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-rw-r--r--arch/i386/crypto/aes-i586-asm.S28
1 files changed, 14 insertions, 14 deletions
diff --git a/arch/i386/crypto/aes-i586-asm.S b/arch/i386/crypto/aes-i586-asm.S
index 2851f7fe51e6..f942f0c8f630 100644
--- a/arch/i386/crypto/aes-i586-asm.S
+++ b/arch/i386/crypto/aes-i586-asm.S
@@ -36,19 +36,19 @@
36.file "aes-i586-asm.S" 36.file "aes-i586-asm.S"
37.text 37.text
38 38
39#define tlen 1024 // length of each of 4 'xor' arrays (256 32-bit words) 39#include <asm/asm-offsets.h>
40
41// offsets to parameters with one register pushed onto stack
42 40
43#define in_blk 16 // input byte array address parameter 41#define tlen 1024 // length of each of 4 'xor' arrays (256 32-bit words)
44#define out_blk 12 // output byte array address parameter
45#define ctx 8 // AES context structure
46 42
47// offsets in context structure 43/* offsets to parameters with one register pushed onto stack */
44#define tfm 8
45#define out_blk 12
46#define in_blk 16
48 47
49#define ekey 0 // encryption key schedule base address 48/* offsets in crypto_tfm structure */
50#define nrnd 256 // number of rounds 49#define ekey (crypto_tfm_ctx_offset + 0)
51#define dkey 260 // decryption key schedule base address 50#define nrnd (crypto_tfm_ctx_offset + 256)
51#define dkey (crypto_tfm_ctx_offset + 260)
52 52
53// register mapping for encrypt and decrypt subroutines 53// register mapping for encrypt and decrypt subroutines
54 54
@@ -217,7 +217,7 @@
217 do_col (table, r5,r0,r1,r4, r2,r3); /* idx=r5 */ 217 do_col (table, r5,r0,r1,r4, r2,r3); /* idx=r5 */
218 218
219// AES (Rijndael) Encryption Subroutine 219// AES (Rijndael) Encryption Subroutine
220/* void aes_enc_blk(void *ctx, u8 *out_blk, const u8 *in_blk) */ 220/* void aes_enc_blk(struct crypto_tfm *tfm, u8 *out_blk, const u8 *in_blk) */
221 221
222.global aes_enc_blk 222.global aes_enc_blk
223 223
@@ -228,7 +228,7 @@
228 228
229aes_enc_blk: 229aes_enc_blk:
230 push %ebp 230 push %ebp
231 mov ctx(%esp),%ebp // pointer to context 231 mov tfm(%esp),%ebp
232 232
233// CAUTION: the order and the values used in these assigns 233// CAUTION: the order and the values used in these assigns
234// rely on the register mappings 234// rely on the register mappings
@@ -293,7 +293,7 @@ aes_enc_blk:
293 ret 293 ret
294 294
295// AES (Rijndael) Decryption Subroutine 295// AES (Rijndael) Decryption Subroutine
296/* void aes_dec_blk(void *ctx, u8 *out_blk, const u8 *in_blk) */ 296/* void aes_dec_blk(struct crypto_tfm *tfm, u8 *out_blk, const u8 *in_blk) */
297 297
298.global aes_dec_blk 298.global aes_dec_blk
299 299
@@ -304,7 +304,7 @@ aes_enc_blk:
304 304
305aes_dec_blk: 305aes_dec_blk:
306 push %ebp 306 push %ebp
307 mov ctx(%esp),%ebp // pointer to context 307 mov tfm(%esp),%ebp
308 308
309// CAUTION: the order and the values used in these assigns 309// CAUTION: the order and the values used in these assigns
310// rely on the register mappings 310// rely on the register mappings