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Diffstat (limited to 'include/asm-arm/ptrace.h')
| -rw-r--r-- | include/asm-arm/ptrace.h | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/include/asm-arm/ptrace.h b/include/asm-arm/ptrace.h deleted file mode 100644 index 8382b7510f94..000000000000 --- a/include/asm-arm/ptrace.h +++ /dev/null @@ -1,162 +0,0 @@ -/* - * linux/include/asm-arm/ptrace.h - * - * Copyright (C) 1996-2003 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#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 - -/* - * 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_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 -#define PCMASK 0 - -/* - * Groups of PSR bits - */ -#define PSR_f 0xff000000 /* Flags */ -#define PSR_s 0x00ff0000 /* Status */ -#define PSR_x 0x0000ff00 /* Extension */ -#define PSR_c 0x000000ff /* Control */ - -#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. - */ -struct pt_regs { - long uregs[18]; -}; - -#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] - -#ifdef __KERNEL__ - -#define user_mode(regs) \ - (((regs)->ARM_cpsr & 0xf) == 0) - -#ifdef CONFIG_ARM_THUMB -#define thumb_mode(regs) \ - (((regs)->ARM_cpsr & PSR_T_BIT)) -#else -#define thumb_mode(regs) (0) -#endif - -#define isa_mode(regs) \ - ((((regs)->ARM_cpsr & PSR_J_BIT) >> 23) | \ - (((regs)->ARM_cpsr & PSR_T_BIT) >> 5)) - -#define processor_mode(regs) \ - ((regs)->ARM_cpsr & MODE_MASK) - -#define interrupts_enabled(regs) \ - (!((regs)->ARM_cpsr & PSR_I_BIT)) - -#define fast_interrupts_enabled(regs) \ - (!((regs)->ARM_cpsr & PSR_F_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_cpsr & PSR_I_BIT) == 0) { - regs->ARM_cpsr &= ~(PSR_F_BIT | PSR_A_BIT); - return 1; - } - - /* - * Force CPSR to something logical... - */ - regs->ARM_cpsr &= PSR_f | PSR_s | (PSR_x & ~PSR_A_BIT) | PSR_T_BIT | MODE32_BIT; - if (!(elf_hwcap & HWCAP_26BIT)) - regs->ARM_cpsr |= USR_MODE; - - return 0; -} - -#define pc_pointer(v) \ - ((v) & ~PCMASK) - -#define instruction_pointer(regs) \ - (pc_pointer((regs)->ARM_pc)) - -#ifdef CONFIG_SMP -extern unsigned long profile_pc(struct pt_regs *regs); -#else -#define profile_pc(regs) instruction_pointer(regs) -#endif - -#define predicate(x) ((x) & 0xf0000000) -#define PREDICATE_ALWAYS 0xe0000000 - -#endif /* __KERNEL__ */ - -#endif /* __ASSEMBLY__ */ - -#endif - |