#ifndef __ASM_ARM_PTRACE_H
#define __ASM_ARM_PTRACE_H
-#include <linux/config.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 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
#ifndef __ASSEMBLY__
-/* this struct defines the way the registers are stored on the
- stack during a system call. */
-
+/*
+ * 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 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 fast_interrupts_enabled(regs) \
(!((regs)->ARM_cpsr & PSR_F_BIT))
-#define condition_codes(regs) \
- ((regs)->ARM_cpsr & (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_cpsr & (PSR_F_BIT|PSR_I_BIT)) == 0)
+ 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_T_BIT | MODE32_BIT;
+ 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;
}
#endif
#ifdef __KERNEL__
-extern void show_regs(struct pt_regs *);
-
-#define predicate(x) (x & 0xf0000000)
+#define predicate(x) ((x) & 0xf0000000)
#define PREDICATE_ALWAYS 0xe0000000
-
#endif
#endif /* __ASSEMBLY__ */