71188c92f9
- support of TSS-based task switching - add a mailbox template - suport of user level task - support of system calls git-svn-id: http://svn.lfbs.rwth-aachen.de/svn/scc/trunk/MetalSVM@47 315a16e6-25f9-4109-90ae-ca3045a26c18
39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
/*
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* Copyright 2010 Stefan Lankes, Chair for Operating Systems,
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* RWTH Aachen University
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* This file is part of MetalSVM.
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*/
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#ifndef __ARCH_SYSCALL_H__
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#define __ARCH_SYSCALL_H__
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#include <metalsvm/stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define _STR(token) #token
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#define _SYSCALLSTR(x) "int $" _STR(x) " "
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#define SYSCALL0(NR) asm volatile (_SYSCALLSTR(INT_SYSCALL) : : "a"(NR))
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#define SYSCALL1(NR, ARG1) asm volatile (_SYSCALLSTR(INT_SYSCALL) : : "a" (NR), "b" (ARG1))
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#ifdef __cplusplus
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}
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#endif
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#endif
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