ppsspp/Core/HLE/sceKernelMemory.cpp
2015-02-21 15:50:20 -08:00

2304 lines
68 KiB
C++

// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include <algorithm>
#include <string>
#include <vector>
#include <map>
#include "base/compat.h"
#include "Common/ChunkFile.h"
#include "Core/HLE/HLE.h"
#include "Core/HLE/FunctionWrappers.h"
#include "Core/System.h"
#include "Core/MIPS/MIPS.h"
#include "Core/MemMap.h"
#include "Core/CoreTiming.h"
#include "Core/Reporting.h"
#include "Core/HLE/sceKernel.h"
#include "Core/HLE/sceKernelThread.h"
#include "Core/HLE/sceKernelInterrupt.h"
#include "Core/HLE/sceKernelMemory.h"
#include "Core/HLE/KernelWaitHelpers.h"
const int TLSPL_NUM_INDEXES = 16;
//////////////////////////////////////////////////////////////////////////
// STATE BEGIN
BlockAllocator userMemory(256);
BlockAllocator kernelMemory(256);
static int vplWaitTimer = -1;
static int fplWaitTimer = -1;
static bool tlsplUsedIndexes[TLSPL_NUM_INDEXES];
// Thread -> TLSPL uids for thread end.
typedef std::multimap<SceUID, SceUID> TlsplMap;
static TlsplMap tlsplThreadEndChecks;
// STATE END
//////////////////////////////////////////////////////////////////////////
#define SCE_KERNEL_HASCOMPILEDSDKVERSION 0x1000
#define SCE_KERNEL_HASCOMPILERVERSION 0x2000
int flags_ = 0;
int sdkVersion_;
int compilerVersion_;
struct FplWaitingThread
{
SceUID threadID;
u32 addrPtr;
u64 pausedTimeout;
bool operator ==(const SceUID &otherThreadID) const
{
return threadID == otherThreadID;
}
};
struct NativeFPL
{
u32_le size;
char name[KERNELOBJECT_MAX_NAME_LENGTH+1];
u32_le attr;
s32_le blocksize;
s32_le numBlocks;
s32_le numFreeBlocks;
s32_le numWaitThreads;
};
//FPL - Fixed Length Dynamic Memory Pool - every item has the same length
struct FPL : public KernelObject
{
FPL() : blocks(NULL), nextBlock(0) {}
~FPL() {
if (blocks != NULL) {
delete [] blocks;
}
}
const char *GetName() override { return nf.name; }
const char *GetTypeName() override { return "FPL"; }
static u32 GetMissingErrorCode() { return SCE_KERNEL_ERROR_UNKNOWN_FPLID; }
static int GetStaticIDType() { return SCE_KERNEL_TMID_Fpl; }
int GetIDType() const override { return SCE_KERNEL_TMID_Fpl; }
int findFreeBlock() {
for (int i = 0; i < nf.numBlocks; i++) {
int b = nextBlock++ % nf.numBlocks;
if (!blocks[b]) {
return b;
}
}
return -1;
}
int allocateBlock() {
int block = findFreeBlock();
if (block >= 0)
blocks[block] = true;
return block;
}
bool freeBlock(int b) {
if (blocks[b]) {
blocks[b] = false;
return true;
}
return false;
}
void DoState(PointerWrap &p) override
{
auto s = p.Section("FPL", 1);
if (!s)
return;
p.Do(nf);
if (p.mode == p.MODE_READ)
blocks = new bool[nf.numBlocks];
p.DoArray(blocks, nf.numBlocks);
p.Do(address);
p.Do(alignedSize);
p.Do(nextBlock);
FplWaitingThread dv = {0};
p.Do(waitingThreads, dv);
p.Do(pausedWaits);
}
NativeFPL nf;
bool *blocks;
u32 address;
int alignedSize;
int nextBlock;
std::vector<FplWaitingThread> waitingThreads;
// Key is the callback id it was for, or if no callback, the thread id.
std::map<SceUID, FplWaitingThread> pausedWaits;
};
struct VplWaitingThread
{
SceUID threadID;
u32 addrPtr;
u64 pausedTimeout;
bool operator ==(const SceUID &otherThreadID) const
{
return threadID == otherThreadID;
}
};
struct SceKernelVplInfo
{
SceSize_le size;
char name[KERNELOBJECT_MAX_NAME_LENGTH+1];
SceUInt_le attr;
s32_le poolSize;
s32_le freeSize;
s32_le numWaitThreads;
};
struct SceKernelVplBlock
{
PSPPointer<SceKernelVplBlock> next;
// Includes this info (which is 1 block / 8 bytes.)
u32_le sizeInBlocks;
};
struct SceKernelVplHeader {
u32_le startPtr_;
// TODO: Why twice? Is there a case it changes?
u32_le startPtr2_;
u32_le sentinel_;
u32_le sizeMinus8_;
u32_le allocatedInBlocks_;
PSPPointer<SceKernelVplBlock> nextFreeBlock_;
SceKernelVplBlock firstBlock_;
void Init(u32 ptr, u32 size) {
startPtr_ = ptr;
startPtr2_ = ptr;
sentinel_ = ptr + 7;
sizeMinus8_ = size - 8;
allocatedInBlocks_ = 0;
nextFreeBlock_ = FirstBlockPtr();
firstBlock_.next = LastBlockPtr();
// Includes its own header, which is one block.
firstBlock_.sizeInBlocks = (size - 0x28) / 8 + 1;
auto lastBlock = LastBlock();
lastBlock->next = FirstBlockPtr();
lastBlock->sizeInBlocks = 0;
}
u32 Allocate(u32 size) {
u32 allocBlocks = ((size + 7) / 8) + 1;
auto prev = nextFreeBlock_;
do {
auto b = prev->next;
if (b->sizeInBlocks > allocBlocks) {
if (nextFreeBlock_ == b) {
nextFreeBlock_ = prev;
}
prev = b;
b = SplitBlock(b, allocBlocks);
}
if (b->sizeInBlocks == allocBlocks) {
UnlinkFreeBlock(b, prev);
return b.ptr + 8;
}
prev = b;
} while (prev.IsValid() && prev != nextFreeBlock_);
return (u32)-1;
}
bool Free(u32 ptr) {
auto b = PSPPointer<SceKernelVplBlock>::Create(ptr - 8);
// Is it even in the right range? Can't be the last block, which is always 0.
if (!b.IsValid() || ptr < FirstBlockPtr() || ptr >= LastBlockPtr()) {
return false;
}
// Great, let's check if it matches our magic.
if (b->next.ptr != SentinelPtr() || b->sizeInBlocks > allocatedInBlocks_) {
return false;
}
auto prev = LastBlock();
do {
auto next = prev->next;
// Already free.
if (next == b) {
return false;
} else if (next > b) {
LinkFreeBlock(b, prev, next);
return true;
}
prev = next;
} while (prev.IsValid() && prev != LastBlock());
// TODO: Log?
return false;
}
u32 FreeSize() const {
// Size less the header and number of allocated bytes.
return sizeMinus8_ + 8 - 0x20 - allocatedInBlocks_ * 8;
}
bool LinkFreeBlock(PSPPointer<SceKernelVplBlock> b, PSPPointer<SceKernelVplBlock> prev, PSPPointer<SceKernelVplBlock> next) {
allocatedInBlocks_ -= b->sizeInBlocks;
nextFreeBlock_ = prev;
// Make sure we don't consider it free later by erasing the magic.
b->next = next.ptr;
const auto afterB = b + b->sizeInBlocks;
if (afterB == next && next->sizeInBlocks != 0) {
b = MergeBlocks(b, next);
}
const auto afterPrev = prev + prev->sizeInBlocks;
if (afterPrev == b) {
b = MergeBlocks(prev, b);
} else {
prev->next = b.ptr;
}
return true;
}
void UnlinkFreeBlock(PSPPointer<SceKernelVplBlock> b, PSPPointer<SceKernelVplBlock> prev) {
allocatedInBlocks_ += b->sizeInBlocks;
prev->next = b->next;
if (nextFreeBlock_ == b) {
nextFreeBlock_ = prev;
}
b->next = SentinelPtr();
}
PSPPointer<SceKernelVplBlock> SplitBlock(PSPPointer<SceKernelVplBlock> b, u32 allocBlocks) {
u32 prev = b->next.ptr;
b->sizeInBlocks -= allocBlocks;
b->next = b + b->sizeInBlocks;
b += b->sizeInBlocks;
b->sizeInBlocks = allocBlocks;
b->next = prev;
return b;
}
inline void Validate() {
auto lastBlock = LastBlock();
_dbg_assert_msg_(SCEKERNEL, nextFreeBlock_->next.ptr != SentinelPtr(), "Next free block should not be allocated.");
_dbg_assert_msg_(SCEKERNEL, nextFreeBlock_->next.ptr != sentinel_, "Next free block should not point to sentinel.");
_dbg_assert_msg_(SCEKERNEL, lastBlock->sizeInBlocks == 0, "Last block should have size of 0.");
_dbg_assert_msg_(SCEKERNEL, lastBlock->next.ptr != SentinelPtr(), "Last block should not be allocated.");
_dbg_assert_msg_(SCEKERNEL, lastBlock->next.ptr != sentinel_, "Last block should not point to sentinel.");
auto b = PSPPointer<SceKernelVplBlock>::Create(FirstBlockPtr());
bool sawFirstFree = false;
while (b.ptr < lastBlock.ptr) {
bool isFree = b->next.ptr != SentinelPtr();
if (isFree) {
if (!sawFirstFree) {
_dbg_assert_msg_(SCEKERNEL, lastBlock->next.ptr == b.ptr, "Last block should point to first free block.");
sawFirstFree = true;
}
_dbg_assert_msg_(SCEKERNEL, b->next.ptr != SentinelPtr(), "Free blocks should only point to other free blocks.");
_dbg_assert_msg_(SCEKERNEL, b->next.ptr > b.ptr, "Free blocks should be in order.");
_dbg_assert_msg_(SCEKERNEL, b + b->sizeInBlocks < b->next || b->next.ptr == lastBlock.ptr, "Two free blocks should not be next to each other.");
} else {
_dbg_assert_msg_(SCEKERNEL, b->next.ptr == SentinelPtr(), "Allocated blocks should point to the sentinel.");
}
_dbg_assert_msg_(SCEKERNEL, b->sizeInBlocks != 0, "Only the last block should have a size of 0.");
b += b->sizeInBlocks;
}
if (!sawFirstFree) {
_dbg_assert_msg_(SCEKERNEL, lastBlock->next.ptr == lastBlock.ptr, "Last block should point to itself when full.");
}
_dbg_assert_msg_(SCEKERNEL, b.ptr == lastBlock.ptr, "Blocks should not extend outside vpl.");
}
void ListBlocks() {
auto b = PSPPointer<SceKernelVplBlock>::Create(FirstBlockPtr());
auto lastBlock = LastBlock();
while (b.ptr < lastBlock.ptr) {
bool isFree = b->next.ptr != SentinelPtr();
if (nextFreeBlock_ == b && isFree) {
NOTICE_LOG(HLE, "NEXT: %x -> %x (size %x)", b.ptr - startPtr_, b->next.ptr - startPtr_, b->sizeInBlocks * 8);
} else if (isFree) {
NOTICE_LOG(HLE, "FREE: %x -> %x (size %x)", b.ptr - startPtr_, b->next.ptr - startPtr_, b->sizeInBlocks * 8);
} else {
NOTICE_LOG(HLE, "BLOCK: %x (size %x)", b.ptr - startPtr_, b->sizeInBlocks * 8);
}
b += b->sizeInBlocks;
}
NOTICE_LOG(HLE, "LAST: %x -> %x (size %x)", lastBlock.ptr - startPtr_, lastBlock->next.ptr - startPtr_, lastBlock->sizeInBlocks * 8);
}
PSPPointer<SceKernelVplBlock> MergeBlocks(PSPPointer<SceKernelVplBlock> first, PSPPointer<SceKernelVplBlock> second) {
first->sizeInBlocks += second->sizeInBlocks;
first->next = second->next;
return first;
}
u32 FirstBlockPtr() const {
return startPtr_ + 0x18;
}
u32 LastBlockPtr() const {
return startPtr_ + sizeMinus8_;
}
PSPPointer<SceKernelVplBlock> LastBlock() {
return PSPPointer<SceKernelVplBlock>::Create(LastBlockPtr());
}
u32 SentinelPtr() const {
return startPtr_ + 8;
}
};
struct VPL : public KernelObject
{
const char *GetName() override { return nv.name; }
const char *GetTypeName() override { return "VPL"; }
static u32 GetMissingErrorCode() { return SCE_KERNEL_ERROR_UNKNOWN_VPLID; }
static int GetStaticIDType() { return SCE_KERNEL_TMID_Vpl; }
int GetIDType() const override { return SCE_KERNEL_TMID_Vpl; }
VPL() : alloc(8) {
header = 0;
}
void DoState(PointerWrap &p) override {
auto s = p.Section("VPL", 1, 2);
if (!s) {
return;
}
p.Do(nv);
p.Do(address);
VplWaitingThread dv = {0};
p.Do(waitingThreads, dv);
alloc.DoState(p);
p.Do(pausedWaits);
if (s >= 2) {
p.Do(header);
}
}
SceKernelVplInfo nv;
u32 address;
std::vector<VplWaitingThread> waitingThreads;
// Key is the callback id it was for, or if no callback, the thread id.
