update ubsec_ssb to version 2009-02-21 (#4693)

SVN-Revision: 14668

package/ubsec_ssb/Makefile

@@ -10,6 +10,7 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=ubsec-ssb
+PKG_VERSION:=2009-02-21
 
 CRYPTO_MENU:=OCF Configuration
 

package/ubsec_ssb/src/ocf-compat.h

@@ -123,7 +123,9 @@ struct ocf_device {
 
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,11)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
+#include <linux/fdtable.h>
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,11)
 #define files_fdtable(files)	(files)
 #endif
 

package/ubsec_ssb/src/openbsd/ubsec.c

@@ -1,2511 +0,0 @@
-/*	$OpenBSD: ubsec.c,v 1.140 2007/10/01 15:34:48 krw Exp $	*/
-
-/*
- * Copyright (c) 2000 Jason L. Wright ([email protected])
- * Copyright (c) 2000 Theo de Raadt ([email protected])
- * Copyright (c) 2001 Patrik Lindergren ([email protected])
- * 
- * 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. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
- *
- * Effort sponsored in part by the Defense Advanced Research Projects
- * Agency (DARPA) and Air Force Research Laboratory, Air Force
- * Materiel Command, USAF, under agreement number F30602-01-2-0537.
- *
- */
-
-#undef UBSEC_DEBUG
-
-/*
- * uBsec 5[56]01, 58xx hardware crypto accelerator
- */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/proc.h>
-#include <sys/errno.h>
-#include <sys/malloc.h>
-#include <sys/kernel.h>
-#include <sys/mbuf.h>
-#include <sys/device.h>
-#include <sys/queue.h>
-
-#include <crypto/cryptodev.h>
-#include <crypto/cryptosoft.h>
-#include <dev/rndvar.h>
-#include <crypto/md5.h>
-#include <crypto/sha1.h>
-
-#include <dev/pci/pcireg.h>
-#include <dev/pci/pcivar.h>
-#include <dev/pci/pcidevs.h>
-
-#include <dev/pci/ubsecreg.h>
-#include <dev/pci/ubsecvar.h>
-
-/*
- * Prototypes and count for the pci_device structure
- */
-int ubsec_probe(struct device *, void *, void *);
-void ubsec_attach(struct device *, struct device *, void *);
-void ubsec_reset_board(struct ubsec_softc *);
-void ubsec_init_board(struct ubsec_softc *);
-void ubsec_init_pciregs(struct pci_attach_args *pa);
-void ubsec_cleanchip(struct ubsec_softc *);
-void ubsec_totalreset(struct ubsec_softc *);
-int  ubsec_free_q(struct ubsec_softc*, struct ubsec_q *);
-
-struct cfattach ubsec_ca = {
-	sizeof(struct ubsec_softc), ubsec_probe, ubsec_attach,
-};
-
-struct cfdriver ubsec_cd = {
-	0, "ubsec", DV_DULL
-};
-
-int	ubsec_intr(void *);
-int	ubsec_newsession(u_int32_t *, struct cryptoini *);
-int	ubsec_freesession(u_int64_t);
-int	ubsec_process(struct cryptop *);
-void	ubsec_callback(struct ubsec_softc *, struct ubsec_q *);
-void	ubsec_feed(struct ubsec_softc *);
-void	ubsec_mcopy(struct mbuf *, struct mbuf *, int, int);
-void	ubsec_callback2(struct ubsec_softc *, struct ubsec_q2 *);
-void	ubsec_feed2(struct ubsec_softc *);
-void	ubsec_rng(void *);
-int	ubsec_dma_malloc(struct ubsec_softc *, bus_size_t,
-    struct ubsec_dma_alloc *, int);
-void	ubsec_dma_free(struct ubsec_softc *, struct ubsec_dma_alloc *);
-int	ubsec_dmamap_aligned(bus_dmamap_t);
-
-int	ubsec_kprocess(struct cryptkop *);
-struct ubsec_softc *ubsec_kfind(struct cryptkop *);
-int	ubsec_kprocess_modexp_sw(struct ubsec_softc *, struct cryptkop *);
-int	ubsec_kprocess_modexp_hw(struct ubsec_softc *, struct cryptkop *);
-int	ubsec_kprocess_rsapriv(struct ubsec_softc *, struct cryptkop *);
-void	ubsec_kfree(struct ubsec_softc *, struct ubsec_q2 *);
-int	ubsec_ksigbits(struct crparam *);
-void	ubsec_kshift_r(u_int, u_int8_t *, u_int, u_int8_t *, u_int);
-void	ubsec_kshift_l(u_int, u_int8_t *, u_int, u_int8_t *, u_int);
-
-/* DEBUG crap... */
-void ubsec_dump_pb(struct ubsec_pktbuf *);
-void ubsec_dump_mcr(struct ubsec_mcr *);
-void ubsec_dump_ctx2(struct ubsec_ctx_keyop *);
-
-#define	READ_REG(sc,r) \
-	bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (r))
-
-#define WRITE_REG(sc,reg,val) \
-	bus_space_write_4((sc)->sc_st, (sc)->sc_sh, reg, val)
-
-#define	SWAP32(x) (x) = htole32(ntohl((x)))
-#define	HTOLE32(x) (x) = htole32(x)
-
-
-struct ubsec_stats ubsecstats;
-
-const struct pci_matchid ubsec_devices[] = {
-	{ PCI_VENDOR_BLUESTEEL, PCI_PRODUCT_BLUESTEEL_5501 },
-	{ PCI_VENDOR_BLUESTEEL, PCI_PRODUCT_BLUESTEEL_5601 },
-	{ PCI_VENDOR_BROADCOM, PCI_PRODUCT_BROADCOM_5801 },
-	{ PCI_VENDOR_BROADCOM, PCI_PRODUCT_BROADCOM_5802 },
-	{ PCI_VENDOR_BROADCOM, PCI_PRODUCT_BROADCOM_5805 },
-	{ PCI_VENDOR_BROADCOM, PCI_PRODUCT_BROADCOM_5820 },
-	{ PCI_VENDOR_BROADCOM, PCI_PRODUCT_BROADCOM_5821 },
-	{ PCI_VENDOR_BROADCOM, PCI_PRODUCT_BROADCOM_5822 },
-	{ PCI_VENDOR_BROADCOM, PCI_PRODUCT_BROADCOM_5823 },
-	{ PCI_VENDOR_SUN, PCI_PRODUCT_SUN_SCA1K },
-	{ PCI_VENDOR_SUN, PCI_PRODUCT_SUN_5821 },
-};
-
-int
-ubsec_probe(struct device *parent, void *match, void *aux)
-{
-	return (pci_matchbyid((struct pci_attach_args *)aux, ubsec_devices,
-	    sizeof(ubsec_devices)/sizeof(ubsec_devices[0])));
-}
-
-void
-ubsec_attach(struct device *parent, struct device *self, void *aux)
-{
-	struct ubsec_softc *sc = (struct ubsec_softc *)self;
-	struct pci_attach_args *pa = aux;
-	pci_chipset_tag_t pc = pa->pa_pc;
-	pci_intr_handle_t ih;
-	const char *intrstr = NULL;
-	struct ubsec_dma *dmap;
-	bus_size_t iosize;
-	u_int32_t i;
-	int algs[CRYPTO_ALGORITHM_MAX + 1];
-	int kalgs[CRK_ALGORITHM_MAX + 1];
-
-	SIMPLEQ_INIT(&sc->sc_queue);
-	SIMPLEQ_INIT(&sc->sc_qchip);
-	SIMPLEQ_INIT(&sc->sc_queue2);
-	SIMPLEQ_INIT(&sc->sc_qchip2);
-	SIMPLEQ_INIT(&sc->sc_q2free);
-
-	sc->sc_statmask = BS_STAT_MCR1_DONE | BS_STAT_DMAERR;
-
-	if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_BLUESTEEL &&
-	    PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BLUESTEEL_5601)
-		sc->sc_flags |= UBS_FLAGS_KEY | UBS_FLAGS_RNG;
-
-	if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_BROADCOM &&
-	    (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROADCOM_5802 ||
-	     PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROADCOM_5805))
-		sc->sc_flags |= UBS_FLAGS_KEY | UBS_FLAGS_RNG;
-
-	if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_BROADCOM &&
-	    (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROADCOM_5820 ||
-	     PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROADCOM_5822 ||
-	     PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROADCOM_5823))
-		sc->sc_flags |= UBS_FLAGS_KEY | UBS_FLAGS_RNG |
-		    UBS_FLAGS_LONGCTX | UBS_FLAGS_HWNORM | UBS_FLAGS_BIGKEY;
-
-	if ((PCI_VENDOR(pa->pa_id) == PCI_VENDOR_BROADCOM &&
-	     PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROADCOM_5821) ||
-	    (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_SUN &&
-	     (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_SUN_SCA1K ||
-	      PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_SUN_5821))) {
-		sc->sc_statmask |= BS_STAT_MCR1_ALLEMPTY |
-		    BS_STAT_MCR2_ALLEMPTY;
-		sc->sc_flags |= UBS_FLAGS_KEY | UBS_FLAGS_RNG |
-		    UBS_FLAGS_LONGCTX | UBS_FLAGS_HWNORM | UBS_FLAGS_BIGKEY;
-	}
-
-	if (pci_mapreg_map(pa, BS_BAR, PCI_MAPREG_TYPE_MEM, 0,
-	    &sc->sc_st, &sc->sc_sh, NULL, &iosize, 0)) {
-		printf(": can't find mem space\n");
-		return;
-	}
-	sc->sc_dmat = pa->pa_dmat;
-
-	if (pci_intr_map(pa, &ih)) {
-		printf(": couldn't map interrupt\n");
-		bus_space_unmap(sc->sc_st, sc->sc_sh, iosize);
-		return;
-	}
-	intrstr = pci_intr_string(pc, ih);
-	sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, ubsec_intr, sc,
-	    self->dv_xname);
-	if (sc->sc_ih == NULL) {
-		printf(": couldn't establish interrupt");
-		if (intrstr != NULL)
-			printf(" at %s", intrstr);
-		printf("\n");
-		bus_space_unmap(sc->sc_st, sc->sc_sh, iosize);
-		return;
-	}
-
-	sc->sc_cid = crypto_get_driverid(0);
-	if (sc->sc_cid < 0) {
-		pci_intr_disestablish(pc, sc->sc_ih);
-		bus_space_unmap(sc->sc_st, sc->sc_sh, iosize);
-		return;
-	}
-
-	SIMPLEQ_INIT(&sc->sc_freequeue);
-	dmap = sc->sc_dmaa;
-	for (i = 0; i < UBS_MAX_NQUEUE; i++, dmap++) {
-		struct ubsec_q *q;
-
-		q = (struct ubsec_q *)malloc(sizeof(struct ubsec_q),
-		    M_DEVBUF, M_NOWAIT);
-		if (q == NULL) {
-			printf(": can't allocate queue buffers\n");
-			break;
-		}
-
-		if (ubsec_dma_malloc(sc, sizeof(struct ubsec_dmachunk),
-		    &dmap->d_alloc, 0)) {
-			printf(": can't allocate dma buffers\n");
-			free(q, M_DEVBUF);
-			break;
-		}
-		dmap->d_dma = (struct ubsec_dmachunk *)dmap->d_alloc.dma_vaddr;
-
-		q->q_dma = dmap;
-		sc->sc_queuea[i] = q;
-
-		SIMPLEQ_INSERT_TAIL(&sc->sc_freequeue, q, q_next);
-	}
-
-	bzero(algs, sizeof(algs));
-	algs[CRYPTO_3DES_CBC] = CRYPTO_ALG_FLAG_SUPPORTED;
-	algs[CRYPTO_DES_CBC] = CRYPTO_ALG_FLAG_SUPPORTED;
-	algs[CRYPTO_MD5_HMAC] = CRYPTO_ALG_FLAG_SUPPORTED;
-	algs[CRYPTO_SHA1_HMAC] = CRYPTO_ALG_FLAG_SUPPORTED;
-	crypto_register(sc->sc_cid, algs, ubsec_newsession,
-	    ubsec_freesession, ubsec_process);
-
-	/*
-	 * Reset Broadcom chip
-	 */
-	ubsec_reset_board(sc);
-
-	/*
-	 * Init Broadcom specific PCI settings
-	 */
-	ubsec_init_pciregs(pa);
-
-	/*
-	 * Init Broadcom chip
-	 */
-	ubsec_init_board(sc);
-
-	printf(": 3DES MD5 SHA1");
-
-#ifndef UBSEC_NO_RNG
-	if (sc->sc_flags & UBS_FLAGS_RNG) {
-		sc->sc_statmask |= BS_STAT_MCR2_DONE;
-
-		if (ubsec_dma_malloc(sc, sizeof(struct ubsec_mcr),
-		    &sc->sc_rng.rng_q.q_mcr, 0))
-			goto skip_rng;
-
-		if (ubsec_dma_malloc(sc, sizeof(struct ubsec_ctx_rngbypass),
-		    &sc->sc_rng.rng_q.q_ctx, 0)) {
-			ubsec_dma_free(sc, &sc->sc_rng.rng_q.q_mcr);
-			goto skip_rng;
-		}
-
-		if (ubsec_dma_malloc(sc, sizeof(u_int32_t) *
-		    UBSEC_RNG_BUFSIZ, &sc->sc_rng.rng_buf, 0)) {
-			ubsec_dma_free(sc, &sc->sc_rng.rng_q.q_ctx);
-			ubsec_dma_free(sc, &sc->sc_rng.rng_q.q_mcr);
-			goto skip_rng;
-		}
-
-		timeout_set(&sc->sc_rngto, ubsec_rng, sc);
-		if (hz >= 100)
-			sc->sc_rnghz = hz / 100;
-		else
-			sc->sc_rnghz = 1;
-		timeout_add(&sc->sc_rngto, sc->sc_rnghz);
-		printf(" RNG");
