none/tests/s390x/svc.h

   1 #ifndef SVC_H
   2 #define SVC_H
   3 #include <asm/unistd.h>
   4 #include <sys/syscall.h>
   5
   6 static inline long
   7 svc0(int num)
   8 {
   9   register int _num asm("1") = num;
  10   register long ret asm("2");
  11
  12   asm volatile( "svc 0\n"
  13                 :"=d"(ret)
  14                 : "d" (_num)
  15                 : "cc", "memory");
  16   return ret;
  17 }
  18
  19 static inline long
  20 svc1(int num, unsigned long arg1)
  21 {
  22   register int _num asm("1") = num;
  23   register long ret asm("2");
  24   register unsigned long _arg1 asm("2") = arg1;
  25
  26   asm volatile( "svc 0\n"
  27                 :"=d"(ret)
  28                 : "d" (_num), "d" (_arg1)
  29                 : "cc", "memory");
  30   return ret;
  31 }
  32
  33 static inline long
  34 svc2(int num, unsigned long arg1, unsigned long arg2)
  35 {
  36   register int _num asm("1") = num;
  37   register long ret asm("2");
  38   register unsigned long _arg1 asm("2") = arg1;
  39   register unsigned long _arg2 asm("3") = arg2;
  40
  41   asm volatile( "svc 0\n"
  42                 :"=d"(ret)
  43                 : "d" (_num), "d" (_arg1), "d" (_arg2)
  44                 : "cc", "memory");
  45   return ret;
  46 }
  47
  48
  49 static inline long
  50 svc3(int num, unsigned long arg1, unsigned long arg2, unsigned long arg3)
  51 {
  52   register int _num asm("1") = num;
  53   register long ret asm("2");
  54   register unsigned long _arg1 asm("2") = arg1;
  55   register unsigned long _arg2 asm("3") = arg2;
  56   register unsigned long _arg3 asm("4") = arg3;
  57
  58   asm volatile( "svc 0\n"
  59                 :"=d"(ret)
  60                 : "d" (_num), "d" (_arg1), "d" (_arg2), "d" (_arg3)
  61                 : "cc", "memory");
  62   return ret;
  63 }
  64
  65
  66
  67 static inline long
  68 svc4(int num, unsigned long arg1, unsigned long arg2, unsigned long arg3, unsigned long arg4)
  69 {
  70   register int _num asm("1") = num;
  71   register long ret asm("2");
  72   register unsigned long _arg1 asm("2") = arg1;
  73   register unsigned long _arg2 asm("3") = arg2;
  74   register unsigned long _arg3 asm("4") = arg3;
  75   register unsigned long _arg4 asm("5") = arg4;
  76
  77   asm volatile( "svc 0\n"
  78                 :"=d"(ret)
  79                 : "d" (_num), "d" (_arg1), "d" (_arg2), "d" (_arg3), "d" (_arg4)
  80                 : "cc", "memory");
  81   return ret;
  82 }
  83
  84
  85
  86 static inline long
  87 svc5(int num, unsigned long arg1, unsigned long arg2, unsigned long arg3, unsigned long arg4,
  88         unsigned long arg5)
  89 {
  90   register int _num asm("1") = num;
  91   register long ret asm("2");
  92   register unsigned long _arg1 asm("2") = arg1;
  93   register unsigned long _arg2 asm("3") = arg2;
  94   register unsigned long _arg3 asm("4") = arg3;
  95   register unsigned long _arg4 asm("5") = arg4;
  96   register unsigned long _arg5 asm("6") = arg5;
  97
  98   asm volatile( "svc 0\n"
  99                 :"=d"(ret)
 100                 : "d" (_num), "d" (_arg1), "d" (_arg2), "d" (_arg3), "d" (_arg4), "d" (_arg5)
 101                 : "cc", "memory");
 102   return ret;
 103 }
 104
 105 #endif /* SVC_H */