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) __SYSCALL_LL_E((x))
 5
 6#define __asm_syscall(...) \
 7	__asm__ __volatile__ ("ecall\n\t" \
 8	: "=r"(a0) : __VA_ARGS__ : "memory"); \
 9	return a0; \
10
11static inline long __syscall0(long n)
12{
13	register long a7 __asm__("a7") = n;
14	register long a0 __asm__("a0");
15	__asm_syscall("r"(a7))
16}
17
18static inline long __syscall1(long n, long a)
19{
20	register long a7 __asm__("a7") = n;
21	register long a0 __asm__("a0") = a;
22	__asm_syscall("r"(a7), "0"(a0))
23}
24
25static inline long __syscall2(long n, long a, long b)
26{
27	register long a7 __asm__("a7") = n;
28	register long a0 __asm__("a0") = a;
29	register long a1 __asm__("a1") = b;
30	__asm_syscall("r"(a7), "0"(a0), "r"(a1))
31}
32
33static inline long __syscall3(long n, long a, long b, long c)
34{
35	register long a7 __asm__("a7") = n;
36	register long a0 __asm__("a0") = a;
37	register long a1 __asm__("a1") = b;
38	register long a2 __asm__("a2") = c;
39	__asm_syscall("r"(a7), "0"(a0), "r"(a1), "r"(a2))
40}
41
42static inline long __syscall4(long n, long a, long b, long c, long d)
43{
44	register long a7 __asm__("a7") = n;
45	register long a0 __asm__("a0") = a;
46	register long a1 __asm__("a1") = b;
47	register long a2 __asm__("a2") = c;
48	register long a3 __asm__("a3") = d;
49	__asm_syscall("r"(a7), "0"(a0), "r"(a1), "r"(a2), "r"(a3))
50}
51
52static inline long __syscall5(long n, long a, long b, long c, long d, long e)
53{
54	register long a7 __asm__("a7") = n;
55	register long a0 __asm__("a0") = a;
56	register long a1 __asm__("a1") = b;
57	register long a2 __asm__("a2") = c;
58	register long a3 __asm__("a3") = d;
59	register long a4 __asm__("a4") = e;
60	__asm_syscall("r"(a7), "0"(a0), "r"(a1), "r"(a2), "r"(a3), "r"(a4))
61}
62
63static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
64{
65	register long a7 __asm__("a7") = n;
66	register long a0 __asm__("a0") = a;
67	register long a1 __asm__("a1") = b;
68	register long a2 __asm__("a2") = c;
69	register long a3 __asm__("a3") = d;
70	register long a4 __asm__("a4") = e;
71	register long a5 __asm__("a5") = f;
72	__asm_syscall("r"(a7), "0"(a0), "r"(a1), "r"(a2), "r"(a3), "r"(a4), "r"(a5))
73}
74
75#define VDSO_USEFUL
76/* We don't have a clock_gettime function.
77#define VDSO_CGT_SYM "__vdso_clock_gettime"
78#define VDSO_CGT_VER "LINUX_2.6" */
79
80#define IPC_64 0