diff options
Diffstat (limited to 'target/linux/coldfire/patches/015-m5445x_cau_crypto.patch')
| -rw-r--r-- | target/linux/coldfire/patches/015-m5445x_cau_crypto.patch | 1937 |
1 files changed, 0 insertions, 1937 deletions
diff --git a/target/linux/coldfire/patches/015-m5445x_cau_crypto.patch b/target/linux/coldfire/patches/015-m5445x_cau_crypto.patch deleted file mode 100644 index dac62e2857..0000000000 --- a/target/linux/coldfire/patches/015-m5445x_cau_crypto.patch +++ /dev/null @@ -1,1937 +0,0 @@ -From 67e24d4008a39fa02a4748a3abf54410b15262b3 Mon Sep 17 00:00:00 2001 -From: Kurt Mahan <kmahan@freescale.com> -Date: Tue, 20 Nov 2007 10:02:16 -0700 -Subject: [PATCH] Add Coldfire CAU crypto support for DES/3DES/AES/MD5/AES. - -LTIBName: m5445x-cau-crypto -Signed-off-by: Kurt Mahan <kmahan@freescale.com> ---- - drivers/crypto/Kconfig | 63 ++++ - drivers/crypto/Makefile | 5 + - drivers/crypto/mcfcau-aes.c | 311 ++++++++++++++++++++ - drivers/crypto/mcfcau-des.c | 437 ++++++++++++++++++++++++++++ - drivers/crypto/mcfcau-md5.c | 654 ++++++++++++++++++++++++++++++++++++++++++ - drivers/crypto/mcfcau-sha1.c | 280 ++++++++++++++++++ - drivers/crypto/mcfcau.c | 32 ++ - drivers/crypto/mcfcau.h | 98 +++++++ - 8 files changed, 1880 insertions(+), 0 deletions(-) - create mode 100644 drivers/crypto/mcfcau-aes.c - create mode 100644 drivers/crypto/mcfcau-des.c - create mode 100644 drivers/crypto/mcfcau-md5.c - create mode 100644 drivers/crypto/mcfcau-sha1.c - create mode 100644 drivers/crypto/mcfcau.c - create mode 100644 drivers/crypto/mcfcau.h - ---- a/drivers/crypto/Kconfig -+++ b/drivers/crypto/Kconfig -@@ -60,6 +60,69 @@ config CRYPTO_DEV_GEODE - To compile this driver as a module, choose M here: the module - will be called geode-aes. - -+config CRYPTO_DEV_MCFCAU -+ bool "Support for Freescale Coldfire Cryptographic Acceleration Unit (CAU)" -+ depends on M54455 -+ select CRYPTO_ALGAPI -+ help -+ The cryptographic acceleration unit (CAU) is a ColdFire coprocessor -+ implementing a set of specialized operations in hardware. For example, you can -+ find it on MCF54455. -+ -+config CRYPTO_DEV_MCFCAU_DES -+ tristate "DES and Triple DES cipher algorithms (MCF54455)" -+ depends on CRYPTO_DEV_MCFCAU -+ select CRYPTO_ALGAPI -+ select CRYPTO_BLKCIPHER -+ help -+ DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3). -+ -+ Say 'Y' here to use the CAU coprocessor for -+ the CryptoAPI DES and 3DES alogrithms. -+ -+ To compile this driver as a module, choose M here: the module -+ will be called mcfcau-des. -+ -+config CRYPTO_DEV_MCFCAU_AES -+ tristate "AES cipher algorithm (MCF54455)" -+ depends on CRYPTO_DEV_MCFCAU -+ select CRYPTO_ALGAPI -+ select CRYPTO_BLKCIPHER -+ help -+ AES cipher algorithm (FIPS 197). -+ -+ Say 'Y' here to use the CAU coprocessor for -+ the CryptoAPI AES alogrithm. -+ -+ To compile this driver as a module, choose M here: the module -+ will be called mcfcau-aes. -+ -+config CRYPTO_DEV_MCFCAU_MD5 -+ tristate "MD5 digest algorithm (MCF54455)" -+ depends on CRYPTO_DEV_MCFCAU -+ select CRYPTO_ALGAPI -+ help -+ MD5 message digest algorithm (RFC1321). -+ -+ Say 'Y' here to use the CAU coprocessor for -+ the CryptoAPI MD5 alogrithm. -+ -+ To compile this driver as a module, choose M here: the module -+ will be called mcfcau-md5. -+ -+config CRYPTO_DEV_MCFCAU_SHA1 -+ tristate "SHA1 digest algorithm (MCF54455)" -+ depends on CRYPTO_DEV_MCFCAU -+ select CRYPTO_ALGAPI -+ help -+ SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2). -+ -+ Say 'Y' here to use the CAU coprocessor for -+ the CryptoAPI SHA1 alogrithm. -+ -+ To compile this driver as a module, choose M here: the module -+ will be called mcfcau-sha1. -+ - config ZCRYPT - tristate "Support for PCI-attached cryptographic adapters" - depends on S390 ---- a/drivers/crypto/Makefile -+++ b/drivers/crypto/Makefile -@@ -2,3 +2,8 @@ obj-$(CONFIG_CRYPTO_DEV_PADLOCK_AES) += - obj-$(CONFIG_CRYPTO_DEV_PADLOCK_SHA) += padlock-sha.o - obj-$(CONFIG_CRYPTO_DEV_GEODE) += geode-aes.o - obj-$(CONFIG_CRYPTO_DEV_HIFN_795X) += hifn_795x.o -+obj-$(CONFIG_CRYPTO_DEV_MCFCAU) += mcfcau.o -+obj-$(CONFIG_CRYPTO_DEV_MCFCAU_DES) += mcfcau-des.o -+obj-$(CONFIG_CRYPTO_DEV_MCFCAU_AES) += mcfcau-aes.o -+obj-$(CONFIG_CRYPTO_DEV_MCFCAU_MD5) += mcfcau-md5.o -+obj-$(CONFIG_CRYPTO_DEV_MCFCAU_SHA1) += mcfcau-sha1.o ---- /dev/null -+++ b/drivers/crypto/mcfcau-aes.c -@@ -0,0 +1,311 @@ -+ /*************************************************************************** -+ * mcfcau-aes.c - Implementation of AES Cipher Algorithm -+ * for Freescale ColdFire Cryptographic Acceleration Unit (CAU). -+ * -+ * Author: Andrey Butok -+ * Copyright Freescale Semiconductor Inc. 2007 -+ * -+ * NOTE: You can find the ColdFire CAU module on MCF54455 and MCF52235. -+ * -+ * This program 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 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 General Public License -+ * for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software Foundation, -+ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ *************************************************************************** -+ * Changes: -+ * v0.01 17 September 2007 Andrey Butok -+ * Initial Release - developed on 2.6.20 Linux kernel. -+ */ -+ -+#include <linux/module.h> -+#include <linux/init.h> -+#include <linux/types.h> -+#include <linux/errno.h> -+#include <linux/crypto.h> -+ -+/* -+#undef DEBUG -+#define DEBUG 1 -+*/ -+ -+#include "mcfcau.h" -+ -+#define MCFCAU_AES_MIN_KEY_SIZE (16) -+#define MCFCAU_AES_MAX_KEY_SIZE (32) -+#define MCFCAU_AES_BLOCK_SIZE (16) -+ -+#define MCFCAU_AES_DRIVER_DESC "AES ColdFire CAU driver" -+#define MCFCAU_AES_DRIVER_VERSION "v0.01" -+ -+struct mcfcau_aes_ctx { -+ int Nr_1; -+ u32 buf[120]; -+ u32 buf_tmp[16]; -+}; -+ -+static u32 mcfcau_rco_tab[10]={ 0x01000000, 0x02000000, 0x04000000, 0x08000000, -+ 0x10000000, 0x20000000, 0x40000000, 0x80000000, -+ 0x1b000000, 0x36000000}; -+ -+int mcfcau_aes_setkey(struct crypto_tfm *tfm, const u8 *in_key, -+ unsigned int key_len) -+{ -+ struct mcfcau_aes_ctx *ctx = crypto_tfm_ctx(tfm); -+ const u32 * key = (const u32 *)in_key; -+ u32 *flags = &tfm->crt_flags; -+ u32 i; -+ u32* key_sch = (&ctx->buf[0]); -+ u32 * temp_p, * rcon_p; -+ u32 Nx; -+ u32 Nk; -+ unsigned long iflags; -+ -+ DBG("\n"); -+ -+ if (key_len % 8) { -+ *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN; -+ return -EINVAL; -+ } -+ -+ Nk = key_len>>2; -+ -+ for(i=0;i<Nk;i++){ -+ key_sch[i] = key[i]; -+ } -+ -+ ctx->Nr_1 = Nk+5; -+ -+ /* Key Expansion */ -+ temp_p=&key_sch[Nk-1]; -+ rcon_p=&mcfcau_rco_tab[0]; -+ -+ spin_lock_irqsave(&mcfcau_lock, iflags); -+ -+ asm volatile ("move.l %0, %%a1"::"m"(temp_p):"a1"); -+ asm volatile ("move.l %0, %%a3"::"m"(rcon_p):"a3"); -+ asm volatile ("move.l %0, %%a4"::"m"(key_sch):"a4"); -+ -+ Nx=(Nk+7)<<2; /* (Nr+1)*Nb */ -+ -+ for(i=Nk; i<Nx; i++) -+ { -+ /* temp = key_sch[Nk-1] */ -+ asm volatile ("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CAA):"a1"); -+ -+ if(i%Nk==0){ -+ asm volatile ("moveq #8, %%d0":::"d0"); -+ /* CAA=RotWord(temp) */ -+ asm volatile ("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA):"d0"); -+ /* SubWord(CAA) */ -+ asm volatile ("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_AESS+MCFCAU_CAA)); -+ /* ACC xor rcon[i/Nk] */ -+ asm volatile ("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CAA):"a3"); -+ -+ }else if((Nk>6) && (i%Nk ==4)){ -+ /* SubWord(ACC) */ -+ asm volatile ("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_AESS+MCFCAU_CAA)); -+ } -+ -+ /* key_sch[i]^=key_sch[i-Nk]; store ACC to key_sch[i] */ -+ asm volatile ("cp0ld.l (%%a4)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CAA):"a4"); -+ asm volatile ("cp0st.l %%d0,(%%a1),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CAA)); -+ } -+ spin_unlock_irqrestore(&mcfcau_lock, iflags); -+ -+ return 0; -+} -+ -+ -+/* encrypt a block of text */ -+static void mcfcau_aes_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in) -+{ -+ struct mcfcau_aes_ctx *ctx = crypto_tfm_ctx(tfm); -+ const int Nr_1 = ctx->Nr_1; -+ -+ u32* key_sch = &(ctx->buf[0]); -+ u32 i; -+ unsigned long iflags; -+ -+ DBG("\n"); -+ -+ spin_lock_irqsave(&mcfcau_lock, iflags); -+ asm("move.l %0, %%a1"::"m"(in):"a1"); -+ asm("move.l %0, %%a0"::"m"(key_sch):"a0"); -+ /* state=in */ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1):"a1"); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA2):"a1"); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA3):"a1"); -+ /* AddRoundKey() */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA0):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA1):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA3):"a0"); -+ -+ for(i=Nr_1;i>0;i--){ -+ /* SubBytes(state) */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESS+MCFCAU_CA0)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESS+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESS+MCFCAU_CA2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESS+MCFCAU_CA3)); -+ /* ShiftRows(state) */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESR)); -+ /* MixColumns(state); AddRoundKey() */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_AESC+MCFCAU_CA0):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_AESC+MCFCAU_CA1):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_AESC+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_AESC+MCFCAU_CA3):"a0"); -+ } -+ /* SubBytes(state)*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESS+MCFCAU_CA0)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESS+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESS+MCFCAU_CA2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESS+MCFCAU_CA3)); -+ /* ShiftRows(state) */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESR)); -+ /* AddRoundKey() */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA0):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA1):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA3):"a0"); -+ /* out = state */ -+ asm("move.l %0, %%a1" ::"m"(out):"a1"); -+ asm("cp0st.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA0):"d0"); -+ asm("cp0st.l %%d0,%%d1,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA1):"d1"); -+ -+ asm("move.l %%d0,(%%a1)+":::"a1"); -+ asm("move.l %%d1,(%%a1)+":::"a1"); -+ -+ asm("cp0st.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA2):"d0"); -+ asm("cp0st.l %%d0,%%d1,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA3):"d1"); -+ -+ asm("move.l %%d0,(%%a1)+":::"a1"); -+ asm("move.l %%d1,(%%a1)+":::"a1"); -+ spin_unlock_irqrestore(&mcfcau_lock, iflags); -+} -+ -+ -+/* decrypt a block of text */ -+static void mcfcau_aes_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in) -+{ -+ struct mcfcau_aes_ctx *ctx = crypto_tfm_ctx(tfm); -+ u32* key_sch = &(ctx->buf[0]); -+ u32 i; -+ unsigned long iflags; -+ const int Nr_1 = ctx->Nr_1; -+ key_sch=&key_sch[(Nr_1+2)*4]; -+ -+ DBG("\n"); -+ -+ spin_lock_irqsave(&mcfcau_lock, iflags); -+ -+ asm("move.l %0, %%a1"::"m"(in):"a1"); -+ asm("move.l %0, %%a0"::"m"(key_sch):"a0"); -+ /* state=in */ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1):"a1"); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA2):"a1"); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA3):"a1"); -+ /* AddRoundKey() */ -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA3):"a0"); -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA1):"a0"); -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA0):"a0"); -+ -+ for(i=Nr_1;i>0;i--){ -+ /* InvShiftRows(state) */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIR)); -+ /* InvSubBytes(state) */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIS+MCFCAU_CA3)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIS+MCFCAU_CA2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIS+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIS+MCFCAU_CA0)); -+ /* InvMixColumns(state); AddRoundKey() */ -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_AESIC+MCFCAU_CA3):"a0"); -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_AESIC+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_AESIC+MCFCAU_CA1):"a0"); -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_AESIC+MCFCAU_CA0):"a0"); -+ } -+ /* InvShiftRows(state) */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIR)); -+ /* InvSubBytes(state)*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIS+MCFCAU_CA3)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIS+MCFCAU_CA2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIS+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_AESIS+MCFCAU_CA0)); -+ /* AddRoundKey() */ -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA3):"a0"); -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA1):"a0"); -+ asm("cp0ld.l -(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA0):"a0"); -+ /* out = state */ -+ asm("move.l %0, %%a1" ::"m"(out):"a1"); -+ asm("cp0st.