mirror of
https://github.com/hrydgard/ppsspp.git
synced 2024-12-13 16:45:46 +00:00
246 lines
7.9 KiB
C++
246 lines
7.9 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 <map>
|
|
#include "Common/Serialize/Serializer.h"
|
|
#include "Common/Serialize/SerializeFuncs.h"
|
|
#include "Common/Serialize/SerializeMap.h"
|
|
#include "Core/MemMap.h"
|
|
#include "Core/Reporting.h"
|
|
#include "Core/HLE/HLE.h"
|
|
#include "Core/HLE/FunctionWrappers.h"
|
|
#include "Core/HLE/sceKernelMemory.h"
|
|
#include "Core/HLE/sceHeap.h"
|
|
#include "Core/Util/BlockAllocator.h"
|
|
|
|
struct Heap {
|
|
Heap() : alloc(4) {}
|
|
|
|
u32 size;
|
|
u32 address;
|
|
bool fromtop;
|
|
BlockAllocator alloc;
|
|
|
|
void DoState (PointerWrap &p) {
|
|
Do(p, size);
|
|
Do(p, address);
|
|
Do(p, fromtop);
|
|
Do(p, alloc);
|
|
}
|
|
};
|
|
|
|
static std::map<u32, Heap *> heapList;
|
|
|
|
static Heap *getHeap(u32 addr) {
|
|
auto found = heapList.find(addr);
|
|
if (found == heapList.end()) {
|
|
return NULL;
|
|
}
|
|
return found->second;
|
|
}
|
|
|
|
void __HeapDoState(PointerWrap &p) {
|
|
auto s = p.Section("sceHeap", 1, 2);
|
|
if (!s)
|
|
return;
|
|
|
|
if (s >= 2) {
|
|
Do(p, heapList);
|
|
}
|
|
}
|
|
|
|
enum SceHeapAttr {
|
|
PSP_HEAP_ATTR_HIGHMEM = 0x4000,
|
|
PSP_HEAP_ATTR_EXT = 0x8000,
|
|
};
|
|
|
|
void __HeapInit() {
|
|
heapList.clear();
|
|
}
|
|
|
|
static int sceHeapReallocHeapMemory(u32 heapAddr, u32 memPtr, int memSize) {
|
|
ERROR_LOG_REPORT(HLE,"UNIMPL sceHeapReallocHeapMemory(%08x, %08x, %08x)", heapAddr, memPtr, memSize);
|
|
return 0;
|
|
}
|
|
|
|
static int sceHeapReallocHeapMemoryWithOption(u32 heapPtr, u32 memPtr, int memSize, u32 paramsPtr) {
|
|
ERROR_LOG_REPORT(HLE,"UNIMPL sceHeapReallocHeapMemoryWithOption(%08x, %08x, %08x, %08x)", heapPtr, memPtr, memSize, paramsPtr);
|
|
return 0;
|
|
}
|
|
|
|
static int sceHeapFreeHeapMemory(u32 heapAddr, u32 memAddr) {
|
|
Heap *heap = getHeap(heapAddr);
|
|
if (!heap) {
|
|
ERROR_LOG(HLE, "sceHeapFreeHeapMemory(%08x, %08x): invalid heap", heapAddr, memAddr);
|
|
return SCE_KERNEL_ERROR_INVALID_ID;
|
|
}
|
|
|
|
DEBUG_LOG(HLE, "sceHeapFreeHeapMemory(%08x, %08x)", heapAddr, memAddr);
|
|
// An invalid address will crash the PSP, but 0 is always returns success.
|
|
if (memAddr == 0) {
|
|
return 0;
|
|
}
|
|
|
|
if (!heap->alloc.FreeExact(memAddr)) {
|
|
return SCE_KERNEL_ERROR_INVALID_POINTER;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int sceHeapGetMallinfo(u32 heapAddr, u32 infoPtr) {
|
|
ERROR_LOG_REPORT(HLE,"UNIMPL sceHeapGetMallinfo(%08x, %08x)", heapAddr, infoPtr);
|
|
return 0;
|
|
}
|
|
|
|
static u32 sceHeapAllocHeapMemoryWithOption(u32 heapAddr, u32 memSize, u32 paramsPtr) {
|
|
Heap *heap = getHeap(heapAddr);
|
|
u32 grain = 4;
|
|
if (!heap) {
|
|
ERROR_LOG(HLE, "sceHeapAllocHeapMemoryWithOption(%08x, %08x, %08x): invalid heap", heapAddr, memSize, paramsPtr);
|
|
return 0;
|
|
}
|
|
|
|
// 0 is ignored.
