
-+ unsigned long a1; /* A1 */
|
|
|
-+ unsigned long a2; /* A2 */
|
|
|
-+ unsigned long a5; /* A5 return address. */
|
|
|
-+ unsigned long a6; /* A6 */
|
|
|
-+ unsigned long sp; /* A7 stack pointer. */
|
|
|
-+} __jmp_buf[1];
|
|
|
-+
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* Test if longjmp to JMPBUF would unwind the frame
|
|
|
-+ containing a local variable at ADDRESS. */
|
|
|
-+#define _JMPBUF_UNWINDS(jmpbuf, address) \
|
|
|
-+ ((void *) (address) < (void*)(jmpbuf)->sp)
|
|
|
-+
|
|
|
-+#endif /* bits/setjmp.h */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/stackinfo.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/stackinfo.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,28 @@
|
|
|
-+/* Copyright (C) 1999 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+/* This file contains a bit of information about the stack allocation
|
|
|
-+ of the processor. */
|
|
|
-+
|
|
|
-+#ifndef _STACKINFO_H
|
|
|
-+#define _STACKINFO_H 1
|
|
|
-+
|
|
|
-+/* On Ubicom32 the stack grows down. */
|
|
|
-+#define _STACK_GROWS_DOWN 1
|
|
|
-+
|
|
|
-+#endif /* stackinfo.h */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/syscalls.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/syscalls.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,169 @@
|
|
|
-+#ifndef _BITS_SYSCALLS_H
|
|
|
-+#define _BITS_SYSCALLS_H
|
|
|
-+#ifndef _SYSCALL_H
|
|
|
-+# error "Never use <bits/syscalls.h> directly; include <sys/syscall.h> instead."
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/* m68k headers does stupid stuff with __NR_iopl / __NR_vm86:
|
|
|
-+ * #define __NR_iopl not supported
|
|
|
-+ * #define __NR_vm86 not supported
|
|
|
-+ */
|
|
|
-+#undef __NR_iopl
|
|
|
-+#undef __NR_vm86
|
|
|
-+
|
|
|
-+#ifndef __ASSEMBLER__
|
|
|
-+
|
|
|
-+#include <errno.h>
|
|
|
-+
|
|
|
-+/* Linux takes system call arguments in registers:
|
|
|
-+
|
|
|
-+ syscall number %d8
|
|
|
-+ arg 1 %d0
|
|
|
-+ arg 2 %d1
|
|
|
-+ arg 3 %d2
|
|
|
-+ arg 4 %d3
|
|
|
-+ arg 5 %d4
|
|
|
-+ arg 6 %d5
|
|
|
-+*/
|
|
|
-+
|
|
|
-+#define __syscall_return(type, res) \
|
|
|
-+ do { \
|
|
|
-+ if (likely((unsigned long)(res) < (unsigned long)(-125))) { \
|
|
|
-+ return (type) (res); \
|
|
|
-+ } else { \
|
|
|
-+ /* avoid using res which is declared to be in register d0; \
|
|
|
-+ errno might expand to a function call and clobber it. */ \
|
|
|
-+ int __err = -(res); \
|
|
|
-+ __set_errno(__err); \
|
|
|
-+ return (type) -1; \
|
|
|
-+ } \
|
|
|
-+ } while (0)
|
|
|
-+
|
|
|
-+extern void __illegally_sized_syscall_arg1 (void);
|
|
|
-+extern void __illegally_sized_syscall_arg2 (void);
|
|
|
-+extern void __illegally_sized_syscall_arg3 (void);
|
|
|
-+extern void __illegally_sized_syscall_arg4 (void);
|
|
|
-+extern void __illegally_sized_syscall_arg5 (void);
|
|
|
-+extern void __illegally_sized_syscall_arg6 (void);
|
|
|
-+
|
|
|
-+#define __loadargs_0(name, dummy) \
|
|
|
-+ d8 = name
|
|
|
-+
|
|
|
-+#define __loadargs_1(name, __arg1) \
|
|
|
-+ __loadargs_0(name, 0); \
|
|
|
-+ if (__builtin_classify_type (__arg1) != 5 && sizeof (__arg1) > 4) \
|
|
|
-+ __illegally_sized_syscall_arg1 (); \
|
|
|
-+ d0_retval = (long int) __arg1
|
|
|
-+#define __loadargs_2(name, __arg1, __arg2) \
|
|
|
-+ __loadargs_1(name, __arg1); \
|
|
|
-+ if (__builtin_classify_type (__arg2) != 5 && sizeof (__arg2) > 4) \
|
|
|
-+ __illegally_sized_syscall_arg2 (); \
|
|
|
-+ d1 = (long int) __arg2
|
|
|
-+
|
|
|
-+#define __loadargs_3(name, __arg1, __arg2, __arg3) \
|
|
|
-+ __loadargs_2(name, __arg1, __arg2); \
|
|
|
-+ if (__builtin_classify_type (__arg3) != 5 && sizeof (__arg3) > 4) \
|
|
|
-+ __illegally_sized_syscall_arg3 (); \
|
|
|
-+ d2 = (long int) __arg3
|
|
|
-+
|
|
|
-+#define __loadargs_4(name, __arg1, __arg2, __arg3, __arg4) \
|
|
|
-+ __loadargs_3(name, __arg1, __arg2, __arg3); \
|
|
|
-+ if (__builtin_classify_type (__arg4) != 5 && sizeof (__arg4) > 4) \
|
|
|
-+ __illegally_sized_syscall_arg4 (); \
|
|
|
-+ d3 = (long int)__arg4
|
|
|
-+
|
|
|
-+#define __loadargs_5(name, __arg1, __arg2, __arg3, __arg4, __arg5) \
|
|
|
-+ __loadargs_4(name, __arg1, __arg2, __arg3, __arg4); \
|
|
|
-+ if (__builtin_classify_type (__arg5) != 5 && sizeof (__arg5) > 4) \
|
|
|
-+ __illegally_sized_syscall_arg5 (); \
|
|
|
-+ d4 = (long int)__arg5
|
|
|
-+
|
|
|
-+#define __loadargs_6(name, __arg1, __arg2, __arg3, __arg4, __arg5, __arg6) \
|
|
|
-+ __loadargs_5(name, __arg1, __arg2, __arg3, __arg4, __arg5); \
|
|
|
-+ if (__builtin_classify_type (__arg6) != 5 && sizeof (__arg6) > 4) \
|
|
|
-+ __illegally_sized_syscall_arg6 (); \
|
|
|
-+ d5 = (long int)__arg6
|
|
|
-+
|
|
|
-+#define __internal_syscall_body(name, nr, args...) \
|
|
|
-+ register long int d0_retval __asm__ ("d0"); \
|
|
|
-+ register long int d1 __asm__ ("d1"); \
|
|
|
-+ register long int d2 __asm__ ("d2"); \
|
|
|
-+ register long int d3 __asm__ ("d3"); \
|
|
|
-+ register long int d4 __asm__ ("d4"); \
|
|
|
-+ register long int d5 __asm__ ("d5"); \
|
|
|
-+ register long int d8 __asm__ ("d8"); \
|
|
|
-+ __loadargs_##nr (__NR_##name, args); \
|
|
|
-+ __asm__ __volatile__ ( \
|
|
|
-+ " moveai a5, #%%hi(0x40400000)\n\t" \
|
|
|
-+ " calli a5, 16(a5)\n\t" \
|
|
|
-+ : "+r" (d0_retval), "+r" (d1), "+r" (d2), "+r" (d3), \
|
|
|
-+ "+r" (d4), "+r" (d5), "+r" (d8) : \
|
|
|
-+ : "cc", "memory", \
|
|
|
