60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
/*
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Copyright (c) 2013 Andes Technology Corporation.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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The name of the company may not be used to endorse or promote
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products derived from this software without specific prior written
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permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SYSCALL_EXTRA_H
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#define _SYSCALL_EXTRA_H
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/* These are additional syscalls for nds32 target. */
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#define SYS_rename 3001
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#define SYS_isatty 3002
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#define SYS_system 3003
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#define SYS_geterr 6001
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#define SYS_getcmdline 6002
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/* Define macros that generate assembly output. */
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.macro SYS_WRAPPER name num
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.text
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.global \name
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.type \name, @function
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.align 2
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\name:
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/* Make syscall with arg=`\num'.
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Reture value `-1' stored in $r0 means there is something wrong.
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If there is something wrong, make syscall to get `SYS_geterr' to get
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error code to see what exactly happens and store it in errno . */
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syscall \num /* Make syscall with arg=`\num'. */
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j __syscall_error_handler
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.size \name, .-\name
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.endm
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#endif /* _SYSCALL_EXTRA_H */
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