source: trunk/libs/newlib/src/libgloss/microblaze/linux-syscalls.S @ 641

Last change on this file since 641 was 444, checked in by satin@…, 7 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 1.2 KB
Line 
1/* linux-syscalls - Syscall interface to microblaze linux
2 *
3 * Copyright (c) 2011 Edgar E. Iglesias
4 *
5 * The authors hereby grant permission to use, copy, modify, distribute,
6 * and license this software and its documentation for any purpose, provided
7 * that existing copyright notices are retained in all copies and that this
8 * notice is included verbatim in any distributions. No written agreement,
9 * license, or royalty fee is required for any of the authorized uses.
10 * Modifications to this software may be copyrighted by their authors
11 * and need not follow the licensing terms described here, provided that
12 * the new terms are clearly indicated on the first page of each file where
13 * they apply.
14 */
15
16#include "linux-syscalls.h"
17
18#define FUNC(name) .type name, %function; name:
19
20#define GLOBAL(name) .global name; FUNC(name)
21#define SIZE(name) .size name, .-name
22
23# define SYSCALL_BODY(name)             \
24        addik   r12, r0, SYS_ ## name;  \
25        brki    r14, 8;                 \
26        rtsd    r15, 8;                 \
27        nop;
28
29# define SYSCALL(name)                  \
30        GLOBAL(_ ## name);              \
31        SYSCALL_BODY(name);             \
32        SIZE(_ ## name)
33
34SYSCALL(brk)
35SYSCALL(exit)
36SYSCALL(read)
37SYSCALL(write)
38SYSCALL(open)
39SYSCALL(close)
40SYSCALL(lseek)
41SYSCALL(fstat)
42SYSCALL(unlink)
43SYSCALL(getpid)
44SYSCALL(kill)
45SYSCALL(rt_sigaction)
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