std::map<SceUID, VplWaitingThread> pausedWaits;
BlockAllocator alloc;
PSPPointer<SceKernelVplHeader> header;
};
void __KernelVplTimeout(u64 userdata, int cyclesLate);
void __KernelFplTimeout(u64 userdata, int cyclesLate);
void __KernelTlsplThreadEnd(SceUID threadID);
void __KernelVplBeginCallback(SceUID threadID, SceUID prevCallbackId);
void __KernelVplEndCallback(SceUID threadID, SceUID prevCallbackId);
void __KernelFplBeginCallback(SceUID threadID, SceUID prevCallbackId);
void __KernelFplEndCallback(SceUID threadID, SceUID prevCallbackId);
void __KernelMemoryInit()
{
kernelMemory.Init(PSP_GetKernelMemoryBase(), PSP_GetKernelMemoryEnd()-PSP_GetKernelMemoryBase());
userMemory.Init(PSP_GetUserMemoryBase(), PSP_GetUserMemoryEnd()-PSP_GetUserMemoryBase());
INFO_LOG(SCEKERNEL, "Kernel and user memory pools initialized");
vplWaitTimer = CoreTiming::RegisterEvent("VplTimeout", __KernelVplTimeout);
fplWaitTimer = CoreTiming::RegisterEvent("FplTimeout", __KernelFplTimeout);
flags_ = 0;
sdkVersion_ = 0;
compilerVersion_ = 0;
memset(tlsplUsedIndexes, 0, sizeof(tlsplUsedIndexes));
__KernelListenThreadEnd(&__KernelTlsplThreadEnd);
__KernelRegisterWaitTypeFuncs(WAITTYPE_VPL, __KernelVplBeginCallback, __KernelVplEndCallback);
__KernelRegisterWaitTypeFuncs(WAITTYPE_FPL, __KernelFplBeginCallback, __KernelFplEndCallback);
// The kernel statically allocates this memory, which has some code in it.
// It appears this is used for some common funcs in Kernel_Library (memcpy, lwmutex, suspend intr, etc.)
// Allocating this block is necessary to have the same memory semantics as real firmware.
userMemory.AllocAt(PSP_GetUserMemoryBase(), 0x4000, "usersystemlib");
}
void __KernelMemoryDoState(PointerWrap &p)
{
auto s = p.Section("sceKernelMemory", 1, 2);
if (!s)
return;
kernelMemory.DoState(p);
userMemory.DoState(p);
p.Do(vplWaitTimer);
CoreTiming::RestoreRegisterEvent(vplWaitTimer, "VplTimeout", __KernelVplTimeout);
p.Do(fplWaitTimer);
CoreTiming::RestoreRegisterEvent(fplWaitTimer, "FplTimeout", __KernelFplTimeout);
p.Do(flags_);
p.Do(sdkVersion_);
p.Do(compilerVersion_);
p.DoArray(tlsplUsedIndexes, ARRAY_SIZE(tlsplUsedIndexes));
if (s >= 2) {
p.Do(tlsplThreadEndChecks);
}
}
void __KernelMemoryShutdown()
{
#ifdef _DEBUG
INFO_LOG(SCEKERNEL,"Shutting down user memory pool: ");
userMemory.ListBlocks();
#endif
userMemory.Shutdown();
#ifdef _DEBUG
INFO_LOG(SCEKERNEL,"Shutting down \"kernel\" memory pool: ");
kernelMemory.ListBlocks();
#endif
kernelMemory.Shutdown();
tlsplThreadEndChecks.clear();
}
enum SceKernelFplAttr
{
PSP_FPL_ATTR_FIFO = 0x0000,
PSP_FPL_ATTR_PRIORITY = 0x0100,
PSP_FPL_ATTR_HIGHMEM = 0x4000,
PSP_FPL_ATTR_KNOWN = PSP_FPL_ATTR_FIFO | PSP_FPL_ATTR_PRIORITY | PSP_FPL_ATTR_HIGHMEM,
};
static bool __KernelUnlockFplForThread(FPL *fpl, FplWaitingThread &threadInfo, u32 &error, int result, bool &wokeThreads)
{
const SceUID threadID = threadInfo.threadID;
if (!HLEKernel::VerifyWait(threadID, WAITTYPE_FPL, fpl->GetUID()))
return true;
// If result is an error code, we're just letting it go.
if (result == 0)
{
int blockNum = fpl->allocateBlock();
if (blockNum >= 0)
{
u32 blockPtr = fpl->address + fpl->alignedSize * blockNum;
Memory::Write_U32(blockPtr, threadInfo.addrPtr);
}
else
return false;
}
u32 timeoutPtr = __KernelGetWaitTimeoutPtr(threadID, error);
if (timeoutPtr != 0 && fplWaitTimer != -1)
{
// Remove any event for this thread.
s64 cyclesLeft = CoreTiming::UnscheduleEvent(fplWaitTimer, threadID);
Memory::Write_U32((u32) cyclesToUs(cyclesLeft), timeoutPtr);
}
__KernelResumeThreadFromWait(threadID, result);
wokeThreads = true;
return true;
}
void __KernelFplBeginCallback(SceUID threadID, SceUID prevCallbackId)
{
auto result = HLEKernel::WaitBeginCallback<FPL, WAITTYPE_FPL, FplWaitingThread>(threadID, prevCallbackId, fplWaitTimer);
if (result == HLEKernel::WAIT_CB_SUCCESS)
DEBUG_LOG(SCEKERNEL, "sceKernelAllocateFplCB: Suspending fpl wait for callback");
else if (result == HLEKernel::WAIT_CB_BAD_WAIT_DATA)
ERROR_LOG_REPORT(SCEKERNEL, "sceKernelAllocateFplCB: wait not found to pause for callback");
else
WARN_LOG_REPORT(SCEKERNEL, "sceKernelAllocateFplCB: beginning callback with bad wait id?");
}
void __KernelFplEndCallback(SceUID threadID, SceUID prevCallbackId)
{
auto result = HLEKernel::WaitEndCallback<FPL, WAITTYPE_FPL, FplWaitingThread>(threadID, prevCallbackId, fplWaitTimer, __KernelUnlockFplForThread);
if (result == HLEKernel::WAIT_CB_RESUMED_WAIT)
DEBUG_LOG(SCEKERNEL, "sceKernelReceiveMbxCB: Resuming mbx wait from callback");
}
static bool __FplThreadSortPriority(FplWaitingThread thread1, FplWaitingThread thread2)
{
return __KernelThreadSortPriority(thread1.threadID, thread2.threadID);
}
static bool __KernelClearFplThreads(FPL *fpl, int reason)
{
u32 error;
bool wokeThreads = false;
for (auto iter = fpl->waitingThreads.begin(), end = fpl->waitingThreads.end(); iter != end; ++iter)
__KernelUnlockFplForThread(fpl, *iter, error, reason, wokeThreads);
fpl->waitingThreads.clear();
return wokeThreads;
}
static void __KernelSortFplThreads(FPL *fpl)
{
// Remove any that are no longer waiting.
SceUID uid = fpl->GetUID();
HLEKernel::CleanupWaitingThreads(WAITTYPE_FPL, uid, fpl->waitingThreads);
if ((fpl->nf.attr & PSP_FPL_ATTR_PRIORITY) != 0)
std::stable_sort(fpl->waitingThreads.begin(), fpl->waitingThreads.end(), __FplThreadSortPriority);
}
int sceKernelCreateFpl(const char *name, u32 mpid, u32 attr, u32 blockSize, u32 numBlocks, u32 optPtr)
{
if (!name)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateFpl(): invalid name", SCE_KERNEL_ERROR_NO_MEMORY);
return SCE_KERNEL_ERROR_NO_MEMORY;
}
if (mpid < 1 || mpid > 9 || mpid == 7)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateFpl(): invalid partition %d", SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT, mpid);
return SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT;
}
// We only support user right now.
if (mpid != 2 && mpid != 6)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateFpl(): invalid partition %d", SCE_KERNEL_ERROR_ILLEGAL_PERM, mpid);
return SCE_KERNEL_ERROR_ILLEGAL_PERM;
}
if (((attr & ~PSP_FPL_ATTR_KNOWN) & ~0xFF) != 0)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateFpl(): invalid attr parameter: %08x", SCE_KERNEL_ERROR_ILLEGAL_ATTR, attr);
return SCE_KERNEL_ERROR_ILLEGAL_ATTR;
}
// There's probably a simpler way to get this same basic formula...
