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71 lines
2.1 KiB
71 lines
2.1 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _ASM_X86_USER32_H |
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#define _ASM_X86_USER32_H |
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/* IA32 compatible user structures for ptrace. |
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* These should be used for 32bit coredumps too. */ |
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struct user_i387_ia32_struct { |
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u32 cwd; |
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u32 swd; |
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u32 twd; |
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u32 fip; |
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u32 fcs; |
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u32 foo; |
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u32 fos; |
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u32 st_space[20]; /* 8*10 bytes for each FP-reg = 80 bytes */ |
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}; |
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/* FSAVE frame with extensions */ |
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struct user32_fxsr_struct { |
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unsigned short cwd; |
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unsigned short swd; |
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unsigned short twd; /* not compatible to 64bit twd */ |
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unsigned short fop; |
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int fip; |
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int fcs; |
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int foo; |
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int fos; |
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int mxcsr; |
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int reserved; |
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int st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */ |
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int xmm_space[32]; /* 8*16 bytes for each XMM-reg = 128 bytes */ |
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int padding[56]; |
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}; |
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struct user_regs_struct32 { |
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__u32 ebx, ecx, edx, esi, edi, ebp, eax; |
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unsigned short ds, __ds, es, __es; |
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unsigned short fs, __fs, gs, __gs; |
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__u32 orig_eax, eip; |
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unsigned short cs, __cs; |
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__u32 eflags, esp; |
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unsigned short ss, __ss; |
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}; |
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struct user32 { |
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struct user_regs_struct32 regs; /* Where the registers are actually stored */ |
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int u_fpvalid; /* True if math co-processor being used. */ |
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/* for this mess. Not yet used. */ |
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struct user_i387_ia32_struct i387; /* Math Co-processor registers. */ |
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/* The rest of this junk is to help gdb figure out what goes where */ |
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__u32 u_tsize; /* Text segment size (pages). */ |
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__u32 u_dsize; /* Data segment size (pages). */ |
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__u32 u_ssize; /* Stack segment size (pages). */ |
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__u32 start_code; /* Starting virtual address of text. */ |
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__u32 start_stack; /* Starting virtual address of stack area. |
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This is actually the bottom of the stack, |
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the top of the stack is always found in the |
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esp register. */ |
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__u32 signal; /* Signal that caused the core dump. */ |
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int reserved; /* No __u32er used */ |
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__u32 u_ar0; /* Used by gdb to help find the values for */ |
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/* the registers. */ |
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__u32 u_fpstate; /* Math Co-processor pointer. */ |
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__u32 magic; /* To uniquely identify a core file */ |
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char u_comm[32]; /* User command that was responsible */ |
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int u_debugreg[8]; |
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}; |
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#endif /* _ASM_X86_USER32_H */
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