diff options
Diffstat (limited to 'arch/alpha/include/asm/ptrace.h')
-rw-r--r-- | arch/alpha/include/asm/ptrace.h | 68 |
1 files changed, 1 insertions, 67 deletions
diff --git a/arch/alpha/include/asm/ptrace.h b/arch/alpha/include/asm/ptrace.h index b4c5b2fbb647..df9a6cd748d5 100644 --- a/arch/alpha/include/asm/ptrace.h +++ b/arch/alpha/include/asm/ptrace.h @@ -1,72 +1,8 @@ #ifndef _ASMAXP_PTRACE_H #define _ASMAXP_PTRACE_H +#include <uapi/asm/ptrace.h> -/* - * This struct defines the way the registers are stored on the - * kernel stack during a system call or other kernel entry - * - * NOTE! I want to minimize the overhead of system calls, so this - * struct has as little information as possible. I does not have - * - * - floating point regs: the kernel doesn't change those - * - r9-15: saved by the C compiler - * - * This makes "fork()" and "exec()" a bit more complex, but should - * give us low system call latency. - */ - -struct pt_regs { - unsigned long r0; - unsigned long r1; - unsigned long r2; - unsigned long r3; - unsigned long r4; - unsigned long r5; - unsigned long r6; - unsigned long r7; - unsigned long r8; - unsigned long r19; - unsigned long r20; - unsigned long r21; - unsigned long r22; - unsigned long r23; - unsigned long r24; - unsigned long r25; - unsigned long r26; - unsigned long r27; - unsigned long r28; - unsigned long hae; -/* JRP - These are the values provided to a0-a2 by PALcode */ - unsigned long trap_a0; - unsigned long trap_a1; - unsigned long trap_a2; -/* These are saved by PAL-code: */ - unsigned long ps; - unsigned long pc; - unsigned long gp; - unsigned long r16; - unsigned long r17; - unsigned long r18; -}; - -/* - * This is the extended stack used by signal handlers and the context - * switcher: it's pushed after the normal "struct pt_regs". - */ -struct switch_stack { - unsigned long r9; - unsigned long r10; - unsigned long r11; - unsigned long r12; - unsigned long r13; - unsigned long r14; - unsigned long r15; - unsigned long r26; - unsigned long fp[32]; /* fp[31] is fpcr */ -}; - -#ifdef __KERNEL__ #define arch_has_single_step() (1) #define user_mode(regs) (((regs)->ps & 8) != 0) @@ -83,5 +19,3 @@ struct switch_stack { #define force_successful_syscall_return() (current_pt_regs()->r0 = 0) #endif - -#endif |