newlib-cygwin/libgloss/ft32/sim-open.S

40 lines
1.2 KiB
ArmAsm

/*
* sim-open.S -- open interface for FT32 simulator
*
* Copyright (C) 2015 FTDI (support@ftdichip.com)
*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
#include "syscall.h"
/*
* Input:
* $r0 -- File name to open.
* $r1 -- open mode.
* -0x12($fp) -- optionally, the permission bits to set the file to.
*
* Output:
* $r0 -- file descriptor or -1.
* errno -- Set if an error
*/
.globl _open
.type _open,@function
.weak open
.text
_open:
open:
# swi SYS_open
return
.Lend:
.size _open,.Lend-_open