-skip_rng:
-	;
-	}
-#endif /* UBSEC_NO_RNG */
-
-	if (sc->sc_flags & UBS_FLAGS_KEY) {
-		sc->sc_statmask |= BS_STAT_MCR2_DONE;
-
-		bzero(kalgs, sizeof(kalgs));
-		kalgs[CRK_MOD_EXP] = CRYPTO_ALG_FLAG_SUPPORTED;
-#if 0
-		kalgs[CRK_MOD_EXP_CRT] = CRYPTO_ALG_FLAG_SUPPORTED;
-#endif
-
-		crypto_kregister(sc->sc_cid, kalgs, ubsec_kprocess);
-		printf(" PK");
-	}
-
-	printf(", %s\n", intrstr);
-}
-
-/*
- * UBSEC Interrupt routine
- */
-int
-ubsec_intr(void *arg)
-{
-	struct ubsec_softc *sc = arg;
-	volatile u_int32_t stat;
-	struct ubsec_q *q;
-	struct ubsec_dma *dmap;
-	int npkts = 0, i;
-
-	stat = READ_REG(sc, BS_STAT);
-
-	stat &= sc->sc_statmask;
-	if (stat == 0)
-		return (0);
-
-	WRITE_REG(sc, BS_STAT, stat);		/* IACK */
-
-	/*
-	 * Check to see if we have any packets waiting for us
-	 */
-	if ((stat & BS_STAT_MCR1_DONE)) {
-		while (!SIMPLEQ_EMPTY(&sc->sc_qchip)) {
-			q = SIMPLEQ_FIRST(&sc->sc_qchip);
-			dmap = q->q_dma;
-
-			if ((dmap->d_dma->d_mcr.mcr_flags & htole16(UBS_MCR_DONE)) == 0)
-				break;
-
-			SIMPLEQ_REMOVE_HEAD(&sc->sc_qchip, q_next);
-
-			npkts = q->q_nstacked_mcrs;
-			/*
-			 * search for further sc_qchip ubsec_q's that share
-			 * the same MCR, and complete them too, they must be
-			 * at the top.
-			 */
-			for (i = 0; i < npkts; i++) {
-				if(q->q_stacked_mcr[i])
-					ubsec_callback(sc, q->q_stacked_mcr[i]);
-				else
-					break;
-			}
-			ubsec_callback(sc, q);
-		}
-
-		/*
-		 * Don't send any more packet to chip if there has been
-		 * a DMAERR.
-		 */
-		if (!(stat & BS_STAT_DMAERR))
-			ubsec_feed(sc);
-	}
-
-	/*
-	 * Check to see if we have any key setups/rng's waiting for us
-	 */
-	if ((sc->sc_flags & (UBS_FLAGS_KEY|UBS_FLAGS_RNG)) &&
-	    (stat & BS_STAT_MCR2_DONE)) {
-		struct ubsec_q2 *q2;
-		struct ubsec_mcr *mcr;
-
-		while (!SIMPLEQ_EMPTY(&sc->sc_qchip2)) {
-			q2 = SIMPLEQ_FIRST(&sc->sc_qchip2);
-
-			bus_dmamap_sync(sc->sc_dmat, q2->q_mcr.dma_map,
-			    0, q2->q_mcr.dma_map->dm_mapsize,
-			    BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
-
-			mcr = (struct ubsec_mcr *)q2->q_mcr.dma_vaddr;
-			if ((mcr->mcr_flags & htole16(UBS_MCR_DONE)) == 0) {
-				bus_dmamap_sync(sc->sc_dmat,
-				    q2->q_mcr.dma_map, 0,
-				    q2->q_mcr.dma_map->dm_mapsize,
-				    BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
-				break;
-			}
-			SIMPLEQ_REMOVE_HEAD(&sc->sc_qchip2, q_next);
-			ubsec_callback2(sc, q2);
-			/*
-			 * Don't send any more packet to chip if there has been
-			 * a DMAERR.
-			 */
-			if (!(stat & BS_STAT_DMAERR))
-				ubsec_feed2(sc);
-		}
-	}
-
-	/*
-	 * Check to see if we got any DMA Error
-	 */
-	if (stat & BS_STAT_DMAERR) {
-#ifdef UBSEC_DEBUG
-		volatile u_int32_t a = READ_REG(sc, BS_ERR);
-
-		printf("%s: dmaerr %s@%08x\n", sc->sc_dv.dv_xname,
-		    (a & BS_ERR_READ) ? "read" : "write", a & BS_ERR_ADDR);
-#endif /* UBSEC_DEBUG */
-		ubsecstats.hst_dmaerr++;
-		ubsec_totalreset(sc);
-		ubsec_feed(sc);
-	}
-
-	return (1);
-}
-
-/*
- * ubsec_feed() - aggregate and post requests to chip
- *		  It is assumed that the caller set splnet()
- */
-void
-ubsec_feed(struct ubsec_softc *sc)
-{
-#ifdef UBSEC_DEBUG
-	static int max;
-#endif /* UBSEC_DEBUG */
-	struct ubsec_q *q, *q2;
-	int npkts, i;
-	void *v;
-	u_int32_t stat;
-
-	npkts = sc->sc_nqueue;
-	if (npkts > UBS_MAX_AGGR)
-		npkts = UBS_MAX_AGGR;
-	if (npkts < 2)
-		goto feed1;
-
-	if ((stat = READ_REG(sc, BS_STAT)) & (BS_STAT_MCR1_FULL | BS_STAT_DMAERR)) {
-		if(stat & BS_STAT_DMAERR) {
-			ubsec_totalreset(sc);
-			ubsecstats.hst_dmaerr++;
-		}
-		return;
-	}
-
-#ifdef UBSEC_DEBUG
-	printf("merging %d records\n", npkts);
-
-	/* XXX temporary aggregation statistics reporting code */
-	if (max < npkts) {
-		max = npkts;
-		printf("%s: new max aggregate %d\n", sc->sc_dv.dv_xname, max);
-	}
-#endif /* UBSEC_DEBUG */
-
-	q = SIMPLEQ_FIRST(&sc->sc_queue);
-	SIMPLEQ_REMOVE_HEAD(&sc->sc_queue, q_next);
-	--sc->sc_nqueue;
-
-	bus_dmamap_sync(sc->sc_dmat, q->q_src_map,
-	    0, q->q_src_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-	if (q->q_dst_map != NULL)
-		bus_dmamap_sync(sc->sc_dmat, q->q_dst_map,
-		    0, q->q_dst_map->dm_mapsize, BUS_DMASYNC_PREREAD);
-
-	q->q_nstacked_mcrs = npkts - 1;		/* Number of packets stacked */
-
-	for (i = 0; i < q->q_nstacked_mcrs; i++) {
-		q2 = SIMPLEQ_FIRST(&sc->sc_queue);
-		bus_dmamap_sync(sc->sc_dmat, q2->q_src_map,
-		    0, q2->q_src_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-		if (q2->q_dst_map != NULL)
-			bus_dmamap_sync(sc->sc_dmat, q2->q_dst_map,
-			    0, q2->q_dst_map->dm_mapsize, BUS_DMASYNC_PREREAD);
-		SIMPLEQ_REMOVE_HEAD(&sc->sc_queue, q_next);
-		--sc->sc_nqueue;
-
-		v = ((char *)&q2->q_dma->d_dma->d_mcr) + sizeof(struct ubsec_mcr) -
-		    sizeof(struct ubsec_mcr_add);
-		bcopy(v, &q->q_dma->d_dma->d_mcradd[i], sizeof(struct ubsec_mcr_add));
-		q->q_stacked_mcr[i] = q2;
-	}
-	q->q_dma->d_dma->d_mcr.mcr_pkts = htole16(npkts);
-	SIMPLEQ_INSERT_TAIL(&sc->sc_qchip, q, q_next);
-	bus_dmamap_sync(sc->sc_dmat, q->q_dma->d_alloc.dma_map,
-	    0, q->q_dma->d_alloc.dma_map->dm_mapsize,
-	    BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
-	WRITE_REG(sc, BS_MCR1, q->q_dma->d_alloc.dma_paddr +
-	    offsetof(struct ubsec_dmachunk, d_mcr));
-	return;
-
-feed1:
-	while (!SIMPLEQ_EMPTY(&sc->sc_queue)) {
-		if ((stat = READ_REG(sc, BS_STAT)) &
-		    (BS_STAT_MCR1_FULL | BS_STAT_DMAERR)) {
-			if(stat & BS_STAT_DMAERR) {
-				ubsec_totalreset(sc);
-				ubsecstats.hst_dmaerr++;
-			}
-			break;
-		}
-
-		q = SIMPLEQ_FIRST(&sc->sc_queue);
-
-		bus_dmamap_sync(sc->sc_dmat, q->q_src_map,
-		    0, q->q_src_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-		if (q->q_dst_map != NULL)
-			bus_dmamap_sync(sc->sc_dmat, q->q_dst_map,
-			    0, q->q_dst_map->dm_mapsize, BUS_DMASYNC_PREREAD);
-		bus_dmamap_sync(sc->sc_dmat, q->q_dma->d_alloc.dma_map,
-		    0, q->q_dma->d_alloc.dma_map->dm_mapsize,
-		    BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
-
-		WRITE_REG(sc, BS_MCR1, q->q_dma->d_alloc.dma_paddr +
-		    offsetof(struct ubsec_dmachunk, d_mcr));
-#ifdef UBSEC_DEBUG
-		printf("feed: q->chip %p %08x\n", q,
-		    (u_int32_t)q->q_dma->d_alloc.dma_paddr);
-#endif /* UBSEC_DEBUG */
-		SIMPLEQ_REMOVE_HEAD(&sc->sc_queue, q_next);
-		--sc->sc_nqueue;
-		SIMPLEQ_INSERT_TAIL(&sc->sc_qchip, q, q_next);
-	}
-}
-
-/*
- * Allocate a new 'session' and return an encoded session id.  'sidp'
- * contains our registration id, and should contain an encoded session
- * id on successful allocation.
- */
-int
-ubsec_newsession(u_int32_t *sidp, struct cryptoini *cri)
-{
-	struct cryptoini *c, *encini = NULL, *macini = NULL;
-	struct ubsec_softc *sc = NULL;
-	struct ubsec_session *ses = NULL;
-	MD5_CTX md5ctx;
-	SHA1_CTX sha1ctx;
-	int i, sesn;
-
-	if (sidp == NULL || cri == NULL)
-		return (EINVAL);
-
-	for (i = 0; i < ubsec_cd.cd_ndevs; i++) {
-		sc = ubsec_cd.cd_devs[i];
-		if (sc == NULL || sc->sc_cid == (*sidp))
-			break;
-	}
-	if (sc == NULL)
-		return (EINVAL);
-
-	for (c = cri; c != NULL; c = c->cri_next) {
-		if (c->cri_alg == CRYPTO_MD5_HMAC ||
-		    c->cri_alg == CRYPTO_SHA1_HMAC) {
-			if (macini)
-				return (EINVAL);
-			macini = c;
-		} else if (c->cri_alg == CRYPTO_DES_CBC ||
-		    c->cri_alg == CRYPTO_3DES_CBC) {
-			if (encini)
-				return (EINVAL);
-			encini = c;
-		} else
-			return (EINVAL);
-	}
-	if (encini == NULL && macini == NULL)
-		return (EINVAL);
-
-	if (sc->sc_sessions == NULL) {
-		ses = sc->sc_sessions = (struct ubsec_session *)malloc(
-		    sizeof(struct ubsec_session), M_DEVBUF, M_NOWAIT);
-		if (ses == NULL)
-			return (ENOMEM);
-		sesn = 0;
-		sc->sc_nsessions = 1;
-	} else {
-		for (sesn = 0; sesn < sc->sc_nsessions; sesn++) {
-			if (sc->sc_sessions[sesn].ses_used == 0) {
-				ses = &sc->sc_sessions[sesn];
-				break;
-			}
-		}
-
-		if (ses == NULL) {
-			sesn = sc->sc_nsessions;
-			ses = (struct ubsec_session *)malloc((sesn + 1) *
-			    sizeof(struct ubsec_session), M_DEVBUF, M_NOWAIT);
-			if (ses == NULL)
-				return (ENOMEM);
-			bcopy(sc->sc_sessions, ses, sesn *
-			    sizeof(struct ubsec_session));
-			bzero(sc->sc_sessions, sesn *
-			    sizeof(struct ubsec_session));
-			free(sc->sc_sessions, M_DEVBUF);
-			sc->sc_sessions = ses;
-			ses = &sc->sc_sessions[sesn];
-			sc->sc_nsessions++;
-		}
-	}
-
-	bzero(ses, sizeof(struct ubsec_session));
-	ses->ses_used = 1;
-	if (encini) {
-		/* get an IV, network byte order */
-		arc4random_bytes(ses->ses_iv, sizeof(ses->ses_iv));
-
-		/* Go ahead and compute key in ubsec's byte order */
-		if (encini->cri_alg == CRYPTO_DES_CBC) {
-			bcopy(encini->cri_key, &ses->ses_deskey[0], 8);
-			bcopy(encini->cri_key, &ses->ses_deskey[2], 8);
-			bcopy(encini->cri_key, &ses->ses_deskey[4], 8);
-		} else
-			bcopy(encini->cri_key, ses->ses_deskey, 24);
-
-		SWAP32(ses->ses_deskey[0]);
-		SWAP32(ses->ses_deskey[1]);
-		SWAP32(ses->ses_deskey[2]);
-		SWAP32(ses->ses_deskey[3]);
-		SWAP32(ses->ses_deskey[4]);
-		SWAP32(ses->ses_deskey[5]);
-	}
-
-	if (macini) {
-		for (i = 0; i < macini->cri_klen / 8; i++)
-			macini->cri_key[i] ^= HMAC_IPAD_VAL;
-
-		if (macini->cri_alg == CRYPTO_MD5_HMAC) {
-			MD5Init(&md5ctx);
-			MD5Update(&md5ctx, macini->cri_key,
-			    macini->cri_klen / 8);
-			MD5Update(&md5ctx, hmac_ipad_buffer,
-			    HMAC_BLOCK_LEN - (macini->cri_klen / 8));
-			bcopy(md5ctx.state, ses->ses_hminner,
-			    sizeof(md5ctx.state));
-		} else {
-			SHA1Init(&sha1ctx);
-			SHA1Update(&sha1ctx, macini->cri_key,
-			    macini->cri_klen / 8);
-			SHA1Update(&sha1ctx, hmac_ipad_buffer,
-			    HMAC_BLOCK_LEN - (macini->cri_klen / 8));
-			bcopy(sha1ctx.state, ses->ses_hminner,
-			    sizeof(sha1ctx.state));
-		}
-
-		for (i = 0; i < macini->cri_klen / 8; i++)
-			macini->cri_key[i] ^= (HMAC_IPAD_VAL ^ HMAC_OPAD_VAL);
-
-		if (macini->cri_alg == CRYPTO_MD5_HMAC) {
