diff options
Diffstat (limited to 'arch/arm/include/asm/ptrace.h')
| -rw-r--r-- | arch/arm/include/asm/ptrace.h | 129 |
1 files changed, 5 insertions, 124 deletions
diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h index 355ece523f4..3d52ee1bfb3 100644 --- a/arch/arm/include/asm/ptrace.h +++ b/arch/arm/include/asm/ptrace.h @@ -10,132 +10,12 @@ #ifndef __ASM_ARM_PTRACE_H #define __ASM_ARM_PTRACE_H -#include <asm/hwcap.h> - -#define PTRACE_GETREGS 12 -#define PTRACE_SETREGS 13 -#define PTRACE_GETFPREGS 14 -#define PTRACE_SETFPREGS 15 -/* PTRACE_ATTACH is 16 */ -/* PTRACE_DETACH is 17 */ -#define PTRACE_GETWMMXREGS 18 -#define PTRACE_SETWMMXREGS 19 -/* 20 is unused */ -#define PTRACE_OLDSETOPTIONS 21 -#define PTRACE_GET_THREAD_AREA 22 -#define PTRACE_SET_SYSCALL 23 -/* PTRACE_SYSCALL is 24 */ -#define PTRACE_GETCRUNCHREGS 25 -#define PTRACE_SETCRUNCHREGS 26 -#define PTRACE_GETVFPREGS 27 -#define PTRACE_SETVFPREGS 28 -#define PTRACE_GETHBPREGS 29 -#define PTRACE_SETHBPREGS 30 - -/* - * PSR bits - */ -#define USR26_MODE 0x00000000 -#define FIQ26_MODE 0x00000001 -#define IRQ26_MODE 0x00000002 -#define SVC26_MODE 0x00000003 -#define USR_MODE 0x00000010 -#define FIQ_MODE 0x00000011 -#define IRQ_MODE 0x00000012 -#define SVC_MODE 0x00000013 -#define ABT_MODE 0x00000017 -#define UND_MODE 0x0000001b -#define SYSTEM_MODE 0x0000001f -#define MODE32_BIT 0x00000010 -#define MODE_MASK 0x0000001f -#define PSR_T_BIT 0x00000020 -#define PSR_F_BIT 0x00000040 -#define PSR_I_BIT 0x00000080 -#define PSR_A_BIT 0x00000100 -#define PSR_E_BIT 0x00000200 -#define PSR_J_BIT 0x01000000 -#define PSR_Q_BIT 0x08000000 -#define PSR_V_BIT 0x10000000 -#define PSR_C_BIT 0x20000000 -#define PSR_Z_BIT 0x40000000 -#define PSR_N_BIT 0x80000000 - -/* - * Groups of PSR bits - */ -#define PSR_f 0xff000000 /* Flags */ -#define PSR_s 0x00ff0000 /* Status */ -#define PSR_x 0x0000ff00 /* Extension */ -#define PSR_c 0x000000ff /* Control */ - -/* - * ARMv7 groups of PSR bits - */ -#define APSR_MASK 0xf80f0000 /* N, Z, C, V, Q and GE flags */ -#define PSR_ISET_MASK 0x01000010 /* ISA state (J, T) mask */ -#define PSR_IT_MASK 0x0600fc00 /* If-Then execution state mask */ -#define PSR_ENDIAN_MASK 0x00000200 /* Endianness state mask */ - -/* - * Default endianness state - */ -#ifdef CONFIG_CPU_ENDIAN_BE8 -#define PSR_ENDSTATE PSR_E_BIT -#else -#define PSR_ENDSTATE 0 -#endif - -/* - * These are 'magic' values for PTRACE_PEEKUSR that return info about where a - * process is located in memory. - */ -#define PT_TEXT_ADDR 0x10000 -#define PT_DATA_ADDR 0x10004 -#define PT_TEXT_END_ADDR 0x10008 +#include <uapi/asm/ptrace.h> #ifndef __ASSEMBLY__ - -/* - * This struct defines the way the registers are stored on the - * stack during a system call. Note that sizeof(struct pt_regs) - * has to be a multiple of 8. - */ -#ifndef __KERNEL__ -struct pt_regs { - long uregs[18]; -}; -#else /* __KERNEL__ */ struct pt_regs { unsigned long uregs[18]; }; -#endif /* __KERNEL__ */ - -#define ARM_cpsr uregs[16] -#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[17] - -/* - * The size of the user-visible VFP state as seen by PTRACE_GET/SETVFPREGS - * and core dumps. - */ -#define ARM_VFPREGS_SIZE ( 32 * 8 /*fpregs*/ + 4 /*fpscr*/ ) - -#ifdef __KERNEL__ #define user_mode(regs) \ (((regs)->ARM_cpsr & 0xf) == 0) @@ -254,9 +134,10 @@ static inline unsigned long user_stack_pointer(struct pt_regs *regs) return regs->ARM_sp; } -#endif /* __KERNEL__ */ +#define current_pt_regs(void) ({ \ + register unsigned long sp asm ("sp"); \ + (struct pt_regs *)((sp | (THREAD_SIZE - 1)) - 7) - 1; \ +}) #endif /* __ASSEMBLY__ */ - #endif - |