// This is based on results from a PSP.
bool illegalMemSize = blockSize == 0 || numBlocks == 0;
if (!illegalMemSize && (u64) blockSize > ((0x100000000ULL / (u64) numBlocks) - 4ULL))
illegalMemSize = true;
if (!illegalMemSize && (u64) numBlocks >= 0x100000000ULL / (((u64) blockSize + 3ULL) & ~3ULL))
illegalMemSize = true;
if (illegalMemSize)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateFpl(): invalid blockSize/count", SCE_KERNEL_ERROR_ILLEGAL_MEMSIZE);
return SCE_KERNEL_ERROR_ILLEGAL_MEMSIZE;
}
int alignment = 4;
if (optPtr != 0)
{
u32 size = Memory::Read_U32(optPtr);
if (size > 8)
WARN_LOG_REPORT(SCEKERNEL, "sceKernelCreateFpl(): unsupported extra options, size = %d", size);
if (size >= 4)
alignment = Memory::Read_U32(optPtr + 4);
// Must be a power of 2 to be valid.
if ((alignment & (alignment - 1)) != 0)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateFpl(): invalid alignment %d", SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT, alignment);
return SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT;
}
}
if (alignment < 4)
alignment = 4;
int alignedSize = ((int)blockSize + alignment - 1) & ~(alignment - 1);
u32 totalSize = alignedSize * numBlocks;
bool atEnd = (attr & PSP_FPL_ATTR_HIGHMEM) != 0;
u32 address = userMemory.Alloc(totalSize, atEnd, "FPL");
if (address == (u32)-1)
{
DEBUG_LOG(SCEKERNEL, "sceKernelCreateFpl(\"%s\", partition=%i, attr=%08x, bsize=%i, nb=%i) FAILED - out of ram",
name, mpid, attr, blockSize, numBlocks);
return SCE_KERNEL_ERROR_NO_MEMORY;
}
FPL *fpl = new FPL;
SceUID id = kernelObjects.Create(fpl);
strncpy(fpl->nf.name, name, KERNELOBJECT_MAX_NAME_LENGTH);
fpl->nf.name[KERNELOBJECT_MAX_NAME_LENGTH] = 0;
fpl->nf.attr = attr;
fpl->nf.size = sizeof(fpl->nf);
fpl->nf.blocksize = blockSize;
fpl->nf.numBlocks = numBlocks;
fpl->nf.numFreeBlocks = numBlocks;
fpl->nf.numWaitThreads = 0;
fpl->blocks = new bool[fpl->nf.numBlocks];
memset(fpl->blocks, 0, fpl->nf.numBlocks * sizeof(bool));
fpl->address = address;
fpl->alignedSize = alignedSize;
DEBUG_LOG(SCEKERNEL, "%i=sceKernelCreateFpl(\"%s\", partition=%i, attr=%08x, bsize=%i, nb=%i)",
id, name, mpid, attr, blockSize, numBlocks);
return id;
}
int sceKernelDeleteFpl(SceUID uid)
{
hleEatCycles(600);
u32 error;
FPL *fpl = kernelObjects.Get<FPL>(uid, error);
if (fpl)
{
DEBUG_LOG(SCEKERNEL, "sceKernelDeleteFpl(%i)", uid);
bool wokeThreads = __KernelClearFplThreads(fpl, SCE_KERNEL_ERROR_WAIT_DELETE);
if (wokeThreads)
hleReSchedule("fpl deleted");
userMemory.Free(fpl->address);
return kernelObjects.Destroy<FPL>(uid);
}
else
{
DEBUG_LOG(SCEKERNEL, "sceKernelDeleteFpl(%i): invalid fpl", uid);
return error;
}
}
void __KernelFplTimeout(u64 userdata, int cyclesLate)
{
SceUID threadID = (SceUID) userdata;
HLEKernel::WaitExecTimeout<FPL, WAITTYPE_FPL>(threadID);
}
static void __KernelSetFplTimeout(u32 timeoutPtr)
{
if (timeoutPtr == 0 || fplWaitTimer == -1)
return;
int micro = (int) Memory::Read_U32(timeoutPtr);
// TODO: test for fpls.
// This happens to be how the hardware seems to time things.
if (micro <= 5)
micro = 20;
// Yes, this 7 is reproducible. 6 is (a lot) longer than 7.
else if (micro == 7)
micro = 25;
else if (micro <= 215)
micro = 250;
CoreTiming::ScheduleEvent(usToCycles(micro), fplWaitTimer, __KernelGetCurThread());
}
int sceKernelAllocateFpl(SceUID uid, u32 blockPtrAddr, u32 timeoutPtr)
{
u32 error;
FPL *fpl = kernelObjects.Get<FPL>(uid, error);
if (fpl)
{
DEBUG_LOG(SCEKERNEL, "sceKernelAllocateFpl(%i, %08x, %08x)", uid, blockPtrAddr, timeoutPtr);
int blockNum = fpl->allocateBlock();
if (blockNum >= 0) {
u32 blockPtr = fpl->address + fpl->alignedSize * blockNum;
Memory::Write_U32(blockPtr, blockPtrAddr);
} else {
SceUID threadID = __KernelGetCurThread();
HLEKernel::RemoveWaitingThread(fpl->waitingThreads, threadID);
FplWaitingThread waiting = {threadID, blockPtrAddr};
fpl->waitingThreads.push_back(waiting);
__KernelSetFplTimeout(timeoutPtr);
__KernelWaitCurThread(WAITTYPE_FPL, uid, 0, timeoutPtr, false, "fpl waited");
}
return 0;
}
else
{
DEBUG_LOG(SCEKERNEL, "sceKernelAllocateFpl(%i, %08x, %08x): invalid fpl", uid, blockPtrAddr, timeoutPtr);
return error;
}
}
int sceKernelAllocateFplCB(SceUID uid, u32 blockPtrAddr, u32 timeoutPtr)
{
u32 error;
FPL *fpl = kernelObjects.Get<FPL>(uid, error);
if (fpl)
{
DEBUG_LOG(SCEKERNEL, "sceKernelAllocateFplCB(%i, %08x, %08x)", uid, blockPtrAddr, timeoutPtr);
int blockNum = fpl->allocateBlock();
if (blockNum >= 0) {
u32 blockPtr = fpl->address + fpl->alignedSize * blockNum;
Memory::Write_U32(blockPtr, blockPtrAddr);
} else {
SceUID threadID = __KernelGetCurThread();
HLEKernel::RemoveWaitingThread(fpl->waitingThreads, threadID);
FplWaitingThread waiting = {threadID, blockPtrAddr};
fpl->waitingThreads.push_back(waiting);
__KernelSetFplTimeout(timeoutPtr);
__KernelWaitCurThread(WAITTYPE_FPL, uid, 0, timeoutPtr, true, "fpl waited");
}
return 0;
}
else
{
DEBUG_LOG(SCEKERNEL, "sceKernelAllocateFplCB(%i, %08x, %08x): invalid fpl", uid, blockPtrAddr, timeoutPtr);
return error;
}
}
int sceKernelTryAllocateFpl(SceUID uid, u32 blockPtrAddr)
{
u32 error;
FPL *fpl = kernelObjects.Get<FPL>(uid, error);
if (fpl)
{
DEBUG_LOG(SCEKERNEL, "sceKernelTryAllocateFpl(%i, %08x)", uid, blockPtrAddr);
int blockNum = fpl->allocateBlock();
if (blockNum >= 0) {
u32 blockPtr = fpl->address + fpl->alignedSize * blockNum;
Memory::Write_U32(blockPtr, blockPtrAddr);
return 0;
} else {
return SCE_KERNEL_ERROR_NO_MEMORY;
}
}
else
{
DEBUG_LOG(SCEKERNEL, "sceKernelTryAllocateFpl(%i, %08x): invalid fpl", uid, blockPtrAddr);
return error;
}
}
int sceKernelFreeFpl(SceUID uid, u32 blockPtr)
{
if (blockPtr > PSP_GetUserMemoryEnd()) {
WARN_LOG(SCEKERNEL, "%08x=sceKernelFreeFpl(%i, %08x): invalid address", SCE_KERNEL_ERROR_ILLEGAL_ADDR, uid, blockPtr);
return SCE_KERNEL_ERROR_ILLEGAL_ADDR;
}
u32 error;
FPL *fpl = kernelObjects.Get<FPL>(uid, error);
if (fpl) {
int blockNum = (blockPtr - fpl->address) / fpl->alignedSize;
if (blockNum < 0 || blockNum >= fpl->nf.numBlocks) {
DEBUG_LOG(SCEKERNEL, "sceKernelFreeFpl(%i, %08x): bad block ptr", uid, blockPtr);
return SCE_KERNEL_ERROR_ILLEGAL_MEMBLOCK;
} else {
if (fpl->freeBlock(blockNum)) {
DEBUG_LOG(SCEKERNEL, "sceKernelFreeFpl(%i, %08x)", uid, blockPtr);
__KernelSortFplThreads(fpl);
bool wokeThreads = false;
retry:
for (auto iter = fpl->waitingThreads.begin(), end = fpl->waitingThreads.end(); iter != end; ++iter)
{
if (__KernelUnlockFplForThread(fpl, *iter, error, 0, wokeThreads))
{
fpl->waitingThreads.erase(iter);
goto retry;
}
}
if (wokeThreads)
hleReSchedule("fpl freed");
return 0;
} else {
DEBUG_LOG(SCEKERNEL, "sceKernelFreeFpl(%i, %08x): already free", uid, blockPtr);
return SCE_KERNEL_ERROR_ILLEGAL_MEMBLOCK;
}
}
}
else
{
DEBUG_LOG(SCEKERNEL, "sceKernelFreeFpl(%i, %08x): invalid fpl", uid, blockPtr);
return error;
}
}
int sceKernelCancelFpl(SceUID uid, u32 numWaitThreadsPtr)
{
hleEatCycles(600);
u32 error;
FPL *fpl = kernelObjects.Get<FPL>(uid, error);
if (fpl)
{
DEBUG_LOG(SCEKERNEL, "sceKernelCancelFpl(%i, %08x)", uid, numWaitThreadsPtr);
fpl->nf.numWaitThreads = (int) fpl->waitingThreads.size();
if (Memory::IsValidAddress(numWaitThreadsPtr))
Memory::Write_U32(fpl->nf.numWaitThreads, numWaitThreadsPtr);
bool wokeThreads = __KernelClearFplThreads(fpl, SCE_KERNEL_ERROR_WAIT_CANCEL);
if (wokeThreads)
hleReSchedule("fpl canceled");
return 0;
}
else
{
DEBUG_LOG(SCEKERNEL, "sceKernelCancelFpl(%i, %08x): invalid fpl", uid, numWaitThreadsPtr);
return error;
}
}
int sceKernelReferFplStatus(SceUID uid, u32 statusPtr)
{
u32 error;
FPL *fpl = kernelObjects.Get<FPL>(uid, error);
if (fpl)
{
DEBUG_LOG(SCEKERNEL, "sceKernelReferFplStatus(%i, %08x)", uid, statusPtr);
// Refresh waiting threads and free block count.