-			MD5Init(&md5ctx);
-			MD5Update(&md5ctx, macini->cri_key,
-			    macini->cri_klen / 8);
-			MD5Update(&md5ctx, hmac_opad_buffer,
-			    HMAC_BLOCK_LEN - (macini->cri_klen / 8));
-			bcopy(md5ctx.state, ses->ses_hmouter,
-			    sizeof(md5ctx.state));
-		} else {
-			SHA1Init(&sha1ctx);
-			SHA1Update(&sha1ctx, macini->cri_key,
-			    macini->cri_klen / 8);
-			SHA1Update(&sha1ctx, hmac_opad_buffer,
-			    HMAC_BLOCK_LEN - (macini->cri_klen / 8));
-			bcopy(sha1ctx.state, ses->ses_hmouter,
-			    sizeof(sha1ctx.state));
-		}
-
-		for (i = 0; i < macini->cri_klen / 8; i++)
-			macini->cri_key[i] ^= HMAC_OPAD_VAL;
-	}
-
-	*sidp = UBSEC_SID(sc->sc_dv.dv_unit, sesn);
-	return (0);
-}
-
-/*
- * Deallocate a session.
- */
-int
-ubsec_freesession(u_int64_t tid)
-{
-	struct ubsec_softc *sc;
-	int card, session;
-	u_int32_t sid = ((u_int32_t)tid) & 0xffffffff;
-
-	card = UBSEC_CARD(sid);
-	if (card >= ubsec_cd.cd_ndevs || ubsec_cd.cd_devs[card] == NULL)
-		return (EINVAL);
-	sc = ubsec_cd.cd_devs[card];
-	session = UBSEC_SESSION(sid);
-	bzero(&sc->sc_sessions[session], sizeof(sc->sc_sessions[session]));
-	return (0);
-}
-
-int
-ubsec_process(struct cryptop *crp)
-{
-	struct ubsec_q *q = NULL;
-	int card, err = 0, i, j, s, nicealign;
-	struct ubsec_softc *sc;
-	struct cryptodesc *crd1, *crd2, *maccrd, *enccrd;
-	int encoffset = 0, macoffset = 0, cpskip, cpoffset;
-	int sskip, dskip, stheend, dtheend;
-	int16_t coffset;
-	struct ubsec_session *ses;
-	struct ubsec_pktctx ctx;
-	struct ubsec_dma *dmap = NULL;
-
-	if (crp == NULL || crp->crp_callback == NULL) {
-		ubsecstats.hst_invalid++;
-		return (EINVAL);
-	}
-	card = UBSEC_CARD(crp->crp_sid);
-	if (card >= ubsec_cd.cd_ndevs || ubsec_cd.cd_devs[card] == NULL) {
-		ubsecstats.hst_invalid++;
-		return (EINVAL);
-	}
-
-	sc = ubsec_cd.cd_devs[card];
-
-	s = splnet();
-
-	if (SIMPLEQ_EMPTY(&sc->sc_freequeue)) {
-		ubsecstats.hst_queuefull++;
-		splx(s);
-		err = ENOMEM;
-		goto errout2;
-	}
-
-	q = SIMPLEQ_FIRST(&sc->sc_freequeue);
-	SIMPLEQ_REMOVE_HEAD(&sc->sc_freequeue, q_next);
-	splx(s);
-
-	dmap = q->q_dma; /* Save dma pointer */
-	bzero(q, sizeof(struct ubsec_q));
-	bzero(&ctx, sizeof(ctx));
-
-	q->q_sesn = UBSEC_SESSION(crp->crp_sid);
-	q->q_dma = dmap;
-	ses = &sc->sc_sessions[q->q_sesn];
-
-	if (crp->crp_flags & CRYPTO_F_IMBUF) {
-		q->q_src_m = (struct mbuf *)crp->crp_buf;
-		q->q_dst_m = (struct mbuf *)crp->crp_buf;
-	} else if (crp->crp_flags & CRYPTO_F_IOV) {
-		q->q_src_io = (struct uio *)crp->crp_buf;
-		q->q_dst_io = (struct uio *)crp->crp_buf;
-	} else {
-		err = EINVAL;
-		goto errout;	/* XXX we don't handle contiguous blocks! */
-	}
-
-	bzero(&dmap->d_dma->d_mcr, sizeof(struct ubsec_mcr));
-
-	dmap->d_dma->d_mcr.mcr_pkts = htole16(1);
-	dmap->d_dma->d_mcr.mcr_flags = 0;
-	q->q_crp = crp;
-
-	crd1 = crp->crp_desc;
-	if (crd1 == NULL) {
-		err = EINVAL;
-		goto errout;
-	}
-	crd2 = crd1->crd_next;
-
-	if (crd2 == NULL) {
-		if (crd1->crd_alg == CRYPTO_MD5_HMAC ||
-		    crd1->crd_alg == CRYPTO_SHA1_HMAC) {
-			maccrd = crd1;
-			enccrd = NULL;
-		} else if (crd1->crd_alg == CRYPTO_DES_CBC ||
-		    crd1->crd_alg == CRYPTO_3DES_CBC) {
-			maccrd = NULL;
-			enccrd = crd1;
-		} else {
-			err = EINVAL;
-			goto errout;
-		}
-	} else {
-		if ((crd1->crd_alg == CRYPTO_MD5_HMAC ||
-		    crd1->crd_alg == CRYPTO_SHA1_HMAC) &&
-		    (crd2->crd_alg == CRYPTO_DES_CBC ||
-			crd2->crd_alg == CRYPTO_3DES_CBC) &&
-		    ((crd2->crd_flags & CRD_F_ENCRYPT) == 0)) {
-			maccrd = crd1;
-			enccrd = crd2;
-		} else if ((crd1->crd_alg == CRYPTO_DES_CBC ||
-		    crd1->crd_alg == CRYPTO_3DES_CBC) &&
-		    (crd2->crd_alg == CRYPTO_MD5_HMAC ||
-			crd2->crd_alg == CRYPTO_SHA1_HMAC) &&
-		    (crd1->crd_flags & CRD_F_ENCRYPT)) {
-			enccrd = crd1;
-			maccrd = crd2;
-		} else {
-			/*
-			 * We cannot order the ubsec as requested
-			 */
-			err = EINVAL;
-			goto errout;
-		}
-	}
-
-	if (enccrd) {
-		encoffset = enccrd->crd_skip;
-		ctx.pc_flags |= htole16(UBS_PKTCTX_ENC_3DES);
-
-		if (enccrd->crd_flags & CRD_F_ENCRYPT) {
-			q->q_flags |= UBSEC_QFLAGS_COPYOUTIV;
-
-			if (enccrd->crd_flags & CRD_F_IV_EXPLICIT)
-				bcopy(enccrd->crd_iv, ctx.pc_iv, 8);
-			else {
-				ctx.pc_iv[0] = ses->ses_iv[0];
-				ctx.pc_iv[1] = ses->ses_iv[1];
-			}
-
-			if ((enccrd->crd_flags & CRD_F_IV_PRESENT) == 0) {
-				if (crp->crp_flags & CRYPTO_F_IMBUF)
-					m_copyback(q->q_src_m,
-					    enccrd->crd_inject,
-					    8, ctx.pc_iv);
-				else if (crp->crp_flags & CRYPTO_F_IOV)
-					cuio_copyback(q->q_src_io,
-					    enccrd->crd_inject,
-					    8, ctx.pc_iv);
-			}
-		} else {
-			ctx.pc_flags |= htole16(UBS_PKTCTX_INBOUND);
-
-			if (enccrd->crd_flags & CRD_F_IV_EXPLICIT)
-				bcopy(enccrd->crd_iv, ctx.pc_iv, 8);
-			else if (crp->crp_flags & CRYPTO_F_IMBUF)
-				m_copydata(q->q_src_m, enccrd->crd_inject,
-				    8, (caddr_t)ctx.pc_iv);
-			else if (crp->crp_flags & CRYPTO_F_IOV)
-				cuio_copydata(q->q_src_io,
-				    enccrd->crd_inject, 8,
-				    (caddr_t)ctx.pc_iv);
-		}
-
-		ctx.pc_deskey[0] = ses->ses_deskey[0];
-		ctx.pc_deskey[1] = ses->ses_deskey[1];
-		ctx.pc_deskey[2] = ses->ses_deskey[2];
-		ctx.pc_deskey[3] = ses->ses_deskey[3];
-		ctx.pc_deskey[4] = ses->ses_deskey[4];
-		ctx.pc_deskey[5] = ses->ses_deskey[5];
-		SWAP32(ctx.pc_iv[0]);
-		SWAP32(ctx.pc_iv[1]);
-	}
-
-	if (maccrd) {
-		macoffset = maccrd->crd_skip;
-
-		if (maccrd->crd_alg == CRYPTO_MD5_HMAC)
-			ctx.pc_flags |= htole16(UBS_PKTCTX_AUTH_MD5);
-		else
-			ctx.pc_flags |= htole16(UBS_PKTCTX_AUTH_SHA1);
-
-		for (i = 0; i < 5; i++) {
-			ctx.pc_hminner[i] = ses->ses_hminner[i];
-			ctx.pc_hmouter[i] = ses->ses_hmouter[i];
-
-			HTOLE32(ctx.pc_hminner[i]);
-			HTOLE32(ctx.pc_hmouter[i]);
-		}
-	}
-
-	if (enccrd && maccrd) {
-		/*
-		 * ubsec cannot handle packets where the end of encryption
-		 * and authentication are not the same, or where the
-		 * encrypted part begins before the authenticated part.
-		 */
-		if (((encoffset + enccrd->crd_len) !=
-		    (macoffset + maccrd->crd_len)) ||
-		    (enccrd->crd_skip < maccrd->crd_skip)) {
-			err = EINVAL;
-			goto errout;
-		}
-		sskip = maccrd->crd_skip;
-		cpskip = dskip = enccrd->crd_skip;
-		stheend = maccrd->crd_len;
-		dtheend = enccrd->crd_len;
-		coffset = enccrd->crd_skip - maccrd->crd_skip;
-		cpoffset = cpskip + dtheend;
-#ifdef UBSEC_DEBUG
-		printf("mac: skip %d, len %d, inject %d\n",
- 		    maccrd->crd_skip, maccrd->crd_len, maccrd->crd_inject);
-		printf("enc: skip %d, len %d, inject %d\n",
-		    enccrd->crd_skip, enccrd->crd_len, enccrd->crd_inject);
-		printf("src: skip %d, len %d\n", sskip, stheend);
-		printf("dst: skip %d, len %d\n", dskip, dtheend);
-		printf("ubs: coffset %d, pktlen %d, cpskip %d, cpoffset %d\n",
-		    coffset, stheend, cpskip, cpoffset);
-#endif
-	} else {
-		cpskip = dskip = sskip = macoffset + encoffset;
-		dtheend = stheend = (enccrd)?enccrd->crd_len:maccrd->crd_len;
-		cpoffset = cpskip + dtheend;
-		coffset = 0;
-	}
-	ctx.pc_offset = htole16(coffset >> 2);
-
-	if (bus_dmamap_create(sc->sc_dmat, 0xfff0, UBS_MAX_SCATTER,
-		0xfff0, 0, BUS_DMA_NOWAIT, &q->q_src_map) != 0) {
-		err = ENOMEM;
-		goto errout;
-	}
-	if (crp->crp_flags & CRYPTO_F_IMBUF) {
-		if (bus_dmamap_load_mbuf(sc->sc_dmat, q->q_src_map,
-		    q->q_src_m, BUS_DMA_NOWAIT) != 0) {
-			bus_dmamap_destroy(sc->sc_dmat, q->q_src_map);
-			q->q_src_map = NULL;
-			err = ENOMEM;
-			goto errout;
-		}
-	} else if (crp->crp_flags & CRYPTO_F_IOV) {
-		if (bus_dmamap_load_uio(sc->sc_dmat, q->q_src_map,
-		    q->q_src_io, BUS_DMA_NOWAIT) != 0) {
-			bus_dmamap_destroy(sc->sc_dmat, q->q_src_map);
-			q->q_src_map = NULL;
-			err = ENOMEM;
-			goto errout;
-		}
-	}
-	nicealign = ubsec_dmamap_aligned(q->q_src_map);
-
-	dmap->d_dma->d_mcr.mcr_pktlen = htole16(stheend);
-
-#ifdef UBSEC_DEBUG
-	printf("src skip: %d\n", sskip);
-#endif
-	for (i = j = 0; i < q->q_src_map->dm_nsegs; i++) {
-		struct ubsec_pktbuf *pb;
-		bus_size_t packl = q->q_src_map->dm_segs[i].ds_len;
-		bus_addr_t packp = q->q_src_map->dm_segs[i].ds_addr;
-
-		if (sskip >= packl) {
-			sskip -= packl;
-			continue;
-		}
-
-		packl -= sskip;
-		packp += sskip;
-		sskip = 0;
-
-		if (packl > 0xfffc) {
-			err = EIO;
-			goto errout;
-		}
-
-		if (j == 0)
-			pb = &dmap->d_dma->d_mcr.mcr_ipktbuf;
-		else
-			pb = &dmap->d_dma->d_sbuf[j - 1];
-
-		pb->pb_addr = htole32(packp);
-
-		if (stheend) {
-			if (packl > stheend) {
-				pb->pb_len = htole32(stheend);
-				stheend = 0;
-			} else {
-				pb->pb_len = htole32(packl);
-				stheend -= packl;
-			}
-		} else
-			pb->pb_len = htole32(packl);
-
-		if ((i + 1) == q->q_src_map->dm_nsegs)
-			pb->pb_next = 0;
-		else
-			pb->pb_next = htole32(dmap->d_alloc.dma_paddr +
-			    offsetof(struct ubsec_dmachunk, d_sbuf[j]));
-		j++;
-	}
-
-	if (enccrd == NULL && maccrd != NULL) {
-		dmap->d_dma->d_mcr.mcr_opktbuf.pb_addr = 0;
-		dmap->d_dma->d_mcr.mcr_opktbuf.pb_len = 0;
-		dmap->d_dma->d_mcr.mcr_opktbuf.pb_next =
-		    htole32(dmap->d_alloc.dma_paddr +
-		    offsetof(struct ubsec_dmachunk, d_macbuf[0]));
-#ifdef UBSEC_DEBUG
-		printf("opkt: %x %x %x\n",
-		    dmap->d_dma->d_mcr.mcr_opktbuf.pb_addr,
-		    dmap->d_dma->d_mcr.mcr_opktbuf.pb_len,
-		    dmap->d_dma->d_mcr.mcr_opktbuf.pb_next);
-#endif
-	} else {
-		if (crp->crp_flags & CRYPTO_F_IOV) {
-			if (!nicealign) {
-				err = EINVAL;
-				goto errout;
-			}
-			if (bus_dmamap_create(sc->sc_dmat, 0xfff0,
-			    UBS_MAX_SCATTER, 0xfff0, 0, BUS_DMA_NOWAIT,
-			    &q->q_dst_map) != 0) {
-				err = ENOMEM;
-				goto errout;
-			}
-			if (bus_dmamap_load_uio(sc->sc_dmat, q->q_dst_map,
-			    q->q_dst_io, BUS_DMA_NOWAIT) != 0) {
-				bus_dmamap_destroy(sc->sc_dmat, q->q_dst_map);
-				q->q_dst_map = NULL;
-				goto errout;
-			}
-		} else if (crp->crp_flags & CRYPTO_F_IMBUF) {
-			if (nicealign) {
-				q->q_dst_m = q->q_src_m;