|
|
if (paramsPtr != 0) {
|
|
u32 size = Memory::Read_U32(paramsPtr);
|
|
if (size < 8) {
|
|
ERROR_LOG(HLE, "sceHeapAllocHeapMemoryWithOption(%08x, %08x, %08x): invalid param size", heapAddr, memSize, paramsPtr);
|
|
return 0;
|
|
}
|
|
if (size > 8) {
|
|
WARN_LOG_REPORT(HLE, "sceHeapAllocHeapMemoryWithOption(): unexpected param size %d", size);
|
|
}
|
|
grain = Memory::Read_U32(paramsPtr + 4);
|
|
}
|
|
|
|
DEBUG_LOG(HLE,"sceHeapAllocHeapMemoryWithOption(%08x, %08x, %08x)", heapAddr, memSize, paramsPtr);
|
|
// There's 8 bytes at the end of every block, reserved.
|
|
memSize += 8;
|
|
u32 addr = heap->alloc.AllocAligned(memSize, grain, grain, true);
|
|
return addr;
|
|
}
|
|
|
|
static int sceHeapGetTotalFreeSize(u32 heapAddr) {
|
|
Heap *heap = getHeap(heapAddr);
|
|
if (!heap) {
|
|
ERROR_LOG(HLE, "sceHeapGetTotalFreeSize(%08x): invalid heap", heapAddr);
|
|
return SCE_KERNEL_ERROR_INVALID_ID;
|
|
}
|
|
|
|
DEBUG_LOG(HLE, "sceHeapGetTotalFreeSize(%08x)", heapAddr);
|
|
u32 free = heap->alloc.GetTotalFreeBytes();
|
|
if (free >= 8) {
|
|
// Every allocation requires an extra 8 bytes.
|
|
free -= 8;
|
|
}
|
|
return free;
|
|
}
|
|
|
|
static int sceHeapIsAllocatedHeapMemory(u32 heapPtr, u32 memPtr) {
|
|
if (!Memory::IsValidAddress(memPtr)) {
|
|
ERROR_LOG(HLE, "sceHeapIsAllocatedHeapMemory(%08x, %08x): invalid address", heapPtr, memPtr);
|
|
return SCE_KERNEL_ERROR_INVALID_POINTER;
|
|
}
|
|
|
|
DEBUG_LOG(HLE, "sceHeapIsAllocatedHeapMemory(%08x, %08x)", heapPtr, memPtr);
|
|
Heap *heap = getHeap(heapPtr);
|
|
// An invalid heap is fine, it's not a member of this heap one way or another.
|
|
// Only an exact address matches. Off by one crashes, and off by 4 says no.
|
|
if (heap && heap->alloc.GetBlockStartFromAddress(memPtr) == memPtr) {
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int sceHeapDeleteHeap(u32 heapAddr) {
|
|
Heap *heap = getHeap(heapAddr);
|
|
if (!heap) {
|
|
ERROR_LOG(HLE, "sceHeapDeleteHeap(%08x): invalid heap", heapAddr);
|
|
return SCE_KERNEL_ERROR_INVALID_ID;
|
|
}
|
|
|
|
DEBUG_LOG(HLE, "sceHeapDeleteHeap(%08x)", heapAddr);
|
|
heapList.erase(heapAddr);
|
|
delete heap;
|
|
return 0;
|
|
}
|
|
|
|
static int sceHeapCreateHeap(const char* name, u32 heapSize, int attr, u32 paramsPtr) {
|
|
if (paramsPtr != 0) {
|
|
u32 size = Memory::Read_U32(paramsPtr);
|
|
WARN_LOG_REPORT(HLE, "sceHeapCreateHeap(): unsupported options parameter, size = %d", size);
|
|
}
|
|
if (name == NULL) {
|
|
WARN_LOG_REPORT(HLE, "sceHeapCreateHeap(): name is NULL");
|
|
return 0;
|
|
}
|
|
int allocSize = (heapSize + 3) & ~3;
|
|
|
|
Heap *heap = new Heap;
|
|
heap->size = allocSize;
|
|
heap->fromtop = (attr & PSP_HEAP_ATTR_HIGHMEM) != 0;
|
|
u32 addr = userMemory.Alloc(heap->size, heap->fromtop, "Heap");
|
|
if (addr == (u32)-1) {
|
|
ERROR_LOG(HLE, "sceHeapCreateHeap(): Failed to allocate %i bytes memory", allocSize);
|
|
delete heap;
|
|
return 0;
|
|
}
|
|
heap->address = addr;
|
|
|
|
// Some of the heap is reserved by the implementation (the first 128 bytes, and 8 after each block.)