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA0):"d0"); -+ asm("cp0st.l %%d0,%%d1,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA1):"d1"); -+ -+ asm("move.l %%d0,(%%a1)+":::"a1"); -+ asm("move.l %%d1,(%%a1)+":::"a1"); -+ -+ asm("cp0st.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA2):"d0"); -+ asm("cp0st.l %%d0,%%d1,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA3):"d1"); -+ -+ asm("move.l %%d0,(%%a1)+":::"a1"); -+ asm("move.l %%d1,(%%a1)+":::"a1"); -+ spin_unlock_irqrestore(&mcfcau_lock, iflags); -+ -+} -+ -+ -+static struct crypto_alg mcfcau_aes_alg = { -+ .cra_name = "aes", -+ .cra_driver_name = "aes-mcfcau", -+ .cra_priority = MCFCAU_CRA_PRIORITY, -+ .cra_flags = CRYPTO_ALG_TYPE_CIPHER, -+ .cra_blocksize = MCFCAU_AES_BLOCK_SIZE, -+ .cra_ctxsize = sizeof(struct mcfcau_aes_ctx), -+ .cra_alignmask = 3, -+ .cra_module = THIS_MODULE, -+ .cra_list = LIST_HEAD_INIT(mcfcau_aes_alg.cra_list), -+ .cra_u = { -+ .cipher = { -+ .cia_min_keysize = MCFCAU_AES_MIN_KEY_SIZE, -+ .cia_max_keysize = MCFCAU_AES_MAX_KEY_SIZE, -+ .cia_setkey = mcfcau_aes_setkey, -+ .cia_encrypt = mcfcau_aes_encrypt, -+ .cia_decrypt = mcfcau_aes_decrypt -+ } -+ } -+}; -+ -+static int __init mcfcau_aes_init(void) -+{ -+ int ret = crypto_register_alg(&mcfcau_aes_alg); -+ -+ printk(KERN_INFO MCFCAU_AES_DRIVER_DESC " " -+ MCFCAU_AES_DRIVER_VERSION " %s.\n",ret?"failed":"registered"); -+ return ret; -+} -+ -+static void __exit mcfcau_aes_fini(void) -+{ -+ crypto_unregister_alg(&mcfcau_aes_alg); -+ printk(KERN_INFO MCFCAU_AES_DRIVER_DESC " " -+ MCFCAU_AES_DRIVER_VERSION " unregistered.\n"); -+} -+ -+module_init(mcfcau_aes_init); -+module_exit(mcfcau_aes_fini); -+ -+MODULE_DESCRIPTION(MCFCAU_AES_DRIVER_DESC); -+MODULE_LICENSE("Dual BSD/GPL"); -+MODULE_AUTHOR("Andrey Butok"); ---- /dev/null -+++ b/drivers/crypto/mcfcau-des.c -@@ -0,0 +1,437 @@ -+/*************************************************************************** -+ * mcfcau-des.c - Implementation of DES & Triple DES EDE Cipher Algorithms -+ * for Freescale ColdFire Cryptographic Acceleration Unit (CAU). -+ * -+ * Author: Andrey Butok -+ * Copyright Freescale Semiconductor Inc. 2007 -+ * -+ * NOTE: You can find the ColdFire CAU module on MCF54455 and MCF52235. -+ * -+ * This program 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 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 General Public License -+ * for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software Foundation, -+ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ *************************************************************************** -+ * Changes: -+ * v0.01 14 August 2007 Andrey Butok -+ * Initial Release - developed on 2.6.20 Linux kernel. -+ */ -+ -+#include <linux/init.h> -+#include <linux/module.h> -+#include <linux/errno.h> -+#include <linux/crypto.h> -+#include <linux/types.h> -+ -+/* -+#undef DEBUG -+#define DEBUG 1 -+*/ -+ -+#include "mcfcau.h" -+ -+#define MCFCAU_DES_KEY_SIZE (8) -+#define MCFCAU_DES_EXPKEY_WORDS (32) -+#define MCFCAU_DES_BLOCK_SIZE (8) -+ -+#define MCFCAU_DES3_EDE_KEY_SIZE (3 * MCFCAU_DES_KEY_SIZE) -+#define MCFCAU_DES3_EDE_EXPKEY_WORDS (3 * MCFCAU_DES_EXPKEY_WORDS) -+#define MCFCAU_DES3_EDE_BLOCK_SIZE (MCFCAU_DES_BLOCK_SIZE) -+ -+#define MCFCAU_DES_DRIVER_DESC "DES & 3DES ColdFire CAU driver" -+#define MCFCAU_DES_DRIVER_VERSION "v0.01" -+ -+struct mcfcau_des_ctx { -+ u32 expkey[MCFCAU_DES_EXPKEY_WORDS]; -+}; -+ -+struct mcfcau_des3_ede_ctx { -+ u32 expkey[MCFCAU_DES3_EDE_EXPKEY_WORDS]; -+}; -+ -+/* DES round operations */ -+static inline void mcfcau_des_encipher(void) -+{ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESK)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_IP+MCFCAU_KSL1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSL1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_FP+MCFCAU_KSL1)); -+} -+ -+static inline void mcfcau_des_decipher(void) -+{ -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESK+MCFCAU_DC)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_IP+MCFCAU_KSR1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR2)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_KSR1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0"::"n"(MCFCAU_DESR+MCFCAU_FP+MCFCAU_KSL1)); -+} -+ -+ -+static int mcfcau_des_setkey(struct crypto_tfm *tfm, const u8 *key_p, -+ unsigned int keylen) -+{ -+ struct mcfcau_des_ctx *dctx = crypto_tfm_ctx(tfm); -+ u32 *flags = &tfm->crt_flags; -+ u32 * key = (u32 *) key_p; -+ -+ DBG("\n"); -+ -+ /* -+ * RFC2451: Weak key checks SHOULD be performed. -+ * -+ * FIPS 74: -+ * Keys having duals are keys which produce all zeros, all ones, or -+ * alternating zero-one patterns in the C and D registers after Permuted -+ * Choice 1 has operated on the key. -+ * -+ */ -+ if(*flags & CRYPTO_TFM_REQ_WEAK_KEY){ /* FIPS 74 */ -+ if(key[0]<0xE001E00l){ -+ if(key[0]<0x1FE01FE0){ -+ if(key[0]<0x01E001E0){ -+ if(((key[0]==0x01010101)&&(key[1]==0x01010101))|| -+ ((key[0]==0x011F011F)&&(key[1]==0x010E010E)) ) -+ goto WEAK_KEY; -+ } -+ else{ -+ if(((key[0]==0x01E001E0)&&(key[1]==0x01F101F1))|| -+ ((key[0]==0x01FE01FE)&&(key[1]==0x01FE01FE)) ) -+ goto WEAK_KEY; -+ } -+ } -+ else{ -+ if(key[0]<0x1F1F1F1F){ -+ if(((key[0]==0x1FE01FE0)&&(key[1]==0x0EF10EF1))|| -+ ((key[0]==0x1F011F0l)&&(key[1]==0x0E010E01)) ) -+ goto WEAK_KEY; -+ } -+ else{ -+ if(((key[0]==0x1F1F1F1F)&&(key[1]==0x0E0E0E0E))|| -+ ((key[0]==0x1FFE1FFE)&&(key[1]==0x0EFE0EFE)) ) -+ goto WEAK_KEY; -+ } -+ } -+ } else { -+ if(key[0]<0xFE01FE01){ -+ if(key[0]<0xE0E0E0E0){ -+ if(((key[0]==0xE001E00l)&&(key[1]==0xF101F101))|| -+ ((key[0]==0xE01FE01F)&&(key[1]==0xF10EF10E)) ) -+ goto WEAK_KEY; -+ } -+ else{ -+ if(((key[0]==0xE0E0E0E0)&&(key[1]==0xF1F1F1F1))|| -+ ((key[0]==0xE0FEE0FE)&&(key[1]==0xF1FEF1FE)) ) -+ goto WEAK_KEY; -+ } -+ } -+ else{ -+ if(key[0]<0xFEE0FEE0){ -+ if(((key[0]==0xFE01FE01)&&(key[1]==0xFE01FE01))|| -+ ((key[0]==0xFE1FFE1F)&&(key[1]==0xFE0EFE0E)) ) -+ goto WEAK_KEY; -+ } -+ else{ -+ if(((key[0]==0xFEE0FEE0)&&(key[1]==0xFEF1FEF1))|| -+ ((key[0]==0xFEFEFEFE)&&(key[1]==0xFEFEFEFE)) ) -+ goto WEAK_KEY; -+ } -+ } -+ } -+ } -+ memcpy(dctx->expkey, key_p, keylen); -+ return 0; -+WEAK_KEY: -+ *flags |= CRYPTO_TFM_RES_WEAK_KEY; -+ return -EINVAL; -+} -+ -+ -+void mcfcau_des_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) -+{ -+ struct mcfcau_des_ctx *ctx = crypto_tfm_ctx(tfm); -+ u32 * des_key_tmp = ctx->expkey; -+ unsigned long iflags; -+ -+ DBG("\n"); -+ -+ spin_lock_irqsave(&mcfcau_lock, iflags); -+ -+ asm("move.l %0, %%a0"::"m"(src):"a0"); -+ asm("move.l %0, %%a1"::"m"(des_key_tmp):"a1"); -+ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA3)); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1)); -+ -+ mcfcau_des_encipher(); -+ -+ asm("cp0st.