-				q->q_dst_map = q->q_src_map;
-			} else {
-				int totlen, len;
-				struct mbuf *m, *top, **mp;
-
-				totlen = q->q_src_map->dm_mapsize;
-				if (q->q_src_m->m_flags & M_PKTHDR) {
-					len = MHLEN;
-					MGETHDR(m, M_DONTWAIT, MT_DATA);
-				} else {
-					len = MLEN;
-					MGET(m, M_DONTWAIT, MT_DATA);
-				}
-				if (m == NULL) {
-					err = ENOMEM;
-					goto errout;
-				}
-				if (len == MHLEN)
-					M_DUP_PKTHDR(m, q->q_src_m);
-				if (totlen >= MINCLSIZE) {
-					MCLGET(m, M_DONTWAIT);
-					if (m->m_flags & M_EXT)
-						len = MCLBYTES;
-				}
-				m->m_len = len;
-				top = NULL;
-				mp = &top;
-
-				while (totlen > 0) {
-					if (top) {
-						MGET(m, M_DONTWAIT, MT_DATA);
-						if (m == NULL) {
-							m_freem(top);
-							err = ENOMEM;
-							goto errout;
-						}
-						len = MLEN;
-					}
-					if (top && totlen >= MINCLSIZE) {
-						MCLGET(m, M_DONTWAIT);
-						if (m->m_flags & M_EXT)
-							len = MCLBYTES;
-					}
-					m->m_len = len = min(totlen, len);
-					totlen -= len;
-					*mp = m;
-					mp = &m->m_next;
-				}
-				q->q_dst_m = top;
-				ubsec_mcopy(q->q_src_m, q->q_dst_m,
-				    cpskip, cpoffset);
-				if (bus_dmamap_create(sc->sc_dmat, 0xfff0,
-				    UBS_MAX_SCATTER, 0xfff0, 0, BUS_DMA_NOWAIT,
-				    &q->q_dst_map) != 0) {
-					err = ENOMEM;
-					goto errout;
-				}
-				if (bus_dmamap_load_mbuf(sc->sc_dmat,
-				    q->q_dst_map, q->q_dst_m,
-				    BUS_DMA_NOWAIT) != 0) {
-					bus_dmamap_destroy(sc->sc_dmat,
-					q->q_dst_map);
-					q->q_dst_map = NULL;
-					err = ENOMEM;
-					goto errout;
-				}
-			}
-		} else {
-			err = EINVAL;
-			goto errout;
-		}
-
-#ifdef UBSEC_DEBUG
-		printf("dst skip: %d\n", dskip);
-#endif
-		for (i = j = 0; i < q->q_dst_map->dm_nsegs; i++) {
-			struct ubsec_pktbuf *pb;
-			bus_size_t packl = q->q_dst_map->dm_segs[i].ds_len;
-			bus_addr_t packp = q->q_dst_map->dm_segs[i].ds_addr;
-
-			if (dskip >= packl) {
-				dskip -= packl;
-				continue;
-			}
-
-			packl -= dskip;
-			packp += dskip;
-			dskip = 0;
-
-			if (packl > 0xfffc) {
-				err = EIO;
-				goto errout;
-			}
-
-			if (j == 0)
-				pb = &dmap->d_dma->d_mcr.mcr_opktbuf;
-			else
-				pb = &dmap->d_dma->d_dbuf[j - 1];
-
-			pb->pb_addr = htole32(packp);
-
-			if (dtheend) {
-				if (packl > dtheend) {
-					pb->pb_len = htole32(dtheend);
-					dtheend = 0;
-				} else {
-					pb->pb_len = htole32(packl);
-					dtheend -= packl;
-				}
-			} else
-				pb->pb_len = htole32(packl);
-
-			if ((i + 1) == q->q_dst_map->dm_nsegs) {
-				if (maccrd)
-					pb->pb_next = htole32(dmap->d_alloc.dma_paddr +
-					    offsetof(struct ubsec_dmachunk, d_macbuf[0]));
-				else
-					pb->pb_next = 0;
-			} else
-				pb->pb_next = htole32(dmap->d_alloc.dma_paddr +
-				    offsetof(struct ubsec_dmachunk, d_dbuf[j]));
-			j++;
-		}
-	}
-
-	dmap->d_dma->d_mcr.mcr_cmdctxp = htole32(dmap->d_alloc.dma_paddr +
-	    offsetof(struct ubsec_dmachunk, d_ctx));
-
-	if (sc->sc_flags & UBS_FLAGS_LONGCTX) {
-		struct ubsec_pktctx_long *ctxl;
-
-		ctxl = (struct ubsec_pktctx_long *)(dmap->d_alloc.dma_vaddr +
-		    offsetof(struct ubsec_dmachunk, d_ctx));
-		
-		/* transform small context into long context */
-		ctxl->pc_len = htole16(sizeof(struct ubsec_pktctx_long));
-		ctxl->pc_type = htole16(UBS_PKTCTX_TYPE_IPSEC);
-		ctxl->pc_flags = ctx.pc_flags;
-		ctxl->pc_offset = ctx.pc_offset;
-		for (i = 0; i < 6; i++)
-			ctxl->pc_deskey[i] = ctx.pc_deskey[i];
-		for (i = 0; i < 5; i++)
-			ctxl->pc_hminner[i] = ctx.pc_hminner[i];
-		for (i = 0; i < 5; i++)
-			ctxl->pc_hmouter[i] = ctx.pc_hmouter[i];   
-		ctxl->pc_iv[0] = ctx.pc_iv[0];
-		ctxl->pc_iv[1] = ctx.pc_iv[1];
-	} else
-		bcopy(&ctx, dmap->d_alloc.dma_vaddr +
-		    offsetof(struct ubsec_dmachunk, d_ctx),
-		    sizeof(struct ubsec_pktctx));
-
-	s = splnet();
-	SIMPLEQ_INSERT_TAIL(&sc->sc_queue, q, q_next);
-	sc->sc_nqueue++;
-	ubsecstats.hst_ipackets++;
-	ubsecstats.hst_ibytes += dmap->d_alloc.dma_map->dm_mapsize;
-	ubsec_feed(sc);
-	splx(s);
-	return (0);
-
-errout:
-	if (q != NULL) {
-		if ((q->q_dst_m != NULL) && (q->q_src_m != q->q_dst_m))
-			m_freem(q->q_dst_m);
-
-		if (q->q_dst_map != NULL && q->q_dst_map != q->q_src_map) {
-			bus_dmamap_unload(sc->sc_dmat, q->q_dst_map);
-			bus_dmamap_destroy(sc->sc_dmat, q->q_dst_map);
-		}
-		if (q->q_src_map != NULL) {
-			bus_dmamap_unload(sc->sc_dmat, q->q_src_map);
-			bus_dmamap_destroy(sc->sc_dmat, q->q_src_map);
-		}
-
-		s = splnet();
-		SIMPLEQ_INSERT_TAIL(&sc->sc_freequeue, q, q_next);
-		splx(s);
-	}
-	if (err == EINVAL)
-		ubsecstats.hst_invalid++;
-	else
-		ubsecstats.hst_nomem++;
-errout2:
-	crp->crp_etype = err;
-	crypto_done(crp);
-	return (0);
-}
-
-void
-ubsec_callback(struct ubsec_softc *sc, struct ubsec_q *q)
-{
-	struct cryptop *crp = (struct cryptop *)q->q_crp;
-	struct cryptodesc *crd;
-	struct ubsec_dma *dmap = q->q_dma;
-
-	ubsecstats.hst_opackets++;
-	ubsecstats.hst_obytes += dmap->d_alloc.dma_size;
-
-	bus_dmamap_sync(sc->sc_dmat, dmap->d_alloc.dma_map, 0,
-	    dmap->d_alloc.dma_map->dm_mapsize,
-	    BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
-	if (q->q_dst_map != NULL && q->q_dst_map != q->q_src_map) {
-		bus_dmamap_sync(sc->sc_dmat, q->q_dst_map,
-		    0, q->q_dst_map->dm_mapsize, BUS_DMASYNC_POSTREAD);
-		bus_dmamap_unload(sc->sc_dmat, q->q_dst_map);
-		bus_dmamap_destroy(sc->sc_dmat, q->q_dst_map);
-	}
-	bus_dmamap_sync(sc->sc_dmat, q->q_src_map,
-	    0, q->q_src_map->dm_mapsize, BUS_DMASYNC_POSTWRITE);
-	bus_dmamap_unload(sc->sc_dmat, q->q_src_map);
-	bus_dmamap_destroy(sc->sc_dmat, q->q_src_map);
-
-	if ((crp->crp_flags & CRYPTO_F_IMBUF) && (q->q_src_m != q->q_dst_m)) {
-		m_freem(q->q_src_m);
-		crp->crp_buf = (caddr_t)q->q_dst_m;
-	}
-
-	/* copy out IV for future use */
-	if (q->q_flags & UBSEC_QFLAGS_COPYOUTIV) {
-		for (crd = crp->crp_desc; crd; crd = crd->crd_next) {
-			if (crd->crd_alg != CRYPTO_DES_CBC &&
-			    crd->crd_alg != CRYPTO_3DES_CBC)
-				continue;
-			if (crp->crp_flags & CRYPTO_F_IMBUF)
-				m_copydata((struct mbuf *)crp->crp_buf,
-				    crd->crd_skip + crd->crd_len - 8, 8,
-				    (caddr_t)sc->sc_sessions[q->q_sesn].ses_iv);
-			else if (crp->crp_flags & CRYPTO_F_IOV) {
-				cuio_copydata((struct uio *)crp->crp_buf,
-				    crd->crd_skip + crd->crd_len - 8, 8,
-				    (caddr_t)sc->sc_sessions[q->q_sesn].ses_iv);
-			}
-			break;
-		}
-	}
-
-	for (crd = crp->crp_desc; crd; crd = crd->crd_next) {
-		if (crd->crd_alg != CRYPTO_MD5_HMAC &&
-		    crd->crd_alg != CRYPTO_SHA1_HMAC)
-			continue;
-		if (crp->crp_flags & CRYPTO_F_IMBUF)
-			m_copyback((struct mbuf *)crp->crp_buf,
-			    crd->crd_inject, 12,
-			    dmap->d_dma->d_macbuf);
-		else if (crp->crp_flags & CRYPTO_F_IOV && crp->crp_mac)
-			bcopy((caddr_t)dmap->d_dma->d_macbuf,
-			    crp->crp_mac, 12);
-		break;
-	}
-	SIMPLEQ_INSERT_TAIL(&sc->sc_freequeue, q, q_next);
-	crypto_done(crp);
-}
-
-void
-ubsec_mcopy(struct mbuf *srcm, struct mbuf *dstm, int hoffset, int toffset)
-{
-	int i, j, dlen, slen;
-	caddr_t dptr, sptr;
-
-	j = 0;
-	sptr = srcm->m_data;
-	slen = srcm->m_len;
-	dptr = dstm->m_data;
-	dlen = dstm->m_len;
-
-	while (1) {
-		for (i = 0; i < min(slen, dlen); i++) {
-			if (j < hoffset || j >= toffset)
-				*dptr++ = *sptr++;
-			slen--;
-			dlen--;
-			j++;
-		}
-		if (slen == 0) {
-			srcm = srcm->m_next;
-			if (srcm == NULL)
-				return;
-			sptr = srcm->m_data;
-			slen = srcm->m_len;
-		}
-		if (dlen == 0) {
-			dstm = dstm->m_next;
-			if (dstm == NULL)
-				return;
-			dptr = dstm->m_data;
-			dlen = dstm->m_len;
-		}
-	}
-}
-
-/*
- * feed the key generator, must be called at splnet() or higher.
- */
-void
-ubsec_feed2(struct ubsec_softc *sc)
-{
-	struct ubsec_q2 *q;
-
-	while (!SIMPLEQ_EMPTY(&sc->sc_queue2)) {
-		if (READ_REG(sc, BS_STAT) & BS_STAT_MCR2_FULL)
-			break;
-		q = SIMPLEQ_FIRST(&sc->sc_queue2);
-
-		bus_dmamap_sync(sc->sc_dmat, q->q_mcr.dma_map, 0,
-		    q->q_mcr.dma_map->dm_mapsize,
-		    BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
-		bus_dmamap_sync(sc->sc_dmat, q->q_ctx.dma_map, 0,
-		    q->q_ctx.dma_map->dm_mapsize,
-		    BUS_DMASYNC_PREWRITE);
-
-		WRITE_REG(sc, BS_MCR2, q->q_mcr.dma_paddr);
-		SIMPLEQ_REMOVE_HEAD(&sc->sc_queue2, q_next);
-		--sc->sc_nqueue2;
-		SIMPLEQ_INSERT_TAIL(&sc->sc_qchip2, q, q_next);
-	}
-}
-
-/*
- * Callback for handling random numbers
- */
-void
-ubsec_callback2(struct ubsec_softc *sc, struct ubsec_q2 *q)
-{
-	struct cryptkop *krp;
-	struct ubsec_ctx_keyop *ctx;
-
-	ctx = (struct ubsec_ctx_keyop *)q->q_ctx.dma_vaddr;
-	bus_dmamap_sync(sc->sc_dmat, q->q_ctx.dma_map, 0,
-	    q->q_ctx.dma_map->dm_mapsize, BUS_DMASYNC_POSTWRITE);
-
-	switch (q->q_type) {
-#ifndef UBSEC_NO_RNG
-	case UBS_CTXOP_RNGSHA1:
-	case UBS_CTXOP_RNGBYPASS: {
-		struct ubsec_q2_rng *rng = (struct ubsec_q2_rng *)q;
-		u_int32_t *p;
-		int i;
-
-		bus_dmamap_sync(sc->sc_dmat, rng->rng_buf.dma_map, 0,
-		    rng->rng_buf.dma_map->dm_mapsize, BUS_DMASYNC_POSTREAD);
-		p = (u_int32_t *)rng->rng_buf.dma_vaddr;
-		for (i = 0; i < UBSEC_RNG_BUFSIZ; p++, i++)
-			add_true_randomness(*p);
-		rng->rng_used = 0;
-		timeout_add(&sc->sc_rngto, sc->sc_rnghz);
-		break;
-	}
-#endif
-	case UBS_CTXOP_MODEXP: {
-		struct ubsec_q2_modexp *me = (struct ubsec_q2_modexp *)q;
-		u_int rlen, clen;
-
-		krp = me->me_krp;
-		rlen = (me->me_modbits + 7) / 8;
-		clen = (krp->krp_param[krp->krp_iparams].crp_nbits + 7) / 8;
-
-		bus_dmamap_sync(sc->sc_dmat, me->me_M.dma_map,
-		    0, me->me_M.dma_map->dm_mapsize, BUS_DMASYNC_POSTWRITE);
-		bus_dmamap_sync(sc->sc_dmat, me->me_E.dma_map,
-		    0, me->me_E.dma_map->dm_mapsize, BUS_DMASYNC_POSTWRITE);
-		bus_dmamap_sync(sc->sc_dmat, me->me_C.dma_map,
-		    0, me->me_C.dma_map->dm_mapsize, BUS_DMASYNC_POSTREAD);
-		bus_dmamap_sync(sc->sc_dmat, me->me_epb.dma_map,
-		    0, me->me_epb.dma_map->dm_mapsize, BUS_DMASYNC_POSTWRITE);