-+ "acc0_lo", "acc0_hi", "acc1_lo", "acc1_hi", \
|
|
|
-+ "source3", \
|
|
|
-+ "a0", "a3", "a4", "a5", \
|
|
|
-+ "d6", "d7", "d9", "d14", "d15" \
|
|
|
-+ );
|
|
|
-+
|
|
|
-+#define INLINE_SYSCALL(name, nr, args...) \
|
|
|
-+ ({ \
|
|
|
-+ __internal_syscall_body(name, nr, args); \
|
|
|
-+ if (unlikely((unsigned long)(d0_retval) >= (unsigned long)(-125))) { \
|
|
|
-+ __set_errno (-d0_retval); \
|
|
|
-+ d0_retval = -1L; \
|
|
|
-+ } \
|
|
|
-+ d0_retval; \
|
|
|
-+ })
|
|
|
-+
|
|
|
-+
|
|
|
-+#undef _syscall0
|
|
|
-+#define _syscall0(type,name) \
|
|
|
-+type name(void){ \
|
|
|
-+ __internal_syscall_body(name, 0); \
|
|
|
-+ __syscall_return(type, d0_retval); \
|
|
|
-+}
|
|
|
-+
|
|
|
-+#undef _syscall1
|
|
|
-+#define _syscall1(type,name,type1,arg1) \
|
|
|
-+type name(type1 arg1){ \
|
|
|
-+ __internal_syscall_body(name, 1, arg1); \
|
|
|
-+ __syscall_return(type, d0_retval); \
|
|
|
-+}
|
|
|
-+
|
|
|
-+#undef _syscall2
|
|
|
-+#define _syscall2(type,name,type1,arg1,type2,arg2) \
|
|
|
-+type name(type1 arg1, type2 arg2){ \
|
|
|
-+ __internal_syscall_body(name, 2, arg1, arg2); \
|
|
|
-+ __syscall_return(type, d0_retval); \
|
|
|
-+}
|
|
|
-+
|
|
|
-+#undef _syscall3
|
|
|
-+#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
|
|
|
-+type name(type1 arg1, type2 arg2, type3 arg3){ \
|
|
|
-+ __internal_syscall_body(name, 3, arg1, arg2, arg3); \
|
|
|
-+ __syscall_return(type, d0_retval); \
|
|
|
-+}
|
|
|
-+
|
|
|
-+#undef _syscall4
|
|
|
-+#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
|
|
|
-+type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4){ \
|
|
|
-+ __internal_syscall_body(name, 4, arg1, arg2, arg3, arg4); \
|
|
|
-+ __syscall_return(type, d0_retval); \
|
|
|
-+}
|
|
|
-+
|
|
|
-+#undef _syscall5
|
|
|
-+#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \
|
|
|
-+type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5){ \
|
|
|
-+ __internal_syscall_body(name, 5, arg1, arg2, arg3, arg4, arg5); \
|
|
|
-+ __syscall_return(type, d0_retval); \
|
|
|
-+}
|
|
|
-+
|
|
|
-+#undef _syscall6
|
|
|
-+#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5,type6,arg6) \
|
|
|
-+type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6){ \
|
|
|
-+ __internal_syscall_body(name, 6, arg1, arg2, arg3, arg4, arg5, arg6); \
|
|
|
-+ __syscall_return(type, d0_retval); \
|
|
|
-+}
|
|
|
-+
|
|
|
-+#endif /* __ASSEMBLER__ */
|
|
|
-+#endif /* _BITS_SYSCALLS_H */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/uClibc_arch_features.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/uClibc_arch_features.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,45 @@
|
|
|
-+/*
|
|
|
-+ * Track misc arch-specific features that aren't config options
|
|
|
-+ */
|
|
|
-+
|
|
|
-+#ifndef _BITS_UCLIBC_ARCH_FEATURES_H
|
|
|
-+#define _BITS_UCLIBC_ARCH_FEATURES_H
|
|
|
-+
|
|
|
-+/* instruction used when calling abort() to kill yourself */
|
|
|
-+/*#define __UCLIBC_ABORT_INSTRUCTION__ "asm instruction"*/
|
|
|
-+#undef __UCLIBC_ABORT_INSTRUCTION__
|
|
|
-+
|
|
|
-+/* can your target use syscall6() for mmap ? */
|
|
|
-+#undef __UCLIBC_MMAP_HAS_6_ARGS__
|
|
|
-+
|
|
|
-+/* does your target use syscall4() for truncate64 ? (32bit arches only) */
|
|
|
-+#undef __UCLIBC_TRUNCATE64_HAS_4_ARGS__
|
|
|
-+
|
|
|
-+/* does your target have a broken create_module() ? */
|
|
|
-+#undef __UCLIBC_BROKEN_CREATE_MODULE__
|
|
|
-+
|
|
|
-+/* does your target have to worry about older [gs]etrlimit() ? */
|
|
|
-+#undef __UCLIBC_HANDLE_OLDER_RLIMIT__
|
|
|
-+
|
|
|
-+/* does your target prefix all symbols with an _ ? */
|
|
|
-+#define __UCLIBC_NO_UNDERSCORES__
|
|
|
-+
|
|
|
-+/* does your target have an asm .set ? */
|
|
|
-+#define __UCLIBC_HAVE_ASM_SET_DIRECTIVE__
|
|
|
-+
|
|
|
-+/* define if target doesn't like .global */
|
|
|
-+#undef __UCLIBC_ASM_GLOBAL_DIRECTIVE__
|
|
|
-+
|
|
|
-+/* define if target supports .weak */
|
|
|
-+#define __UCLIBC_HAVE_ASM_WEAK_DIRECTIVE__
|
|
|
-+
|
|
|
-+/* define if target supports .weakext */
|
|
|
-+#undef __UCLIBC_HAVE_ASM_WEAKEXT_DIRECTIVE__
|
|
|
-+
|
|
|
-+/* needed probably only for ppc64 */
|
|
|
-+#undef __UCLIBC_HAVE_ASM_GLOBAL_DOT_NAME__
|
|
|
-+
|
|
|
-+/* define if target supports IEEE signed zero floats */
|
|
|
-+#define __UCLIBC_HAVE_SIGNED_ZERO__
|
|
|
-+
|
|
|
-+#endif /* _BITS_UCLIBC_ARCH_FEATURES_H */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/wordsize.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/bits/wordsize.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,19 @@
|
|
|
-+/* Copyright (C) 1999 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#define __WORDSIZE 32
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/clone.S
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/clone.S 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,71 @@
|
|
|
-+#include <sys/syscall.h>
|
|
|
-+
|
|
|
-+ .global __syscall_error
|
|
|
-+
|
|
|
-+/* int _clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg); */
|
|
|
-+ .text
|
|
|
-+ .type clone,@function
|
|
|
-+ .global clone
|
|
|
-+clone:
|
|
|
-+ /* Sanity check arguments. */
|
|
|
-+ sub.4 #0, #0, d0 /* Test if fn is zero. */
|
|
|
-+ jmpeq.f 1f /* arg bad */
|
|
|
-+ sub.4 #0, #0, d1 /* Test if child_stack is zero. */
|
|
|
-+ jmpeq.f 1f /* arg bad */
|
|
|
-+
|
|
|
-+ /* Set up child_stack frame.. arg and fn */
|
|
|
-+ move.4 a3, d1
|
|
|
