source: trunk/libs/newlib/src/libgloss/ft32/sim-open.S @ 477

Last change on this file since 477 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
RevLine 
[444]1/*
2 * sim-open.S -- open interface for FT32 simulator
3 *
4 * Copyright (C) 2015 FTDI (support@ftdichip.com)
5 *
6 * The authors hereby grant permission to use, copy, modify, distribute,
7 * and license this software and its documentation for any purpose, provided
8 * that existing copyright notices are retained in all copies and that this
9 * notice is included verbatim in any distributions. No written agreement,
10 * license, or royalty fee is required for any of the authorized uses.
11 * Modifications to this software may be copyrighted by their authors
12 * and need not follow the licensing terms described here, provided that
13 * the new terms are clearly indicated on the first page of each file where
14 * they apply.
15 */
16
17#include "syscall.h"
18
19/*
20 * Input:
21 * $r0            -- File name to open.
22 * $r1      -- open mode.
23 * -0x12($fp) -- optionally, the permission bits to set the file to.
24 *
25 * Output:
26 * $r0          -- file descriptor or -1.
27 * errno  -- Set if an error
28 */
29
30        .globl        _open
31        .type        _open,@function
32        .weak        open
33        .text
34_open:
35open:
36        # swi        SYS_open
37        return
38.Lend:
39        .size        _open,.Lend-_open
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