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA2):"d0"); -+ asm("cp0st.l %%d0,%%d1,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA3):"d1"); -+ asm("move.l %0, %%a1" ::"m"(dst):"a1"); -+ asm("move.l %d0,(%a1)+"); -+ asm("move.l %d1,(%a1)"); -+ -+ spin_unlock_irqrestore(&mcfcau_lock, iflags); -+} -+ -+ -+void mcfcau_des_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) -+{ -+ struct mcfcau_des_ctx *ctx = crypto_tfm_ctx(tfm); -+ u32 * des_key_tmp = ctx->expkey; -+ unsigned long iflags; -+ -+ DBG("\n"); -+ -+ spin_lock_irqsave(&mcfcau_lock, iflags); -+ -+ asm("move.l %0, %%a0"::"m"(src):"a0"); -+ asm("move.l %0, %%a1"::"m"(des_key_tmp):"a1"); -+ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA3)); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1)); -+ -+ mcfcau_des_decipher(); -+ -+ asm("move.l %0, %%a1" ::"m"(dst):"a1"); -+ asm("cp0st.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA2):"d0"); -+ asm("cp0st.l %%d0,%%d1,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA3):"d1"); -+ asm("move.l %d0,(%a1)+"); -+ asm("move.l %d1,(%a1)"); -+ -+ spin_unlock_irqrestore(&mcfcau_lock, iflags); -+} -+ -+ -+/* -+ * RFC2451: -+ * -+ * For DES-EDE3, there is no known need to reject weak or -+ * complementation keys. Any weakness is obviated by the use of -+ * multiple keys. -+ * -+ * However, if the first two or last two independent 64-bit keys are -+ * equal (k1 == k2 or k2 == k3), then the DES3 operation is simply the -+ * same as DES. Implementers MUST reject keys that exhibit this -+ * property. -+ * -+ */ -+ -+static int mcfcau_des3_ede_setkey(struct crypto_tfm *tfm, const u8 *key_p, unsigned int keylen) -+{ -+ const u32 *key = (const u32 *)key_p; -+ struct mcfcau_des3_ede_ctx *dctx = crypto_tfm_ctx(tfm); -+ u32 *flags = &tfm->crt_flags; -+ -+DBG("\n"); -+ -+ if (unlikely(!((key[0] ^ key[2]) | (key[1] ^ key[3])) || -+ !((key[2] ^ key[4]) | (key[3] ^ key[5])))) -+ { -+ *flags |= CRYPTO_TFM_RES_BAD_KEY_SCHED; -+ return -EINVAL; -+ } -+ -+ memcpy(dctx->expkey,key_p,keylen); -+ -+ return 0; -+} -+ -+static void mcfcau_des3_ede_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) -+{ -+ struct mcfcau_des3_ede_ctx *dctx = crypto_tfm_ctx(tfm); -+ const u32 * des_key_tmp = dctx->expkey; -+ unsigned long iflags; -+ -+ DBG("\n"); -+ -+ spin_lock_irqsave(&mcfcau_lock, iflags); -+ -+ /*EK1*/ -+ asm("move.l %0, %%a0"::"m"(src):"a0"); -+ asm("move.l %0, %%a1"::"m"(des_key_tmp):"a1"); -+ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA3)); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1):"a1"); -+ -+ mcfcau_des_encipher(); -+ -+ /*DK2*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1):"a1"); -+ -+ mcfcau_des_decipher(); -+ -+ /*EK3*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1)); -+ -+ mcfcau_des_encipher(); -+ -+ asm("move.l %0, %%a1" ::"m"(dst):"a1"); -+ asm("cp0st.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA2):"d0"); -+ asm("cp0st.l %%d0,%%d1,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA3):"d1"); -+ asm("move.l %d0,(%a1)+"); -+ asm("move.l %d1,(%a1)"); -+ -+ spin_unlock_irqrestore(&mcfcau_lock, iflags); -+} -+ -+static void mcfcau_des3_ede_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) -+{ -+ struct mcfcau_des3_ede_ctx *dctx = crypto_tfm_ctx(tfm); -+ const u32 * des_key_tmp = dctx->expkey + 6 - 2; -+ unsigned long iflags; -+ -+ DBG("\n"); -+ -+ spin_lock_irqsave(&mcfcau_lock, iflags); -+ -+ /*DK3*/ -+ asm("move.l %0, %%a0"::"m"(src):"a0"); -+ asm("move.l %0, %%a1"::"m"(des_key_tmp):"a1"); -+ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA2):"a0"); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA3)); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1)); -+ -+ mcfcau_des_decipher(); -+ -+ /*EK2*/ -+ asm("suba.l #12,%a1"); /*dec key pointer*/ -+ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1)); -+ -+ mcfcau_des_encipher(); -+ -+ /*DK1*/ -+ asm("suba.l #12,%a1"); /*dec key pointer*/ -+ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a1"); -+ asm("cp0ld.l (%%a1),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1)); -+ -+ mcfcau_des_decipher(); -+ -+ asm("move.l %0, %%a1" ::"m"(dst):"a1"); -+ asm("cp0st.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA2):"d0"); -+ asm("cp0st.l %%d0,%%d1,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA3):"d1"); -+ asm("move.l %d0,(%a1)+"); -+ asm("move.l %d1,(%a1)"); -+ -+ spin_unlock_irqrestore(&mcfcau_lock, iflags); -+} -+ -+ -+static struct crypto_alg mcfcau_des_alg = { -+ .cra_name = "des", -+ .cra_driver_name = "des-mcfcau", -+ .cra_priority = MCFCAU_CRA_PRIORITY, -+ .cra_flags = CRYPTO_ALG_TYPE_CIPHER, -+ .cra_blocksize = MCFCAU_DES_BLOCK_SIZE, -+ .cra_ctxsize = sizeof(struct mcfcau_des_ctx), -+ .cra_module = THIS_MODULE, -+ .cra_alignmask = 3, -+ .cra_list = LIST_HEAD_INIT(mcfcau_des_alg.cra_list), -+ .cra_u = { .cipher = { -+ .cia_min_keysize = MCFCAU_DES_KEY_SIZE, -+ .cia_max_keysize = MCFCAU_DES_KEY_SIZE, -+ .cia_setkey = mcfcau_des_setkey, -+ .cia_encrypt = mcfcau_des_encrypt, -+ .cia_decrypt = mcfcau_des_decrypt } } -+}; -+ -+static struct crypto_alg mcfcau_des3_ede_alg = { -+ .cra_name = "des3_ede", -+ .cra_driver_name = "des3_ede-mcfcau", -+ .cra_priority = MCFCAU_CRA_PRIORITY, -+ .cra_flags = CRYPTO_ALG_TYPE_CIPHER, -+ .cra_blocksize = MCFCAU_DES3_EDE_BLOCK_SIZE, -+ .cra_ctxsize = sizeof(struct mcfcau_des3_ede_ctx), -+ .cra_module = THIS_MODULE, -+ .cra_alignmask = 3, -+ .cra_list = LIST_HEAD_INIT(mcfcau_des3_ede_alg.cra_list), -+ .cra_u = { .cipher = { -+ .cia_min_keysize = MCFCAU_DES3_EDE_KEY_SIZE, -+ .cia_max_keysize = MCFCAU_DES3_EDE_KEY_SIZE, -+ .cia_setkey = mcfcau_des3_ede_setkey, -+ .cia_encrypt = mcfcau_des3_ede_encrypt, -+ .cia_decrypt = mcfcau_des3_ede_decrypt } } -+}; -+ -+MODULE_ALIAS("mcfcau_des3_ede"); -+ -+static int __init mcfcau_des_init(void) -+{ -+ int ret; -+ -+ ret = crypto_register_alg(&mcfcau_des_alg); -+ if (ret < 0) -+ goto out; -+ -+ ret = crypto_register_alg(&mcfcau_des3_ede_alg); -+ if (ret < 0) -+ crypto_unregister_alg(&mcfcau_des_alg); -+out: -+ printk(KERN_INFO MCFCAU_DES_DRIVER_DESC " " -+ MCFCAU_DES_DRIVER_VERSION " %s.