-+ move.4 -4(a3)++, d3 /* push 'arg' to child stack */
|
|
|
-+ move.4 -4(a3)++, d0 /* push fn to child stack, this will become a5
|
|
|
-+ * on new child */
|
|
|
-+ move.4 d1, a3
|
|
|
-+ move.4 -4(sp)++, a5 /* push a5 to our stack */
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * The syscall clone is clone(int flags, void *child_stack) so we set
|
|
|
-+ * that up now
|
|
|
-+ */
|
|
|
-+ move.4 d0, d2 /* Move flags to d0 */
|
|
|
-+
|
|
|
-+ /* Do Clone syscall */
|
|
|
-+ movei d8, #__NR_clone
|
|
|
-+ moveai a5, #%hi(0x40400000)
|
|
|
-+ calli a5, 0x10(a5)
|
|
|
-+ move.4 a5, (sp)4++ /* pop a5 from stack */
|
|
|
-+
|
|
|
-+ /* Clone Complete */
|
|
|
-+ cmpi d0, #0 /* Test if d0 is less than zero. If it is we
|
|
|
-+ * return the error */
|
|
|
-+ jmplt.f 2f /* If return is less than we had an error */
|
|
|
-+ jmpeq.f 3f /* If return is 0 we are in the clone, jump to
|
|
|
-+ * thread start */
|
|
|
-+ ret a5 /* d0 is pid */
|
|
|
-+
|
|
|
-+ /* Invalid Value */
|
|
|
-+1: movei d0, #-22 /* EINVAL */
|
|
|
-+
|
|
|
-+ /* Call syscall Error */
|
|
|
-+2: sub.4 d0, #0, d0 /* d0 = -d0 */
|
|
|
-+#if defined(__UBICOM32_FDPIC__)
|
|
|
-+ call a3, __syscall_error
|
|
|
-+#else
|
|
|
-+ moveai a3, #%hi(__syscall_error)
|
|
|
-+ calli a3, %lo(__syscall_error)(a3)
|
|
|
-+#endif
|
|
|
-+ /* Child Thread Start */
|
|
|
-+3:
|
|
|
-+#if defined(__UBICOM32_FDPIC__)
|
|
|
-+ /* a5 actually contains a function descriptor for fdpic */
|
|
|
-+ move.4 a0, 4(a5) /* set GOT for this function */
|
|
|
-+ move.4 a5, 0(a5) /* get address of entry point */
|
|
|
-+#endif
|
|
|
-+ move.4 d0, (sp)4++ /* pop 'arg' to stack */
|
|
|
-+ calli a5, 0(a5)
|
|
|
-+ movei d8, #__NR_exit
|
|
|
-+ moveai a3, #%hi(0x40400000)
|
|
|
-+ calli a3, 0x10(a3)
|
|
|
-+
|
|
|
-+ .size clone, . - clone
|
|
|
-+ .global __GI_clone
|
|
|
-+ .hidden __GI_clone
|
|
|
-+ .set __GI_clone,clone
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/crt1.S
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/crt1.S 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,179 @@
|
|
|
-+/* Startup code compliant to the ELF m68k ABI.
|
|
|
-+ Copyright (C) 1996, 1997, 1998, 2001, 2002 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ In addition to the permissions in the GNU Lesser General Public
|
|
|
-+ License, the Free Software Foundation gives you unlimited
|
|
|
-+ permission to link the compiled version of this file with other
|
|
|
-+ programs, and to distribute those programs without any restriction
|
|
|
-+ coming from the use of this file. (The GNU Lesser General Public
|
|
|
-+ License restrictions do apply in other respects; for example, they
|
|
|
-+ cover modification of the file, and distribution when not linked
|
|
|
-+ into another program.)
|
|
|
-+
|
|
|
-+ Note that people who make modified versions of this file are not
|
|
|
-+ obligated to grant this special exception for their modified
|
|
|
-+ versions; it is their choice whether to do so. The GNU Lesser
|
|
|
-+ General Public License gives permission to release a modified
|
|
|
-+ version without this exception; this exception also makes it
|
|
|
-+ possible to release a modified version which carries forward this
|
|
|
-+ exception.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#include <features.h>
|
|
|
-+
|
|
|
-+/* This is the canonical entry point, usually the first thing in the text
|
|
|
-+ segment. The SVR4/m68k ABI says that when the entry point runs,
|
|
|
-+ most registers' values are unspecified, except for:
|
|
|
-+
|
|
|
-+ %a1 Contains a function pointer to be registered with `atexit'.
|
|
|
-+ This is how the dynamic linker arranges to have DT_FINI
|
|
|
-+ functions called for shared libraries that have been loaded
|
|
|
-+ before this code runs.
|
|
|
-+
|
|
|
-+ %sp The stack contains the arguments and environment:
|
|
|
-+ 0(%sp) argc
|
|
|
-+ 4(%sp) argv[0]
|
|
|
-+ ...
|
|
|
-+ (4*argc)(%sp) NULL
|
|
|
-+ (4*(argc+1))(%sp) envp[0]
|
|
|
-+ ...
|
|
|
-+ NULL
|
|
|
-+
|
|
|
-+ The uclinux conventions are different. %a1 is not defined on entry
|
|
|
-+ and the stack is laid out as follows:
|
|
|
-+
|
|
|
-+ 0(%sp) argc
|
|
|
-+ 4(%sp) argv
|
|
|
-+ 8(%sp) envp
|
|
|
-+*/
|
|
|
-+
|
|
|
-+
|
|
|
-+ .text
|
|
|
-+ .type main,@function
|
|
|
-+ .type _init,%function
|
|
|
-+ .type _fini,%function
|
|
|
-+#ifndef __UCLIBC_CTOR_DTOR__
|
|
|
-+ .weak _init
|
|
|
-+ .weak _fini
|
|
|
-+#endif
|
|
|
-+ .globl _start
|
|
|
-+ .global __uClibc_main;
|
|
|
-+ .type __uClibc_main,@function;
|
|
|
-+ .type _start,@function
|
|
|
-+_start:
|
|
|
-+
|
|
|
-+#if defined(__UBICOM32_FDPIC__) && !defined(L_Scrt1)
|
|
|
-+ /* P0 contains a pointer to the program's load map. */
|
|
|
-+ call a3, .Lcall;
|
|
|
-+.Lcall:
|
|
|
-+ move.4 d0, d1 ; load exec_map_addr
|
|
|
-+ moveai a4, #%hi(.Lcall)
|
|
|
-+ lea.1 d15, %lo(.Lcall)(a4)
|
|
|
-+ sub.4 d15, a3, d15 ; difference between .Lcall and actual address of .Lcall
|
|
|
-+ moveai a3, #%hi(__ROFIXUP_LIST__)
|
|
|
-+ lea.1 d1, %lo(__ROFIXUP_LIST__)(a3)
|
|
|
-+ moveai a3, #%hi(__ROFIXUP_END__)
|
|
|
-+ lea.1 d2, %lo(__ROFIXUP_END__)(a3)
|
|
|
-+ add.4 d1, d1, d15
|
|
|
-+ add.4 d2, d2, d15
|
|
|
-+ call a5, __self_reloc ; returns GOT in d0
|
|
|
-+ move.4 a0, d0 ; set GOT
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ all this is setup to make the following call.
