diff options
Diffstat (limited to 'include/asm-x86/processor.h')
| -rw-r--r-- | include/asm-x86/processor.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/include/asm-x86/processor.h b/include/asm-x86/processor.h index a8f1702ec3ba..80c50020ef60 100644 --- a/include/asm-x86/processor.h +++ b/include/asm-x86/processor.h @@ -227,8 +227,74 @@ struct orig_ist { }; #ifdef CONFIG_X86_32 +struct i387_fsave_struct { + long cwd; + long swd; + long twd; + long fip; + long fcs; + long foo; + long fos; + long st_space[20]; /* 8*10 bytes for each FP-reg = 80 bytes */ + long status; /* software status information */ +}; + +struct i387_fxsave_struct { + unsigned short cwd; + unsigned short swd; + unsigned short twd; + unsigned short fop; + long fip; + long fcs; + long foo; + long fos; + long mxcsr; + long mxcsr_mask; + long st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */ + long xmm_space[32]; /* 8*16 bytes for each XMM-reg = 128 bytes */ + long padding[56]; +} __attribute__((aligned(16))); + +struct i387_soft_struct { + long cwd; + long swd; + long twd; + long fip; + long fcs; + long foo; + long fos; + long st_space[20]; /* 8*10 bytes for each FP-reg = 80 bytes */ + unsigned char ftop, changed, lookahead, no_update, rm, alimit; + struct info *info; + unsigned long entry_eip; +}; + +union i387_union { + struct i387_fsave_struct fsave; + struct i387_fxsave_struct fxsave; + struct i387_soft_struct soft; +}; + # include "processor_32.h" #else +struct i387_fxsave_struct { + u16 cwd; + u16 swd; + u16 twd; + u16 fop; + u64 rip; + u64 rdp; + u32 mxcsr; + u32 mxcsr_mask; + u32 st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */ + u32 xmm_space[64]; /* 16*16 bytes for each XMM-reg = 256 bytes */ + u32 padding[24]; +} __attribute__((aligned(16))); + +union i387_union { + struct i387_fxsave_struct fxsave; +}; + # include "processor_64.h" #endif |