make the serial poirt used by prom.c configurable for ifxmips

SVN-Revision: 11606

target/linux/ifxmips/config-2.6.25

@@ -84,6 +84,8 @@ CONFIG_IFXMIPS=y
 CONFIG_IFXMIPS_EEPROM=y
 CONFIG_IFXMIPS_MEI=y
 CONFIG_IFXMIPS_MII0=y
+# CONFIG_IFXMIPS_PROM_ASC0 is not set
+CONFIG_IFXMIPS_PROM_ASC1=y
 CONFIG_IFXMIPS_SSC=y
 CONFIG_IFXMIPS_WDT=y
 CONFIG_INITRAMFS_SOURCE=""

target/linux/ifxmips/files/arch/mips/ifxmips/Kconfig

@@ -18,5 +18,19 @@ config IFXMIPS_MEI
 	bool "IFXMips mei"
 	default y
 
+choice
+	prompt "prom_printf ASC"
+	help
+	  Choose which serial port is used, until the console driver is loaded
+
+config IFXMIPS_PROM_ASC0
+	bool "ASC0"
+
+config IFXMIPS_PROM_ASC1
+	bool "ASC1"
+
+endchoice
+
+
 endmenu
 

target/linux/ifxmips/files/arch/mips/ifxmips/prom.c

@@ -26,16 +26,22 @@ static char buf[1024];
 unsigned int *prom_cp1_base = NULL;
 unsigned int prom_cp1_size = 0;
 
+#ifdef IFXMIPS_PROM_ASC0
+#define IFXMIPS_ASC_DIFF	0
+#else
+#define IFXMIPS_ASC_DIFF	IFXMIPS_ASC_BASE_DIFF
+#endif
+
 static inline u32
 asc_r32(unsigned long r)
 {
-	return ifxmips_r32((u32*)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF + r));
+	return ifxmips_r32((u32*)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_DIFF + r));
 }
 
 static inline void
 asc_w32(u32 v, unsigned long r)
 {
-	ifxmips_w32(v, (u32*)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF + r));
+	ifxmips_w32(v, (u32*)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_DIFF + r));
 }
 
 void