From 40e03b6857051ea61ebdb4a53e65485acfb1d98e Mon Sep 17 00:00:00 2001 From: Kyle McMartin Date: Sun, 5 Jul 2009 15:59:56 -0400 Subject: [PATCH] parisc: add skeleton syscall.h Needed for lib/syscall.c when HAVE_ARCH_TRACEHOOK. Signed-off-by: Kyle McMartin --- arch/parisc/include/asm/ptrace.h | 5 +++- arch/parisc/include/asm/syscall.h | 40 +++++++++++++++++++++++++++++++ 2 files changed, 44 insertions(+), 1 deletion(-) create mode 100644 arch/parisc/include/asm/syscall.h diff --git a/arch/parisc/include/asm/ptrace.h b/arch/parisc/include/asm/ptrace.h index 302f68dc889c..aead40b16dd8 100644 --- a/arch/parisc/include/asm/ptrace.h +++ b/arch/parisc/include/asm/ptrace.h @@ -59,8 +59,11 @@ void user_enable_block_step(struct task_struct *task); #define user_mode(regs) (((regs)->iaoq[0] & 3) ? 1 : 0) #define user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0) #define instruction_pointer(regs) ((regs)->iaoq[0] & ~3) +#define user_stack_pointer(regs) ((regs)->gr[30]) unsigned long profile_pc(struct pt_regs *); extern void show_regs(struct pt_regs *); -#endif + + +#endif /* __KERNEL__ */ #endif diff --git a/arch/parisc/include/asm/syscall.h b/arch/parisc/include/asm/syscall.h new file mode 100644 index 000000000000..8bdfd2c8c39f --- /dev/null +++ b/arch/parisc/include/asm/syscall.h @@ -0,0 +1,40 @@ +/* syscall.h */ + +#ifndef _ASM_PARISC_SYSCALL_H_ +#define _ASM_PARISC_SYSCALL_H_ + +#include +#include + +static inline long syscall_get_nr(struct task_struct *tsk, + struct pt_regs *regs) +{ + return regs->gr[20]; +} + +static inline void syscall_get_arguments(struct task_struct *tsk, + struct pt_regs *regs, unsigned int i, + unsigned int n, unsigned long *args) +{ + BUG_ON(i); + + switch (n) { + case 6: + args[5] = regs->gr[21]; + case 5: + args[4] = regs->gr[22]; + case 4: + args[3] = regs->gr[23]; + case 3: + args[2] = regs->gr[24]; + case 2: + args[1] = regs->gr[25]; + case 1: + args[0] = regs->gr[26]; + break; + default: + BUG(); + } +} + +#endif /*_ASM_PARISC_SYSCALL_H_*/ -- 2.34.1