1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _UAPI_ASM_X86_SIGCONTEXT_H 20 #define _UAPI_ASM_X86_SIGCONTEXT_H 21 #include <linux/compiler.h> 22 #include <linux/types.h> 23 #define FP_XSTATE_MAGIC1 0x46505853U 24 #define FP_XSTATE_MAGIC2 0x46505845U 25 #define FP_XSTATE_MAGIC2_SIZE sizeof(FP_XSTATE_MAGIC2) 26 struct _fpx_sw_bytes { 27 __u32 magic1; 28 __u32 extended_size; 29 __u64 xfeatures; 30 __u32 xstate_size; 31 __u32 padding[7]; 32 }; 33 struct _fpreg { 34 __u16 significand[4]; 35 __u16 exponent; 36 }; 37 struct _fpxreg { 38 __u16 significand[4]; 39 __u16 exponent; 40 __u16 padding[3]; 41 }; 42 struct _xmmreg { 43 __u32 element[4]; 44 }; 45 #define X86_FXSR_MAGIC 0x0000 46 struct _fpstate_32 { 47 __u32 cw; 48 __u32 sw; 49 __u32 tag; 50 __u32 ipoff; 51 __u32 cssel; 52 __u32 dataoff; 53 __u32 datasel; 54 struct _fpreg _st[8]; 55 __u16 status; 56 __u16 magic; 57 __u32 _fxsr_env[6]; 58 __u32 mxcsr; 59 __u32 reserved; 60 struct _fpxreg _fxsr_st[8]; 61 struct _xmmreg _xmm[8]; 62 union { 63 __u32 padding1[44]; 64 __u32 padding[44]; 65 }; 66 union { 67 __u32 padding2[12]; 68 struct _fpx_sw_bytes sw_reserved; 69 }; 70 }; 71 struct _fpstate_64 { 72 __u16 cwd; 73 __u16 swd; 74 __u16 twd; 75 __u16 fop; 76 __u64 rip; 77 __u64 rdp; 78 __u32 mxcsr; 79 __u32 mxcsr_mask; 80 __u32 st_space[32]; 81 __u32 xmm_space[64]; 82 __u32 reserved2[12]; 83 union { 84 __u32 reserved3[12]; 85 struct _fpx_sw_bytes sw_reserved; 86 }; 87 }; 88 #ifdef __i386__ 89 #define _fpstate _fpstate_32 90 #else 91 #define _fpstate _fpstate_64 92 #endif 93 struct _header { 94 __u64 xfeatures; 95 __u64 reserved1[2]; 96 __u64 reserved2[5]; 97 }; 98 struct _ymmh_state { 99 __u32 ymmh_space[64]; 100 }; 101 struct _xstate { 102 struct _fpstate fpstate; 103 struct _header xstate_hdr; 104 struct _ymmh_state ymmh; 105 }; 106 struct sigcontext_32 { 107 __u16 gs, __gsh; 108 __u16 fs, __fsh; 109 __u16 es, __esh; 110 __u16 ds, __dsh; 111 __u32 di; 112 __u32 si; 113 __u32 bp; 114 __u32 sp; 115 __u32 bx; 116 __u32 dx; 117 __u32 cx; 118 __u32 ax; 119 __u32 trapno; 120 __u32 err; 121 __u32 ip; 122 __u16 cs, __csh; 123 __u32 flags; 124 __u32 sp_at_signal; 125 __u16 ss, __ssh; 126 __u32 fpstate; 127 __u32 oldmask; 128 __u32 cr2; 129 }; 130 struct sigcontext_64 { 131 __u64 r8; 132 __u64 r9; 133 __u64 r10; 134 __u64 r11; 135 __u64 r12; 136 __u64 r13; 137 __u64 r14; 138 __u64 r15; 139 __u64 di; 140 __u64 si; 141 __u64 bp; 142 __u64 bx; 143 __u64 dx; 144 __u64 ax; 145 __u64 cx; 146 __u64 sp; 147 __u64 ip; 148 __u64 flags; 149 __u16 cs; 150 __u16 gs; 151 __u16 fs; 152 __u16 ss; 153 __u64 err; 154 __u64 trapno; 155 __u64 oldmask; 156 __u64 cr2; 157 __u64 fpstate; 158 __u64 reserved1[8]; 159 }; 160 #define _fpstate_ia32 _fpstate_32 161 #define sigcontext_ia32 sigcontext_32 162 #ifdef __i386__ 163 struct sigcontext { 164 __u16 gs, __gsh; 165 __u16 fs, __fsh; 166 __u16 es, __esh; 167 __u16 ds, __dsh; 168 __u32 edi; 169 __u32 esi; 170 __u32 ebp; 171 __u32 esp; 172 __u32 ebx; 173 __u32 edx; 174 __u32 ecx; 175 __u32 eax; 176 __u32 trapno; 177 __u32 err; 178 __u32 eip; 179 __u16 cs, __csh; 180 __u32 eflags; 181 __u32 esp_at_signal; 182 __u16 ss, __ssh; 183 struct _fpstate __user * fpstate; 184 __u32 oldmask; 185 __u32 cr2; 186 }; 187 #else 188 struct sigcontext { 189 __u64 r8; 190 __u64 r9; 191 __u64 r10; 192 __u64 r11; 193 __u64 r12; 194 __u64 r13; 195 __u64 r14; 196 __u64 r15; 197 __u64 rdi; 198 __u64 rsi; 199 __u64 rbp; 200 __u64 rbx; 201 __u64 rdx; 202 __u64 rax; 203 __u64 rcx; 204 __u64 rsp; 205 __u64 rip; 206 __u64 eflags; 207 __u16 cs; 208 __u16 gs; 209 __u16 fs; 210 union { 211 __u16 ss; 212 __u16 __pad0; 213 }; 214 __u64 err; 215 __u64 trapno; 216 __u64 oldmask; 217 __u64 cr2; 218 struct _fpstate __user * fpstate; 219 #ifdef __ILP32__ 220 __u32 __fpstate_pad; 221 #endif 222 __u64 reserved1[8]; 223 }; 224 #endif 225 #endif 226