\n",ret?"failed":"registered"); -+ return ret; -+} -+ -+static void __exit mcfcau_des_exit(void) -+{ -+ crypto_unregister_alg(&mcfcau_des3_ede_alg); -+ crypto_unregister_alg(&mcfcau_des_alg); -+ -+ printk(KERN_INFO MCFCAU_DES_DRIVER_DESC " " -+ MCFCAU_DES_DRIVER_VERSION " unregistered.\n"); -+} -+ -+module_init(mcfcau_des_init); -+module_exit(mcfcau_des_exit); -+ -+MODULE_LICENSE("GPL"); -+MODULE_DESCRIPTION("DES & Triple DES EDE Cipher Algorithms for ColdFire CAU"); -+MODULE_AUTHOR("Andrey Butok"); ---- /dev/null -+++ b/drivers/crypto/mcfcau-md5.c -@@ -0,0 +1,654 @@ -+ /*************************************************************************** -+ * mcfcau-md5.c - Implementation of MD5 Message Digest Algorithm (RFC1321) -+ * for Freescale ColdFire Cryptographic Acceleration Unit (CAU). -+ * -+ * Author: Andrey Butok -+ * Copyright Freescale Semiconductor Inc. 2007 -+ * -+ * NOTE: You can find the ColdFire CAU module on MCF54455 and MCF52235. -+ * -+ * This program 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 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 General Public License -+ * for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software Foundation, -+ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ *************************************************************************** -+ * Changes: -+ * v0.01 30 September 2007 Andrey Butok -+ * Initial Release - developed on 2.6.20 Linux kernel. -+ */ -+#include <linux/init.h> -+#include <linux/module.h> -+#include <linux/string.h> -+#include <linux/crypto.h> -+#include <linux/types.h> -+#include <asm/byteorder.h> -+ -+/* -+#undef DEBUG -+#define DEBUG 1 -+*/ -+ -+#include "mcfcau.h" -+ -+ -+#define MCFCAU_MD5_DIGEST_SIZE (16) -+#define MCFCAU_MD5_HMAC_BLOCK_SIZE (64) -+#define MCFCAU_MD5_BLOCK_WORDS (16) -+#define MCFCAU_MD5_HASH_WORDS (4) -+ -+#define MCFCAU_MD5_DRIVER_DESC "MD5 ColdFire CAU driver" -+#define MCFCAU_MD5_DRIVER_VERSION "v0.01" -+ -+ -+struct mcfcau_md5_ctx { -+ u32 hash[MCFCAU_MD5_HASH_WORDS]; -+ u32 block[MCFCAU_MD5_BLOCK_WORDS]; -+ u64 byte_count; -+}; -+ -+u32 mcfcau_md5_t[64]={0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee, -+ 0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501, -+ 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be, -+ 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821, -+ 0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa, -+ 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8, -+ 0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed, -+ 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a, -+ 0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c, -+ 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70, -+ 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05, -+ 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665, -+ 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039, -+ 0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1, -+ 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1, -+ 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391}; -+ -+ -+ -+static void mcfcau_md5_transform(u32 *hash, u32 const *in) -+{ -+ int i; -+ u32 * md5_t_p=&mcfcau_md5_t[0]; -+ unsigned long iflags; -+ -+ spin_lock_irqsave(&mcfcau_lock, iflags); -+ asm("move.l %0, %%a1"::"m"(hash):"a1"); -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CAA):"a1");/*a*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1):"a1");/*b*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA2):"a1");/*c*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA3):"a1");/*d*/ -+ asm("move.l %0, %%a0"::"m"(in):"a0"); /* X[] */ -+ asm("move.l %0, %%a3"::"m"(md5_t_p):"a3"); /* T[] */ -+ -+ -+ /* Round 1 */ -+ asm("moveq.l #7, %%d4":::"d4"); /* for rotating by 7 */ -+ asm("moveq.l #12, %%d5":::"d5"); /* for rotating by 12 */ -+ asm("moveq.l #17, %%d6":::"d6"); /* for rotating by 17 */ -+ asm("moveq.l #22, %%d7":::"d7"); /* for rotating by 22 */ -+ -+ for(i=0; i<4;i++){ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFF)); /* a+F(b,c,d) */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); /* add byterev x[i] */ -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); /* add t[i] */ -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); /* rotate by 7 */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); /* add b */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); /* register to register shift */ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFF)); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFF)); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFF)); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ }; -+ -+ -+ /* Round 2 */ -+ asm("moveq.l #5, %%d4":::"d4"); /* for rotating by 5 */ -+ asm("moveq.l #9, %%d5":::"d5"); /* for rotating by 9 */ -+ asm("moveq.l #14, %%d6":::"d6"); /* for rotating by 14 */ -+ asm("moveq.l #20, %%d7":::"d7"); /* for rotating by 20 */ -+ -+ asm("lea -60(%%a0),%%a0":::"a0"); -+ -+ for(i=0; i<2;i++){ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 20(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 20(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -44(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 20(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ }; -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 20(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -44(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 20(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 20(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -44(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 20(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 20(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFG)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ /* Round 3 */ -+ asm("moveq.l #4, %%d4":::"d4"); /* for rotating by 5 */ -+ asm("moveq.l #11, %%d5":::"d5"); /* for rotating by 9 */ -+ asm("moveq.l #16, %%d6":::"d6"); /* for rotating by 14 */ -+ asm("moveq.l #23, %%d7":::"d7"); /* for rotating by 20 */ -+ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -52(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -52(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 12(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -52(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -8(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ /* Round 4 */ -+ asm("moveq.l #6, %%d4":::"d4"); /* for rotating by 6 */ -+ asm("moveq.l #10, %%d5":::"d5"); /* for rotating by 10 */ -+ asm("moveq.l #15, %%d6":::"d6"); /* for rotating by 15 */ -+ asm("moveq.l #21, %%d7":::"d7"); /* for rotating by 21 */ -+ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -36(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -36(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -36(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -36(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -36(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d4,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea -36(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d5,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d6,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFI)); -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_RADR+MCFCAU_CAA):"a0"); -+ asm("lea 28(%%a0),%%a0" :::"a0"); -+ asm("cp0ld.l (%%a3)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a3"); -+ asm("cp0ld.l %%d7,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA1)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MDS)); -+ -+ -+ asm("move.l %0, %%a1"::"m"(hash):"a1"); -+ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a1");/*a*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CA1):"a1");/*b*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CA2):"a1");/*c*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CA3):"a1");/*d*/ -+ -+ asm("cp0st.l %%d0,-(%%a1),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA3):"a1");/*d*/ -+ asm("cp0st.l %%d0,-(%%a1),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA2):"a1");/*c*/ -+ asm("cp0st.l %%d0,-(%%a1),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA1):"a1");/*b*/ -+ asm("cp0st.l %%d0,-(%%a1),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CAA):"a1");/*a*/ -+ spin_unlock_irqrestore(&mcfcau_lock, iflags); -+} -+ -+static inline void le32_to_cpu_array(u32 *buf, unsigned int words) -+{ -+ while (words--) { -+ __le32_to_cpus(buf); -+ buf++; -+ } -+} -+ -+static inline void cpu_to_le32_array(u32 *buf, unsigned int words) -+{ -+ while (words--) { -+ __cpu_to_le32s(buf); -+ buf++; -+ } -+} -+ -+static void mcfcau_md5_initialization(struct crypto_tfm *tfm) -+{ -+ struct mcfcau_md5_ctx *mctx = crypto_tfm_ctx(tfm); -+ -+ DBG("\n"); -+ mctx->hash[0] = 0x67452301; -+ mctx->hash[1] = 0xefcdab89; -+ mctx->hash[2] = 0x98badcfe; -+ mctx->hash[3] = 0x10325476; -+ mctx->byte_count = 0; -+} -+ -+static void mcfcau_md5_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len) -+{ -+ struct mcfcau_md5_ctx *mctx = crypto_tfm_ctx(tfm); -+ const u32 avail = sizeof(mctx->block) - (mctx->byte_count & 0x3f); -+ -+ DBG("\n"); -+ mctx->byte_count += len; -+ -+ if (avail > len) { -+ memcpy((char *)mctx->block + (sizeof(mctx->block) - avail), -+ data, len); -+ } -+ else { -+ memcpy((char *)mctx->block + (sizeof(mctx->block) - avail), data, avail); -+ -+ mcfcau_md5_transform(mctx->hash, mctx->block); -+ data += avail; -+ len -= avail; -+ -+ while (len >= sizeof(mctx->block)) { -+ memcpy(mctx->block, data, sizeof(mctx->block)); -+ mcfcau_md5_transform(mctx->hash, mctx->block); -+ data += sizeof(mctx->block); -+ len -= sizeof(mctx->block); -+ } -+ -+ memcpy(mctx->block, data, len); -+ } -+} -+ -+static void mcfcau_md5_final(struct crypto_tfm *tfm, u8 *out) -+{ -+ struct mcfcau_md5_ctx *mctx = crypto_tfm_ctx(tfm); -+ const unsigned int offset = mctx->byte_count & 0x3f; -+ char *p = (char *)mctx->block + offset; -+ int padding = 56 - (offset + 1); -+ -+ DBG("\n"); -+ -+ *p++ = 0x80; -+ if (padding < 0) { -+ memset(p, 0x00, padding + sizeof (u64)); -+ mcfcau_md5_transform(mctx->hash, mctx->block); -+ p = (char *)mctx->block; -+ padding = 56; -+ } -+ -+ memset(p, 0, padding); -+ mctx->block[14] = mctx->byte_count << 3; -+ mctx->block[15] = mctx->byte_count >> 29; -+ le32_to_cpu_array(&mctx->block[14], 2); -+ -+ mcfcau_md5_transform(mctx->hash, mctx->block); -+ -+ cpu_to_le32_array(mctx->hash, sizeof(mctx->hash) / sizeof(u32)); -+ memcpy(out, mctx->hash, sizeof(mctx->hash)); -+ memset(mctx, 0, sizeof(*mctx)); -+} -+ -+static struct crypto_alg mcfcau_md5_alg = { -+ .cra_name = "md5", -+ .cra_driver_name = "md5-mcfcau", -+ .cra_priority = MCFCAU_CRA_PRIORITY, -+ .cra_flags = CRYPTO_ALG_TYPE_DIGEST, -+ .cra_blocksize = MCFCAU_MD5_HMAC_BLOCK_SIZE, -+ .cra_ctxsize = sizeof(struct mcfcau_md5_ctx), -+ .cra_module = THIS_MODULE, -+ .cra_list = LIST_HEAD_INIT(mcfcau_md5_alg.cra_list), -+ .cra_u = { .digest = { -+ .dia_digestsize = MCFCAU_MD5_DIGEST_SIZE, -+ .dia_init = mcfcau_md5_initialization, -+ .dia_update = mcfcau_md5_update, -+ .dia_final = mcfcau_md5_final } } -+}; -+ -+static int __init mcfcau_md5_init(void) -+{ -+ int ret = crypto_register_alg(&mcfcau_md5_alg); -+ printk(KERN_INFO MCFCAU_MD5_DRIVER_DESC " " -+ MCFCAU_MD5_DRIVER_VERSION " %s.\n",ret?"failed":"registered"); -+ return ret; -+} -+ -+static void __exit mcfcau_md5_exit(void) -+{ -+ crypto_unregister_alg(&mcfcau_md5_alg); -+ printk(KERN_INFO MCFCAU_MD5_DRIVER_DESC " " -+ MCFCAU_MD5_DRIVER_VERSION " unregistered.