|
|
|
-+
|
|
|
-+ void __uClibc_main(
|
|
|
-+ d0 - int (*main)(int, char **, char **),
|
|
|
-+ d1 - int argc, (d1)
|
|
|
-+ d2 - char **argv,
|
|
|
-+ d3 - void (*app_init)(void),
|
|
|
-+ d4 - void (*app_fini)(void),
|
|
|
-+ d5 - void (*rtld_fini)(void),
|
|
|
-+ d6 - void *stack_end
|
|
|
-+ );
|
|
|
-+ */
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * Load pointer to main into d0
|
|
|
-+ */
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ movei d0, #%got_funcdesc_lo(main)
|
|
|
-+ move.4 d0, (a0, d0)
|
|
|
-+#else
|
|
|
-+ moveai a3, #%hi(main)
|
|
|
-+ lea.1 d0, %lo(main)(a3)
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * Grab the environment stuff from stack and set up d1, d2 with it.
|
|
|
-+ */
|
|
|
-+ move.4 d1, (sp)
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ /* For FDPIC the calling convention is different than flat */
|
|
|
-+ lea.1 d2, 4(sp)
|
|
|
-+#else
|
|
|
-+ move.4 d2, 4(sp)
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __UCLIBC_CTOR_DTOR__
|
|
|
-+ /*
|
|
|
-+ * Load pointer to _init into d3
|
|
|
-+ */
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ movei d3, #%got_funcdesc_lo(_init)
|
|
|
-+ move.4 d3, (a0, d3)
|
|
|
-+#else
|
|
|
-+ moveai a3, #%hi(_init)
|
|
|
-+ lea.1 d3, %lo(_init)(a3)
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * Load pointer to _fini into d4
|
|
|
-+ */
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ movei d4, #%got_funcdesc_lo(_fini)
|
|
|
-+ move.4 d4, (a0, d4)
|
|
|
-+#else
|
|
|
-+ moveai a3, #%hi(_fini)
|
|
|
-+ lea.1 d4, %lo(_fini)(a3)
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#else /* !__UCLIBC_CTOR_DTOR__ */
|
|
|
-+ move.4 d3, #0 ; _init
|
|
|
-+ move.4 d4, #0 ; _fini
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ move.4 d5, a1 ; ldso _fini funcdesc (see dl-startup.h)
|
|
|
-+#else
|
|
|
-+ movei d5, #0 ; rtld_fini (not used)
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ move.4 d6, sp ; Stack End.
|
|
|
-+
|
|
|
-+ /* Call the user's main function, and exit with its value. But
|
|
|
-+ let the libc call main. */
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ call a5, __uClibc_main
|
|
|
-+#else
|
|
|
-+ moveai a5, #%hi(__uClibc_main)
|
|
|
-+ calli a5, %lo(__uClibc_main)(a5)
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ bkpt #-1 ; Crash if somehow `exit' does return.
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/crti.S
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/crti.S 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,54 @@
|
|
|
-+/* Specialized code needed to support construction and destruction of
|
|
|
-+ file-scope objects in C++ and Java code, and to support exception handling.
|
|
|
-+ Copyright (C) 1999 Free Software Foundation, Inc.
|
|
|
-+ Contributed by Charles-Antoine Gauthier ([email protected]).
|
|
|
-+
|
|
|
-+This file is part of GCC.
|
|
|
-+
|
|
|
-+GCC is free software; you can redistribute it and/or modify
|
|
|
-+it under the terms of the GNU General Public License as published by
|
|
|
-+the Free Software Foundation; either version 2, or (at your option)
|
|
|
-+any later version.
|
|
|
-+
|
|
|
-+GCC is distributed in the hope that it will be useful,
|
|
|
-+but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
-+GNU General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU General Public License
|
|
|
-+along with GCC; see the file COPYING. If not, write to
|
|
|
-+the Free Software Foundation, 59 Temple Place - Suite 330,
|
|
|
-+Boston, MA 02111-1307, USA. */
|
|
|
-+
|
|
|
-+/* As a special exception, if you link this library with files
|
|
|
-+ compiled with GCC to produce an executable, this does not cause
|
|
|
-+ the resulting executable to be covered by the GNU General Public License.
|
|
|
-+ This exception does not however invalidate any other reasons why
|
|
|
-+ the executable file might be covered by the GNU General Public License. */
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * This file just supplies function prologues for the .init and .fini
|
|
|
-+ * sections. It is linked in before crtbegin.o.
|
|
|
-+ */
|
|
|
-+ .file "crti.o"
|
|
|
-+ .ident "GNU C crti.o"
|
|
|
-+
|
|
|
-+ .section .init
|
|
|
-+ .align 2
|
|
|
-+ .globl _init
|
|
|
-+ .type _init, @function
|
|
|
-+_init:
|
|
|
-+ move.4 -4(sp)++, a5
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ move.4 -4(sp)++, a0
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+ .section .fini
|
|
|
-+ .align 2
|
|
|
-+ .globl _fini
|
|
|
-+ .type _fini, @function
|
|
|
-+_fini:
|
|
|
-+ move.4 -4(sp)++, a5
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ move.4 -4(sp)++, a0
|
|
|
-+#endif
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/crtn.S
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/crtn.S 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,47 @@
|
|
|
-+/* Specialized code needed to support construction and destruction of
|
|
|
-+ file-scope objects in C++ and Java code, and to support exception handling.
|
|
|
-+ Copyright (C) 1999 Free Software Foundation, Inc.
|
|
|
-+ Contributed by Charles-Antoine Gauthier ([email protected]).
|
|
|
-+
|
|
|
-+This file is part of GCC.
|
|
|
-+
|
|
|
-+GCC is free software; you can redistribute it and/or modify
|
|
|
-+it under the terms of the GNU General Public License as published by
|
|
|
-+the Free Software Foundation; either version 2, or (at your option)
|
|
|
-+any later version.
|
|
|
-+
|
|
|
-+GCC is distributed in the hope that it will be useful,
|
|
|
-+but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
-+GNU General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU General Public License
|
|
|
-+along with GCC; see the file COPYING. If not, write to
|
|
|
-+the Free Software Foundation, 59 Temple Place - Suite 330,
|
|
|
-+Boston, MA 02111-1307, USA. */
|
|
|
-+
|
|
|
-+/* As a special exception, if you link this library with files
|
|
|
-+ compiled with GCC to produce an executable, this does not cause
|
|
|
-+ the resulting executable to be covered by the GNU General Public License.
|
|
|
-+ This exception does not however invalidate any other reasons why
|
|
|
-+ the executable file might be covered by the GNU General Public License. */
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * This file supplies function epilogues for the .init and .fini sections.
|
|
|
-+ * It is linked in after all other files.
|
|
|
-+ */
|
|
|
-+
|
|
|
-+ .file "crtn.o"
|
|
|
-+ .ident "GNU C crtn.o"
|
|
|
-+
|
|
|
-+ .section .init
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ move.4 a0, (sp)4++
|
|
|
-+#endif
|
|
|
-+ ret (sp)4++
|
|
|
-+
|
|
|
-+ .section .fini
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+ move.4 a0, (sp)4++
|
|
|
-+#endif
|
|
|
-+ ret (sp)4++
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/crtreloc.c
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/crtreloc.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,145 @@
|
|
|
-+/* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
|
|
|
-+ written by Alexandre Oliva <[email protected]>
|
|
|
-+This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+modify it under the terms of the GNU Lesser General Public License as
|
|
|
-+published by the Free Software Foundation; either version 2.1 of the
|
|
|
-+License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+In addition to the permissions in the GNU Lesser General Public
|
|
|
-+License, the Free Software Foundation gives you unlimited
|
|
|
-+permission to link the compiled version of this file with other
|
|
|
-+programs, and to distribute those programs without any restriction
|
|
|
-+coming from the use of this file. (The GNU Lesser General Public
|
|
|
-+License restrictions do apply in other respects; for example, they
|
|
|
-+cover modification of the file, and distribution when not linked
|
|
|
-+into another program.)
