syscall_arch.h raw

   1  #define __SYSCALL_LL_E(x) \
   2  ((union { long long ll; long l[2]; }){ .ll = x }).l[0], \
   3  ((union { long long ll; long l[2]; }){ .ll = x }).l[1]
   4  #define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x))
   5  
   6  static inline long __syscall0(long n)
   7  {
   8  	register long r0 __asm__("r0") = n;
   9  	register long r3 __asm__("r3");
  10  	__asm__ __volatile__("sc ; bns+ 1f ; neg %1, %1 ; 1:"
  11  	: "+r"(r0), "=r"(r3)
  12  	:: "memory", "cr0", "r4", "r5", "r6", "r7", "r8", "r9", "r10", "r11", "r12");
  13  	return r3;
  14  }
  15  
  16  static inline long __syscall1(long n, long a)
  17  {
  18  	register long r0 __asm__("r0") = n;
  19  	register long r3 __asm__("r3") = a;
  20  	__asm__ __volatile__("sc ; bns+ 1f ; neg %1, %1 ; 1:"
  21  	: "+r"(r0), "+r"(r3)
  22  	:: "memory", "cr0", "r4", "r5", "r6", "r7", "r8", "r9", "r10", "r11", "r12");
  23  	return r3;
  24  }
  25  
  26  static inline long __syscall2(long n, long a, long b)
  27  {
  28  	register long r0 __asm__("r0") = n;
  29  	register long r3 __asm__("r3") = a;
  30  	register long r4 __asm__("r4") = b;
  31  	__asm__ __volatile__("sc ; bns+ 1f ; neg %1, %1 ; 1:"
  32  	: "+r"(r0), "+r"(r3), "+r"(r4)
  33  	:: "memory", "cr0", "r5", "r6", "r7", "r8", "r9", "r10", "r11", "r12");
  34  	return r3;
  35  }
  36  
  37  static inline long __syscall3(long n, long a, long b, long c)
  38  {
  39  	register long r0 __asm__("r0") = n;
  40  	register long r3 __asm__("r3") = a;
  41  	register long r4 __asm__("r4") = b;
  42  	register long r5 __asm__("r5") = c;
  43  	__asm__ __volatile__("sc ; bns+ 1f ; neg %1, %1 ; 1:"
  44  	: "+r"(r0), "+r"(r3), "+r"(r4), "+r"(r5)
  45  	:: "memory", "cr0", "r6", "r7", "r8", "r9", "r10", "r11", "r12");
  46  	return r3;
  47  }
  48  
  49  static inline long __syscall4(long n, long a, long b, long c, long d)
  50  {
  51  	register long r0 __asm__("r0") = n;
  52  	register long r3 __asm__("r3") = a;
  53  	register long r4 __asm__("r4") = b;
  54  	register long r5 __asm__("r5") = c;
  55  	register long r6 __asm__("r6") = d;
  56  	__asm__ __volatile__("sc ; bns+ 1f ; neg %1, %1 ; 1:"
  57  	: "+r"(r0), "+r"(r3), "+r"(r4), "+r"(r5), "+r"(r6)
  58  	:: "memory", "cr0", "r7", "r8", "r9", "r10", "r11", "r12");
  59  	return r3;
  60  }
  61  
  62  static inline long __syscall5(long n, long a, long b, long c, long d, long e)
  63  {
  64  	register long r0 __asm__("r0") = n;
  65  	register long r3 __asm__("r3") = a;
  66  	register long r4 __asm__("r4") = b;
  67  	register long r5 __asm__("r5") = c;
  68  	register long r6 __asm__("r6") = d;
  69  	register long r7 __asm__("r7") = e;
  70  	__asm__ __volatile__("sc ; bns+ 1f ; neg %1, %1 ; 1:"
  71  	: "+r"(r0), "+r"(r3), "+r"(r4), "+r"(r5), "+r"(r6), "+r"(r7)
  72  	:: "memory", "cr0", "r8", "r9", "r10", "r11", "r12");
  73  	return r3;
  74  }
  75  
  76  static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
  77  {
  78  	register long r0 __asm__("r0") = n;
  79  	register long r3 __asm__("r3") = a;
  80  	register long r4 __asm__("r4") = b;
  81  	register long r5 __asm__("r5") = c;
  82  	register long r6 __asm__("r6") = d;
  83  	register long r7 __asm__("r7") = e;
  84  	register long r8 __asm__("r8") = f;
  85  	__asm__ __volatile__("sc ; bns+ 1f ; neg %1, %1 ; 1:"
  86  	: "+r"(r0), "+r"(r3), "+r"(r4), "+r"(r5), "+r"(r6), "+r"(r7), "+r"(r8)
  87  	:: "memory", "cr0", "r9", "r10", "r11", "r12");
  88  	return r3;
  89  }
  90  
  91  #define SYSCALL_FADVISE_6_ARG
  92  
  93  #define SO_RCVTIMEO_OLD  18
  94  #define SO_SNDTIMEO_OLD  19
  95