-
-		if (clen < rlen)
-			krp->krp_status = E2BIG;
-		else {
-			if (sc->sc_flags & UBS_FLAGS_HWNORM) {
-				bzero(krp->krp_param[krp->krp_iparams].crp_p,
-				    (krp->krp_param[krp->krp_iparams].crp_nbits
-					+ 7) / 8);
-				bcopy(me->me_C.dma_vaddr,
-				    krp->krp_param[krp->krp_iparams].crp_p,
-				    (me->me_modbits + 7) / 8);
-			} else
-				ubsec_kshift_l(me->me_shiftbits,
-				    me->me_C.dma_vaddr, me->me_normbits,
-				    krp->krp_param[krp->krp_iparams].crp_p,
-				    krp->krp_param[krp->krp_iparams].crp_nbits);
-		}
-		crypto_kdone(krp);
-
-		/* bzero all potentially sensitive data */
-		bzero(me->me_E.dma_vaddr, me->me_E.dma_size);
-		bzero(me->me_M.dma_vaddr, me->me_M.dma_size);
-		bzero(me->me_C.dma_vaddr, me->me_C.dma_size);
-		bzero(me->me_q.q_ctx.dma_vaddr, me->me_q.q_ctx.dma_size);
-
-		/* Can't free here, so put us on the free list. */
-		SIMPLEQ_INSERT_TAIL(&sc->sc_q2free, &me->me_q, q_next);
-		break;
-	}
-	case UBS_CTXOP_RSAPRIV: {
-		struct ubsec_q2_rsapriv *rp = (struct ubsec_q2_rsapriv *)q;
-		u_int len;
-
-		krp = rp->rpr_krp;
-		bus_dmamap_sync(sc->sc_dmat, rp->rpr_msgin.dma_map, 0,
-		    rp->rpr_msgin.dma_map->dm_mapsize, BUS_DMASYNC_POSTWRITE);
-		bus_dmamap_sync(sc->sc_dmat, rp->rpr_msgout.dma_map, 0,
-		    rp->rpr_msgout.dma_map->dm_mapsize, BUS_DMASYNC_POSTREAD);
-
-		len = (krp->krp_param[UBS_RSAPRIV_PAR_MSGOUT].crp_nbits + 7) / 8;
-		bcopy(rp->rpr_msgout.dma_vaddr,
-		    krp->krp_param[UBS_RSAPRIV_PAR_MSGOUT].crp_p, len);
-
-		crypto_kdone(krp);
-
-		bzero(rp->rpr_msgin.dma_vaddr, rp->rpr_msgin.dma_size);
-		bzero(rp->rpr_msgout.dma_vaddr, rp->rpr_msgout.dma_size);
-		bzero(rp->rpr_q.q_ctx.dma_vaddr, rp->rpr_q.q_ctx.dma_size);
-
-		/* Can't free here, so put us on the free list. */
-		SIMPLEQ_INSERT_TAIL(&sc->sc_q2free, &rp->rpr_q, q_next);
-		break;
-	}
-	default:
-		printf("%s: unknown ctx op: %x\n", sc->sc_dv.dv_xname,
-		    letoh16(ctx->ctx_op));
-		break;
-	}
-}
-
-#ifndef UBSEC_NO_RNG
-void
-ubsec_rng(void *vsc)
-{
-	struct ubsec_softc *sc = vsc;
-	struct ubsec_q2_rng *rng = &sc->sc_rng;
-	struct ubsec_mcr *mcr;
-	struct ubsec_ctx_rngbypass *ctx;
-	int s;
-
-	s = splnet();
-	if (rng->rng_used) {
-		splx(s);
-		return;
-	}
-	sc->sc_nqueue2++;
-	if (sc->sc_nqueue2 >= UBS_MAX_NQUEUE)
-		goto out;
-
-	mcr = (struct ubsec_mcr *)rng->rng_q.q_mcr.dma_vaddr;
-	ctx = (struct ubsec_ctx_rngbypass *)rng->rng_q.q_ctx.dma_vaddr;
-
-	mcr->mcr_pkts = htole16(1);
-	mcr->mcr_flags = 0;
-	mcr->mcr_cmdctxp = htole32(rng->rng_q.q_ctx.dma_paddr);
-	mcr->mcr_ipktbuf.pb_addr = mcr->mcr_ipktbuf.pb_next = 0;
-	mcr->mcr_ipktbuf.pb_len = 0;
-	mcr->mcr_reserved = mcr->mcr_pktlen = 0;
-	mcr->mcr_opktbuf.pb_addr = htole32(rng->rng_buf.dma_paddr);
-	mcr->mcr_opktbuf.pb_len = htole32(((sizeof(u_int32_t) * UBSEC_RNG_BUFSIZ)) &
-	    UBS_PKTBUF_LEN);
-	mcr->mcr_opktbuf.pb_next = 0;
-
-	ctx->rbp_len = htole16(sizeof(struct ubsec_ctx_rngbypass));
-	ctx->rbp_op = htole16(UBS_CTXOP_RNGSHA1);
-	rng->rng_q.q_type = UBS_CTXOP_RNGSHA1;
-
-	bus_dmamap_sync(sc->sc_dmat, rng->rng_buf.dma_map, 0,
-	    rng->rng_buf.dma_map->dm_mapsize, BUS_DMASYNC_PREREAD);
-
-	SIMPLEQ_INSERT_TAIL(&sc->sc_queue2, &rng->rng_q, q_next);
-	rng->rng_used = 1;
-	ubsec_feed2(sc);
-	splx(s);
-
-	return;
-
-out:
-	/*
-	 * Something weird happened, generate our own call back.
-	 */
-	sc->sc_nqueue2--;
-	splx(s);
-	timeout_add(&sc->sc_rngto, sc->sc_rnghz);
-}
-#endif /* UBSEC_NO_RNG */
-
-int
-ubsec_dma_malloc(struct ubsec_softc *sc, bus_size_t size,
-    struct ubsec_dma_alloc *dma, int mapflags)
-{
-	int r;
-
-	if ((r = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0,
-	    &dma->dma_seg, 1, &dma->dma_nseg, BUS_DMA_NOWAIT)) != 0)
-		goto fail_0;
-
-	if ((r = bus_dmamem_map(sc->sc_dmat, &dma->dma_seg, dma->dma_nseg,
-	    size, &dma->dma_vaddr, mapflags | BUS_DMA_NOWAIT)) != 0)
-		goto fail_1;
-
-	if ((r = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0,
-	    BUS_DMA_NOWAIT, &dma->dma_map)) != 0)
-		goto fail_2;
-
-	if ((r = bus_dmamap_load(sc->sc_dmat, dma->dma_map, dma->dma_vaddr,
-	    size, NULL, BUS_DMA_NOWAIT)) != 0)
-		goto fail_3;
-
-	dma->dma_paddr = dma->dma_map->dm_segs[0].ds_addr;
-	dma->dma_size = size;
-	return (0);
-
-fail_3:
-	bus_dmamap_destroy(sc->sc_dmat, dma->dma_map);
-fail_2:
-	bus_dmamem_unmap(sc->sc_dmat, dma->dma_vaddr, size);
-fail_1:
-	bus_dmamem_free(sc->sc_dmat, &dma->dma_seg, dma->dma_nseg);
-fail_0:
-	dma->dma_map = NULL;
-	return (r);
-}
-
-void
-ubsec_dma_free(struct ubsec_softc *sc, struct ubsec_dma_alloc *dma)
-{
-	bus_dmamap_unload(sc->sc_dmat, dma->dma_map);
-	bus_dmamem_unmap(sc->sc_dmat, dma->dma_vaddr, dma->dma_size);
-	bus_dmamem_free(sc->sc_dmat, &dma->dma_seg, dma->dma_nseg);
-	bus_dmamap_destroy(sc->sc_dmat, dma->dma_map);
-}
-
-/*
- * Resets the board.  Values in the regesters are left as is
- * from the reset (i.e. initial values are assigned elsewhere).
- */
-void
-ubsec_reset_board(struct ubsec_softc *sc)
-{
-    volatile u_int32_t ctrl;
-
-    ctrl = READ_REG(sc, BS_CTRL);
-    ctrl |= BS_CTRL_RESET;
-    WRITE_REG(sc, BS_CTRL, ctrl);
-
-    /*
-     * Wait aprox. 30 PCI clocks = 900 ns = 0.9 us
-     */
-    DELAY(10);
-}
-
-/*
- * Init Broadcom registers
- */
-void
-ubsec_init_board(struct ubsec_softc *sc)
-{
-	u_int32_t ctrl;
-
-	ctrl = READ_REG(sc, BS_CTRL);
-	ctrl &= ~(BS_CTRL_BE32 | BS_CTRL_BE64);
-	ctrl |= BS_CTRL_LITTLE_ENDIAN | BS_CTRL_MCR1INT;
-
-	if (sc->sc_flags & UBS_FLAGS_KEY)
-		ctrl |= BS_CTRL_MCR2INT;
-	else
-		ctrl &= ~BS_CTRL_MCR2INT;
-
-	if (sc->sc_flags & UBS_FLAGS_HWNORM)
-		ctrl &= ~BS_CTRL_SWNORM;
-
-	WRITE_REG(sc, BS_CTRL, ctrl);
-}
-
-/*
- * Init Broadcom PCI registers
- */
-void
-ubsec_init_pciregs(struct pci_attach_args *pa)
-{
-	pci_chipset_tag_t pc = pa->pa_pc;
-	u_int32_t misc;
-
-	/*
-	 * This will set the cache line size to 1, this will
-	 * force the BCM58xx chip just to do burst read/writes.
-	 * Cache line read/writes are to slow
-	 */
-	misc = pci_conf_read(pc, pa->pa_tag, PCI_BHLC_REG);
-	misc = (misc & ~(PCI_CACHELINE_MASK << PCI_CACHELINE_SHIFT))
-	    | ((UBS_DEF_CACHELINE & 0xff) << PCI_CACHELINE_SHIFT);
-	pci_conf_write(pc, pa->pa_tag, PCI_BHLC_REG, misc);
-}
-
-/*
- * Clean up after a chip crash.
- * It is assumed that the caller is in splnet()
- */
-void
-ubsec_cleanchip(struct ubsec_softc *sc)
-{
-	struct ubsec_q *q;
-
-	while (!SIMPLEQ_EMPTY(&sc->sc_qchip)) {
-		q = SIMPLEQ_FIRST(&sc->sc_qchip);
-		SIMPLEQ_REMOVE_HEAD(&sc->sc_qchip, q_next);
-		ubsec_free_q(sc, q);
-	}
-}
-
-/*
- * free a ubsec_q
- * It is assumed that the caller is within splnet()
- */
-int
-ubsec_free_q(struct ubsec_softc *sc, struct ubsec_q *q)
-{
-	struct ubsec_q *q2;
-	struct cryptop *crp;
-	int npkts;
-	int i;
-
-	npkts = q->q_nstacked_mcrs;
-
-	for (i = 0; i < npkts; i++) {
-		if(q->q_stacked_mcr[i]) {
-			q2 = q->q_stacked_mcr[i];
-
-			if ((q2->q_dst_m != NULL) && (q2->q_src_m != q2->q_dst_m)) 
-				m_freem(q2->q_dst_m);
-
-			crp = (struct cryptop *)q2->q_crp;
-			
-			SIMPLEQ_INSERT_TAIL(&sc->sc_freequeue, q2, q_next);
-			
-			crp->crp_etype = EFAULT;
-			crypto_done(crp);
-		} else {
-			break;
-		}
-	}
-
-	/*
-	 * Free header MCR
-	 */
-	if ((q->q_dst_m != NULL) && (q->q_src_m != q->q_dst_m))
-		m_freem(q->q_dst_m);
-
-	crp = (struct cryptop *)q->q_crp;
-	
-	SIMPLEQ_INSERT_TAIL(&sc->sc_freequeue, q, q_next);
-	
-	crp->crp_etype = EFAULT;
-	crypto_done(crp);
-	return(0);
-}
-
-/*
- * Routine to reset the chip and clean up.
- * It is assumed that the caller is in splnet()
- */
-void
-ubsec_totalreset(struct ubsec_softc *sc)
-{
-	ubsec_reset_board(sc);
-	ubsec_init_board(sc);
-	ubsec_cleanchip(sc);
-}
-
-int
-ubsec_dmamap_aligned(bus_dmamap_t map)
-{
-	int i;
-
-	for (i = 0; i < map->dm_nsegs; i++) {
-		if (map->dm_segs[i].ds_addr & 3)
-			return (0);
-		if ((i != (map->dm_nsegs - 1)) &&
-		    (map->dm_segs[i].ds_len & 3))
-			return (0);
-	}
-	return (1);
-}
-
-struct ubsec_softc *
-ubsec_kfind(struct cryptkop *krp)
-{
-	struct ubsec_softc *sc;
-	int i;
-
-	for (i = 0; i < ubsec_cd.cd_ndevs; i++) {
-		sc = ubsec_cd.cd_devs[i];
-		if (sc == NULL)
-			continue;
-		if (sc->sc_cid == krp->krp_hid)
-			return (sc);
-	}
-	return (NULL);
-}
-
-void
-ubsec_kfree(struct ubsec_softc *sc, struct ubsec_q2 *q)
-{
-	switch (q->q_type) {
-	case UBS_CTXOP_MODEXP: {
-		struct ubsec_q2_modexp *me = (struct ubsec_q2_modexp *)q;
-
-		ubsec_dma_free(sc, &me->me_q.q_mcr);
-		ubsec_dma_free(sc, &me->me_q.q_ctx);
-		ubsec_dma_free(sc, &me->me_M);
-		ubsec_dma_free(sc, &me->me_E);
-		ubsec_dma_free(sc, &me->me_C);
-		ubsec_dma_free(sc, &me->me_epb);
-		free(me, M_DEVBUF);
-		break;
-	}
-	case UBS_CTXOP_RSAPRIV: {
-		struct ubsec_q2_rsapriv *rp = (struct ubsec_q2_rsapriv *)q;
-
-		ubsec_dma_free(sc, &rp->rpr_q.q_mcr);
-		ubsec_dma_free(sc, &rp->rpr_q.q_ctx);
-		ubsec_dma_free(sc, &rp->rpr_msgin);
-		ubsec_dma_free(sc, &rp->rpr_msgout);
-		free(rp, M_DEVBUF);
-		break;
-	}
-	default:
-		printf("%s: invalid kfree 0x%x\n", sc->sc_dv.dv_xname,
-		    q->q_type);
-		break;
-	}
-}
-
-int
-ubsec_kprocess(struct cryptkop *krp)
-{
-	struct ubsec_softc *sc;
-	int r;
-
-	if (krp == NULL || krp->krp_callback == NULL)
-		return (EINVAL);
-	if ((sc = ubsec_kfind(krp)) == NULL)
-		return (EINVAL);
-
-	while (!SIMPLEQ_EMPTY(&sc->sc_q2free)) {
-		struct ubsec_q2 *q;
-
-		q = SIMPLEQ_FIRST(&sc->sc_q2free);
-		SIMPLEQ_REMOVE_HEAD(&sc->sc_q2free, q_next);
-		ubsec_kfree(sc, q);
-	}
-
-	switch (krp->krp_op) {
-	case CRK_MOD_EXP:
-		if (sc->sc_flags & UBS_FLAGS_HWNORM)
-			r = ubsec_kprocess_modexp_hw(sc, krp);
-		else
-			r = ubsec_kprocess_modexp_sw(sc, krp);
-		break;
-	case CRK_MOD_EXP_CRT:
-		r = ubsec_kprocess_rsapriv(sc, krp);
-		break;
-	default:
-		printf("%s: kprocess: invalid op 0x%x\n",
-		    sc->sc_dv.dv_xname, krp->krp_op);
-		krp->krp_status = EOPNOTSUPP;
-		crypto_kdone(krp);