__KernelSortFplThreads(fpl);
fpl->nf.numWaitThreads = (int) fpl->waitingThreads.size();
fpl->nf.numFreeBlocks = 0;
for (int i = 0; i < (int)fpl->nf.numBlocks; ++i)
{
if (!fpl->blocks[i])
++fpl->nf.numFreeBlocks;
}
if (Memory::Read_U32(statusPtr) != 0)
Memory::WriteStruct(statusPtr, &fpl->nf);
return 0;
}
else
{
DEBUG_LOG(SCEKERNEL, "sceKernelReferFplStatus(%i, %08x): invalid fpl", uid, statusPtr);
return error;
}
}
//////////////////////////////////////////////////////////////////////////
// ALLOCATIONS
//////////////////////////////////////////////////////////////////////////
//00:49:12 <TyRaNiD> ector, well the partitions are 1 = kernel, 2 = user, 3 = me, 4 = kernel mirror :)
class PartitionMemoryBlock : public KernelObject
{
public:
const char *GetName() override { return name; }
const char *GetTypeName() override { return "MemoryPart"; }
void GetQuickInfo(char *ptr, int size) override
{
int sz = alloc->GetBlockSizeFromAddress(address);
snprintf(ptr, size, "MemPart: %08x - %08x size: %08x", address, address + sz, sz);
}
static u32 GetMissingErrorCode() { return SCE_KERNEL_ERROR_UNKNOWN_UID; }
static int GetStaticIDType() { return PPSSPP_KERNEL_TMID_PMB; }
int GetIDType() const override { return PPSSPP_KERNEL_TMID_PMB; }
PartitionMemoryBlock(BlockAllocator *_alloc, const char *_name, u32 size, MemblockType type, u32 alignment)
{
alloc = _alloc;
strncpy(name, _name, 32);
name[31] = '\0';
// 0 is used for save states to wake up.
if (size != 0)
{
if (type == PSP_SMEM_Addr)
{
alignment &= ~0xFF;
address = alloc->AllocAt(alignment, size, name);
}
else if (type == PSP_SMEM_LowAligned || type == PSP_SMEM_HighAligned)
address = alloc->AllocAligned(size, 0x100, alignment, type == PSP_SMEM_HighAligned, name);
else
address = alloc->Alloc(size, type == PSP_SMEM_High, name);
#ifdef _DEBUG
alloc->ListBlocks();
#endif
}
}
~PartitionMemoryBlock()
{
if (address != (u32)-1)
alloc->Free(address);
}
bool IsValid() {return address != (u32)-1;}
BlockAllocator *alloc;
void DoState(PointerWrap &p) override
{
auto s = p.Section("PMB", 1);
if (!s)
return;
p.Do(address);
p.DoArray(name, sizeof(name));
}
u32 address;
char name[32];
};
static u32 sceKernelMaxFreeMemSize()
{
u32 retVal = userMemory.GetLargestFreeBlockSize();
DEBUG_LOG(SCEKERNEL, "%08x (dec %i)=sceKernelMaxFreeMemSize()", retVal, retVal);
return retVal;
}
static u32 sceKernelTotalFreeMemSize()
{
u32 retVal = userMemory.GetTotalFreeBytes();
DEBUG_LOG(SCEKERNEL, "%08x (dec %i)=sceKernelTotalFreeMemSize()", retVal, retVal);
return retVal;
}
static int sceKernelAllocPartitionMemory(int partition, const char *name, int type, u32 size, u32 addr)
{
if (name == NULL)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelAllocPartitionMemory(): invalid name", SCE_KERNEL_ERROR_ERROR);
return SCE_KERNEL_ERROR_ERROR;
}
if (size == 0)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelAllocPartitionMemory(): invalid size %x", SCE_KERNEL_ERROR_MEMBLOCK_ALLOC_FAILED, size);
return SCE_KERNEL_ERROR_MEMBLOCK_ALLOC_FAILED;
}
if (partition < 1 || partition > 9 || partition == 7)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelAllocPartitionMemory(): invalid partition %x", SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT, partition);
return SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT;
}
// We only support user right now.
if (partition != 2 && partition != 5 && partition != 6)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelAllocPartitionMemory(): invalid partition %x", SCE_KERNEL_ERROR_ILLEGAL_PARTITION, partition);
return SCE_KERNEL_ERROR_ILLEGAL_PARTITION;
}
if (type < PSP_SMEM_Low || type > PSP_SMEM_HighAligned)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelAllocPartitionMemory(): invalid type %x", SCE_KERNEL_ERROR_ILLEGAL_MEMBLOCKTYPE, type);
return SCE_KERNEL_ERROR_ILLEGAL_MEMBLOCKTYPE;
}
// Alignment is only allowed for powers of 2.
if ((type == PSP_SMEM_LowAligned || type == PSP_SMEM_HighAligned) && ((addr & (addr - 1)) != 0 || addr == 0))
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelAllocPartitionMemory(): invalid alignment %x", SCE_KERNEL_ERROR_ILLEGAL_ALIGNMENT_SIZE, addr);
return SCE_KERNEL_ERROR_ILLEGAL_ALIGNMENT_SIZE;
}
PartitionMemoryBlock *block = new PartitionMemoryBlock(&userMemory, name, size, (MemblockType)type, addr);
if (!block->IsValid())
{
delete block;
ERROR_LOG(SCEKERNEL, "sceKernelAllocPartitionMemory(partition = %i, %s, type= %i, size= %i, addr= %08x): allocation failed", partition, name, type, size, addr);
return SCE_KERNEL_ERROR_MEMBLOCK_ALLOC_FAILED;
}
SceUID uid = kernelObjects.Create(block);
DEBUG_LOG(SCEKERNEL,"%i = sceKernelAllocPartitionMemory(partition = %i, %s, type= %i, size= %i, addr= %08x)",
uid, partition, name, type, size, addr);
return uid;
}
static int sceKernelFreePartitionMemory(SceUID id)
{
DEBUG_LOG(SCEKERNEL,"sceKernelFreePartitionMemory(%d)",id);
return kernelObjects.Destroy<PartitionMemoryBlock>(id);
}
static u32 sceKernelGetBlockHeadAddr(SceUID id)
{
u32 error;
PartitionMemoryBlock *block = kernelObjects.Get<PartitionMemoryBlock>(id, error);
if (block)
{
DEBUG_LOG(SCEKERNEL,"%08x = sceKernelGetBlockHeadAddr(%i)", block->address, id);
return block->address;
}
else
{
ERROR_LOG(SCEKERNEL,"sceKernelGetBlockHeadAddr failed(%i)", id);
return 0;
}
}
static int sceKernelPrintf(const char *formatString)
{
if (formatString == NULL)
return -1;
bool supported = true;
int param = 1;
char tempStr[24];
char tempFormat[24] = {'%'};
std::string result, format = formatString;
// Each printf is a separate line already in the log, so don't double space.
// This does mean we break up strings, unfortunately.
if (!format.empty() && format[format.size() - 1] == '\n')
format.resize(format.size() - 1);
for (size_t i = 0, n = format.size(); supported && i < n; )
{
size_t next = format.find('%', i);
if (next == format.npos)
{
result += format.substr(i);
break;
}
else if (next != i)
result += format.substr(i, next - i);
i = next + 1;
if (i >= n)
{
supported = false;
break;
}
const char *s;
switch (format[i])
{
case '%':
result += '%';
++i;
break;
case 's':
s = Memory::GetCharPointer(PARAM(param++));
result += s ? s : "(null)";
++i;
break;
case 'd':
case 'i':
case 'x':
case 'X':
case 'u':
tempFormat[1] = format[i];
tempFormat[2] = '\0';
snprintf(tempStr, sizeof(tempStr), tempFormat, PARAM(param++));
result += tempStr;
++i;
break;
case '0':
if (i + 3 > n || format[i + 1] != '8' || (format[i + 2] != 'x' && format[i + 2] != 'X'))
supported = false;
else
{
// These are the '0', '8', and 'x' or 'X' respectively.
tempFormat[1] = format[i];
tempFormat[2] = format[i + 1];
tempFormat[3] = format[i + 2];
tempFormat[4] = '\0';
snprintf(tempStr, sizeof(tempStr), tempFormat, PARAM(param++));
result += tempStr;
i += 3;
}
break;
case 'p':
snprintf(tempStr, sizeof(tempStr), "%08x", PARAM(param++));
result += tempStr;
++i;
break;
default:
supported = false;
break;
}
if (param > 6)
supported = false;
}
// Just in case there were embedded strings that had \n's.
