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82 lines
2.5 KiB
82 lines
2.5 KiB
/*
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* Copyright (C) 2016 The Android Open Source Project
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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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#ifndef _INC_SYSCALL_DEFS_H_
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#define _INC_SYSCALL_DEFS_H_
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#include <cpu/syscallDo.h>
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/* it is always safe to use this, but using syscallDo0P .. syscallDo4P macros may produce faster code for free */
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static inline uintptr_t syscallDoGeneric(uint32_t syscallNo, ...)
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{
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uintptr_t ret;
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va_list vl;
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va_start(vl, syscallNo);
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#ifdef SYSCALL_PARAMS_PASSED_AS_PTRS
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ret = cpuSyscallDo(syscallNo, &vl);
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#else
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ret = cpuSyscallDo(syscallNo, *(uint32_t*)&vl);
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#endif
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va_end(vl);
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return ret;
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}
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#ifdef cpuSyscallDo0P
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#define syscallDo0P(syscallNo) cpuSyscallDo0P(syscallNo)
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#else
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#define syscallDo0P(syscallNo) syscallDoGeneric(syscallNo)
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#endif
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#ifdef cpuSyscallDo1P
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#define syscallDo1P(syscallNo,p1) cpuSyscallDo1P(syscallNo,p1)
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#else
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#define syscallDo1P(syscallNo,p1) syscallDoGeneric(syscallNo,p1)
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#endif
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#ifdef cpuSyscallDo2P
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#define syscallDo2P(syscallNo,p1,p2) cpuSyscallDo2P(syscallNo,p1,p2)
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#else
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#define syscallDo2P(syscallNo,p1,p2) syscallDoGeneric(syscallNo,p1,p2)
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#endif
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#ifdef cpuSyscallDo3P
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#define syscallDo3P(syscallNo,p1,p2,p3) cpuSyscallDo3P(syscallNo,p1,p2,p3)
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#else
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#define syscallDo3P(syscallNo,p1,p2,p3) syscallDoGeneric(syscallNo,p1,p2,p3)
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#endif
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#ifdef cpuSyscallDo4P
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#define syscallDo4P(syscallNo,p1,p2,p3,p4) cpuSyscallDo4P(syscallNo,p1,p2,p3,p4)
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#else
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#define syscallDo4P(syscallNo,p1,p2,p3,p4) syscallDoGeneric(syscallNo,p1,p2,p3,p4)
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#endif
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#ifdef cpuSyscallDo5P
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#define syscallDo5P(syscallNo,p1,p2,p3,p4,p5) cpuSyscallDo5P(syscallNo,p1,p2,p3,p4,p5)
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#else
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#define syscallDo5P(syscallNo,p1,p2,p3,p4,p5) syscallDoGeneric(syscallNo,p1,p2,p3,p4,p5)
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#endif
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#ifdef cpuSyscallDo6P
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#define syscallDo6P(syscallNo,p1,p2,p3,p4,p5,p6) cpuSyscallDo5P(syscallNo,p1,p2,p3,p4,p5,p6)
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#else
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#define syscallDo6P(syscallNo,p1,p2,p3,p4,p5,p6) syscallDoGeneric(syscallNo,p1,p2,p3,p4,p5,p6)
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#endif
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#endif /* _INC_SYSCALL_DEFS_H_ */
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