|
|
|
-+
|
|
|
-+The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+Library General Public License for more details.
|
|
|
-+
|
|
|
-+You should have received a copy of the GNU Lesser General Public
|
|
|
-+License along with the GNU C Library; see the file COPYING.LIB. If
|
|
|
-+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
|
|
|
-+Cambridge, MA 02139, USA. */
|
|
|
-+
|
|
|
-+#ifdef __UBICOM32_FDPIC__
|
|
|
-+
|
|
|
-+#include <sys/types.h>
|
|
|
-+#include <link.h>
|
|
|
-+
|
|
|
-+/* This file is to be compiled into crt object files, to enable
|
|
|
-+ executables to easily self-relocate. */
|
|
|
-+
|
|
|
-+union word {
|
|
|
-+ char c[4];
|
|
|
-+ void *v;
|
|
|
-+};
|
|
|
-+
|
|
|
-+/* Compute the runtime address of pointer in the range [p,e), and then
|
|
|
-+ map the pointer pointed by it. */
|
|
|
-+static __always_inline void ***
|
|
|
-+reloc_range_indirect (void ***p, void ***e,
|
|
|
-+ const struct elf32_fdpic_loadmap *map)
|
|
|
-+{
|
|
|
-+ while (p < e)
|
|
|
-+ {
|
|
|
-+ if (*p != (void **)-1)
|
|
|
-+ {
|
|
|
-+ void *ptr = __reloc_pointer (*p, map);
|
|
|
-+ if (ptr != (void *)-1)
|
|
|
-+ {
|
|
|
-+ void *pt;
|
|
|
-+ if ((long)ptr & 3)
|
|
|
-+ {
|
|
|
-+ unsigned char *c = ptr;
|
|
|
-+ int i;
|
|
|
-+ unsigned long v = 0;
|
|
|
-+ for (i = 0; i < 4; i++)
|
|
|
-+ v |= c[i] << 8 * i;
|
|
|
-+ pt = (void *)v;
|
|
|
-+ }
|
|
|
-+ else
|
|
|
-+ pt = *(void**)ptr;
|
|
|
-+ pt = __reloc_pointer (pt, map);
|
|
|
-+ if ((long)ptr & 3)
|
|
|
-+ {
|
|
|
-+ unsigned char *c = ptr;
|
|
|
-+ int i;
|
|
|
-+ unsigned long v = (unsigned long)pt;
|
|
|
-+ for (i = 0; i < 4; i++, v >>= 8)
|
|
|
-+ c[i] = v;
|
|
|
-+ }
|
|
|
-+ else
|
|
|
-+ *(void**)ptr = pt;
|
|
|
-+ }
|
|
|
-+ }
|
|
|
-+ p++;
|
|
|
-+ }
|
|
|
-+ return p;
|
|
|
-+}
|
|
|
-+
|
|
|
-+/* Call __reloc_range_indirect for the given range except for the last
|
|
|
-+ entry, whose contents are only relocated. It's expected to hold
|
|
|
-+ the GOT value. */
|
|
|
-+void* attribute_hidden
|
|
|
-+__self_reloc (const struct elf32_fdpic_loadmap *map,
|
|
|
-+ void ***p, void ***e)
|
|
|
-+{
|
|
|
-+ p = reloc_range_indirect (p, e-1, map);
|
|
|
-+
|
|
|
-+ if (p >= e)
|
|
|
-+ return (void*)-1;
|
|
|
-+
|
|
|
-+ return __reloc_pointer (*p, map);
|
|
|
-+}
|
|
|
-+
|
|
|
-+#if 0
|
|
|
-+/* These are other functions that might be useful, but that we don't
|
|
|
-+ need. */
|
|
|
-+
|
|
|
-+/* Remap pointers in [p,e). */
|
|
|
-+static __always_inline void**
|
|
|
-+reloc_range (void **p, void **e,
|
|
|
-+ const struct elf32_fdpic_loadmap *map)
|
|
|
-+{
|
|
|
-+ while (p < e)
|
|
|
-+ {
|
|
|
-+ *p = __reloc_pointer (*p, map);
|
|
|
-+ p++;
|
|
|
-+ }
|
|
|
-+ return p;
|
|
|
-+}
|
|
|
-+
|
|
|
-+/* Remap p, adjust e by the same offset, then map the pointers in the
|
|
|
-+ range determined by them. */
|
|
|
-+void attribute_hidden
|
|
|
-+__reloc_range (const struct elf32_fdpic_loadmap *map,
|
|
|
-+ void **p, void **e)
|
|
|
-+{
|
|
|
-+ void **old = p;
|
|
|
-+
|
|
|
-+ p = __reloc_pointer (p, map);
|
|
|
-+ e += p - old;
|
|
|
-+ reloc_range (p, e, map);
|
|
|
-+}
|
|
|
-+
|
|
|
-+/* Remap p, adjust e by the same offset, then map pointers referenced
|
|
|
-+ by the (unadjusted) pointers in the range. Return the relocated
|
|
|
-+ value of the last pointer in the range. */
|
|
|
-+void* attribute_hidden
|
|
|
-+__reloc_range_indirect (const struct elf32_fdpic_loadmap *map,
|
|
|
-+ void ***p, void ***e)
|
|
|
-+{
|
|
|
-+ void ***old = p;
|
|
|
-+
|
|
|
-+ p = __reloc_pointer (p, map);
|
|
|
-+ e += p - old;
|
|
|
-+ return reloc_range_indirect (p, e, map);
|
|
|
-+}
|
|
|
-+#endif
|
|
|
-+
|
|
|
-+#endif /* __UBICOM32_FDPIC__ */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/setjmp.S
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/setjmp.S 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,72 @@
|
|
|
-+/* Setjmp for Ubicom32 */
|
|
|
-+ .text
|
|
|
-+ .global _setjmp
|
|
|
-+ .type _setjmp,@function
|
|
|
-+_setjmp:
|
|
|
-+ movea a3, d0 ; A3 now holds the jmp buf that was passed in.
|
|
|
-+ move.4 (a3)4++, d10
|
|
|
-+ move.4 (a3)4++, d11
|
|
|
-+ move.4 (a3)4++, d12
|
|
|
-+ move.4 (a3)4++, d13
|
|
|
-+ move.4 (a3)4++, a1
|
|
|
-+ move.4 (a3)4++, a2
|
|
|
-+ move.4 (a3)4++, a5
|
|
|
-+ move.4 (a3)4++, a6
|
|
|
-+ move.4 (a3)4++, a7
|
|
|
-+ move.4 d0, #0
|
|
|
-+
|
|
|
-+ calli a5, 0(a5)
|
|
|
-+ .size _setjmp, . - _setjmp
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * __sigsetjmp for Ubicom32
|
|
|
-+ * d0 holds sigjmp_buf and d1 holds the savemask. We will save the frame and then just call __sigjmp_save to do the mask save.
|
|
|
-+ */
|
|
|
-+ .global __sigsetjmp
|
|
|
-+ .type __sigsetjmp,@function
|
|
|
-+__sigsetjmp:
|
|
|
-+ movea a3, d0 ; A3 now holds the jmp buf that was passed in.