|
|
heap->alloc.Init(heap->address + 128, heap->size - 128, true);
|
|
heapList[heap->address] = heap;
|
|
DEBUG_LOG(HLE, "%08x=sceHeapCreateHeap(%s, %08x, %08x, %08x)", heap->address, name, heapSize, attr, paramsPtr);
|
|
return heap->address;
|
|
}
|
|
|
|
static u32 sceHeapAllocHeapMemory(u32 heapAddr, u32 memSize) {
|
|
Heap *heap = getHeap(heapAddr);
|
|
if (!heap) {
|
|
ERROR_LOG(HLE, "sceHeapAllocHeapMemory(%08x, %08x): invalid heap", heapAddr, memSize);
|
|
// Yes, not 0 (returns a pointer), but an error code. Strange.
|
|
return SCE_KERNEL_ERROR_INVALID_ID;
|
|
}
|
|
|
|
DEBUG_LOG(HLE, "sceHeapAllocHeapMemory(%08x, %08x)", heapAddr, memSize);
|
|
// There's 8 bytes at the end of every block, reserved.
|
|
memSize += 8;
|
|
// Always goes down, regardless of whether the heap is high or low.
|
|
u32 addr = heap->alloc.Alloc(memSize, true);
|
|
return addr;
|
|
}
|
|
|
|
|
|
static const HLEFunction sceHeap[] =
|
|
{
|
|
{0X0E875980, &WrapI_UUI<sceHeapReallocHeapMemory>, "sceHeapReallocHeapMemory", 'i', "xxi" },
|
|
{0X1C84B58D, &WrapI_UUIU<sceHeapReallocHeapMemoryWithOption>, "sceHeapReallocHeapMemoryWithOption", 'i', "xxix"},
|
|
{0X2ABADC63, &WrapI_UU<sceHeapFreeHeapMemory>, "sceHeapFreeHeapMemory", 'i', "xx" },
|
|
{0X2A0C2009, &WrapI_UU<sceHeapGetMallinfo>, "sceHeapGetMallinfo", 'i', "xx" },
|
|
{0X2B7299D8, &WrapU_UUU<sceHeapAllocHeapMemoryWithOption>, "sceHeapAllocHeapMemoryWithOption", 'x', "xxx" },
|
|
{0X4929B40D, &WrapI_U<sceHeapGetTotalFreeSize>, "sceHeapGetTotalFreeSize", 'i', "x" },
|
|
{0X7012BBDD, &WrapI_UU<sceHeapIsAllocatedHeapMemory>, "sceHeapIsAllocatedHeapMemory", 'i', "xx" },
|
|
{0X70210B73, &WrapI_U<sceHeapDeleteHeap>, "sceHeapDeleteHeap", 'i', "x" },
|
|
{0X7DE281C2, &WrapI_CUIU<sceHeapCreateHeap>, "sceHeapCreateHeap", 'i', "sxix"},
|
|
{0XA8E102A0, &WrapU_UU<sceHeapAllocHeapMemory>, "sceHeapAllocHeapMemory", 'x', "xx" },
|
|
};
|
|
|
|
void Register_sceHeap()
|
|
{
|
|
RegisterModule("sceHeap", ARRAY_SIZE(sceHeap), sceHeap);
|
|
}
|