\n"); -+} -+ -+module_init(mcfcau_md5_init); -+module_exit(mcfcau_md5_exit); -+ -+MODULE_LICENSE("GPL"); -+MODULE_DESCRIPTION(MCFCAU_MD5_DRIVER_DESC); -+MODULE_AUTHOR("Andrey Butok"); ---- /dev/null -+++ b/drivers/crypto/mcfcau-sha1.c -@@ -0,0 +1,280 @@ -+ /*************************************************************************** -+ * mcfcau-sha1.c - Implementation of SHA1 Secure Hash Algorithm -+ * for Freescale ColdFire Cryptographic Acceleration Unit (CAU). -+ * -+ * Author: Andrey Butok -+ * Copyright Freescale Semiconductor Inc. 2007 -+ * -+ * NOTE: You can find the ColdFire CAU module on MCF54455 and MCF52235. -+ * -+ * This program 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 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 General Public License -+ * for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software Foundation, -+ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ *************************************************************************** -+ * Changes: -+ * v0.01 15 October 2007 Andrey Butok -+ * Initial Release - developed on 2.6.20 Linux kernel. -+ */ -+ -+#include <linux/init.h> -+#include <linux/module.h> -+#include <linux/mm.h> -+#include <linux/crypto.h> -+#include <linux/types.h> -+ -+ -+/* -+#undef DEBUG -+#define DEBUG 1 -+*/ -+ -+#include "mcfcau.h" -+ -+#define MCFCAU_SHA1_DIGEST_WORDS (5) -+#define MCFCAU_SHA1_WORKSPACE_WORDS (80) -+ -+#define MCFCAU_SHA1_DIGEST_SIZE (20) -+#define MCFCAU_SHA1_HMAC_BLOCK_SIZE (64) -+ -+#define MCFCAU_SHA1_DRIVER_DESC "SHA1 ColdFire CAU driver" -+#define MCFCAU_SHA1_DRIVER_VERSION "v0.01" -+ -+struct mcfcau_sha1_ctx { -+ u64 count; -+ u32 state[5]; -+ u8 buffer[64]; -+}; -+ -+const static u32 K[4]={0x5A827999L, /* Rounds 0-19: sqrt(2) * 2^30 */ -+ 0x6ED9EBA1L, /* Rounds 20-39: sqrt(3) * 2^30 */ -+ 0x8F1BBCDCL, /* Rounds 40-59: sqrt(5) * 2^30 */ -+ 0xCA62C1D6L}; /* Rounds 60-79: sqrt(10) * 2^30 */ -+ -+static void noinline mcfcau_sha1_transform(__u32 *digest, const char *in, __u32 *W) -+{ -+ int i; -+ u32 * tmp_p; -+ unsigned long iflags; -+ -+ /* (a) Devide M(i) into 16 words W */ -+ for (i = 0; i < 16; i++) -+ W[i] = ((const u32 *)in)[i]; -+ -+ /* (b) W[i+16] = S^1(W[i+13] ^ W[i+8] ^ W[i+2] ^ W[i]) */ -+ tmp_p=&W[16]; -+ -+ spin_lock_irqsave(&mcfcau_lock, iflags); -+ asm("move.l %0, %%a0"::"m"(tmp_p):"a0"); -+ asm("moveq.l #1, %%d3":::"d3"); -+ -+ for (i = 0; i < 64; i++){ -+ asm("cp0ld.l -64(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0)); -+ asm("cp0ld.l -56(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA0)); -+ asm("cp0ld.l -32(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA0)); -+ asm("cp0ld.l -12(%%a0),%%d0,#1,%0" ::"n"(MCFCAU_XOR+MCFCAU_CA0)); -+ asm("cp0ld.l %%d3,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CA0):"d3"); -+ asm("cp0st.l %%d0,(%%a0)+,#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA0)); -+ } -+ -+ /* (c) */ -+ asm("move.l %0, %%a0"::"m"(digest):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA0):"a0"); /* a */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA1):"a0"); /* b */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA2):"a0"); /* c */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA3):"a0"); /* d */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_LDR+MCFCAU_CA4):"a0"); /* e */ -+ -+ /* (d) */ -+ asm("moveq.l #5, %%d0":::"d0"); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_MVRA+MCFCAU_CA0)); -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ROTL+MCFCAU_CAA)); /*S^5(A)*/ -+ -+ tmp_p=(u32*)K; -+ asm("move.l %0, %%a0"::"m"(tmp_p):"a0"); -+ asm("move.l %0, %%a1"::"m"(W):"a1"); -+ -+ for (i = 0; i < 20; i++) { -+ /* t = f1(b, c, d) + K1 + rol32(a, 5) + e + W[i]; */ -+ /* e = d; d = c; c = rol32(b, 30); b = a; a = t; */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFC)); /*f(b,c,d)*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA4)); /*+e*/ -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA)); /*+K*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a1"); /*+W*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_SHS)); -+ } -+ -+ asm("add.l #4,%%a0" :::"a0"); /* update K */ -+ -+ for (; i < 40; i ++) { -+ /* t = f2(b, c, d) + K2 + rol32(a, 5) + e + W[i]; */ -+ /* e = d; d = c; c = rol32(b, 30); b = a; a = t; */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); /*f(b,c,d)*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA4)); /*+e*/ -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA)); /*+K*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a1"); /*+W*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_SHS)); -+ } -+ -+ asm("add.l #4,%%a0" :::"a0"); /* update K */ -+ -+ for (; i < 60; i ++) { -+ /* t = f3(b, c, d) + K3 + rol32(a, 5) + e + W[i]; */ -+ /* e = d; d = c; c = rol32(b, 30); b = a; a = t; */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFM)); /*f(b,c,d)*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA4)); /*+e*/ -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA)); /*+K*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a1"); /*+W*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_SHS)); -+ } -+ -+ asm("add.l #4,%%a0" :::"a0"); /* update K */ -+ -+ for (; i < 80; i ++) { -+ /* t = f2(b, c, d) + K4 + rol32(a, 5) + e + W[i]; */ -+ /* e = d; d = c; c = rol32(b, 30); b = a; a = t; */ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_HASH+MCFCAU_HFH)); /*f(b,c,d)*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_ADRA+MCFCAU_CA4)); /*+e*/ -+ asm("cp0ld.l (%%a0),%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA)); /*+K*/ -+ asm("cp0ld.l (%%a1)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CAA):"a1"); /*+W*/ -+ asm("cp0ld.l %%d0,%%d0,#1,%0" ::"n"(MCFCAU_SHS)); -+ } -+ -+ /* (e) */ -+ asm("move.l %0, %%a0"::"m"(digest):"a0"); -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CA0):"a0"); /* +a */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CA1):"a0"); /* +b */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CA2):"a0"); /* +c */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CA3):"a0"); /* +d */ -+ asm("cp0ld.l (%%a0)+,%%d0,#1,%0" ::"n"(MCFCAU_ADR+MCFCAU_CA4):"a0"); /* +e */ -+ -+ asm("cp0st.l %%d0,-(%%a0),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA4):"a0"); -+ asm("cp0st.l %%d0,-(%%a0),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA3):"a0"); -+ asm("cp0st.l %%d0,-(%%a0),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA2):"a0"); -+ asm("cp0st.l %%d0,-(%%a0),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA1):"a0"); -+ asm("cp0st.l %%d0,-(%%a0),#1,%0" ::"n"(MCFCAU_STR+MCFCAU_CA0):"a0"); -+ spin_unlock_irqrestore(&mcfcau_lock, iflags); -+} -+ -+static void mcfcau_sha1_init(struct crypto_tfm *tfm) -+{ -+ struct mcfcau_sha1_ctx *sctx = crypto_tfm_ctx(tfm); -+ static const struct mcfcau_sha1_ctx initstate = { -+ 0, -+ { 0x67452301, 0xEFCDAB89, 0x98BADCFE, 0x10325476, 0xC3D2E1F0 }, -+ { 0, } -+ }; -+ -+ *sctx = initstate; -+} -+ -+static void mcfcau_sha1_update(struct crypto_tfm *tfm, const u8 *data, -+ unsigned int len) -+{ -+ struct mcfcau_sha1_ctx *sctx = crypto_tfm_ctx(tfm); -+ unsigned int partial, done; -+ const u8 *src; -+ -+ partial = sctx->count & 0x3f; -+ sctx->count += len; -+ done = 0; -+ src = data; -+ -+ if ((partial + len) > 63) { -+ u32 temp[MCFCAU_SHA1_WORKSPACE_WORDS]; -+ -+ if (partial) { -+ done = -partial; -+ memcpy(sctx->buffer + partial, data, done + 64); -+ src = sctx->buffer; -+ } -+ -+ do { -+ mcfcau_sha1_transform(sctx->state, src, temp); -+ done += 64; -+ src = data + done; -+ } while (done + 63 < len); -+ -+ memset(temp, 0, sizeof(temp)); -+ partial = 0; -+ } -+ memcpy(sctx->buffer + partial, src, len - done); -+} -+ -+ -+/* Add padding and return the message digest. */ -+static void mcfcau_sha1_final(struct crypto_tfm *tfm, u8 *out) -+{ -+ struct mcfcau_sha1_ctx *sctx = crypto_tfm_ctx(tfm); -+ u32 *dst = (u32 *)out; -+ u32 i, index, padlen; -+ u64 bits; -+ static const u8 padding[64] = { 0x80, }; -+ -+ bits = sctx->count << 3; -+ -+ /* Pad out to 56 mod 64 */ -+ index = sctx->count & 0x3f; -+ padlen = (index < 56) ? (56 - index) : ((64+56) - index); -+ mcfcau_sha1_update(tfm, padding, padlen); -+ -+ /* Append length */ -+ mcfcau_sha1_update(tfm, (const u8 *)&bits, sizeof(bits)); -+ -+ /* Store state in digest */ -+ for (i = 0; i < 5; i++) -+ dst[i] = sctx->state[i]; -+ -+ -+ /* Wipe context */ -+ memset(sctx, 0, sizeof *sctx); -+} -+ -+static struct crypto_alg mcfcau_sha1_alg = { -+ .cra_name = "sha1", -+ .cra_driver_name= "sha1-mcfcau", -+ .cra_priority = MCFCAU_CRA_PRIORITY, -+ .cra_flags = CRYPTO_ALG_TYPE_DIGEST, -+ .cra_blocksize = MCFCAU_SHA1_HMAC_BLOCK_SIZE, -+ .cra_ctxsize = sizeof(struct mcfcau_sha1_ctx), -+ .cra_module = THIS_MODULE, -+ .cra_alignmask = 3, -+ .cra_list = LIST_HEAD_INIT(mcfcau_sha1_alg.cra_list), -+ .cra_u = { .digest = { -+ .dia_digestsize = MCFCAU_SHA1_DIGEST_SIZE, -+ .dia_init = mcfcau_sha1_init, -+ .dia_update = mcfcau_sha1_update, -+ .dia_final = mcfcau_sha1_final } } -+}; -+ -+static int __init init(void) -+{ -+ int ret = crypto_register_alg(&mcfcau_sha1_alg); -+ printk(KERN_INFO MCFCAU_SHA1_DRIVER_DESC " " -+ MCFCAU_SHA1_DRIVER_VERSION " %s.\n",ret?"failed":"registered"); -+ return ret; -+} -+ -+static void __exit fini(void) -+{ -+ crypto_unregister_alg(&mcfcau_sha1_alg); -+ printk(KERN_INFO MCFCAU_SHA1_DRIVER_DESC " " -+ MCFCAU_SHA1_DRIVER_VERSION " unregistered.\n"); -+} -+ -+module_init(init); -+module_exit(fini); -+ -+MODULE_LICENSE("GPL"); -+MODULE_DESCRIPTION(MCFCAU_SHA1_DRIVER_DESC); -+MODULE_AUTHOR("Andrey Butok"); ---- /dev/null -+++ b/drivers/crypto/mcfcau.c -@@ -0,0 +1,32 @@ -+/*************************************************************************** -+ * mcfcau.c - Implementation of DES & Triple DES EDE Cipher Algorithms -+ * for Freescale ColdFire Cryptographic Acceleration Unit (CAU). -+ * -+ * Author: Andrey Butok -+ * Copyright Freescale Semiconductor Inc. 2007 -+ * -+ * NOTE: You can find the ColdFire CAU module on MCF54455 and MCF52235. -+ * -+ * This program 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 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 General Public License -+ * for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software Foundation, -+ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ *************************************************************************** -+ * Changes: -+ * v0.01 28 September 2006 Andrey Butok -+ * Initial Release - developed on 2.6.20 Linux kernel. -+ */ -+#include <linux/module.h> -+ -+DEFINE_SPINLOCK(mcfcau_lock); -+EXPORT_SYMBOL(mcfcau_lock); ---- /dev/null -+++ b/drivers/crypto/mcfcau.h -@@ -0,0 +1,98 @@ -+/*************************************************************************** -+ * mcfcau.h - Common header file for Freescale ColdFire -+ * Cryptographic Acceleration Unit (CAU) drivers. -+ * -+ * Author: Andrey Butok -+ * Copyright Freescale Semiconductor Inc. 2007 -+ * -+ * NOTE: You can find the ColdFire CAU module on MCF54455 and MCF52235. -+ * -+ * This program 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 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 General Public License -+ * for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software Foundation, -+ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ *************************************************************************** -+ * Changes: -+ * v0.01 14 August 2007 Andrey Butok -+ */ -+ -+#ifndef MCFCAU_H -+#define MCFCAU_H -+ -+#include <linux/spinlock.h> -+ -+/* CAU Registers (CAx) */ -+#define MCFCAU_CASR (0x0) -+#define MCFCAU_CAA (0x1) -+#define MCFCAU_CA0 (0x2) -+#define MCFCAU_CA1 (0x3) -+#define MCFCAU_CA2 (0x4) -+#define MCFCAU_CA3 (0x5) -+#define MCFCAU_CA4 (0x6) -+#define MCFCAU_CA5 (0x7) -+ -+ /* CAU Commands */ -+#define MCFCAU_CNOP (0x000) -+#define MCFCAU_LDR (0x010) -+#define MCFCAU_STR (0x020) -+#define MCFCAU_ADR (0x030) -+#define MCFCAU_RADR (0x040) -+#define MCFCAU_ADRA (0x050) -+#define MCFCAU_XOR (0x060) -+#define MCFCAU_ROTL (0x070) -+#define MCFCAU_MVRA (0x080) -+#define MCFCAU_MVAR (0x090) -+#define MCFCAU_AESS (0x0A0) -+#define MCFCAU_AESIS (0x0B0) -+#define MCFCAU_AESC (0x0C0) -+#define MCFCAU_AESIC (0x0D0) -+#define MCFCAU_AESR (0x0E0) -+#define MCFCAU_AESIR (0x0F0) -+#define MCFCAU_DESR (0x100) -+#define MCFCAU_DESK (0x110) -+#define MCFCAU_HASH (0x120) -+#define MCFCAU_SHS (0x130) -+#define MCFCAU_MDS (0x140) -+#define MCFCAU_ILL (0x1F0) -+ -+/* DESR Fields */ -+#define MCFCAU_IP (0x08) /* initial permutation */ -+#define MCFCAU_FP (0x04) /* final permutation */ -+#define MCFCAU_KSL1 (0x00) /* key schedule left 1 bit */ -+#define MCFCAU_KSL2 (0x01) /* key schedule left 2 bits */ -+#define MCFCAU_KSR1 (0x02) /* key schedule right 1 bit */ -+#define MCFCAU_KSR2 (0x03) /* key schedule right 2 bits */ -+ -+/* DESK Field */ -+#define MCFCAU_DC (0x01) /* decrypt key schedule */ -+#define MCFCAU_CP (0x02) /* check parity */ -+ -+/* HASH Functions Codes */ -+#define MCFCAU_HFF (0x0) /* MD5 F() CA1&CA2 | ~CA1&CA3 */ -+#define MCFCAU_HFG (0x1) /* MD5 G() CA1&CA3 | CA2&~CA3 */ -+#define MCFCAU_HFH (0x2) /* MD5 H(), SHA Parity() CA1^CA2^CA3 */ -+#define MCFCAU_HFI (0x3) /* MD5 I() CA2^(CA1|~CA3) */ -+#define MCFCAU_HFC (0x4) /* SHA Ch() CA1&CA2 ^ ~CA1&CA3 */ -+#define MCFCAU_HFM (0x5) /* SHA Maj() CA1&CA2 ^ CA1&CA3 ^ CA2&CA3 */ -+ -+#define MCFCAU_CRA_PRIORITY (300) -+ -+extern spinlock_t mcfcau_lock; -+ -+#ifdef DEBUG -+#define DBG(fmt, args...) printk( "[%s] " fmt , __FUNCTION__, ## args) -+#else -+#define DBG(fmt, args...) do{}while(0) -+#endif -+ -+#endif |