|
|
|
-+ move.4 (a3)4++, d10
|
|
|
-+ move.4 (a3)4++, d11
|
|
|
-+ move.4 (a3)4++, d12
|
|
|
-+ move.4 (a3)4++, d13
|
|
|
-+ move.4 (a3)4++, a1
|
|
|
-+ move.4 (a3)4++, a2
|
|
|
-+ move.4 (a3)4++, a5
|
|
|
-+ move.4 (a3)4++, a6
|
|
|
-+ move.4 (a3)4++, a7
|
|
|
-+
|
|
|
-+ ;; The frame has been saved. Call _sigjmp_save to get sigmask saved. a5 still has the return address and it will go back to that.
|
|
|
-+#if defined(__UBICOM32_FDPIC__)
|
|
|
-+ call a3, __sigjmp_save
|
|
|
-+#else
|
|
|
-+ moveai a3, #%hi(__sigjmp_save)
|
|
|
-+ calli a3, %lo(__sigjmp_save)(a3)
|
|
|
-+#endif
|
|
|
-+ .size __sigjmp_save, . - __sigjmp_save
|
|
|
-+
|
|
|
-+ .global __longjmp
|
|
|
-+ .type __longjmp,@function
|
|
|
-+__longjmp:
|
|
|
-+ movea a3, d0 ; A3 now holds the jmp buf that was passed in.
|
|
|
-+ move.4 d10, (a3)4++
|
|
|
-+ move.4 d11, (a3)4++
|
|
|
-+ move.4 d12, (a3)4++
|
|
|
-+ move.4 d13, (a3)4++
|
|
|
-+ move.4 a1 , (a3)4++
|
|
|
-+ move.4 a2 , (a3)4++
|
|
|
-+ move.4 a5 , (a3)4++
|
|
|
-+ move.4 a6 , (a3)4++
|
|
|
-+ move.4 a7 , (a3)4++
|
|
|
-+
|
|
|
-+ sub.4 #0, #0, d1 ; Test if d1 is zero. If it is we have to return 1 other wise return content of d1
|
|
|
-+ jmpeq.t 2f
|
|
|
-+ move.4 d0, d1 ; d1 is non zero load it into d0
|
|
|
-+ jmpt.t 3f
|
|
|
-+
|
|
|
-+2: move.4 d0, #1
|
|
|
-+3: calli a5, 0(a5)
|
|
|
-+ .size __longjmp, . - __longjmp
|
|
|
-+ .global __GI___longjmp
|
|
|
-+ .hidden __GI___longjmp
|
|
|
-+ .set __GI___longjmp,__longjmp
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/sys/procfs.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/sys/procfs.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,122 @@
|
|
|
-+/* Copyright (C) 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#ifndef _SYS_PROCFS_H
|
|
|
-+#define _SYS_PROCFS_H 1
|
|
|
-+
|
|
|
-+/* This is somehow modelled after the file of the same name on SysVr4
|
|
|
-+ systems. It provides a definition of the core file format for ELF
|
|
|
-+ used on Linux. */
|
|
|
-+
|
|
|
-+#include <features.h>
|
|
|
-+#include <signal.h>
|
|
|
-+#include <sys/time.h>
|
|
|
-+#include <sys/types.h>
|
|
|
-+#include <sys/ucontext.h>
|
|
|
-+#include <bits/wordsize.h>
|
|
|
-+
|
|
|
-+__BEGIN_DECLS
|
|
|
-+
|
|
|
-+#define ELF_NGREG 38
|
|
|
-+
|
|
|
-+typedef struct
|
|
|
-+ {
|
|
|
-+ union
|
|
|
-+ {
|
|
|
-+ unsigned long pr_regs[32];
|
|
|
-+ double pr_dregs[16];
|
|
|
-+ } pr_fr;
|
|
|
-+ unsigned long __unused;
|
|
|
-+ unsigned long pr_fsr;
|
|
|
-+ unsigned char pr_qcnt;
|
|
|
-+ unsigned char pr_q_entrysize;
|
|
|
-+ unsigned char pr_en;
|
|
|
-+ unsigned int pr_q[64];
|
|
|
-+ } elf_fpregset_t;
|
|
|
-+
|
|
|
-+typedef unsigned long elf_greg_t;
|
|
|
-+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
|
|
|
-+
|
|
|
-+struct elf_siginfo
|
|
|
-+ {
|
|
|
-+ int si_signo; /* Signal number. */
|
|
|
-+ int si_code; /* Extra code. */
|
|
|
-+ int si_errno; /* Errno. */
|
|
|
-+ };
|
|
|
-+
|
|
|
-+/* Definitions to generate Intel SVR4-like core files. These mostly
|
|
|
-+ have the same names as the SVR4 types with "elf_" tacked on the
|
|
|
-+ front to prevent clashes with linux definitions, and the typedef
|
|
|
-+ forms have been avoided. This is mostly like the SVR4 structure,
|
|
|
-+ but more Linuxy, with things that Linux does not support and which
|
|
|
-+ gdb doesn't really use excluded. Fields present but not used are
|
|
|
-+ marked with "XXX". */
|
|
|
-+struct elf_prstatus
|
|
|
-+ {
|
|
|
-+ struct elf_siginfo pr_info; /* Info associated with signal. */
|
|
|
-+ short int pr_cursig; /* Current signal. */
|
|
|
-+ unsigned long int pr_sigpend; /* Set of pending signals. */
|
|
|
-+ unsigned long int pr_sighold; /* Set of held signals. */
|
|
|
-+ __pid_t pr_pid;
|
|
|
-+ __pid_t pr_ppid;
|
|
|
-+ __pid_t pr_pgrp;
|
|
|
-+ __pid_t pr_sid;
|
|
|
-+ struct timeval pr_utime; /* User time. */
|
|
|
-+ struct timeval pr_stime; /* System time. */
|
|
|
-+ struct timeval pr_cutime; /* Cumulative user time. */
|
|
|
-+ struct timeval pr_cstime; /* Cumulative system time. */
|
|
|
-+ elf_gregset_t pr_reg; /* GP registers. */
|
|
|
-+ int pr_fpvalid; /* True if math copro being used. */
|
|
|
-+ };
|
|
|
-+
|
|
|
-+
|
|
|
-+#define ELF_PRARGSZ (80) /* Number of chars for args */
|
|
|
-+
|
|
|
-+struct elf_prpsinfo
|
|
|
-+ {
|
|
|
-+ char pr_state; /* Numeric process state. */
|
|
|
-+ char pr_sname; /* Char for pr_state. */
|
|
|
-+ char pr_zomb; /* Zombie. */
|
|
|
-+ char pr_nice; /* Nice val. */
|
|
|
-+ unsigned long int pr_flag; /* Flags. */
|
|
|
-+ unsigned short int pr_uid;
|
|
|
-+ unsigned short int pr_gid;
|
|
|
-+ int pr_pid, pr_ppid, pr_pgrp, pr_sid;
|
|
|
-+ /* Lots missing */
|
|
|
-+ char pr_fname[16]; /* Filename of executable. */
|
|
|
-+ char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */
|
|
|
-+ };
|
|
|
-+
|
|
|
-+/* Addresses. */
|
|
|
-+typedef void *psaddr_t;
|
|
|
-+
|
|
|
-+/* Register sets. Linux has different names. */
|
|
|
-+typedef elf_gregset_t prgregset_t;
|
|
|
-+typedef elf_fpregset_t prfpregset_t;
|
|
|
-+
|
|
|
-+/* We don't have any differences between processes and threads,
|
|
|
-+ therefore have only one PID type. */
|
|
|
-+typedef __pid_t lwpid_t;
|
|
|
-+
|
|
|
-+
|
|
|
-+typedef struct elf_prstatus prstatus_t;
|
|
|
-+typedef struct elf_prpsinfo prpsinfo_t;
|
|
|
-+
|
|
|
-+__END_DECLS
|
|
|
-+
|
|
|
-+#endif /* sys/procfs.h */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/sys/ucontext.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/sys/ucontext.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,104 @@
|
|
|
-+/* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#ifndef _SYS_UCONTEXT_H
|
|
|
-+#define _SYS_UCONTEXT_H 1
|
|
|
-+
|
|
|
-+#include <features.h>
|
|
|
-+#include <signal.h>
|
|
|
-+/*
|
|
|
-+ * Location of the users' stored registers relative to R0.
