diff options
| author | Huang Ying <ying.huang@intel.com> | 2009-01-09 17:25:50 +1100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2009-02-18 16:48:05 +0800 |
| commit | 07bf44f86989f5ed866510374fe761d1903681fb (patch) | |
| tree | b7a4bbd3a66dd6fec0243a12f8569a4ad0fce9da /arch/x86/crypto/aes-x86_64-asm_64.S | |
| parent | 109568e110ed67d4be1b28609b9fa00fca97f8eb (diff) | |
| download | linux-07bf44f86989f5ed866510374fe761d1903681fb.tar.gz linux-07bf44f86989f5ed866510374fe761d1903681fb.tar.bz2 linux-07bf44f86989f5ed866510374fe761d1903681fb.zip | |
crypto: aes - Export x86 AES encrypt/decrypt functions
Intel AES-NI AES acceleration instructions touch XMM state, to use
that in soft_irq context, general x86 AES implementation is used as
fallback. The first parameter is changed from struct crypto_tfm * to
struct crypto_aes_ctx * to make it easier to deal with 16 bytes
alignment requirement of AES-NI implementation.
Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/x86/crypto/aes-x86_64-asm_64.S')
| -rw-r--r-- | arch/x86/crypto/aes-x86_64-asm_64.S | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/crypto/aes-x86_64-asm_64.S b/arch/x86/crypto/aes-x86_64-asm_64.S index 7f28f62737de..5b577d5a059b 100644 --- a/arch/x86/crypto/aes-x86_64-asm_64.S +++ b/arch/x86/crypto/aes-x86_64-asm_64.S @@ -17,8 +17,6 @@ #include <asm/asm-offsets.h> -#define BASE crypto_tfm_ctx_offset - #define R1 %rax #define R1E %eax #define R1X %ax @@ -56,13 +54,13 @@ .align 8; \ FUNC: movq r1,r2; \ movq r3,r4; \ - leaq BASE+KEY+48(r8),r9; \ + leaq KEY+48(r8),r9; \ movq r10,r11; \ movl (r7),r5 ## E; \ movl 4(r7),r1 ## E; \ movl 8(r7),r6 ## E; \ movl 12(r7),r7 ## E; \ - movl BASE+480(r8),r10 ## E; \ + movl 480(r8),r10 ## E; \ xorl -48(r9),r5 ## E; \ xorl -44(r9),r1 ## E; \ xorl -40(r9),r6 ## E; \ |