diff options
Diffstat (limited to 'include/asm-arm26/ptrace.h')
-rw-r--r-- | include/asm-arm26/ptrace.h | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/include/asm-arm26/ptrace.h b/include/asm-arm26/ptrace.h deleted file mode 100644 index 6a46b5ae1156..000000000000 --- a/include/asm-arm26/ptrace.h +++ /dev/null @@ -1,104 +0,0 @@ -#ifndef __ASM_ARM_PTRACE_H -#define __ASM_ARM_PTRACE_H - -#define PTRACE_GETREGS 12 -#define PTRACE_SETREGS 13 -#define PTRACE_GETFPREGS 14 -#define PTRACE_SETFPREGS 15 -#define PTRACE_OLDSETOPTIONS 21 - -/* options set using PTRACE_SETOPTIONS */ -#define PTRACE_O_TRACESYSGOOD 0x00000001 - -#define MODE_USR26 0x00000000 -#define MODE_FIQ26 0x00000001 -#define MODE_IRQ26 0x00000002 -#define MODE_SVC26 0x00000003 -#define MODE_MASK 0x00000003 - -#define PSR_F_BIT 0x04000000 -#define PSR_I_BIT 0x08000000 -#define PSR_V_BIT 0x10000000 -#define PSR_C_BIT 0x20000000 -#define PSR_Z_BIT 0x40000000 -#define PSR_N_BIT 0x80000000 - -#define PCMASK 0xfc000003 - - -#ifndef __ASSEMBLY__ - -#define pc_pointer(v) ((v) & ~PCMASK) /* convert v to pc type address */ -#define instruction_pointer(regs) (pc_pointer((regs)->ARM_pc)) /* get pc */ -#define profile_pc(regs) instruction_pointer(regs) - -/* this struct defines the way the registers are stored on the - stack during a system call. */ - -struct pt_regs { - long uregs[17]; -}; - -#define ARM_pc uregs[15] -#define ARM_lr uregs[14] -#define ARM_sp uregs[13] -#define ARM_ip uregs[12] -#define ARM_fp uregs[11] -#define ARM_r10 uregs[10] -#define ARM_r9 uregs[9] -#define ARM_r8 uregs[8] -#define ARM_r7 uregs[7] -#define ARM_r6 uregs[6] -#define ARM_r5 uregs[5] -#define ARM_r4 uregs[4] -#define ARM_r3 uregs[3] -#define ARM_r2 uregs[2] -#define ARM_r1 uregs[1] -#define ARM_r0 uregs[0] -#define ARM_ORIG_r0 uregs[16] - -#ifdef __KERNEL__ - -#define processor_mode(regs) \ - ((regs)->ARM_pc & MODE_MASK) - -#define user_mode(regs) \ - (processor_mode(regs) == MODE_USR26) - -#define interrupts_enabled(regs) \ - (!((regs)->ARM_pc & PSR_I_BIT)) - -#define fast_interrupts_enabled(regs) \ - (!((regs)->ARM_pc & PSR_F_BIT)) - -#define condition_codes(regs) \ - ((regs)->ARM_pc & (PSR_V_BIT|PSR_C_BIT|PSR_Z_BIT|PSR_N_BIT)) - -/* Are the current registers suitable for user mode? - * (used to maintain security in signal handlers) - */ -static inline int valid_user_regs(struct pt_regs *regs) -{ - if (user_mode(regs) && - (regs->ARM_pc & (PSR_F_BIT | PSR_I_BIT)) == 0) - return 1; - - /* - * force it to be something sensible - */ - regs->ARM_pc &= ~(MODE_MASK | PSR_F_BIT | PSR_I_BIT); - - return 0; -} - -extern void show_regs(struct pt_regs *); - -#define predicate(x) (x & 0xf0000000) -#define PREDICATE_ALWAYS 0xe0000000 - -#endif /* __KERNEL__ */ - -#endif /* __ASSEMBLY__ */ - -#endif - |