diff options
Diffstat (limited to 'arch/sparc64/lib/GENpatch.S')
-rw-r--r-- | arch/sparc64/lib/GENpatch.S | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/arch/sparc64/lib/GENpatch.S b/arch/sparc64/lib/GENpatch.S deleted file mode 100644 index fab9e89f16bd..000000000000 --- a/arch/sparc64/lib/GENpatch.S +++ /dev/null | |||
@@ -1,33 +0,0 @@ | |||
1 | /* GENpatch.S: Patch Ultra-I routines with generic variant. | ||
2 | * | ||
3 | * Copyright (C) 2007 David S. Miller <davem@davemloft.net> | ||
4 | */ | ||
5 | |||
6 | #define BRANCH_ALWAYS 0x10680000 | ||
7 | #define NOP 0x01000000 | ||
8 | #define GEN_DO_PATCH(OLD, NEW) \ | ||
9 | sethi %hi(NEW), %g1; \ | ||
10 | or %g1, %lo(NEW), %g1; \ | ||
11 | sethi %hi(OLD), %g2; \ | ||
12 | or %g2, %lo(OLD), %g2; \ | ||
13 | sub %g1, %g2, %g1; \ | ||
14 | sethi %hi(BRANCH_ALWAYS), %g3; \ | ||
15 | sll %g1, 11, %g1; \ | ||
16 | srl %g1, 11 + 2, %g1; \ | ||
17 | or %g3, %lo(BRANCH_ALWAYS), %g3; \ | ||
18 | or %g3, %g1, %g3; \ | ||
19 | stw %g3, [%g2]; \ | ||
20 | sethi %hi(NOP), %g3; \ | ||
21 | or %g3, %lo(NOP), %g3; \ | ||
22 | stw %g3, [%g2 + 0x4]; \ | ||
23 | flush %g2; | ||
24 | |||
25 | .globl generic_patch_copyops | ||
26 | .type generic_patch_copyops,#function | ||
27 | generic_patch_copyops: | ||
28 | GEN_DO_PATCH(memcpy, GENmemcpy) | ||
29 | GEN_DO_PATCH(___copy_from_user, GENcopy_from_user) | ||
30 | GEN_DO_PATCH(___copy_to_user, GENcopy_to_user) | ||
31 | retl | ||
32 | nop | ||
33 | .size generic_patch_copyops,.-generic_patch_copyops | ||