593e48b865
When an operation finishes, whether it uses the priority from the first operation or the current thread's priority depends on sdk version, it seems. This also makes it resolve the default priority on open, so that changing the default afterward doesn't affect already open descriptors.
106 lines
3.2 KiB
C++
106 lines
3.2 KiB
C++
// Copyright (c) 2014- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#include "Common/ChunkFile.h"
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#include "Core/CoreTiming.h"
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#include "Core/MemMapHelpers.h"
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#include "Core/HLE/HLE.h"
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#include "Core/HLE/HLEHelperThread.h"
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#include "Core/HLE/KernelWaitHelpers.h"
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#include "Core/HLE/sceKernelThread.h"
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#include "Core/HLE/sceKernelMemory.h"
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#include "Core/MIPS/MIPSCodeUtils.h"
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HLEHelperThread::HLEHelperThread() : id_(-1), entry_(0) {
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}
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HLEHelperThread::HLEHelperThread(const char *threadName, u32 instructions[], u32 instrCount, u32 prio, int stacksize) {
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u32 instrBytes = instrCount * sizeof(u32);
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u32 totalBytes = instrBytes + sizeof(u32) * 2;
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AllocEntry(totalBytes);
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Memory::Memcpy(entry_, instructions, instrBytes);
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// Just to simplify things, we add the return here.
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Memory::Write_U32(MIPS_MAKE_JR_RA(), entry_ + instrBytes + 0);
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Memory::Write_U32(MIPS_MAKE_NOP(), entry_ + instrBytes + 4);
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Create(threadName, prio, stacksize);
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}
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HLEHelperThread::HLEHelperThread(const char *threadName, const char *module, const char *func, u32 prio, int stacksize) {
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const u32 bytes = sizeof(u32) * 2;
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AllocEntry(bytes);
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Memory::Write_U32(MIPS_MAKE_JR_RA(), entry_ + 0);
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Memory::Write_U32(MIPS_MAKE_SYSCALL(module, func), entry_ + 4);
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Create(threadName, prio, stacksize);
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}
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HLEHelperThread::~HLEHelperThread() {
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if (id_)
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__KernelDeleteThread(id_, SCE_KERNEL_ERROR_THREAD_TERMINATED, "helper deleted");
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if (entry_)
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kernelMemory.Free(entry_);
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}
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void HLEHelperThread::AllocEntry(u32 size) {
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entry_ = kernelMemory.Alloc(size);
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Memory::Memset(entry_, 0, size);
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currentMIPS->InvalidateICache(entry_, size);
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}
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void HLEHelperThread::Create(const char *threadName, u32 prio, int stacksize) {
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id_ = __KernelCreateThreadInternal(threadName, __KernelGetCurThreadModuleId(), entry_, prio, stacksize, 0x00001000);
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}
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void HLEHelperThread::DoState(PointerWrap &p) {
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auto s = p.Section("HLEHelperThread", 1);
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if (!s) {
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return;
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}
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p.Do(id_);
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p.Do(entry_);
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}
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void HLEHelperThread::Start(u32 a0, u32 a1) {
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__KernelStartThread(id_, a0, a1, true);
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}
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void HLEHelperThread::Terminate() {
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__KernelStopThread(id_, SCE_KERNEL_ERROR_THREAD_TERMINATED, "helper terminated");
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}
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bool HLEHelperThread::Stopped() {
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return KernelIsThreadDormant(id_);
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}
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void HLEHelperThread::ChangePriority(u32 prio) {
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KernelChangeThreadPriority(id_, prio);
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}
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void HLEHelperThread::Resume(WaitType waitType, SceUID uid, int result) {
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bool res = HLEKernel::ResumeFromWait(id_, waitType, uid, result);
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if (!res) {
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ERROR_LOG(HLE, "Failed to wake helper thread from wait");
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}
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}
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void HLEHelperThread::Forget() {
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id_ = 0;
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entry_ = 0;
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}
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