|
|
|
-+ * Usage is as an index into a gregset_t array or as u.u_ar0[XX].
|
|
|
-+ */
|
|
|
-+#define REG_PSR (0)
|
|
|
-+#define REG_PC (1)
|
|
|
-+#define REG_SPARE (2)
|
|
|
-+#define REG_WVALID (3)
|
|
|
-+#define REG_G1 (4)
|
|
|
-+#define REG_G2 (5)
|
|
|
-+#define REG_G3 (6)
|
|
|
-+#define REG_G4 (7)
|
|
|
-+#define REG_G5 (8)
|
|
|
-+#define REG_G6 (9)
|
|
|
-+#define REG_G7 (10)
|
|
|
-+#define REG_O0 (11)
|
|
|
-+#define REG_O1 (12)
|
|
|
-+#define REG_O2 (13)
|
|
|
-+#define REG_O3 (14)
|
|
|
-+#define REG_O4 (15)
|
|
|
-+#define REG_O5 (16)
|
|
|
-+#define REG_O6 (17)
|
|
|
-+#define REG_O7 (18)
|
|
|
-+#define REG_GLOBALS (19)
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * A gregset_t is defined as an array type for compatibility with the reference
|
|
|
-+ * source. This is important due to differences in the way the C language
|
|
|
-+ * treats arrays and structures as parameters.
|
|
|
-+ *
|
|
|
-+ * Note that NGREG is really (sizeof (struct regs) / sizeof (greg_t)),
|
|
|
-+ * but that the ABI defines it absolutely to be 21 (resp. 19).
|
|
|
-+ */
|
|
|
-+
|
|
|
-+#define NGREG 20
|
|
|
-+typedef int greg_t;
|
|
|
-+
|
|
|
-+typedef greg_t gregset_t[NGREG];
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * The following structures define how a register window can appear on the
|
|
|
-+ * stack. This structure is available (when required) through the `gwins'
|
|
|
-+ * field of an mcontext (nested within ucontext). NIOS_MAXWINDOW is the
|
|
|
-+ * maximum number of outstanding register windows defined in the NIOS
|
|
|
-+ * architecture (*not* implementation).
|
|
|
-+ */
|
|
|
-+#define NIOS_MAXREGWINDOW 31 /* max windows in NIOS arch. */
|
|
|
-+struct rwindow
|
|
|
-+ {
|
|
|
-+ greg_t rw_local[8]; /* locals */
|
|
|
-+ greg_t rw_in[8]; /* ins */
|
|
|
-+ };
|
|
|
-+
|
|
|
-+#define rw_fp rw_in[6] /* frame pointer */
|
|
|
-+#define rw_rtn rw_in[7] /* return address */
|
|
|
-+
|
|
|
-+typedef struct gwindows
|
|
|
-+ {
|
|
|
-+ int wbcnt;
|
|
|
-+ int *spbuf[NIOS_MAXREGWINDOW];
|
|
|
-+ struct rwindow wbuf[NIOS_MAXREGWINDOW];
|
|
|
-+ } gwindows_t;
|
|
|
-+
|
|
|
-+typedef struct
|
|
|
-+ {
|
|
|
-+ gregset_t gregs; /* general register set */
|
|
|
-+ gwindows_t *gwins; /* POSSIBLE pointer to register windows */
|
|
|
-+ } mcontext_t;
|
|
|
-+
|
|
|
-+
|
|
|
-+/* Userlevel context. */
|
|
|
-+typedef struct ucontext
|
|
|
-+ {
|
|
|
-+ unsigned long uc_flags;
|
|
|
-+ struct ucontext *uc_link;
|
|
|
-+ __sigset_t uc_sigmask;
|
|
|
-+ stack_t uc_stack;
|
|
|
-+ mcontext_t uc_mcontext;
|
|
|
-+ } ucontext_t;
|
|
|
-+
|
|
|
-+#endif /* sys/ucontext.h */
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/syscall.c
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/syscall.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,32 @@
|
|
|
-+/* vi: set sw=4 ts=4: */
|
|
|
-+/* syscall for ubicom32/uClibc
|
|
|
-+ *
|
|
|
-+ * Copyright (C) 2008 by Ubicom Inc.
|
|
|
-+ * Copyright (C) 2002 by Erik Andersen <[email protected]>
|
|
|
-+ *
|
|
|
-+ * This program is free software; you can redistribute it and/or modify it
|
|
|
-+ * under the terms of the GNU Library General Public License as published by
|
|
|
-+ * the Free Software Foundation; either version 2 of the License, or (at your
|
|
|
-+ * option) any later version.
|
|
|
-+ *
|
|
|
-+ * This program is distributed in the hope that it will be useful, but WITHOUT
|
|
|
-+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
|
-+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
|
|
|
-+ * for more details.
|
|
|
-+ *
|
|
|
-+ * You should have received a copy of the GNU Library General Public License
|
|
|
-+ * along with this program; if not, write to the Free Software Foundation,
|
|
|
-+ * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
-+ */
|
|
|
-+
|
|
|
-+#include <features.h>
|
|
|
-+#include <errno.h>
|
|
|
-+#include <sys/types.h>
|
|
|
-+#include <sys/syscall.h>
|
|
|
-+
|
|
|
-+extern long syscall(long sysnum, long a, long b, long c, long d, long e, long f);
|
|
|
-+long syscall(long sysnum, long a, long b, long c, long d, long e, long f)
|
|
|
-+{
|
|
|
-+ int __NR_syscall_number = sysnum;
|
|
|
-+ return (long) INLINE_SYSCALL(syscall_number, 6, a, b, c, d, e, f);
|
|
|
-+}
|
|
|
-Index: uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/vfork.S
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libc/sysdeps/linux/ubicom32/vfork.S 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,35 @@
|
|
|
-+#include <sys/syscall.h>
|
|
|
-+
|
|
|
-+ .text
|
|
|
-+ .type vfork,@function
|
|
|
-+ .global vfork
|
|
|
-+vfork:
|
|
|
-+ move.4 -4(sp)++, a5 ; Save return address on the stack.
|
|
|
-+ movei d8, #__NR_vfork
|
|
|
-+ moveai a3, #%hi(0x40400000)
|
|
|
-+ calli a5, 0x10(a3)
|
|
|
-+
|
|
|
-+ /*
|
|
|
-+ * You get here only if the syscall bombed. If things had worked out the
|
|
|
-+ * parent and child would have both returned to the instruction after
|
|
|
-+ * the vfork call.
|
|
|
-+ */
|
|
|
-+ move.4 a5, (sp)4++ ; Pop the return address off the stack.
|
|
|
-+ movei d1, #-125
|
|
|
-+ sub.4 #0, d0, d1
|
|
|
-+ jmplt.t 1f
|
|
|
-+
|
|
|
-+ ;; We have an error.
