projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 243412be AV |
1 | #ifndef __UM_X86_PTRACE_H |
| 2 | #define __UM_X86_PTRACE_H | |
| 3 | ||
| 8813f674 AV |
4 | #include <linux/compiler.h> |
| 5 | #ifndef CONFIG_X86_32 | |
| 6 | #define __FRAME_OFFSETS /* Needed to get the R* macros */ | |
| 27f85f12 | 7 | #endif |
| 8813f674 AV |
8 | #include <asm/ptrace-generic.h> |
| 9 | ||
| 10 | #define user_mode(r) UPT_IS_USER(&(r)->regs) | |
| 243412be AV |
11 | |
| 12 | #define PT_REGS_AX(r) UPT_AX(&(r)->regs) | |
| 13 | #define PT_REGS_BX(r) UPT_BX(&(r)->regs) | |
| 14 | #define PT_REGS_CX(r) UPT_CX(&(r)->regs) | |
| 15 | #define PT_REGS_DX(r) UPT_DX(&(r)->regs) | |
| 16 | ||
| 17 | #define PT_REGS_SI(r) UPT_SI(&(r)->regs) | |
| 18 | #define PT_REGS_DI(r) UPT_DI(&(r)->regs) | |
| 19 | #define PT_REGS_BP(r) UPT_BP(&(r)->regs) | |
| 20 | #define PT_REGS_EFLAGS(r) UPT_EFLAGS(&(r)->regs) | |
| 21 | ||
| 22 | #define PT_REGS_CS(r) UPT_CS(&(r)->regs) | |
| 23 | #define PT_REGS_SS(r) UPT_SS(&(r)->regs) | |
| 24 | #define PT_REGS_DS(r) UPT_DS(&(r)->regs) | |
| 25 | #define PT_REGS_ES(r) UPT_ES(&(r)->regs) | |
| 26 | ||
| 27 | #define PT_REGS_ORIG_SYSCALL(r) PT_REGS_AX(r) | |
| 28 | #define PT_REGS_SYSCALL_RET(r) PT_REGS_AX(r) | |
| 29 | ||
| 30 | #define PT_FIX_EXEC_STACK(sp) do ; while(0) | |
| 31 | ||
| 32 | #define profile_pc(regs) PT_REGS_IP(regs) | |
| 33 | ||
| 34 | #define UPT_RESTART_SYSCALL(r) (UPT_IP(r) -= 2) | |
| a3170d2e | 35 | #define PT_REGS_SET_SYSCALL_RETURN(r, res) (PT_REGS_AX(r) = (res)) |
| 243412be | 36 | |
| a3170d2e | 37 | static inline long regs_return_value(struct pt_regs *regs) |
| 243412be | 38 | { |
| a3170d2e | 39 | return PT_REGS_AX(regs); |
| 243412be | 40 | } |
| 8813f674 AV |
41 | |
| 42 | /* | |
| 43 | * Forward declaration to avoid including sysdep/tls.h, which causes a | |
| 44 | * circular include, and compilation failures. | |
| 45 | */ | |
| 46 | struct user_desc; | |
| 47 | ||
| 48 | #ifdef CONFIG_X86_32 | |
| 49 | ||
| 8813f674 AV |
50 | extern int ptrace_get_thread_area(struct task_struct *child, int idx, |
| 51 | struct user_desc __user *user_desc); | |
| 52 | ||
| 53 | extern int ptrace_set_thread_area(struct task_struct *child, int idx, | |
| 54 | struct user_desc __user *user_desc); | |
| 55 | ||
| 56 | #else | |
| 57 | ||
| 8813f674 AV |
58 | #define PT_REGS_R8(r) UPT_R8(&(r)->regs) |
| 59 | #define PT_REGS_R9(r) UPT_R9(&(r)->regs) | |
| 60 | #define PT_REGS_R10(r) UPT_R10(&(r)->regs) | |
| 61 | #define PT_REGS_R11(r) UPT_R11(&(r)->regs) | |
| 62 | #define PT_REGS_R12(r) UPT_R12(&(r)->regs) | |
| 63 | #define PT_REGS_R13(r) UPT_R13(&(r)->regs) | |
| 64 | #define PT_REGS_R14(r) UPT_R14(&(r)->regs) | |
| 65 | #define PT_REGS_R15(r) UPT_R15(&(r)->regs) | |
| 66 | ||
| 67 | #include <asm/errno.h> | |
| 68 | ||
| 69 | static inline int ptrace_get_thread_area(struct task_struct *child, int idx, | |
| 70 | struct user_desc __user *user_desc) | |
| 71 | { | |
| 72 | return -ENOSYS; | |
| 73 | } | |
| 74 | ||
| 75 | static inline int ptrace_set_thread_area(struct task_struct *child, int idx, | |
| 76 | struct user_desc __user *user_desc) | |
| 77 | { | |
| 78 | return -ENOSYS; | |
| 79 | } | |
| 80 | ||
| 81 | extern long arch_prctl(struct task_struct *task, int code, | |
| 82 | unsigned long __user *addr); | |
| 83 | ||
| 84 | #endif | |
| 5208ba24 | 85 | #define user_stack_pointer(regs) PT_REGS_SP(regs) |
| 243412be | 86 | #endif /* __UM_X86_PTRACE_H */ |