arch/parisc/include/asm/syscall.h

   1 /* syscall.h */
   2
   3 #ifndef _ASM_PARISC_SYSCALL_H_
   4 #define _ASM_PARISC_SYSCALL_H_
   5
   6 #include <linux/err.h>
   7 #include <asm/ptrace.h>
   8
   9 static inline long syscall_get_nr(struct task_struct *tsk,
  10                                   struct pt_regs *regs)
  11 {
  12         return regs->gr[20];
  13 }
  14
  15 static inline void syscall_get_arguments(struct task_struct *tsk,
  16                                          struct pt_regs *regs, unsigned int i,
  17                                          unsigned int n, unsigned long *args)
  18 {
  19         BUG_ON(i);
  20
  21         switch (n) {
  22         case 6:
  23                 args[5] = regs->gr[21];
  24         case 5:
  25                 args[4] = regs->gr[22];
  26         case 4:
  27                 args[3] = regs->gr[23];
  28         case 3:
  29                 args[2] = regs->gr[24];
  30         case 2:
  31                 args[1] = regs->gr[25];
  32         case 1:
  33                 args[0] = regs->gr[26];
  34                 break;
  35         default:
  36                 BUG();
  37         }
  38 }
  39
  40 #endif /*_ASM_PARISC_SYSCALL_H_*/