|
|
|
-+ sub.4 d0, #0, d0 ; d0 = -res. Call __set_errno with that.
|
|
|
-+#if defined(__UBICOM32_FDPIC__)
|
|
|
-+ call a3, __syscall_error
|
|
|
-+#else
|
|
|
-+ moveai a3, #%hi(__syscall_error)
|
|
|
-+ calli a3, %lo(__syscall_error)(a3) ; __syscall_error will return -1 and not come back here.
|
|
|
-+#endif
|
|
|
-+1:
|
|
|
-+ calli a5, 0(a5)
|
|
|
-+ .size vfork, . - vfork
|
|
|
-+ .global __GI_vfork
|
|
|
-+ .hidden __GI_vfork
|
|
|
-+ .set __GI_vfork,vfork
|
|
|
-Index: uClibc-0.9.30.2/libpthread/linuxthreads.old/pthread.c
|
|
|
-===================================================================
|
|
|
---- uClibc-0.9.30.2.orig/libpthread/linuxthreads.old/pthread.c 2010-01-13 22:22:31.000000000 +0100
|
|
|
-+++ uClibc-0.9.30.2/libpthread/linuxthreads.old/pthread.c 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -393,6 +393,10 @@
|
|
|
- #endif
|
|
|
-
|
|
|
- __libc_multiple_threads_ptr = __libc_pthread_init (ptr_pthread_functions);
|
|
|
-+#ifndef __ARCH_USE_MMU__
|
|
|
-+ __pthread_initial_thread_tos =
|
|
|
-+ (char *)(((long)CURRENT_STACK_FRAME + getpagesize()) & ~(getpagesize() - 1));
|
|
|
-+#endif /* __ARCH_USE_MMU__ */
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
-@@ -461,8 +465,11 @@
|
|
|
- * __pthread_initial_thread_bos at address 0. These bounds are refined as we
|
|
|
- * malloc other stack frames such that they don't overlap. -StS
|
|
|
- */
|
|
|
-- __pthread_initial_thread_tos =
|
|
|
-- (char *)(((long)CURRENT_STACK_FRAME + getpagesize()) & ~(getpagesize() - 1));
|
|
|
-+ if (__pthread_initial_thread_tos == NULL) {
|
|
|
-+ __pthread_initial_thread_tos =
|
|
|
-+ (char *)(((long)CURRENT_STACK_FRAME + getpagesize()) & ~(getpagesize() - 1));
|
|
|
-+ }
|
|
|
-+
|
|
|
- __pthread_initial_thread_bos = (char *) 1; /* set it non-zero so we know we have been here */
|
|
|
- PDEBUG("initial thread stack bounds: bos=%p, tos=%p\n",
|
|
|
- __pthread_initial_thread_bos, __pthread_initial_thread_tos);
|
|
|
-Index: uClibc-0.9.30.2/libpthread/linuxthreads.old/sysdeps/ubicom32/pt-machine.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libpthread/linuxthreads.old/sysdeps/ubicom32/pt-machine.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,68 @@
|
|
|
-+/* Machine-dependent pthreads configuration and inline functions.
|
|
|
-+
|
|
|
-+ Copyright (C) 1996, 1997, 1998, 2000, 2002, 2003, 2004
|
|
|
-+ Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+ Contributed by Ralf Baechle <[email protected]>.
|
|
|
-+ Based on the Alpha version by Richard Henderson <[email protected]>.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public License as
|
|
|
-+ published by the Free Software Foundation; either version 2.1 of the
|
|
|
-+ License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; see the file COPYING.LIB. If
|
|
|
-+ not, write to the Free Software Foundation, Inc.,
|
|
|
-+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
|
-+
|
|
|
-+#ifndef _PT_MACHINE_H
|
|
|
-+#define _PT_MACHINE_H 1
|
|
|
-+
|
|
|
-+#include <features.h>
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * XXX try to make this inline
|
|
|
-+ */
|
|
|
-+extern long int testandset (int *spinlock);
|
|
|
-+
|
|
|
-+#ifndef PT_EI
|
|
|
-+#define PT_EI
|
|
|
-+#else
|
|
|
-+/* Spinlock implementation; required. */
|
|
|
-+
|
|
|
-+/*
|
|
|
-+ * testandset() is the basis for the pthread spin lock.
|
|
|
-+ *
|
|
|
-+ * This implementation only requires that we 'set' the state of *spinlock. As
|
|
|
-+ * bset is allows us to atomically 'testandset' a single bit define our 'set' is
|
|
|
-+ * such that we will set bit 0 (ignoring all other bits, which should also be
|
|
|
-+ * zero).
|
|
|
-+ * Return value of 1 implies that the bit was already set and is still
|
|
|
-+ * set.
|
|
|
-+ * Return value of 0 implies that the bit was not previously set but it
|
|
|
-+ * now is.
|
|
|
-+ */
|
|
|
-+long int
|
|
|
-+testandset (int *spinlock)
|
|
|
-+{
|
|
|
-+ int ret;
|
|
|
-+ __asm__ volatile (
|
|
|
-+ " move.4 %0, #0 \n\t" /* Assume that the bit is not currently set */
|
|
|
-+ " bset %1, %1, #0 \n\t" /* Attempt to 'set' bit 0 */
|
|
|
-+ " jmpeq.t 1f \n\t"
|
|
|
-+ " move.4 %0, #1 \n\t" /* Bit was already set, so return 1 */
|
|
|
-+ " 1: \n\t"
|
|
|
-+ : "=r"(ret), "+U4"(*spinlock)
|
|
|
-+ :
|
|
|
-+ : "memory", "cc"
|
|
|
-+ );
|
|
|
-+ return ret;
|
|
|
-+}
|
|
|
-+#endif
|
|
|
-+#endif /* pt-machine.h */
|
|
|
-Index: uClibc-0.9.30.2/libpthread/linuxthreads.old/sysdeps/ubicom32/tls.h
|
|
|
-===================================================================
|
|
|
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
|
|
-+++ uClibc-0.9.30.2/libpthread/linuxthreads.old/sysdeps/ubicom32/tls.h 2010-01-14 11:05:01.000000000 +0100
|
|
|
-@@ -0,0 +1,26 @@
|
|
|
-+/* Definitions for thread-local data handling. linuxthreads/MIPS version.
|
|
|
-+ Copyright (C) 2005 Free Software Foundation, Inc.
|
|
|
-+ This file is part of the GNU C Library.
|
|
|
-+
|
|
|
-+ The GNU C Library is free software; you can redistribute it and/or
|
|
|
-+ modify it under the terms of the GNU Lesser General Public
|
|
|
-+ License as published by the Free Software Foundation; either
|
|
|
-+ version 2.1 of the License, or (at your option) any later version.
|
|
|
-+
|
|
|
-+ The GNU C Library is distributed in the hope that it will be useful,
|
|
|
-+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
-+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
-+ Lesser General Public License for more details.
|
|
|
-+
|
|
|
-+ You should have received a copy of the GNU Lesser General Public
|
|
|
-+ License along with the GNU C Library; if not, write to the Free
|
|
|
-+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
|
-+ 02111-1307 USA. */
|
|
|
-+
|
|
|
-+#ifndef _TLS_H
|
|
|
-+#define _TLS_H
|
|
|
-+#ifdef HAVE_TLS_SUPPORT
|
|
|
-+#warning no tls support
|
|
|
-+#undef USE_TLS
|
|
|
-+#endif
|
|
|
-+#endif /* tls.h */
|
Imre Kaloz