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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/x86/include/asm/sigcontext32.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/x86/include/asm/sigcontext32.h')
-rw-r--r--arch/x86/include/asm/sigcontext32.h77
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/x86/include/asm/sigcontext32.h b/arch/x86/include/asm/sigcontext32.h
new file mode 100644
index 00000000..ad1478c4
--- /dev/null
+++ b/arch/x86/include/asm/sigcontext32.h
@@ -0,0 +1,77 @@
+#ifndef _ASM_X86_SIGCONTEXT32_H
+#define _ASM_X86_SIGCONTEXT32_H
+
+#include <linux/types.h>
+
+/* signal context for 32bit programs. */
+
+#define X86_FXSR_MAGIC 0x0000
+
+struct _fpreg {
+ unsigned short significand[4];
+ unsigned short exponent;
+};
+
+struct _fpxreg {
+ unsigned short significand[4];
+ unsigned short exponent;
+ unsigned short padding[3];
+};
+
+struct _xmmreg {
+ __u32 element[4];
+};
+
+/* FSAVE frame with extensions */
+struct _fpstate_ia32 {
+ /* Regular FPU environment */
+ __u32 cw;
+ __u32 sw;
+ __u32 tag; /* not compatible to 64bit twd */
+ __u32 ipoff;
+ __u32 cssel;
+ __u32 dataoff;
+ __u32 datasel;
+ struct _fpreg _st[8];
+ unsigned short status;
+ unsigned short magic; /* 0xffff = regular FPU data only */
+
+ /* FXSR FPU environment */
+ __u32 _fxsr_env[6];
+ __u32 mxcsr;
+ __u32 reserved;
+ struct _fpxreg _fxsr_st[8];
+ struct _xmmreg _xmm[8]; /* It's actually 16 */
+ __u32 padding[44];
+ union {
+ __u32 padding2[12];
+ struct _fpx_sw_bytes sw_reserved;
+ };
+};
+
+struct sigcontext_ia32 {
+ unsigned short gs, __gsh;
+ unsigned short fs, __fsh;
+ unsigned short es, __esh;
+ unsigned short ds, __dsh;
+ unsigned int di;
+ unsigned int si;
+ unsigned int bp;
+ unsigned int sp;
+ unsigned int bx;
+ unsigned int dx;
+ unsigned int cx;
+ unsigned int ax;
+ unsigned int trapno;
+ unsigned int err;
+ unsigned int ip;
+ unsigned short cs, __csh;
+ unsigned int flags;
+ unsigned int sp_at_signal;
+ unsigned short ss, __ssh;
+ unsigned int fpstate; /* really (struct _fpstate_ia32 *) */
+ unsigned int oldmask;
+ unsigned int cr2;
+};
+
+#endif /* _ASM_X86_SIGCONTEXT32_H */