if (!result.empty() && result[result.size() - 1] == '\n')
result.resize(result.size() - 1);
if (supported)
INFO_LOG(SCEKERNEL, "sceKernelPrintf: %s", result.c_str());
else
ERROR_LOG(SCEKERNEL, "UNIMPL sceKernelPrintf(%s, %08x, %08x, %08x)", format.c_str(), PARAM(1), PARAM(2), PARAM(3));
return 0;
}
static int sceKernelSetCompiledSdkVersion(int sdkVersion) {
int sdkMainVersion = sdkVersion & 0xFFFF0000;
bool validSDK = false;
switch (sdkMainVersion) {
case 0x01000000:
case 0x01050000:
case 0x02000000:
case 0x02050000:
case 0x02060000:
case 0x02070000:
case 0x02080000:
case 0x03000000:
case 0x03010000:
case 0x03030000:
case 0x03040000:
case 0x03050000:
case 0x03060000:
validSDK = true;
break;
default:
validSDK = false;
break;
}
if (!validSDK) {
WARN_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion unknown SDK: %x", sdkVersion);
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
static int sceKernelSetCompiledSdkVersion370(int sdkVersion) {
int sdkMainVersion = sdkVersion & 0xFFFF0000;
if (sdkMainVersion != 0x03070000) {
WARN_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion370 unknown SDK: %x", sdkVersion);
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion370(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
static int sceKernelSetCompiledSdkVersion380_390(int sdkVersion) {
int sdkMainVersion = sdkVersion & 0xFFFF0000;
if (sdkMainVersion != 0x03080000 && sdkMainVersion != 0x03090000) {
WARN_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion380_390 unknown SDK: %x", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion380_390(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
static int sceKernelSetCompiledSdkVersion395(int sdkVersion) {
int sdkMainVersion = sdkVersion & 0xFFFFFF00;
if (sdkMainVersion != 0x04000000
&& sdkMainVersion != 0x04000100
&& sdkMainVersion != 0x04000500
&& sdkMainVersion != 0x03090500
&& sdkMainVersion != 0x03090600) {
WARN_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion395 unknown SDK: %x", sdkVersion);
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion395(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
static int sceKernelSetCompiledSdkVersion600_602(int sdkVersion) {
int sdkMainVersion = sdkVersion & 0xFFFF0000;
if (sdkMainVersion != 0x06010000
&& sdkMainVersion != 0x06000000
&& sdkMainVersion != 0x06020000) {
WARN_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion600_602 unknown SDK: %x", sdkVersion);
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion600_602(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
static int sceKernelSetCompiledSdkVersion500_505(int sdkVersion)
{
int sdkMainVersion = sdkVersion & 0xFFFF0000;
if (sdkMainVersion != 0x05000000
&& sdkMainVersion != 0x05050000) {
WARN_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion500_505 unknown SDK: %x", sdkVersion);
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion500_505(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
static int sceKernelSetCompiledSdkVersion401_402(int sdkVersion) {
int sdkMainVersion = sdkVersion & 0xFFFF0000;
if (sdkMainVersion != 0x04010000
&& sdkMainVersion != 0x04020000) {
WARN_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion401_402 unknown SDK: %x", sdkVersion);
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion401_402(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
static int sceKernelSetCompiledSdkVersion507(int sdkVersion) {
int sdkMainVersion = sdkVersion & 0xFFFF0000;
if (sdkMainVersion != 0x05070000) {
WARN_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion507 unknown SDK: %x", sdkVersion);
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion507(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
static int sceKernelSetCompiledSdkVersion603_605(int sdkVersion) {
int sdkMainVersion = sdkVersion & 0xFFFF0000;
if (sdkMainVersion != 0x06040000
&& sdkMainVersion != 0x06030000
&& sdkMainVersion != 0x06050000) {
WARN_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion603_605 unknown SDK: %x", sdkVersion);
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion603_605(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
static int sceKernelSetCompiledSdkVersion606(int sdkVersion) {
int sdkMainVersion = sdkVersion & 0xFFFF0000;
if (sdkMainVersion != 0x06060000) {
ERROR_LOG_REPORT(SCEKERNEL, "sceKernelSetCompiledSdkVersion606 unknown SDK: %x (would crash)", sdkVersion);
}
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompiledSdkVersion606(%08x)", sdkVersion);
sdkVersion_ = sdkVersion;
flags_ |= SCE_KERNEL_HASCOMPILEDSDKVERSION;
return 0;
}
int sceKernelGetCompiledSdkVersion() {
if (!(flags_ & SCE_KERNEL_HASCOMPILEDSDKVERSION))
return 0;
return sdkVersion_;
}
static int sceKernelSetCompilerVersion(int version) {
DEBUG_LOG(SCEKERNEL, "sceKernelSetCompilerVersion(%08x)", version);
compilerVersion_ = version;
flags_ |= SCE_KERNEL_HASCOMPILERVERSION;
return 0;
}
KernelObject *__KernelMemoryFPLObject()
{
return new FPL;
}
KernelObject *__KernelMemoryVPLObject()
{
return new VPL;
}
KernelObject *__KernelMemoryPMBObject()
{
// TODO: We could theoretically handle kernelMemory too, but we don't support that now anyway.
return new PartitionMemoryBlock(&userMemory, "", 0, PSP_SMEM_Low, 0);
}
// VPL = variable length memory pool
enum SceKernelVplAttr
{
PSP_VPL_ATTR_FIFO = 0x0000,
PSP_VPL_ATTR_PRIORITY = 0x0100,
PSP_VPL_ATTR_SMALLEST = 0x0200,
PSP_VPL_ATTR_MASK_ORDER = 0x0300,
PSP_VPL_ATTR_HIGHMEM = 0x4000,
PSP_VPL_ATTR_KNOWN = PSP_VPL_ATTR_FIFO | PSP_VPL_ATTR_PRIORITY | PSP_VPL_ATTR_SMALLEST | PSP_VPL_ATTR_HIGHMEM,
};
static bool __KernelUnlockVplForThread(VPL *vpl, VplWaitingThread &threadInfo, u32 &error, int result, bool &wokeThreads) {
const SceUID threadID = threadInfo.threadID;
if (!HLEKernel::VerifyWait(threadID, WAITTYPE_VPL, vpl->GetUID())) {
return true;
}
// If result is an error code, we're just letting it go.
if (result == 0) {
int size = (int) __KernelGetWaitValue(threadID, error);
// An older savestate may have an invalid header, use the block allocator in that case.
u32 addr;
if (vpl->header.IsValid()) {
addr = vpl->header->Allocate(size);
} else {
// Padding (normally used to track the allocation.)
u32 allocSize = size + 8;
addr = vpl->alloc.Alloc(allocSize, true);
}
if (addr != (u32) -1) {
Memory::Write_U32(addr, threadInfo.addrPtr);
} else {
return false;
}
}
u32 timeoutPtr = __KernelGetWaitTimeoutPtr(threadID, error);
if (timeoutPtr != 0 && vplWaitTimer != -1) {
// Remove any event for this thread.
s64 cyclesLeft = CoreTiming::UnscheduleEvent(vplWaitTimer, threadID);
Memory::Write_U32((u32) cyclesToUs(cyclesLeft), timeoutPtr);
}
__KernelResumeThreadFromWait(threadID, result);
wokeThreads = true;
return true;
}
void __KernelVplBeginCallback(SceUID threadID, SceUID prevCallbackId)
{
auto result = HLEKernel::WaitBeginCallback<VPL, WAITTYPE_VPL, VplWaitingThread>(threadID, prevCallbackId, vplWaitTimer);
if (result == HLEKernel::WAIT_CB_SUCCESS)
DEBUG_LOG(SCEKERNEL, "sceKernelAllocateVplCB: Suspending vpl wait for callback");
else if (result == HLEKernel::WAIT_CB_BAD_WAIT_DATA)
ERROR_LOG_REPORT(SCEKERNEL, "sceKernelAllocateVplCB: wait not found to pause for callback");
else
WARN_LOG_REPORT(SCEKERNEL, "sceKernelAllocateVplCB: beginning callback with bad wait id?");
}
void __KernelVplEndCallback(SceUID threadID, SceUID prevCallbackId)
{
auto result = HLEKernel::WaitEndCallback<VPL, WAITTYPE_VPL, VplWaitingThread>(threadID, prevCallbackId, vplWaitTimer, __KernelUnlockVplForThread);
if (result == HLEKernel::WAIT_CB_RESUMED_WAIT)
DEBUG_LOG(SCEKERNEL, "sceKernelReceiveMbxCB: Resuming mbx wait from callback");
}
static bool __VplThreadSortPriority(VplWaitingThread thread1, VplWaitingThread thread2)
{
return __KernelThreadSortPriority(thread1.threadID, thread2.threadID);
}
static bool __KernelClearVplThreads(VPL *vpl, int reason)
{
u32 error;
bool wokeThreads = false;
for (auto iter = vpl->waitingThreads.begin(), end = vpl->waitingThreads.end(); iter != end; ++iter)
__KernelUnlockVplForThread(vpl, *iter, error, reason, wokeThreads);
vpl->waitingThreads.clear();
return wokeThreads;
}
static void __KernelSortVplThreads(VPL *vpl)
{
// Remove any that are no longer waiting.
SceUID uid = vpl->GetUID();
HLEKernel::CleanupWaitingThreads(WAITTYPE_VPL, uid, vpl->waitingThreads);
if ((vpl->nv.attr & PSP_VPL_ATTR_PRIORITY) != 0)
std::stable_sort(vpl->waitingThreads.begin(), vpl->waitingThreads.end(), __VplThreadSortPriority);
}
SceUID sceKernelCreateVpl(const char *name, int partition, u32 attr, u32 vplSize, u32 optPtr)
{
if (!name)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateVpl(): invalid name", SCE_KERNEL_ERROR_ERROR);
return SCE_KERNEL_ERROR_ERROR;
}
if (partition < 1 || partition > 9 || partition == 7)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateVpl(): invalid partition %d", SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT, partition);
return SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT;
}
// We only support user right now.
if (partition != 2 && partition != 6)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateVpl(): invalid partition %d", SCE_KERNEL_ERROR_ILLEGAL_PERM, partition);
return SCE_KERNEL_ERROR_ILLEGAL_PERM;
}
if (((attr & ~PSP_VPL_ATTR_KNOWN) & ~0xFF) != 0)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateVpl(): invalid attr parameter: %08x", SCE_KERNEL_ERROR_ILLEGAL_ATTR, attr);
return SCE_KERNEL_ERROR_ILLEGAL_ATTR;
}
if (vplSize == 0)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateVpl(): invalid size", SCE_KERNEL_ERROR_ILLEGAL_MEMSIZE);
return SCE_KERNEL_ERROR_ILLEGAL_MEMSIZE;
}
// Block Allocator seems to A-OK this, let's stop it here.
if (vplSize >= 0x80000000)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateVpl(): way too big size", SCE_KERNEL_ERROR_NO_MEMORY);
return SCE_KERNEL_ERROR_NO_MEMORY;
}
// Can't have that little space in a Vpl, sorry.
if (vplSize <= 0x30)
vplSize = 0x1000;
vplSize = (vplSize + 7) & ~7;
// We ignore the upalign to 256 and do it ourselves by 8.
u32 allocSize = vplSize;
u32 memBlockPtr = userMemory.Alloc(allocSize, (attr & PSP_VPL_ATTR_HIGHMEM) != 0, "VPL");
if (memBlockPtr == (u32)-1)
{
ERROR_LOG(SCEKERNEL, "sceKernelCreateVpl(): Failed to allocate %i bytes of pool data", vplSize);
return SCE_KERNEL_ERROR_NO_MEMORY;
}
VPL *vpl = new VPL;
SceUID id = kernelObjects.Create(vpl);
strncpy(vpl->nv.name, name, KERNELOBJECT_MAX_NAME_LENGTH);
vpl->nv.name[KERNELOBJECT_MAX_NAME_LENGTH] = 0;
vpl->nv.attr = attr;
vpl->nv.size = sizeof(vpl->nv);
vpl->nv.poolSize = vplSize - 0x20;
vpl->nv.numWaitThreads = 0;
vpl->nv.freeSize = vpl->nv.poolSize;
// A vpl normally has accounting stuff in the first 32 bytes.
vpl->address = memBlockPtr + 0x20;
vpl->alloc.Init(vpl->address, vpl->nv.poolSize);
vpl->header = PSPPointer<SceKernelVplHeader>::Create(memBlockPtr);
vpl->header->Init(memBlockPtr, vplSize);
DEBUG_LOG(SCEKERNEL, "%x=sceKernelCreateVpl(\"%s\", block=%i, attr=%i, size=%i)",
id, name, partition, vpl->nv.attr, vpl->nv.poolSize);
if (optPtr != 0)
{
u32 size = Memory::Read_U32(optPtr);
if (size > 4)
WARN_LOG_REPORT(SCEKERNEL, "sceKernelCreateVpl(): unsupported options parameter, size = %d", size);
}
return id;
}
int sceKernelDeleteVpl(SceUID uid)
{
DEBUG_LOG(SCEKERNEL, "sceKernelDeleteVpl(%i)", uid);
u32 error;
VPL *vpl = kernelObjects.Get<VPL>(uid, error);
if (vpl)
{
bool wokeThreads = __KernelClearVplThreads(vpl, SCE_KERNEL_ERROR_WAIT_DELETE);
if (wokeThreads)
hleReSchedule("vpl deleted");
userMemory.Free(vpl->address);
kernelObjects.Destroy<VPL>(uid);
return 0;
}
else
return error;
}
// Returns false for invalid parameters (e.g. don't check callbacks, etc.)
