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Try to Implement SysMemForKernel

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sum2012 2015-09-17 06:35:52 +08:00 • committed by Henrik Rydgård
parent a8c2c02b82
commit fed2b42c5f
1 changed files with 66 additions and 2 deletions
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68
Core/HLE/sceKernelMemory.cpp
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@ -2302,19 +2302,83 @@ void Register_SysMemUserForUser() {
}
struct HeapInformation : public KernelObject {
//HeapInformation() :alloc(0) {}
HeapInformation() {}
int uid;
int partitionId;
u32 size;
int flags;
u32 address;
std::string name;
BlockAllocator alloc;
static int GetStaticIDType() { return SCE_KERNEL_TMID_Fpl; }// wrong
int GetIDType() const override { return SCE_KERNEL_TMID_Fpl; }// wrong
};
std::map<u32, HeapInformation *> heapList;
static HeapInformation *getHeap(u32 heapId) {
auto found = heapList.find(heapId);
if (found == heapList.end()) {
return NULL;
}
return found->second;
}
const u32 HEAP_BLOCK_HEADER_SIZE = 8;
const bool frombottom = false;
static int sceKernelCreateHeap(int partitionId, int size, int flags, const char *Name)
{
return hleLogError(SCEKERNEL, 0, "");
HeapInformation *heap = new HeapInformation;
heap->partitionId = partitionId;
heap->flags = flags;
heap->name = *Name;
int allocSize = (size + 3) & ~3;
heap->size = allocSize;
u32 addr = userMemory.Alloc(heap->size, frombottom, "SysMemForKernel-Heap");
if (addr == (u32)-1) {
ERROR_LOG(HLE, "sceKernelCreateHeap(): Failed to allocate %i bytes memory", size);
heap->uid = -1;
delete heap;
}
heap->address = addr;
heap->alloc.Init(heap->address + 128, heap->size - 128);
SceUID uid = kernelObjects.Create(heap);
heap->uid = uid;
heapList[uid] = heap;
return hleLogError(SCEKERNEL, uid, "");
}
static int sceKernelAllocHeapMemory(int heapId, int size)
{
return hleLogError(SCEKERNEL, 0, "");
HeapInformation *heap = getHeap(heapId);
if (!heap) {
ERROR_LOG(HLE, "sceKernelAllocHeapMemory cannot find heapId", heapId);
return 0;
}
// There's 8 bytes at the end of every block, reserved.
u32 memSize = HEAP_BLOCK_HEADER_SIZE + size;
u32 addr = heap->alloc.Alloc(memSize, true);
return hleLogError(SCEKERNEL, addr, "");
}
static int sceKernelDeleteHeap(int heapId)
{
HeapInformation *heap = getHeap(heapId);
if (!heap) {
ERROR_LOG(HLE, "sceKernelDeleteHeap(%i): invalid heapId", heapId);
return -1;
}
userMemory.Free(heap->address);
kernelObjects.Destroy<FPL>(heap->uid);
heapList.erase(heapId);
delete heap;
return hleLogError(SCEKERNEL, 0, "");
}