-		r = 0;
-	}
-	return (r);
-}
-
-/*
- * Start computation of cr[C] = (cr[M] ^ cr[E]) mod cr[N] (sw normalization)
- */
-int
-ubsec_kprocess_modexp_sw(struct ubsec_softc *sc, struct cryptkop *krp)
-{
-	struct ubsec_q2_modexp *me;
-	struct ubsec_mcr *mcr;
-	struct ubsec_ctx_modexp *ctx;
-	struct ubsec_pktbuf *epb;
-	int err = 0, s;
-	u_int nbits, normbits, mbits, shiftbits, ebits;
-
-	me = malloc(sizeof *me, M_DEVBUF, M_NOWAIT | M_ZERO);
-	if (me == NULL) {
-		err = ENOMEM;
-		goto errout;
-	}
-	me->me_krp = krp;
-	me->me_q.q_type = UBS_CTXOP_MODEXP;
-
-	nbits = ubsec_ksigbits(&krp->krp_param[UBS_MODEXP_PAR_N]);
-	if (nbits <= 512)
-		normbits = 512;
-	else if (nbits <= 768)
-		normbits = 768;
-	else if (nbits <= 1024)
-		normbits = 1024;
-	else if (sc->sc_flags & UBS_FLAGS_BIGKEY && nbits <= 1536)
-		normbits = 1536;
-	else if (sc->sc_flags & UBS_FLAGS_BIGKEY && nbits <= 2048)
-		normbits = 2048;
-	else {
-		err = E2BIG;
-		goto errout;
-	}
-
-	shiftbits = normbits - nbits;
-
-	me->me_modbits = nbits;
-	me->me_shiftbits = shiftbits;
-	me->me_normbits = normbits;
-
-	/* Sanity check: result bits must be >= true modulus bits. */
-	if (krp->krp_param[krp->krp_iparams].crp_nbits < nbits) {
-		err = ERANGE;
-		goto errout;
-	}
-
-	if (ubsec_dma_malloc(sc, sizeof(struct ubsec_mcr),
-	    &me->me_q.q_mcr, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	mcr = (struct ubsec_mcr *)me->me_q.q_mcr.dma_vaddr;
-
-	if (ubsec_dma_malloc(sc, sizeof(struct ubsec_ctx_modexp),
-	    &me->me_q.q_ctx, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-
-	mbits = ubsec_ksigbits(&krp->krp_param[UBS_MODEXP_PAR_M]);
-	if (mbits > nbits) {
-		err = E2BIG;
-		goto errout;
-	}
-	if (ubsec_dma_malloc(sc, normbits / 8, &me->me_M, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	ubsec_kshift_r(shiftbits,
-	    krp->krp_param[UBS_MODEXP_PAR_M].crp_p, mbits,
-	    me->me_M.dma_vaddr, normbits);
-
-	if (ubsec_dma_malloc(sc, normbits / 8, &me->me_C, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	bzero(me->me_C.dma_vaddr, me->me_C.dma_size);
-
-	ebits = ubsec_ksigbits(&krp->krp_param[UBS_MODEXP_PAR_E]);
-	if (ebits > nbits) {
-		err = E2BIG;
-		goto errout;
-	}
-	if (ubsec_dma_malloc(sc, normbits / 8, &me->me_E, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	ubsec_kshift_r(shiftbits,
-	    krp->krp_param[UBS_MODEXP_PAR_E].crp_p, ebits,
-	    me->me_E.dma_vaddr, normbits);
-
-	if (ubsec_dma_malloc(sc, sizeof(struct ubsec_pktbuf),
-	    &me->me_epb, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	epb = (struct ubsec_pktbuf *)me->me_epb.dma_vaddr;
-	epb->pb_addr = htole32(me->me_E.dma_paddr);
-	epb->pb_next = 0;
-	epb->pb_len = htole32(normbits / 8);
-
-#ifdef UBSEC_DEBUG
-	printf("Epb ");
-	ubsec_dump_pb(epb);
-#endif
-
-	mcr->mcr_pkts = htole16(1);
-	mcr->mcr_flags = 0;
-	mcr->mcr_cmdctxp = htole32(me->me_q.q_ctx.dma_paddr);
-	mcr->mcr_reserved = 0;
-	mcr->mcr_pktlen = 0;
-
-	mcr->mcr_ipktbuf.pb_addr = htole32(me->me_M.dma_paddr);
-	mcr->mcr_ipktbuf.pb_len = htole32(normbits / 8);
-	mcr->mcr_ipktbuf.pb_next = htole32(me->me_epb.dma_paddr);
-
-	mcr->mcr_opktbuf.pb_addr = htole32(me->me_C.dma_paddr);
-	mcr->mcr_opktbuf.pb_next = 0;
-	mcr->mcr_opktbuf.pb_len = htole32(normbits / 8);
-
-#ifdef DIAGNOSTIC
-	/* Misaligned output buffer will hang the chip. */
-	if ((letoh32(mcr->mcr_opktbuf.pb_addr) & 3) != 0)
-		panic("%s: modexp invalid addr 0x%x",
-		    sc->sc_dv.dv_xname, letoh32(mcr->mcr_opktbuf.pb_addr));
-	if ((letoh32(mcr->mcr_opktbuf.pb_len) & 3) != 0)
-		panic("%s: modexp invalid len 0x%x",
-		    sc->sc_dv.dv_xname, letoh32(mcr->mcr_opktbuf.pb_len));
-#endif
-
-	ctx = (struct ubsec_ctx_modexp *)me->me_q.q_ctx.dma_vaddr;
-	bzero(ctx, sizeof(*ctx));
-	ubsec_kshift_r(shiftbits,
-	    krp->krp_param[UBS_MODEXP_PAR_N].crp_p, nbits,
-	    ctx->me_N, normbits);
-	ctx->me_len = htole16((normbits / 8) + (4 * sizeof(u_int16_t)));
-	ctx->me_op = htole16(UBS_CTXOP_MODEXP);
-	ctx->me_E_len = htole16(nbits);
-	ctx->me_N_len = htole16(nbits);
-
-#ifdef UBSEC_DEBUG
-	ubsec_dump_mcr(mcr);
-	ubsec_dump_ctx2((struct ubsec_ctx_keyop *)ctx);
-#endif
-
-	/*
-	 * ubsec_feed2 will sync mcr and ctx, we just need to sync
-	 * everything else.
-	 */
-	bus_dmamap_sync(sc->sc_dmat, me->me_M.dma_map,
-	    0, me->me_M.dma_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-	bus_dmamap_sync(sc->sc_dmat, me->me_E.dma_map,
-	    0, me->me_E.dma_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-	bus_dmamap_sync(sc->sc_dmat, me->me_C.dma_map,
-	    0, me->me_C.dma_map->dm_mapsize, BUS_DMASYNC_PREREAD);
-	bus_dmamap_sync(sc->sc_dmat, me->me_epb.dma_map,
-	    0, me->me_epb.dma_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-
-	/* Enqueue and we're done... */
-	s = splnet();
-	SIMPLEQ_INSERT_TAIL(&sc->sc_queue2, &me->me_q, q_next);
-	ubsec_feed2(sc);
-	splx(s);
-
-	return (0);
-
-errout:
-	if (me != NULL) {
-		if (me->me_q.q_mcr.dma_map != NULL)
-			ubsec_dma_free(sc, &me->me_q.q_mcr);
-		if (me->me_q.q_ctx.dma_map != NULL) {
-			bzero(me->me_q.q_ctx.dma_vaddr, me->me_q.q_ctx.dma_size);
-			ubsec_dma_free(sc, &me->me_q.q_ctx);
-		}
-		if (me->me_M.dma_map != NULL) {
-			bzero(me->me_M.dma_vaddr, me->me_M.dma_size);
-			ubsec_dma_free(sc, &me->me_M);
-		}
-		if (me->me_E.dma_map != NULL) {
-			bzero(me->me_E.dma_vaddr, me->me_E.dma_size);
-			ubsec_dma_free(sc, &me->me_E);
-		}
-		if (me->me_C.dma_map != NULL) {
-			bzero(me->me_C.dma_vaddr, me->me_C.dma_size);
-			ubsec_dma_free(sc, &me->me_C);
-		}
-		if (me->me_epb.dma_map != NULL)
-			ubsec_dma_free(sc, &me->me_epb);
-		free(me, M_DEVBUF);
-	}
-	krp->krp_status = err;
-	crypto_kdone(krp);
-	return (0);
-}
-
-/*
- * Start computation of cr[C] = (cr[M] ^ cr[E]) mod cr[N] (hw normalization)
- */
-int
-ubsec_kprocess_modexp_hw(struct ubsec_softc *sc, struct cryptkop *krp)
-{
-	struct ubsec_q2_modexp *me;
-	struct ubsec_mcr *mcr;
-	struct ubsec_ctx_modexp *ctx;
-	struct ubsec_pktbuf *epb;
-	int err = 0, s;
-	u_int nbits, normbits, mbits, shiftbits, ebits;
-
-	me = malloc(sizeof *me, M_DEVBUF, M_NOWAIT | M_ZERO);
-	if (me == NULL) {
-		err = ENOMEM;
-		goto errout;
-	}
-	me->me_krp = krp;
-	me->me_q.q_type = UBS_CTXOP_MODEXP;
-
-	nbits = ubsec_ksigbits(&krp->krp_param[UBS_MODEXP_PAR_N]);
-	if (nbits <= 512)
-		normbits = 512;
-	else if (nbits <= 768)
-		normbits = 768;
-	else if (nbits <= 1024)
-		normbits = 1024;
-	else if (sc->sc_flags & UBS_FLAGS_BIGKEY && nbits <= 1536)
-		normbits = 1536;
-	else if (sc->sc_flags & UBS_FLAGS_BIGKEY && nbits <= 2048)
-		normbits = 2048;
-	else {
-		err = E2BIG;
-		goto errout;
-	}
-
-	shiftbits = normbits - nbits;
-
-	/* XXX ??? */
-	me->me_modbits = nbits;
-	me->me_shiftbits = shiftbits;
-	me->me_normbits = normbits;
-
-	/* Sanity check: result bits must be >= true modulus bits. */
-	if (krp->krp_param[krp->krp_iparams].crp_nbits < nbits) {
-		err = ERANGE;
-		goto errout;
-	}
-
-	if (ubsec_dma_malloc(sc, sizeof(struct ubsec_mcr),
-	    &me->me_q.q_mcr, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	mcr = (struct ubsec_mcr *)me->me_q.q_mcr.dma_vaddr;
-
-	if (ubsec_dma_malloc(sc, sizeof(struct ubsec_ctx_modexp),
-	    &me->me_q.q_ctx, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-
-	mbits = ubsec_ksigbits(&krp->krp_param[UBS_MODEXP_PAR_M]);
-	if (mbits > nbits) {
-		err = E2BIG;
-		goto errout;
-	}
-	if (ubsec_dma_malloc(sc, normbits / 8, &me->me_M, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	bzero(me->me_M.dma_vaddr, normbits / 8);
-	bcopy(krp->krp_param[UBS_MODEXP_PAR_M].crp_p,
-	    me->me_M.dma_vaddr, (mbits + 7) / 8);
-
-	if (ubsec_dma_malloc(sc, normbits / 8, &me->me_C, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	bzero(me->me_C.dma_vaddr, me->me_C.dma_size);
-
-	ebits = ubsec_ksigbits(&krp->krp_param[UBS_MODEXP_PAR_E]);
-	if (ebits > nbits) {
-		err = E2BIG;
-		goto errout;
-	}
-	if (ubsec_dma_malloc(sc, normbits / 8, &me->me_E, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	bzero(me->me_E.dma_vaddr, normbits / 8);
-	bcopy(krp->krp_param[UBS_MODEXP_PAR_E].crp_p,
-	    me->me_E.dma_vaddr, (ebits + 7) / 8);
-
-	if (ubsec_dma_malloc(sc, sizeof(struct ubsec_pktbuf),
-	    &me->me_epb, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	epb = (struct ubsec_pktbuf *)me->me_epb.dma_vaddr;
-	epb->pb_addr = htole32(me->me_E.dma_paddr);
-	epb->pb_next = 0;
-	epb->pb_len = htole32((ebits + 7) / 8);
-
-#ifdef UBSEC_DEBUG
-	printf("Epb ");
-	ubsec_dump_pb(epb);
-#endif
-
-	mcr->mcr_pkts = htole16(1);
-	mcr->mcr_flags = 0;
-	mcr->mcr_cmdctxp = htole32(me->me_q.q_ctx.dma_paddr);
-	mcr->mcr_reserved = 0;
-	mcr->mcr_pktlen = 0;
-
-	mcr->mcr_ipktbuf.pb_addr = htole32(me->me_M.dma_paddr);
-	mcr->mcr_ipktbuf.pb_len = htole32(normbits / 8);
-	mcr->mcr_ipktbuf.pb_next = htole32(me->me_epb.dma_paddr);
-
-	mcr->mcr_opktbuf.pb_addr = htole32(me->me_C.dma_paddr);
-	mcr->mcr_opktbuf.pb_next = 0;
-	mcr->mcr_opktbuf.pb_len = htole32(normbits / 8);
-
-#ifdef DIAGNOSTIC
-	/* Misaligned output buffer will hang the chip. */
-	if ((letoh32(mcr->mcr_opktbuf.pb_addr) & 3) != 0)
-		panic("%s: modexp invalid addr 0x%x",
-		    sc->sc_dv.dv_xname, letoh32(mcr->mcr_opktbuf.pb_addr));
-	if ((letoh32(mcr->mcr_opktbuf.pb_len) & 3) != 0)
-		panic("%s: modexp invalid len 0x%x",
-		    sc->sc_dv.dv_xname, letoh32(mcr->mcr_opktbuf.pb_len));
-#endif
-
-	ctx = (struct ubsec_ctx_modexp *)me->me_q.q_ctx.dma_vaddr;
-	bzero(ctx, sizeof(*ctx));
-	bcopy(krp->krp_param[UBS_MODEXP_PAR_N].crp_p, ctx->me_N,
-	    (nbits + 7) / 8);
-	ctx->me_len = htole16((normbits / 8) + (4 * sizeof(u_int16_t)));
-	ctx->me_op = htole16(UBS_CTXOP_MODEXP);
-	ctx->me_E_len = htole16(ebits);
-	ctx->me_N_len = htole16(nbits);
-
-#ifdef UBSEC_DEBUG
-	ubsec_dump_mcr(mcr);
-	ubsec_dump_ctx2((struct ubsec_ctx_keyop *)ctx);
-#endif
-
-	/*
-	 * ubsec_feed2 will sync mcr and ctx, we just need to sync
-	 * everything else.