// Successful allocation is indicated by error == 0.
static bool __KernelAllocateVpl(SceUID uid, u32 size, u32 addrPtr, u32 &error, bool trying, const char *funcname) {
VPL *vpl = kernelObjects.Get<VPL>(uid, error);
if (vpl) {
if (size == 0 || size > (u32) vpl->nv.poolSize) {
WARN_LOG(SCEKERNEL, "%s(vpl=%i, size=%i, ptrout=%08x): invalid size", funcname, uid, size, addrPtr);
error = SCE_KERNEL_ERROR_ILLEGAL_MEMSIZE;
return false;
}
VERBOSE_LOG(SCEKERNEL, "%s(vpl=%i, size=%i, ptrout=%08x)", funcname, uid, size, addrPtr);
// For some reason, try doesn't follow the same rules...
if (!trying && (vpl->nv.attr & PSP_VPL_ATTR_MASK_ORDER) == PSP_VPL_ATTR_FIFO)
{
__KernelSortVplThreads(vpl);
if (!vpl->waitingThreads.empty())
{
// Can't allocate, blocked by FIFO queue.
error = SCE_KERNEL_ERROR_NO_MEMORY;
return true;
}
}
// Allocate using the header only for newer vpls (older come from savestates.)
u32 addr;
if (vpl->header.IsValid()) {
addr = vpl->header->Allocate(size);
} else {
// Padding (normally used to track the allocation.)
u32 allocSize = size + 8;
addr = vpl->alloc.Alloc(allocSize, true);
}
if (addr != (u32) -1) {
Memory::Write_U32(addr, addrPtr);
error = 0;
} else {
error = SCE_KERNEL_ERROR_NO_MEMORY;
}
return true;
}
return false;
}
void __KernelVplTimeout(u64 userdata, int cyclesLate) {
SceUID threadID = (SceUID) userdata;
u32 error;
SceUID uid = __KernelGetWaitID(threadID, WAITTYPE_VPL, error);
HLEKernel::WaitExecTimeout<VPL, WAITTYPE_VPL>(threadID);
// If in FIFO mode, that may have cleared another thread to wake up.
VPL *vpl = kernelObjects.Get<VPL>(uid, error);
if (vpl && (vpl->nv.attr & PSP_VPL_ATTR_MASK_ORDER) == PSP_VPL_ATTR_FIFO) {
bool wokeThreads;
std::vector<VplWaitingThread>::iterator iter = vpl->waitingThreads.begin();
// Unlock every waiting thread until the first that must still wait.
while (iter != vpl->waitingThreads.end() && __KernelUnlockVplForThread(vpl, *iter, error, 0, wokeThreads)) {
vpl->waitingThreads.erase(iter);
iter = vpl->waitingThreads.begin();
}
}
}
static void __KernelSetVplTimeout(u32 timeoutPtr)
{
if (timeoutPtr == 0 || vplWaitTimer == -1)
return;
int micro = (int) Memory::Read_U32(timeoutPtr);
// This happens to be how the hardware seems to time things.
if (micro <= 5)
micro = 20;
// Yes, this 7 is reproducible. 6 is (a lot) longer than 7.
else if (micro == 7)
micro = 25;
else if (micro <= 215)
micro = 250;
CoreTiming::ScheduleEvent(usToCycles(micro), vplWaitTimer, __KernelGetCurThread());
}
int sceKernelAllocateVpl(SceUID uid, u32 size, u32 addrPtr, u32 timeoutPtr)
{
u32 error, ignore;
if (__KernelAllocateVpl(uid, size, addrPtr, error, false, __FUNCTION__))
{
VPL *vpl = kernelObjects.Get<VPL>(uid, ignore);
if (error == SCE_KERNEL_ERROR_NO_MEMORY)
{
if (timeoutPtr != 0 && Memory::Read_U32(timeoutPtr) == 0)
return SCE_KERNEL_ERROR_WAIT_TIMEOUT;
if (vpl)
{
SceUID threadID = __KernelGetCurThread();
HLEKernel::RemoveWaitingThread(vpl->waitingThreads, threadID);
VplWaitingThread waiting = {threadID, addrPtr};
vpl->waitingThreads.push_back(waiting);
}
__KernelSetVplTimeout(timeoutPtr);
__KernelWaitCurThread(WAITTYPE_VPL, uid, size, timeoutPtr, false, "vpl waited");
}
// If anyone else was waiting, the allocation causes a delay.
else if (error == 0 && !vpl->waitingThreads.empty())
return hleDelayResult(error, "vpl allocated", 50);
}
return error;
}
int sceKernelAllocateVplCB(SceUID uid, u32 size, u32 addrPtr, u32 timeoutPtr)
{
u32 error, ignore;
if (__KernelAllocateVpl(uid, size, addrPtr, error, false, __FUNCTION__))
{
hleCheckCurrentCallbacks();
VPL *vpl = kernelObjects.Get<VPL>(uid, ignore);
if (error == SCE_KERNEL_ERROR_NO_MEMORY)
{
if (timeoutPtr != 0 && Memory::Read_U32(timeoutPtr) == 0)
return SCE_KERNEL_ERROR_WAIT_TIMEOUT;
if (vpl)
{
SceUID threadID = __KernelGetCurThread();
HLEKernel::RemoveWaitingThread(vpl->waitingThreads, threadID);
VplWaitingThread waiting = {threadID, addrPtr};
vpl->waitingThreads.push_back(waiting);
}
__KernelSetVplTimeout(timeoutPtr);
__KernelWaitCurThread(WAITTYPE_VPL, uid, size, timeoutPtr, true, "vpl waited");
}
// If anyone else was waiting, the allocation causes a delay.
else if (error == 0 && !vpl->waitingThreads.empty())
return hleDelayResult(error, "vpl allocated", 50);
}
return error;
}
int sceKernelTryAllocateVpl(SceUID uid, u32 size, u32 addrPtr)
{
u32 error;
__KernelAllocateVpl(uid, size, addrPtr, error, true, __FUNCTION__);
return error;
}
int sceKernelFreeVpl(SceUID uid, u32 addr) {
if (addr && !Memory::IsValidAddress(addr)) {
WARN_LOG(SCEKERNEL, "%08x=sceKernelFreeVpl(%i, %08x): Invalid address", SCE_KERNEL_ERROR_ILLEGAL_ADDR, uid, addr);
return SCE_KERNEL_ERROR_ILLEGAL_ADDR;
}
VERBOSE_LOG(SCEKERNEL, "sceKernelFreeVpl(%i, %08x)", uid, addr);
u32 error;
VPL *vpl = kernelObjects.Get<VPL>(uid, error);
if (vpl) {
bool freed;
// Free using the header for newer vpls (not old savestates.)
if (vpl->header.IsValid()) {
freed = vpl->header->Free(addr);
} else {
freed = vpl->alloc.FreeExact(addr);
}
if (freed) {
__KernelSortVplThreads(vpl);
bool wokeThreads = false;
retry:
for (auto iter = vpl->waitingThreads.begin(), end = vpl->waitingThreads.end(); iter != end; ++iter) {
if (__KernelUnlockVplForThread(vpl, *iter, error, 0, wokeThreads)) {
vpl->waitingThreads.erase(iter);
goto retry;
}
// In FIFO, we stop at the first one that can't wake.
else if ((vpl->nv.attr & PSP_VPL_ATTR_MASK_ORDER) == PSP_VPL_ATTR_FIFO)
break;
}
if (wokeThreads) {
hleReSchedule("vpl freed");
}
return 0;
} else {
WARN_LOG(SCEKERNEL, "%08x=sceKernelFreeVpl(%i, %08x): Unable to free", SCE_KERNEL_ERROR_ILLEGAL_MEMBLOCK, uid, addr);
return SCE_KERNEL_ERROR_ILLEGAL_MEMBLOCK;
}
} else {
return error;
}
}
int sceKernelCancelVpl(SceUID uid, u32 numWaitThreadsPtr)
{
u32 error;
VPL *vpl = kernelObjects.Get<VPL>(uid, error);
if (vpl)
{
DEBUG_LOG(SCEKERNEL, "sceKernelCancelVpl(%i, %08x)", uid, numWaitThreadsPtr);
vpl->nv.numWaitThreads = (int) vpl->waitingThreads.size();
if (Memory::IsValidAddress(numWaitThreadsPtr))
Memory::Write_U32(vpl->nv.numWaitThreads, numWaitThreadsPtr);
bool wokeThreads = __KernelClearVplThreads(vpl, SCE_KERNEL_ERROR_WAIT_CANCEL);
if (wokeThreads)
hleReSchedule("vpl canceled");
return 0;
}
else
{
DEBUG_LOG(SCEKERNEL, "sceKernelCancelVpl(%i, %08x): invalid vpl", uid, numWaitThreadsPtr);
return error;
}
}
int sceKernelReferVplStatus(SceUID uid, u32 infoPtr) {
u32 error;
VPL *vpl = kernelObjects.Get<VPL>(uid, error);
if (vpl) {
DEBUG_LOG(SCEKERNEL, "sceKernelReferVplStatus(%i, %08x)", uid, infoPtr);
__KernelSortVplThreads(vpl);
vpl->nv.numWaitThreads = (int) vpl->waitingThreads.size();
if (vpl->header.IsValid()) {
vpl->nv.freeSize = vpl->header->FreeSize();
} else {
vpl->nv.freeSize = vpl->alloc.GetTotalFreeBytes();
}
if (Memory::IsValidAddress(infoPtr) && Memory::Read_U32(infoPtr) != 0) {
Memory::WriteStruct(infoPtr, &vpl->nv);
}
return 0;
} else {
return error;
}
}
static u32 AllocMemoryBlock(const char *pname, u32 type, u32 size, u32 paramsAddr) {
if (Memory::IsValidAddress(paramsAddr) && Memory::Read_U32(paramsAddr) != 4) {
ERROR_LOG_REPORT(SCEKERNEL, "AllocMemoryBlock(%s): unsupported params size %d", pname, Memory::Read_U32(paramsAddr));
return SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT;
}
if (type != PSP_SMEM_High && type != PSP_SMEM_Low) {
ERROR_LOG_REPORT(SCEKERNEL, "AllocMemoryBlock(%s): unsupported type %d", pname, type);
return SCE_KERNEL_ERROR_ILLEGAL_MEMBLOCKTYPE;
}
if (size == 0) {
WARN_LOG_REPORT(SCEKERNEL, "AllocMemoryBlock(%s): invalid size %x", pname, size);
return SCE_KERNEL_ERROR_MEMBLOCK_ALLOC_FAILED;
}
if (pname == NULL) {
ERROR_LOG_REPORT(SCEKERNEL, "AllocMemoryBlock(): NULL name");
return SCE_KERNEL_ERROR_ERROR;
}
PartitionMemoryBlock *block = new PartitionMemoryBlock(&userMemory, pname, size, (MemblockType)type, 0);
if (!block->IsValid())
{
delete block;
ERROR_LOG(SCEKERNEL, "AllocMemoryBlock(%s, %i, %08x, %08x): allocation failed", pname, type, size, paramsAddr);
return SCE_KERNEL_ERROR_MEMBLOCK_ALLOC_FAILED;
}
SceUID uid = kernelObjects.Create(block);
INFO_LOG(SCEKERNEL,"%08x=AllocMemoryBlock(SysMemUserForUser_FE707FDF)(%s, %i, %08x, %08x)", uid, pname, type, size, paramsAddr);
return uid;
}
static u32 FreeMemoryBlock(u32 uid) {
INFO_LOG(SCEKERNEL, "FreeMemoryBlock(%08x)", uid);
return kernelObjects.Destroy<PartitionMemoryBlock>(uid);
}
static u32 GetMemoryBlockPtr(u32 uid, u32 addr) {
u32 error;
PartitionMemoryBlock *block = kernelObjects.Get<PartitionMemoryBlock>(uid, error);
if (block)
{
INFO_LOG(SCEKERNEL, "GetMemoryBlockPtr(%08x, %08x) = %08x", uid, addr, block->address);
Memory::Write_U32(block->address, addr);
return 0;
}
else
{
ERROR_LOG(SCEKERNEL, "GetMemoryBlockPtr(%08x, %08x) failed", uid, addr);
return 0;
}
}
static u32 SysMemUserForUser_D8DE5C1E() {
// Called by Evangelion Jo and return 0 here to go in-game.
