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Diffstat (limited to 'include/asm-arm/proc-armv/ptrace.h')
-rw-r--r-- | include/asm-arm/proc-armv/ptrace.h | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/include/asm-arm/proc-armv/ptrace.h b/include/asm-arm/proc-armv/ptrace.h deleted file mode 100644 index 79cc644..0000000 --- a/include/asm-arm/proc-armv/ptrace.h +++ /dev/null @@ -1,109 +0,0 @@ -/* - * linux/include/asm-arm/proc-armv/ptrace.h - * - * Copyright (C) 1996-1999 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_PROC_PTRACE_H -#define __ASM_PROC_PTRACE_H - -#include <linux/config.h> - -#define USR26_MODE 0x00 -#define FIQ26_MODE 0x01 -#define IRQ26_MODE 0x02 -#define SVC26_MODE 0x03 -#define USR_MODE 0x10 -#define FIQ_MODE 0x11 -#define IRQ_MODE 0x12 -#define SVC_MODE 0x13 -#define ABT_MODE 0x17 -#define UND_MODE 0x1b -#define SYSTEM_MODE 0x1f -#define MODE_MASK 0x1f -#define T_BIT 0x20 -#define F_BIT 0x40 -#define I_BIT 0x80 -#define CC_V_BIT (1 << 28) -#define CC_C_BIT (1 << 29) -#define CC_Z_BIT (1 << 30) -#define CC_N_BIT (1 << 31) -#define PCMASK 0 - -#ifndef __ASSEMBLY__ - -/* this struct defines the way the registers are stored on the - stack during a system call. */ - -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 & T_BIT)) -#else -#define thumb_mode(regs) (0) -#endif - -#define processor_mode(regs) \ - ((regs)->ARM_cpsr & MODE_MASK) - -#define interrupts_enabled(regs) \ - (!((regs)->ARM_cpsr & I_BIT)) - -#define fast_interrupts_enabled(regs) \ - (!((regs)->ARM_cpsr & F_BIT)) - -#define condition_codes(regs) \ - ((regs)->ARM_cpsr & (CC_V_BIT|CC_C_BIT|CC_Z_BIT|CC_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 ((regs->ARM_cpsr & 0xf) == 0 && - (regs->ARM_cpsr & (F_BIT|I_BIT)) == 0) - return 1; - - /* - * Force CPSR to something logical... - */ - regs->ARM_cpsr &= (CC_V_BIT|CC_C_BIT|CC_Z_BIT|CC_N_BIT|0x10); - - return 0; -} - -#endif /* __KERNEL__ */ - -#endif /* __ASSEMBLY__ */ - -#endif |