-	 */
-	bus_dmamap_sync(sc->sc_dmat, me->me_M.dma_map,
-	    0, me->me_M.dma_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-	bus_dmamap_sync(sc->sc_dmat, me->me_E.dma_map,
-	    0, me->me_E.dma_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-	bus_dmamap_sync(sc->sc_dmat, me->me_C.dma_map,
-	    0, me->me_C.dma_map->dm_mapsize, BUS_DMASYNC_PREREAD);
-	bus_dmamap_sync(sc->sc_dmat, me->me_epb.dma_map,
-	    0, me->me_epb.dma_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-
-	/* Enqueue and we're done... */
-	s = splnet();
-	SIMPLEQ_INSERT_TAIL(&sc->sc_queue2, &me->me_q, q_next);
-	ubsec_feed2(sc);
-	splx(s);
-
-	return (0);
-
-errout:
-	if (me != NULL) {
-		if (me->me_q.q_mcr.dma_map != NULL)
-			ubsec_dma_free(sc, &me->me_q.q_mcr);
-		if (me->me_q.q_ctx.dma_map != NULL) {
-			bzero(me->me_q.q_ctx.dma_vaddr, me->me_q.q_ctx.dma_size);
-			ubsec_dma_free(sc, &me->me_q.q_ctx);
-		}
-		if (me->me_M.dma_map != NULL) {
-			bzero(me->me_M.dma_vaddr, me->me_M.dma_size);
-			ubsec_dma_free(sc, &me->me_M);
-		}
-		if (me->me_E.dma_map != NULL) {
-			bzero(me->me_E.dma_vaddr, me->me_E.dma_size);
-			ubsec_dma_free(sc, &me->me_E);
-		}
-		if (me->me_C.dma_map != NULL) {
-			bzero(me->me_C.dma_vaddr, me->me_C.dma_size);
-			ubsec_dma_free(sc, &me->me_C);
-		}
-		if (me->me_epb.dma_map != NULL)
-			ubsec_dma_free(sc, &me->me_epb);
-		free(me, M_DEVBUF);
-	}
-	krp->krp_status = err;
-	crypto_kdone(krp);
-	return (0);
-}
-
-int
-ubsec_kprocess_rsapriv(struct ubsec_softc *sc, struct cryptkop *krp)
-{
-	struct ubsec_q2_rsapriv *rp = NULL;
-	struct ubsec_mcr *mcr;
-	struct ubsec_ctx_rsapriv *ctx;
-	int err = 0, s;
-	u_int padlen, msglen;
-
-	msglen = ubsec_ksigbits(&krp->krp_param[UBS_RSAPRIV_PAR_P]);
-	padlen = ubsec_ksigbits(&krp->krp_param[UBS_RSAPRIV_PAR_Q]);
-	if (msglen > padlen)
-		padlen = msglen;
-
-	if (padlen <= 256)
-		padlen = 256;
-	else if (padlen <= 384)
-		padlen = 384;
-	else if (padlen <= 512)
-		padlen = 512;
-	else if (sc->sc_flags & UBS_FLAGS_BIGKEY && padlen <= 768)
-		padlen = 768;
-	else if (sc->sc_flags & UBS_FLAGS_BIGKEY && padlen <= 1024)
-		padlen = 1024;
-	else {
-		err = E2BIG;
-		goto errout;
-	}
-
-	if (ubsec_ksigbits(&krp->krp_param[UBS_RSAPRIV_PAR_DP]) > padlen) {
-		err = E2BIG;
-		goto errout;
-	}
-
-	if (ubsec_ksigbits(&krp->krp_param[UBS_RSAPRIV_PAR_DQ]) > padlen) {
-		err = E2BIG;
-		goto errout;
-	}
-
-	if (ubsec_ksigbits(&krp->krp_param[UBS_RSAPRIV_PAR_PINV]) > padlen) {
-		err = E2BIG;
-		goto errout;
-	}
-
-	rp = malloc(sizeof *rp, M_DEVBUF, M_NOWAIT | M_ZERO);
-	if (rp == NULL)
-		return (ENOMEM);
-	rp->rpr_krp = krp;
-	rp->rpr_q.q_type = UBS_CTXOP_RSAPRIV;
-
-	if (ubsec_dma_malloc(sc, sizeof(struct ubsec_mcr),
-	    &rp->rpr_q.q_mcr, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	mcr = (struct ubsec_mcr *)rp->rpr_q.q_mcr.dma_vaddr;
-
-	if (ubsec_dma_malloc(sc, sizeof(struct ubsec_ctx_rsapriv),
-	    &rp->rpr_q.q_ctx, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	ctx = (struct ubsec_ctx_rsapriv *)rp->rpr_q.q_ctx.dma_vaddr;
-	bzero(ctx, sizeof *ctx);
-
-	/* Copy in p */
-	bcopy(krp->krp_param[UBS_RSAPRIV_PAR_P].crp_p,
-	    &ctx->rpr_buf[0 * (padlen / 8)],
-	    (krp->krp_param[UBS_RSAPRIV_PAR_P].crp_nbits + 7) / 8);
-
-	/* Copy in q */
-	bcopy(krp->krp_param[UBS_RSAPRIV_PAR_Q].crp_p,
-	    &ctx->rpr_buf[1 * (padlen / 8)],
-	    (krp->krp_param[UBS_RSAPRIV_PAR_Q].crp_nbits + 7) / 8);
-
-	/* Copy in dp */
-	bcopy(krp->krp_param[UBS_RSAPRIV_PAR_DP].crp_p,
-	    &ctx->rpr_buf[2 * (padlen / 8)],
-	    (krp->krp_param[UBS_RSAPRIV_PAR_DP].crp_nbits + 7) / 8);
-
-	/* Copy in dq */
-	bcopy(krp->krp_param[UBS_RSAPRIV_PAR_DQ].crp_p,
-	    &ctx->rpr_buf[3 * (padlen / 8)],
-	    (krp->krp_param[UBS_RSAPRIV_PAR_DQ].crp_nbits + 7) / 8);
-
-	/* Copy in pinv */
-	bcopy(krp->krp_param[UBS_RSAPRIV_PAR_PINV].crp_p,
-	    &ctx->rpr_buf[4 * (padlen / 8)],
-	    (krp->krp_param[UBS_RSAPRIV_PAR_PINV].crp_nbits + 7) / 8);
-
-	msglen = padlen * 2;
-
-	/* Copy in input message (aligned buffer/length). */
-	if (ubsec_ksigbits(&krp->krp_param[UBS_RSAPRIV_PAR_MSGIN]) > msglen) {
-		/* Is this likely? */
-		err = E2BIG;
-		goto errout;
-	}
-	if (ubsec_dma_malloc(sc, (msglen + 7) / 8, &rp->rpr_msgin, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	bzero(rp->rpr_msgin.dma_vaddr, (msglen + 7) / 8);
-	bcopy(krp->krp_param[UBS_RSAPRIV_PAR_MSGIN].crp_p,
-	    rp->rpr_msgin.dma_vaddr,
-	    (krp->krp_param[UBS_RSAPRIV_PAR_MSGIN].crp_nbits + 7) / 8);
-
-	/* Prepare space for output message (aligned buffer/length). */
-	if (ubsec_ksigbits(&krp->krp_param[UBS_RSAPRIV_PAR_MSGOUT]) < msglen) {
-		/* Is this likely? */
-		err = E2BIG;
-		goto errout;
-	}
-	if (ubsec_dma_malloc(sc, (msglen + 7) / 8, &rp->rpr_msgout, 0)) {
-		err = ENOMEM;
-		goto errout;
-	}
-	bzero(rp->rpr_msgout.dma_vaddr, (msglen + 7) / 8);
-
-	mcr->mcr_pkts = htole16(1);
-	mcr->mcr_flags = 0;
-	mcr->mcr_cmdctxp = htole32(rp->rpr_q.q_ctx.dma_paddr);
-	mcr->mcr_ipktbuf.pb_addr = htole32(rp->rpr_msgin.dma_paddr);
-	mcr->mcr_ipktbuf.pb_next = 0;
-	mcr->mcr_ipktbuf.pb_len = htole32(rp->rpr_msgin.dma_size);
-	mcr->mcr_reserved = 0;
-	mcr->mcr_pktlen = htole16(msglen);
-	mcr->mcr_opktbuf.pb_addr = htole32(rp->rpr_msgout.dma_paddr);
-	mcr->mcr_opktbuf.pb_next = 0;
-	mcr->mcr_opktbuf.pb_len = htole32(rp->rpr_msgout.dma_size);
-
-#ifdef DIAGNOSTIC
-	if (rp->rpr_msgin.dma_paddr & 3 || rp->rpr_msgin.dma_size & 3) {
-		panic("%s: rsapriv: invalid msgin %p(0x%x)",
-		    sc->sc_dv.dv_xname, rp->rpr_msgin.dma_paddr,
-		    rp->rpr_msgin.dma_size);
-	}
-	if (rp->rpr_msgout.dma_paddr & 3 || rp->rpr_msgout.dma_size & 3) {
-		panic("%s: rsapriv: invalid msgout %p(0x%x)",
-		    sc->sc_dv.dv_xname, rp->rpr_msgout.dma_paddr,
-		    rp->rpr_msgout.dma_size);
-	}
-#endif
-
-	ctx->rpr_len = (sizeof(u_int16_t) * 4) + (5 * (padlen / 8));
-	ctx->rpr_op = htole16(UBS_CTXOP_RSAPRIV);
-	ctx->rpr_q_len = htole16(padlen);
-	ctx->rpr_p_len = htole16(padlen);
-
-	/*
-	 * ubsec_feed2 will sync mcr and ctx, we just need to sync
-	 * everything else.
-	 */
-	bus_dmamap_sync(sc->sc_dmat, rp->rpr_msgin.dma_map,
-	    0, rp->rpr_msgin.dma_map->dm_mapsize, BUS_DMASYNC_PREWRITE);
-	bus_dmamap_sync(sc->sc_dmat, rp->rpr_msgout.dma_map,
-	    0, rp->rpr_msgout.dma_map->dm_mapsize, BUS_DMASYNC_PREREAD);
-
-	/* Enqueue and we're done... */
-	s = splnet();
-	SIMPLEQ_INSERT_TAIL(&sc->sc_queue2, &rp->rpr_q, q_next);
-	ubsec_feed2(sc);
-	splx(s);
-	return (0);
-
-errout:
-	if (rp != NULL) {
-		if (rp->rpr_q.q_mcr.dma_map != NULL)
-			ubsec_dma_free(sc, &rp->rpr_q.q_mcr);
-		if (rp->rpr_msgin.dma_map != NULL) {
-			bzero(rp->rpr_msgin.dma_vaddr, rp->rpr_msgin.dma_size);
-			ubsec_dma_free(sc, &rp->rpr_msgin);
-		}
-		if (rp->rpr_msgout.dma_map != NULL) {
-			bzero(rp->rpr_msgout.dma_vaddr, rp->rpr_msgout.dma_size);
-			ubsec_dma_free(sc, &rp->rpr_msgout);
-		}
-		free(rp, M_DEVBUF);
-	}
-	krp->krp_status = err;
-	crypto_kdone(krp);
-	return (0);
-}
-
-void
-ubsec_dump_pb(struct ubsec_pktbuf *pb)
-{
-	printf("addr 0x%x (0x%x) next 0x%x\n",
-	    pb->pb_addr, pb->pb_len, pb->pb_next);
-}
-
-void
-ubsec_dump_ctx2(struct ubsec_ctx_keyop *c)
-{
-	printf("CTX (0x%x):\n", c->ctx_len);
-	switch (letoh16(c->ctx_op)) {
-	case UBS_CTXOP_RNGBYPASS:
-	case UBS_CTXOP_RNGSHA1:
-		break;
-	case UBS_CTXOP_MODEXP:
-	{
-		struct ubsec_ctx_modexp *cx = (void *)c;
-		int i, len;
-
-		printf(" Elen %u, Nlen %u\n",
-		    letoh16(cx->me_E_len), letoh16(cx->me_N_len));
-		len = (cx->me_N_len + 7)/8;
-		for (i = 0; i < len; i++)
-			printf("%s%02x", (i == 0) ? " N: " : ":", cx->me_N[i]);
-		printf("\n");
-		break;
-	}
-	default:
-		printf("unknown context: %x\n", c->ctx_op);
-	}
-	printf("END CTX\n");
-}
-
-void
-ubsec_dump_mcr(struct ubsec_mcr *mcr)
-{
-	struct ubsec_mcr_add *ma;
-	int i;
-
-	printf("MCR:\n");
-	printf(" pkts: %u, flags 0x%x\n",
-	    letoh16(mcr->mcr_pkts), letoh16(mcr->mcr_flags));
-	ma = (struct ubsec_mcr_add *)&mcr->mcr_cmdctxp;
-	for (i = 0; i < letoh16(mcr->mcr_pkts); i++) {
-		printf(" %d: ctx 0x%x len 0x%x rsvd 0x%x\n", i,
-		    letoh32(ma->mcr_cmdctxp), letoh16(ma->mcr_pktlen),
-		    letoh16(ma->mcr_reserved));
-		printf(" %d: ipkt ", i);
-		ubsec_dump_pb(&ma->mcr_ipktbuf);
-		printf(" %d: opkt ", i);
-		ubsec_dump_pb(&ma->mcr_opktbuf);
-		ma++;
-	}
-	printf("END MCR\n");
-}
-
-/*
- * Return the number of significant bits of a big number.
- */
-int
-ubsec_ksigbits(struct crparam *cr)
-{
-	u_int plen = (cr->crp_nbits + 7) / 8;
-	int i, sig = plen * 8;
-	u_int8_t c, *p = cr->crp_p;
-
-	for (i = plen - 1; i >= 0; i--) {
-		c = p[i];
-		if (c != 0) {
-			while ((c & 0x80) == 0) {
-				sig--;
-				c <<= 1;
-			}
-			break;
-		}
-		sig -= 8;
-	}
-	return (sig);
-}
-
-void
-ubsec_kshift_r(u_int shiftbits, u_int8_t *src, u_int srcbits,
-    u_int8_t *dst, u_int dstbits)
-{
-	u_int slen, dlen;
-	int i, si, di, n;
-
-	slen = (srcbits + 7) / 8;
-	dlen = (dstbits + 7) / 8;
-
-	for (i = 0; i < slen; i++)
-		dst[i] = src[i];
-	for (i = 0; i < dlen - slen; i++)
-		dst[slen + i] = 0;
-
-	n = shiftbits / 8;
-	if (n != 0) {
-		si = dlen - n - 1;
-		di = dlen - 1;
-		while (si >= 0)
-			dst[di--] = dst[si--];
-		while (di >= 0)
-			dst[di--] = 0;
-	}
-
-	n = shiftbits % 8;
-	if (n != 0) {
-		for (i = dlen - 1; i > 0; i--)
-			dst[i] = (dst[i] << n) |
-			    (dst[i - 1] >> (8 - n));
-		dst[0] = dst[0] << n;
-	}
-}
-
-void
-ubsec_kshift_l(u_int shiftbits, u_int8_t *src, u_int srcbits,
-    u_int8_t *dst, u_int dstbits)
-{
-	int slen, dlen, i, n;
-
-	slen = (srcbits + 7) / 8;
-	dlen = (dstbits + 7) / 8;
-
-	n = shiftbits / 8;
-	for (i = 0; i < slen; i++)
-		dst[i] = src[i + n];
-	for (i = 0; i < dlen - slen; i++)
-		dst[slen + i] = 0;
-
-	n = shiftbits % 8;
-	if (n != 0) {
-		for (i = 0; i < (dlen - 1); i++)
-			dst[i] = (dst[i] >> n) | (dst[i + 1] << (8 - n));
-		dst[dlen - 1] = dst[dlen - 1] >> n;
-	}
-}