ERROR_LOG(SCEKERNEL,"UNIMPL SysMemUserForUser_D8DE5C1E()");
return 0;
}
static u32 SysMemUserForUser_ACBD88CA() {
ERROR_LOG_REPORT_ONCE(SysMemUserForUser_ACBD88CA, SCEKERNEL, "UNIMPL SysMemUserForUser_ACBD88CA()");
return 0;
}
static u32 SysMemUserForUser_945E45DA() {
// Called by Evangelion Jo and expected return 0 here.
ERROR_LOG_REPORT_ONCE(SysMemUserForUser945E45DA, SCEKERNEL, "UNIMPL SysMemUserForUser_945E45DA()");
return 0;
}
enum
{
PSP_ERROR_UNKNOWN_TLSPL_ID = 0x800201D0,
PSP_ERROR_TOO_MANY_TLSPL = 0x800201D1,
PSP_ERROR_TLSPL_IN_USE = 0x800201D2,
};
enum
{
// TODO: Complete untested guesses.
PSP_TLSPL_ATTR_FIFO = 0,
PSP_TLSPL_ATTR_PRIORITY = 0x100,
PSP_TLSPL_ATTR_HIGHMEM = 0x4000,
PSP_TLSPL_ATTR_KNOWN = PSP_TLSPL_ATTR_HIGHMEM | PSP_TLSPL_ATTR_PRIORITY | PSP_TLSPL_ATTR_FIFO,
};
struct NativeTlspl
{
SceSize_le size;
char name[32];
SceUInt_le attr;
s32_le index;
u32_le blockSize;
u32_le totalBlocks;
u32_le freeBlocks;
u32_le numWaitThreads;
};
struct TLSPL : public KernelObject
{
const char *GetName() override { return ntls.name; }
const char *GetTypeName() override { return "TLS"; }
static u32 GetMissingErrorCode() { return PSP_ERROR_UNKNOWN_TLSPL_ID; }
static int GetStaticIDType() { return SCE_KERNEL_TMID_Tlspl; }
int GetIDType() const override { return SCE_KERNEL_TMID_Tlspl; }
TLSPL() : next(0) {}
void DoState(PointerWrap &p) override
{
auto s = p.Section("TLS", 1, 2);
if (!s)
return;
p.Do(ntls);
p.Do(address);
if (s >= 2)
p.Do(alignment);
else
alignment = 4;
p.Do(waitingThreads);
p.Do(next);
p.Do(usage);
}
NativeTlspl ntls;
u32 address;
u32 alignment;
std::vector<SceUID> waitingThreads;
int next;
std::vector<SceUID> usage;
};
KernelObject *__KernelTlsplObject()
{
return new TLSPL;
}
static void __KernelSortTlsplThreads(TLSPL *tls)
{
// Remove any that are no longer waiting.
SceUID uid = tls->GetUID();
HLEKernel::CleanupWaitingThreads(WAITTYPE_TLSPL, uid, tls->waitingThreads);
if ((tls->ntls.attr & PSP_FPL_ATTR_PRIORITY) != 0)
std::stable_sort(tls->waitingThreads.begin(), tls->waitingThreads.end(), __KernelThreadSortPriority);
}
int __KernelFreeTls(TLSPL *tls, SceUID threadID)
{
// Find the current thread's block.
int freeBlock = -1;
for (size_t i = 0; i < tls->ntls.totalBlocks; ++i)
{
if (tls->usage[i] == threadID)
{
freeBlock = (int) i;
break;
}
}
if (freeBlock != -1)
{
SceUID uid = tls->GetUID();
u32 alignedSize = (tls->ntls.blockSize + tls->alignment - 1) & ~(tls->alignment - 1);
u32 freedAddress = tls->address + freeBlock * alignedSize;
// Whenever freeing a block, clear it (even if it's not going to wake anyone.)
Memory::Memset(freedAddress, 0, tls->ntls.blockSize);
// First, let's remove the end check for the freeing thread.
auto freeingLocked = tlsplThreadEndChecks.equal_range(threadID);
for (TlsplMap::iterator iter = freeingLocked.first; iter != freeingLocked.second; ++iter)
{
if (iter->second == uid)
{
tlsplThreadEndChecks.erase(iter);
break;
}
}
__KernelSortTlsplThreads(tls);
while (!tls->waitingThreads.empty())
{
SceUID waitingThreadID = tls->waitingThreads[0];
tls->waitingThreads.erase(tls->waitingThreads.begin());
// This thread must've been woken up.
if (!HLEKernel::VerifyWait(waitingThreadID, WAITTYPE_TLSPL, uid))
continue;
// Otherwise, if there was a thread waiting, we were full, so this newly freed one is theirs.
tls->usage[freeBlock] = waitingThreadID;
__KernelResumeThreadFromWait(waitingThreadID, freedAddress);
// Gotta watch the thread to quit as well, since they've allocated now.
tlsplThreadEndChecks.insert(std::make_pair(waitingThreadID, uid));
// No need to continue or free it, we're done.
return 0;
}
// No one was waiting, so now we can really free it.
tls->usage[freeBlock] = 0;
++tls->ntls.freeBlocks;
return 0;
}
// We say "okay" even though nothing was freed.
else
return 0;
}
void __KernelTlsplThreadEnd(SceUID threadID)
{
u32 error;
// It wasn't waiting, was it?
SceUID waitingTlsID = __KernelGetWaitID(threadID, WAITTYPE_TLSPL, error);
if (waitingTlsID)
{
TLSPL *tls = kernelObjects.Get<TLSPL>(waitingTlsID, error);
if (tls)
tls->waitingThreads.erase(std::remove(tls->waitingThreads.begin(), tls->waitingThreads.end(), threadID), tls->waitingThreads.end());
}
// Unlock all pools the thread had locked.
auto locked = tlsplThreadEndChecks.equal_range(threadID);
for (TlsplMap::iterator iter = locked.first; iter != locked.second; ++iter)
{
SceUID tlsID = iter->second;
TLSPL *tls = kernelObjects.Get<TLSPL>(tlsID, error);
if (tls)
{
__KernelFreeTls(tls, threadID);
// Restart the loop, freeing mutated it.
locked = tlsplThreadEndChecks.equal_range(threadID);
iter = locked.first;
if (locked.first == locked.second)
break;
}
}
tlsplThreadEndChecks.erase(locked.first, locked.second);
}
SceUID sceKernelCreateTlspl(const char *name, u32 partition, u32 attr, u32 blockSize, u32 count, u32 optionsPtr)
{
if (!name)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateTlspl(): invalid name", SCE_KERNEL_ERROR_NO_MEMORY);
return SCE_KERNEL_ERROR_NO_MEMORY;
}
if ((attr & ~PSP_TLSPL_ATTR_KNOWN) >= 0x100)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateTlspl(): invalid attr parameter: %08x", SCE_KERNEL_ERROR_ILLEGAL_ATTR, attr);
return SCE_KERNEL_ERROR_ILLEGAL_ATTR;
}
if (partition < 1 || partition > 9 || partition == 7)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateTlspl(): invalid partition %d", SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT, partition);
return SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT;
}
// We only support user right now.
if (partition != 2 && partition != 6)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateTlspl(): invalid partition %d", SCE_KERNEL_ERROR_ILLEGAL_PERM, partition);
return SCE_KERNEL_ERROR_ILLEGAL_PERM;
}
// There's probably a simpler way to get this same basic formula...
