diff options
Diffstat (limited to 'arch/arm/include/asm/ucontext.h')
-rw-r--r-- | arch/arm/include/asm/ucontext.h | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/arch/arm/include/asm/ucontext.h b/arch/arm/include/asm/ucontext.h index bf65e9f4525d..47f023aa8495 100644 --- a/arch/arm/include/asm/ucontext.h +++ b/arch/arm/include/asm/ucontext.h | |||
@@ -59,23 +59,22 @@ struct iwmmxt_sigframe { | |||
59 | #endif /* CONFIG_IWMMXT */ | 59 | #endif /* CONFIG_IWMMXT */ |
60 | 60 | ||
61 | #ifdef CONFIG_VFP | 61 | #ifdef CONFIG_VFP |
62 | #if __LINUX_ARM_ARCH__ < 6 | ||
63 | /* For ARM pre-v6, we use fstmiax and fldmiax. This adds one extra | ||
64 | * word after the registers, and a word of padding at the end for | ||
65 | * alignment. */ | ||
66 | #define VFP_MAGIC 0x56465001 | 62 | #define VFP_MAGIC 0x56465001 |
67 | #define VFP_STORAGE_SIZE 152 | ||
68 | #else | ||
69 | #define VFP_MAGIC 0x56465002 | ||
70 | #define VFP_STORAGE_SIZE 144 | ||
71 | #endif | ||
72 | 63 | ||
73 | struct vfp_sigframe | 64 | struct vfp_sigframe |
74 | { | 65 | { |
75 | unsigned long magic; | 66 | unsigned long magic; |
76 | unsigned long size; | 67 | unsigned long size; |
77 | union vfp_state storage; | 68 | struct user_vfp ufp; |
78 | }; | 69 | struct user_vfp_exc ufp_exc; |
70 | } __attribute__((__aligned__(8))); | ||
71 | |||
72 | /* | ||
73 | * 8 byte for magic and size, 264 byte for ufp, 12 bytes for ufp_exc, | ||
74 | * 4 bytes padding. | ||
75 | */ | ||
76 | #define VFP_STORAGE_SIZE sizeof(struct vfp_sigframe) | ||
77 | |||
79 | #endif /* CONFIG_VFP */ | 78 | #endif /* CONFIG_VFP */ |
80 | 79 | ||
81 | /* | 80 | /* |
@@ -91,7 +90,7 @@ struct aux_sigframe { | |||
91 | #ifdef CONFIG_IWMMXT | 90 | #ifdef CONFIG_IWMMXT |
92 | struct iwmmxt_sigframe iwmmxt; | 91 | struct iwmmxt_sigframe iwmmxt; |
93 | #endif | 92 | #endif |
94 | #if 0 && defined CONFIG_VFP /* Not yet saved. */ | 93 | #ifdef CONFIG_VFP |
95 | struct vfp_sigframe vfp; | 94 | struct vfp_sigframe vfp; |
96 | #endif | 95 | #endif |
97 | /* Something that isn't a valid magic number for any coprocessor. */ | 96 | /* Something that isn't a valid magic number for any coprocessor. */ |