package/ubsec_ssb/src/openbsd/ubsecreg.h

@@ -1,193 +0,0 @@
-/*	$OpenBSD: ubsecreg.h,v 1.11.2.6 2003/06/07 11:02:31 ho Exp $	*/
-
-/*
- * Copyright (c) 2000 Theo de Raadt
- * Copyright (c) 2001 Patrik Lindergren ([email protected])
- *
- * 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. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
- *
- * Effort sponsored in part by the Defense Advanced Research Projects
- * Agency (DARPA) and Air Force Research Laboratory, Air Force
- * Materiel Command, USAF, under agreement number F30602-01-2-0537.
- *
- */
-
-/*
- * Register definitions for 5601 BlueSteel Networks Ubiquitous Broadband
- * Security "uBSec" chip.  Definitions from revision 2.8 of the product
- * datasheet.
- */
-
-#define BS_BAR			0x10	/* DMA base address register */
-#define	BS_TRDY_TIMEOUT		0x40	/* TRDY timeout */
-#define	BS_RETRY_TIMEOUT	0x41	/* DMA retry timeout */
-
-#define	UBS_PCI_RTY_SHIFT			8
-#define	UBS_PCI_RTY_MASK			0xff
-#define	UBS_PCI_RTY(misc) \
-    (((misc) >> UBS_PCI_RTY_SHIFT) & UBS_PCI_RTY_MASK)
-
-#define	UBS_PCI_TOUT_SHIFT			0
-#define	UBS_PCI_TOUT_MASK			0xff
-#define	UBS_PCI_TOUT(misc) \
-    (((misc) >> PCI_TOUT_SHIFT) & PCI_TOUT_MASK)
-
-/*
- * DMA Control & Status Registers (offset from BS_BAR)
- */
-#define	BS_MCR1		0x00	/* DMA Master Command Record 1 */
-#define	BS_CTRL		0x04	/* DMA Control */
-#define	BS_STAT		0x08	/* DMA Status */
-#define	BS_ERR		0x0c	/* DMA Error Address */
-#define	BS_MCR2		0x10	/* DMA Master Command Record 2 */
-
-/* BS_CTRL - DMA Control */
-#define	BS_CTRL_RESET		0x80000000	/* hardware reset, 5805/5820 */
-#define	BS_CTRL_MCR2INT		0x40000000	/* enable intr MCR for MCR2 */
-#define	BS_CTRL_MCR1INT		0x20000000	/* enable intr MCR for MCR1 */
-#define	BS_CTRL_OFM		0x10000000	/* Output fragment mode */
-#define	BS_CTRL_BE32		0x08000000	/* big-endian, 32bit bytes */
-#define	BS_CTRL_BE64		0x04000000	/* big-endian, 64bit bytes */
-#define	BS_CTRL_DMAERR		0x02000000	/* enable intr DMA error */
-#define	BS_CTRL_RNG_M		0x01800000	/* RNG mode */
-#define	BS_CTRL_RNG_1		0x00000000	/* 1bit rn/one slow clock */
-#define	BS_CTRL_RNG_4		0x00800000	/* 1bit rn/four slow clocks */
-#define	BS_CTRL_RNG_8		0x01000000	/* 1bit rn/eight slow clocks */
-#define	BS_CTRL_RNG_16		0x01800000	/* 1bit rn/16 slow clocks */
-#define	BS_CTRL_SWNORM		0x00400000	/* 582[01], sw normalization */
-#define	BS_CTRL_FRAG_M		0x0000ffff	/* output fragment size mask */
-#define	BS_CTRL_LITTLE_ENDIAN	(BS_CTRL_BE32 | BS_CTRL_BE64)
-
-/* BS_STAT - DMA Status */
-#define	BS_STAT_MCR1_BUSY	0x80000000	/* MCR1 is busy */
-#define	BS_STAT_MCR1_FULL	0x40000000	/* MCR1 is full */
-#define	BS_STAT_MCR1_DONE	0x20000000	/* MCR1 is done */
-#define	BS_STAT_DMAERR		0x10000000	/* DMA error */
-#define	BS_STAT_MCR2_FULL	0x08000000	/* MCR2 is full */
-#define	BS_STAT_MCR2_DONE	0x04000000	/* MCR2 is done */
-#define	BS_STAT_MCR1_ALLEMPTY	0x02000000	/* 5821, MCR1 is empty */
-#define	BS_STAT_MCR2_ALLEMPTY	0x01000000	/* 5821, MCR2 is empty */
-
-/* BS_ERR - DMA Error Address */
-#define	BS_ERR_ADDR		0xfffffffc	/* error address mask */
-#define	BS_ERR_READ		0x00000002	/* fault was on read */
-
-struct ubsec_pktctx {
-	u_int32_t	pc_deskey[6];		/* 3DES key */
-	u_int32_t	pc_hminner[5];		/* hmac inner state */
-	u_int32_t	pc_hmouter[5];		/* hmac outer state */
-	u_int32_t	pc_iv[2];		/* [3]DES iv */
-	u_int16_t	pc_flags;		/* flags, below */
-	u_int16_t	pc_offset;		/* crypto offset */
-};
-#define	UBS_PKTCTX_ENC_3DES	0x8000		/* use 3des */
-#define	UBS_PKTCTX_ENC_NONE	0x0000		/* no encryption */
-#define	UBS_PKTCTX_INBOUND	0x4000		/* inbound packet */
-#define	UBS_PKTCTX_AUTH		0x3000		/* authentication mask */
-#define	UBS_PKTCTX_AUTH_NONE	0x0000		/* no authentication */
-#define	UBS_PKTCTX_AUTH_MD5	0x1000		/* use hmac-md5 */
-#define	UBS_PKTCTX_AUTH_SHA1	0x2000		/* use hmac-sha1 */
-
-struct ubsec_pktctx_long {
-	volatile u_int16_t	pc_len;		/* length of ctx struct */
-	volatile u_int16_t	pc_type;	/* context type, 0 */
-	volatile u_int16_t	pc_flags;	/* flags, same as above */
-	volatile u_int16_t	pc_offset;	/* crypto/auth offset */
-	volatile u_int32_t	pc_deskey[6];	/* 3DES key */
-	volatile u_int32_t	pc_iv[2];	/* [3]DES iv */
-	volatile u_int32_t	pc_hminner[5];	/* hmac inner state */
-	volatile u_int32_t	pc_hmouter[5];	/* hmac outer state */
-};
-#define	UBS_PKTCTX_TYPE_IPSEC	0x0000
-
-struct ubsec_pktbuf {
-	volatile u_int32_t	pb_addr;	/* address of buffer start */
-	volatile u_int32_t	pb_next;	/* pointer to next pktbuf */
-	volatile u_int32_t	pb_len;		/* packet length */
-};
-#define	UBS_PKTBUF_LEN		0x0000ffff	/* length mask */
-
-struct ubsec_mcr {
-	volatile u_int16_t	mcr_pkts;	/* #pkts in this mcr */
-	volatile u_int16_t	mcr_flags;	/* mcr flags (below) */
-	volatile u_int32_t	mcr_cmdctxp;	/* command ctx pointer */
-	struct ubsec_pktbuf	mcr_ipktbuf;	/* input chain header */
-	volatile u_int16_t	mcr_reserved;
-	volatile u_int16_t	mcr_pktlen;
-	struct ubsec_pktbuf	mcr_opktbuf;	/* output chain header */
-};
-
-struct ubsec_mcr_add {
-	volatile u_int32_t	mcr_cmdctxp;	/* command ctx pointer */
-	struct ubsec_pktbuf	mcr_ipktbuf;	/* input chain header */
-	volatile u_int16_t	mcr_reserved;
-	volatile u_int16_t	mcr_pktlen;
-	struct ubsec_pktbuf	mcr_opktbuf;	/* output chain header */
-};
-
-#define	UBS_MCR_DONE		0x0001		/* mcr has been processed */
-#define	UBS_MCR_ERROR		0x0002		/* error in processing */
-#define	UBS_MCR_ERRORCODE	0xff00		/* error type */
-
-struct ubsec_ctx_keyop {
-	volatile u_int16_t	ctx_len;	/* command length */
-	volatile u_int16_t	ctx_op;		/* operation code */
-	volatile u_int8_t	ctx_pad[60];	/* padding */
-};
-#define	UBS_CTXOP_DHPKGEN	0x01		/* dh public key generation */
-#define	UBS_CTXOP_DHSSGEN	0x02		/* dh shared secret gen. */
-#define	UBS_CTXOP_RSAPUB	0x03		/* rsa public key op */
-#define	UBS_CTXOP_RSAPRIV	0x04		/* rsa private key op */
-#define	UBS_CTXOP_DSASIGN	0x05		/* dsa signing op */
-#define	UBS_CTXOP_DSAVRFY	0x06		/* dsa verification */
-#define	UBS_CTXOP_RNGBYPASS	0x41		/* rng direct test mode */
-#define	UBS_CTXOP_RNGSHA1	0x42		/* rng sha1 test mode */
-#define	UBS_CTXOP_MODADD	0x43		/* modular addition */
-#define	UBS_CTXOP_MODSUB	0x44		/* modular subtraction */
-#define	UBS_CTXOP_MODMUL	0x45		/* modular multiplication */
-#define	UBS_CTXOP_MODRED	0x46		/* modular reduction */
-#define	UBS_CTXOP_MODEXP	0x47		/* modular exponentiation */
-#define	UBS_CTXOP_MODINV	0x48		/* modular inverse */
-
-struct ubsec_ctx_rngbypass {
-	volatile u_int16_t	rbp_len;	/* command length, 64 */
-	volatile u_int16_t	rbp_op;		/* rng bypass, 0x41 */
-	volatile u_int8_t	rbp_pad[60];	/* padding */
-};
-
-/* modexp: C = (M ^ E) mod N */
-struct ubsec_ctx_modexp {
-	volatile u_int16_t	me_len;		/* command length */
-	volatile u_int16_t	me_op;		/* modexp, 0x47 */
-	volatile u_int16_t	me_E_len;	/* E (bits) */
-	volatile u_int16_t	me_N_len;	/* N (bits) */
-	u_int8_t		me_N[2048/8];	/* N */
-};
-
-struct ubsec_ctx_rsapriv {
-	volatile u_int16_t	rpr_len;	/* command length */
-	volatile u_int16_t	rpr_op;		/* rsaprivate, 0x04 */
-	volatile u_int16_t	rpr_q_len;	/* q (bits) */
-	volatile u_int16_t	rpr_p_len;	/* p (bits) */
-	u_int8_t		rpr_buf[5 * 1024 / 8];	/* parameters: */
-						/* p, q, dp, dq, pinv */
-};

package/ubsec_ssb/src/openbsd/ubsecvar.h

@@ -1,195 +0,0 @@
-/*	$OpenBSD: ubsecvar.h,v 1.15.2.5 2003/06/07 11:02:31 ho Exp $	*/
-
-/*
- * Copyright (c) 2000 Theo de Raadt
- * Copyright (c) 2001 Patrik Lindergren ([email protected])
- *
- * 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. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
- *
- * Effort sponsored in part by the Defense Advanced Research Projects
- * Agency (DARPA) and Air Force Research Laboratory, Air Force
- * Materiel Command, USAF, under agreement number F30602-01-2-0537.
- *
- */
-
-/* Maximum queue length */
-#ifndef UBS_MAX_NQUEUE
-#define UBS_MAX_NQUEUE		60
-#endif
-
-#define	UBS_MAX_SCATTER		64	/* Maximum scatter/gather depth */
-
-#ifndef UBS_MAX_AGGR
-#define	UBS_MAX_AGGR		5	/* Maximum aggregation count */
-#endif
-
-#define	UBSEC_CARD(sid)		(((sid) & 0xf0000000) >> 28)
-#define	UBSEC_SESSION(sid)	( (sid) & 0x0fffffff)
-#define	UBSEC_SID(crd, sesn)	(((crd) << 28) | ((sesn) & 0x0fffffff))
-
-#define UBS_DEF_RTY		0xff	/* PCI Retry Timeout */
-#define UBS_DEF_TOUT		0xff	/* PCI TRDY Timeout */
-#define UBS_DEF_CACHELINE	0x01	/* Cache Line setting */
-
-struct ubsec_dma_alloc {
-	u_int32_t		dma_paddr;
-	caddr_t			dma_vaddr;
-	bus_dmamap_t		dma_map;
-	bus_dma_segment_t	dma_seg;
-	bus_size_t		dma_size;
-	int			dma_nseg;
-};
-
-struct ubsec_q2 {
-	SIMPLEQ_ENTRY(ubsec_q2)		q_next;
-	struct ubsec_dma_alloc		q_mcr;
-	struct ubsec_dma_alloc		q_ctx;
-	u_int				q_type;
-};
-
-struct ubsec_q2_rng {
-	struct ubsec_q2			rng_q;
-	struct ubsec_dma_alloc		rng_buf;
-	int				rng_used;
-};
-
-/* C = (M ^ E) mod N */
-#define	UBS_MODEXP_PAR_M	0
-#define	UBS_MODEXP_PAR_E	1
-#define	UBS_MODEXP_PAR_N	2
-struct ubsec_q2_modexp {
-	struct ubsec_q2			me_q;
-	struct cryptkop *		me_krp;
-	struct ubsec_dma_alloc		me_M;
-	struct ubsec_dma_alloc		me_E;
-	struct ubsec_dma_alloc		me_C;
-	struct ubsec_dma_alloc		me_epb;
-	int				me_modbits;
-	int				me_shiftbits;
-	int				me_normbits;
-};
-
-#define	UBS_RSAPRIV_PAR_P	0
-#define	UBS_RSAPRIV_PAR_Q	1
-#define	UBS_RSAPRIV_PAR_DP	2
-#define	UBS_RSAPRIV_PAR_DQ	3
-#define	UBS_RSAPRIV_PAR_PINV	4
-#define	UBS_RSAPRIV_PAR_MSGIN	5
-#define	UBS_RSAPRIV_PAR_MSGOUT	6
-struct ubsec_q2_rsapriv {
-	struct ubsec_q2			rpr_q;
-	struct cryptkop *		rpr_krp;
-	struct ubsec_dma_alloc		rpr_msgin;
-	struct ubsec_dma_alloc		rpr_msgout;
-};
-
-#define	UBSEC_RNG_BUFSIZ	16		/* measured in 32bit words */
-
-struct ubsec_dmachunk {
-	struct ubsec_mcr	d_mcr;
-	struct ubsec_mcr_add	d_mcradd[UBS_MAX_AGGR-1];
-	struct ubsec_pktbuf	d_sbuf[UBS_MAX_SCATTER-1];
-	struct ubsec_pktbuf	d_dbuf[UBS_MAX_SCATTER-1];
-	u_int32_t		d_macbuf[5];
-	union {
-		struct ubsec_pktctx_long	ctxl;
-		struct ubsec_pktctx		ctx;
-	} d_ctx;
-};
-
-struct ubsec_dma {
-	SIMPLEQ_ENTRY(ubsec_dma)	d_next;
-	struct ubsec_dmachunk		*d_dma;
-	struct ubsec_dma_alloc		d_alloc;
-};
-
-#define	UBS_FLAGS_KEY		0x01		/* has key accelerator */
-#define	UBS_FLAGS_LONGCTX	0x02		/* uses long ipsec ctx */
-#define	UBS_FLAGS_BIGKEY	0x04		/* 2048bit keys */
-#define	UBS_FLAGS_HWNORM	0x08		/* hardware normalization */
-#define	UBS_FLAGS_RNG		0x10		/* hardware rng */
-
-struct ubsec_q {
-	SIMPLEQ_ENTRY(ubsec_q)		q_next;
-	int				q_nstacked_mcrs;
-	struct ubsec_q			*q_stacked_mcr[UBS_MAX_AGGR-1];
-	struct cryptop			*q_crp;
-	struct ubsec_dma		*q_dma;
-
-	struct mbuf			*q_src_m, *q_dst_m;
-	struct uio			*q_src_io, *q_dst_io;
-
-	bus_dmamap_t			q_src_map;
-	bus_dmamap_t			q_dst_map;
-
-	int				q_sesn;
-	int				q_flags;
-};
-
-struct ubsec_softc {
-	struct	device		sc_dv;		/* generic device */
-	void			*sc_ih;		/* interrupt handler cookie */
-	bus_space_handle_t	sc_sh;		/* memory handle */
-	bus_space_tag_t		sc_st;		/* memory tag */
-	bus_dma_tag_t		sc_dmat;	/* dma tag */
-	int			sc_flags;	/* device specific flags */
-	u_int32_t		sc_statmask;	/* interrupt status mask */
-	int32_t			sc_cid;		/* crypto tag */
-	SIMPLEQ_HEAD(,ubsec_q)	sc_queue;	/* packet queue, mcr1 */
-	int			sc_nqueue;	/* count enqueued, mcr1 */
-	SIMPLEQ_HEAD(,ubsec_q)	sc_qchip;	/* on chip, mcr1 */
-	SIMPLEQ_HEAD(,ubsec_q)	sc_freequeue;	/* list of free queue elements */
-	SIMPLEQ_HEAD(,ubsec_q2)	sc_queue2;	/* packet queue, mcr2 */
-	int			sc_nqueue2;	/* count enqueued, mcr2 */
-	SIMPLEQ_HEAD(,ubsec_q2)	sc_qchip2;	/* on chip, mcr2 */
-	int			sc_nsessions;	/* # of sessions */
-	struct ubsec_session	*sc_sessions;	/* sessions */
-	struct timeout		sc_rngto;	/* rng timeout */
-	int			sc_rnghz;	/* rng poll time */
-	struct ubsec_q2_rng	sc_rng;
-	struct ubsec_dma	sc_dmaa[UBS_MAX_NQUEUE];
-	struct ubsec_q		*sc_queuea[UBS_MAX_NQUEUE];
-	SIMPLEQ_HEAD(,ubsec_q2)	sc_q2free;	/* free list */
-};
-
-#define	UBSEC_QFLAGS_COPYOUTIV		0x1
-
-struct ubsec_session {
-	u_int32_t	ses_used;
-	u_int32_t	ses_deskey[6];		/* 3DES key */
-	u_int32_t	ses_hminner[5];		/* hmac inner state */
-	u_int32_t	ses_hmouter[5];		/* hmac outer state */
-	u_int32_t	ses_iv[2];		/* [3]DES iv */
-};
-
-struct ubsec_stats {
-	u_int64_t hst_ibytes;
-	u_int64_t hst_obytes;
-	u_int32_t hst_ipackets;
-	u_int32_t hst_opackets;
-	u_int32_t hst_invalid;
-	u_int32_t hst_nomem;
-	u_int32_t hst_queuefull;
-	u_int32_t hst_dmaerr;
-	u_int32_t hst_mcrerr;
-	u_int32_t hst_nodmafree;
-};

package/ubsec_ssb/src/ubsec_ssb.c

@@ -45,8 +45,6 @@
  */
 
 #include <linux/kernel.h>
-#include <linux/byteorder/swab.h>
-#include <linux/byteorder/generic.h>
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/proc_fs.h>
@@ -88,8 +86,8 @@
 
 #define DRV_MODULE_NAME     "ubsec_ssb"
 #define PFX DRV_MODULE_NAME ": "
-#define DRV_MODULE_VERSION  "0.01"
-#define DRV_MODULE_RELDATE  "Jan 1, 2008"
+#define DRV_MODULE_VERSION  "0.02"
+#define DRV_MODULE_RELDATE  "Feb 21, 2009"
 
 #if 1
 #define DPRINTF(a...) \