projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 90a4c0f5 LT |
2 | #ifndef __SYSDEP_X86_PTRACE_H |
| 3 | #define __SYSDEP_X86_PTRACE_H | |
| 4 | ||
| 243412be | 5 | #include <generated/user_constants.h> |
| 37185b33 | 6 | #include <sysdep/faultinfo.h> |
| 243412be AV |
7 | |
| 8 | #define MAX_REG_OFFSET (UM_FRAME_SIZE) | |
| 9 | #define MAX_REG_NR ((MAX_REG_OFFSET) / sizeof(unsigned long)) | |
| 10 | ||
| 11 | #define REGS_IP(r) ((r)[HOST_IP]) | |
| 12 | #define REGS_SP(r) ((r)[HOST_SP]) | |
| 13 | #define REGS_EFLAGS(r) ((r)[HOST_EFLAGS]) | |
| 14 | #define REGS_AX(r) ((r)[HOST_AX]) | |
| 15 | #define REGS_BX(r) ((r)[HOST_BX]) | |
| 16 | #define REGS_CX(r) ((r)[HOST_CX]) | |
| 17 | #define REGS_DX(r) ((r)[HOST_DX]) | |
| 18 | #define REGS_SI(r) ((r)[HOST_SI]) | |
| 19 | #define REGS_DI(r) ((r)[HOST_DI]) | |
| 20 | #define REGS_BP(r) ((r)[HOST_BP]) | |
| 21 | #define REGS_CS(r) ((r)[HOST_CS]) | |
| 22 | #define REGS_SS(r) ((r)[HOST_SS]) | |
| 23 | #define REGS_DS(r) ((r)[HOST_DS]) | |
| 24 | #define REGS_ES(r) ((r)[HOST_ES]) | |
| 25 | ||
| 26 | #define UPT_IP(r) REGS_IP((r)->gp) | |
| 27 | #define UPT_SP(r) REGS_SP((r)->gp) | |
| 28 | #define UPT_EFLAGS(r) REGS_EFLAGS((r)->gp) | |
| 29 | #define UPT_AX(r) REGS_AX((r)->gp) | |
| 30 | #define UPT_BX(r) REGS_BX((r)->gp) | |
| 31 | #define UPT_CX(r) REGS_CX((r)->gp) | |
| 32 | #define UPT_DX(r) REGS_DX((r)->gp) | |
| 33 | #define UPT_SI(r) REGS_SI((r)->gp) | |
| 34 | #define UPT_DI(r) REGS_DI((r)->gp) | |
| 35 | #define UPT_BP(r) REGS_BP((r)->gp) | |
| 36 | #define UPT_CS(r) REGS_CS((r)->gp) | |
| 37 | #define UPT_SS(r) REGS_SS((r)->gp) | |
| 38 | #define UPT_DS(r) REGS_DS((r)->gp) | |
| 39 | #define UPT_ES(r) REGS_ES((r)->gp) | |
| 40 | ||
| 858ba944 AV |
41 | #ifdef __i386__ |
| 42 | #include "ptrace_32.h" | |
| 43 | #else | |
| 44 | #include "ptrace_64.h" | |
| 45 | #endif | |
| d7e7528b | 46 | |
| 243412be AV |
47 | struct syscall_args { |
| 48 | unsigned long args[6]; | |
| 49 | }; | |
| 50 | ||
| 51 | #define SYSCALL_ARGS(r) ((struct syscall_args) \ | |
| 52 | { .args = { UPT_SYSCALL_ARG1(r), \ | |
| 53 | UPT_SYSCALL_ARG2(r), \ | |
| 54 | UPT_SYSCALL_ARG3(r), \ | |
| 55 | UPT_SYSCALL_ARG4(r), \ | |
| 56 | UPT_SYSCALL_ARG5(r), \ | |
| 57 | UPT_SYSCALL_ARG6(r) } } ) | |
| 58 | ||
| 59 | struct uml_pt_regs { | |
| 60 | unsigned long gp[MAX_REG_NR]; | |
| 61 | unsigned long fp[MAX_FP_NR]; | |
| 62 | struct faultinfo faultinfo; | |
| 63 | long syscall; | |
| 64 | int is_user; | |
| 65 | }; | |
| 66 | ||
| 67 | #define EMPTY_UML_PT_REGS { } | |
| 68 | ||
| 69 | #define UPT_SYSCALL_NR(r) ((r)->syscall) | |
| 70 | #define UPT_FAULTINFO(r) (&(r)->faultinfo) | |
| 71 | #define UPT_IS_USER(r) ((r)->is_user) | |
| 72 | ||
| 73 | extern int user_context(unsigned long sp); | |
| 90a4c0f5 LT |
74 | |
| 75 | #endif /* __SYSDEP_X86_PTRACE_H */ |