// This is based on results from a PSP.
bool illegalMemSize = blockSize == 0 || count == 0;
if (!illegalMemSize && (u64) blockSize > ((0x100000000ULL / (u64) count) - 4ULL))
illegalMemSize = true;
if (!illegalMemSize && (u64) count >= 0x100000000ULL / (((u64) blockSize + 3ULL) & ~3ULL))
illegalMemSize = true;
if (illegalMemSize)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateTlspl(): invalid blockSize/count", SCE_KERNEL_ERROR_ILLEGAL_MEMSIZE);
return SCE_KERNEL_ERROR_ILLEGAL_MEMSIZE;
}
int index = -1;
for (int i = 0; i < TLSPL_NUM_INDEXES; ++i)
if (tlsplUsedIndexes[i] == false)
{
index = i;
break;
}
if (index == -1)
{
WARN_LOG_REPORT(SCEKERNEL, "%08x=sceKernelCreateTlspl(): ran out of indexes for TLS pools", PSP_ERROR_TOO_MANY_TLSPL);
return PSP_ERROR_TOO_MANY_TLSPL;
}
// Unless otherwise specified, we align to 4 bytes (a mips word.)
u32 alignment = 4;
if (optionsPtr != 0)
{
u32 size = Memory::Read_U32(optionsPtr);
if (size > 8)
WARN_LOG_REPORT(SCEKERNEL, "sceKernelCreateTlspl(%s) unsupported options parameter, size = %d", name, size);
if (size >= 8)
alignment = Memory::Read_U32(optionsPtr + 4);
// Note that 0 intentionally is allowed.
if ((alignment & (alignment - 1)) != 0)
{
ERROR_LOG_REPORT(SCEKERNEL, "sceKernelCreateTlspl(%s): alignment is not a power of 2: %d", name, alignment);
return SCE_KERNEL_ERROR_ILLEGAL_ARGUMENT;
}
// This goes for 0, 1, and 2. Can't have less than 4 byte alignment.
if (alignment < 4)
alignment = 4;
}
// Upalign. Strangely, the sceKernelReferTlsplStatus value is the original.
u32 alignedSize = (blockSize + alignment - 1) & ~(alignment - 1);
u32 totalSize = alignedSize * count;
u32 blockPtr = userMemory.Alloc(totalSize, (attr & PSP_TLSPL_ATTR_HIGHMEM) != 0, name);
#ifdef _DEBUG
userMemory.ListBlocks();
#endif
if (blockPtr == (u32) -1)
{
ERROR_LOG(SCEKERNEL, "%08x=sceKernelCreateTlspl(%s, %d, %08x, %d, %d, %08x): failed to allocate memory", SCE_KERNEL_ERROR_NO_MEMORY, name, partition, attr, blockSize, count, optionsPtr);
return SCE_KERNEL_ERROR_NO_MEMORY;
}
TLSPL *tls = new TLSPL();
SceUID id = kernelObjects.Create(tls);
tls->ntls.size = sizeof(tls->ntls);
strncpy(tls->ntls.name, name, KERNELOBJECT_MAX_NAME_LENGTH);
tls->ntls.name[KERNELOBJECT_MAX_NAME_LENGTH] = 0;
tls->ntls.attr = attr;
tls->ntls.index = index;
tlsplUsedIndexes[index] = true;
tls->ntls.blockSize = blockSize;
tls->ntls.totalBlocks = count;
tls->ntls.freeBlocks = count;
tls->ntls.numWaitThreads = 0;
tls->address = blockPtr;
tls->alignment = alignment;
tls->usage.resize(count, 0);
WARN_LOG(SCEKERNEL, "%08x=sceKernelCreateTlspl(%s, %d, %08x, %d, %d, %08x)", id, name, partition, attr, blockSize, count, optionsPtr);
return id;
}
int sceKernelDeleteTlspl(SceUID uid)
{
u32 error;
TLSPL *tls = kernelObjects.Get<TLSPL>(uid, error);
if (tls)
{
bool inUse = false;
for (SceUID threadID : tls->usage)
{
if (threadID != 0 && threadID != __KernelGetCurThread())
inUse = true;
}
if (inUse)
{
error = PSP_ERROR_TLSPL_IN_USE;
WARN_LOG(SCEKERNEL, "%08x=sceKernelDeleteTlspl(%08x): in use", error, uid);
return error;
}
WARN_LOG(SCEKERNEL, "sceKernelDeleteTlspl(%08x)", uid);
for (SceUID threadID : tls->waitingThreads)
HLEKernel::ResumeFromWait(threadID, WAITTYPE_TLSPL, uid, 0);
hleReSchedule("deleted tlspl");
userMemory.Free(tls->address);
tlsplUsedIndexes[tls->ntls.index] = false;
kernelObjects.Destroy<TLSPL>(uid);
}
else
ERROR_LOG(SCEKERNEL, "%08x=sceKernelDeleteTlspl(%08x): bad tlspl", error, uid);
return error;
}
int sceKernelGetTlsAddr(SceUID uid)
{
// TODO: Allocate downward if PSP_TLSPL_ATTR_HIGHMEM?
DEBUG_LOG(SCEKERNEL, "sceKernelGetTlsAddr(%08x)", uid);
if (!__KernelIsDispatchEnabled() || __IsInInterrupt())
return 0;
u32 error;
TLSPL *tls = kernelObjects.Get<TLSPL>(uid, error);
if (tls)
{
SceUID threadID = __KernelGetCurThread();
int allocBlock = -1;
bool needsClear = false;
// If the thread already has one, return it.
for (size_t i = 0; i < tls->ntls.totalBlocks && allocBlock == -1; ++i)
{
if (tls->usage[i] == threadID)
allocBlock = (int) i;
}
if (allocBlock == -1)
{
for (size_t i = 0; i < tls->ntls.totalBlocks && allocBlock == -1; ++i)
{
// The PSP doesn't give the same block out twice in a row, even if freed.
if (tls->usage[tls->next] == 0)
allocBlock = tls->next;
tls->next = (tls->next + 1) % tls->ntls.totalBlocks;
}
if (allocBlock != -1)
{
tls->usage[allocBlock] = threadID;
tlsplThreadEndChecks.insert(std::make_pair(threadID, uid));
--tls->ntls.freeBlocks;
needsClear = true;
}
}
if (allocBlock == -1)
{
tls->waitingThreads.push_back(threadID);
__KernelWaitCurThread(WAITTYPE_TLSPL, uid, 1, 0, false, "allocate tls");
return 0;
}
u32 alignedSize = (tls->ntls.blockSize + tls->alignment - 1) & ~(tls->alignment - 1);
u32 allocAddress = tls->address + allocBlock * alignedSize;
// We clear the blocks upon first allocation (and also when they are freed, both are necessary.)
if (needsClear)
Memory::Memset(allocAddress, 0, tls->ntls.blockSize);
return allocAddress;
}
else
return 0;
}
// Parameters are an educated guess.
int sceKernelFreeTlspl(SceUID uid)
{
WARN_LOG(SCEKERNEL, "UNIMPL sceKernelFreeTlspl(%08x)", uid);
u32 error;
TLSPL *tls = kernelObjects.Get<TLSPL>(uid, error);
if (tls)
{
SceUID threadID = __KernelGetCurThread();
return __KernelFreeTls(tls, threadID);
}
else
return error;
}
int sceKernelReferTlsplStatus(SceUID uid, u32 infoPtr)
{
DEBUG_LOG(SCEKERNEL, "sceKernelReferTlsplStatus(%08x, %08x)", uid, infoPtr);
u32 error;
TLSPL *tls = kernelObjects.Get<TLSPL>(uid, error);
if (tls)
{
// Update the waiting threads in case of deletions, etc.
__KernelSortTlsplThreads(tls);
tls->ntls.numWaitThreads = (int) tls->waitingThreads.size();
if (Memory::Read_U32(infoPtr) != 0)
Memory::WriteStruct(infoPtr, &tls->ntls);
return 0;
}
else
return error;
}
const HLEFunction SysMemUserForUser[] = {
{0xA291F107,WrapU_V<sceKernelMaxFreeMemSize>,"sceKernelMaxFreeMemSize"},
{0xF919F628,WrapU_V<sceKernelTotalFreeMemSize>,"sceKernelTotalFreeMemSize"},
{0x3FC9AE6A,WrapU_V<sceKernelDevkitVersion>,"sceKernelDevkitVersion"},
{0x237DBD4F,WrapI_ICIUU<sceKernelAllocPartitionMemory>,"sceKernelAllocPartitionMemory"}, //(int size) ?
{0xB6D61D02,WrapI_I<sceKernelFreePartitionMemory>,"sceKernelFreePartitionMemory"}, //(void *ptr) ?
{0x9D9A5BA1,WrapU_I<sceKernelGetBlockHeadAddr>,"sceKernelGetBlockHeadAddr"}, //(void *ptr) ?
{0x13a5abef,WrapI_C<sceKernelPrintf>,"sceKernelPrintf"},
{0x7591c7db,&WrapI_I<sceKernelSetCompiledSdkVersion>,"sceKernelSetCompiledSdkVersion"},
{0x342061E5,&WrapI_I<sceKernelSetCompiledSdkVersion370>,"sceKernelSetCompiledSdkVersion370"},
{0x315AD3A0,&WrapI_I<sceKernelSetCompiledSdkVersion380_390>,"sceKernelSetCompiledSdkVersion380_390"},
{0xEBD5C3E6,&WrapI_I<sceKernelSetCompiledSdkVersion395>,"sceKernelSetCompiledSdkVersion395"},
{0x057E7380,&WrapI_I<sceKernelSetCompiledSdkVersion401_402>,"sceKernelSetCompiledSdkVersion401_402"},
{0xf77d77cb,&WrapI_I<sceKernelSetCompilerVersion>,"sceKernelSetCompilerVersion"},
{0x91de343c,&WrapI_I<sceKernelSetCompiledSdkVersion500_505>,"sceKernelSetCompiledSdkVersion500_505"},
{0x7893f79a,&WrapI_I<sceKernelSetCompiledSdkVersion507>,"sceKernelSetCompiledSdkVersion507"},
{0x35669d4c,&WrapI_I<sceKernelSetCompiledSdkVersion600_602>,"sceKernelSetCompiledSdkVersion600_602"}, //??
{0x1b4217bc,&WrapI_I<sceKernelSetCompiledSdkVersion603_605>,"sceKernelSetCompiledSdkVersion603_605"},
{0x358ca1bb,&WrapI_I<sceKernelSetCompiledSdkVersion606>,"sceKernelSetCompiledSdkVersion606"},
{0xfc114573,&WrapI_V<sceKernelGetCompiledSdkVersion>,"sceKernelGetCompiledSdkVersion"},
{0x2a3e5280,0,"sceKernelQueryMemoryInfo"},
{0xacbd88ca,WrapU_V<SysMemUserForUser_ACBD88CA>,"SysMemUserForUser_ACBD88CA"},
{0x945e45da,WrapU_V<SysMemUserForUser_945E45DA>,"SysMemUserForUser_945E45DA"},
{0xa6848df8,0,"sceKernelSetUsersystemLibWork"},
{0x6231a71d,0,"sceKernelSetPTRIG"},
{0x39f49610,0,"sceKernelGetPTRIG"},
// Obscure raw block API
{0xDB83A952,WrapU_UU<GetMemoryBlockPtr>,"SysMemUserForUser_DB83A952"}, // GetMemoryBlockAddr
{0x50F61D8A,WrapU_U<FreeMemoryBlock>,"SysMemUserForUser_50F61D8A"}, // FreeMemoryBlock
{0xFE707FDF,WrapU_CUUU<AllocMemoryBlock>,"SysMemUserForUser_FE707FDF"}, // AllocMemoryBlock
{0xD8DE5C1E,WrapU_V<SysMemUserForUser_D8DE5C1E>,"SysMemUserForUser_D8DE5C1E"},
};
void Register_SysMemUserForUser()
{
RegisterModule("SysMemUserForUser", ARRAY_SIZE(SysMemUserForUser), SysMemUserForUser);
}