diff options
Diffstat (limited to 'linux/src/include/asm-i386/sigcontext.h')
| -rw-r--r-- | linux/src/include/asm-i386/sigcontext.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/linux/src/include/asm-i386/sigcontext.h b/linux/src/include/asm-i386/sigcontext.h new file mode 100644 index 00000000..df065966 --- /dev/null +++ b/linux/src/include/asm-i386/sigcontext.h @@ -0,0 +1,54 @@ +#ifndef _ASMi386_SIGCONTEXT_H +#define _ASMi386_SIGCONTEXT_H + +/* + * As documented in the iBCS2 standard.. + * + * The first part of "struct _fpstate" is just the + * normal i387 hardware setup, the extra "status" + * word is used to save the coprocessor status word + * before entering the handler. + */ +struct _fpreg { + unsigned short significand[4]; + unsigned short exponent; +}; + +struct _fpstate { + unsigned long cw, + sw, + tag, + ipoff, + cssel, + dataoff, + datasel; + struct _fpreg _st[8]; + unsigned long status; +}; + +struct sigcontext_struct { + unsigned short gs, __gsh; + unsigned short fs, __fsh; + unsigned short es, __esh; + unsigned short ds, __dsh; + unsigned long edi; + unsigned long esi; + unsigned long ebp; + unsigned long esp; + unsigned long ebx; + unsigned long edx; + unsigned long ecx; + unsigned long eax; + unsigned long trapno; + unsigned long err; + unsigned long eip; + unsigned short cs, __csh; + unsigned long eflags; + unsigned long esp_at_signal; + unsigned short ss, __ssh; + struct _fpstate * fpstate; + unsigned long oldmask; + unsigned long cr2; +}; + +#endif |