mirror of
https://github.com/wiiu-env/MemoryMappingModule.git
synced 2024-11-22 01:39:20 +01:00
211 lines
8.8 KiB
C
211 lines
8.8 KiB
C
#pragma once
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#include <cstddef>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <kernel/kernel.h>
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#include <kernel/kernel_defs.h>
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typedef struct pageInformation_ {
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uint32_t addr;
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uint32_t size;
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uint32_t ks;
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uint32_t kp;
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uint32_t nx;
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uint32_t pp;
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uint32_t phys;
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} pageInformation;
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typedef struct _memory_values_t {
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uint32_t start_address;
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uint32_t end_address;
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} memory_values_t;
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typedef struct _memory_mapping_t {
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uint32_t effective_start_address;
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uint32_t effective_end_address;
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const memory_values_t *physical_addresses;
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} memory_mapping_t;
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#define SEGMENT_UNIQUE_ID 0x00AABBCC // Unique ID. Chosen arbitrary.
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#define PAGE_INDEX_SHIFT (32-15)
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#define PAGE_INDEX_MASK ((1 << (28 - PAGE_INDEX_SHIFT)) - 1)
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#define MEMORY_START_BASE 0x80000000
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#define MEMORY_START_VIDEO_BASE (MEMORY_START_BASE + 0x08000000)
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const memory_values_t mem_vals_heap_1[] = {
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{0x28000000 + 0x06620000, 0x28000000 + 0x07F80000}, // size: 25984 kB
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{0, 0}
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};
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#define MEMORY_HEAP0_SIZE 0x1960000
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#define MEMORY_HEAP0 MEMORY_START_BASE
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const memory_values_t mem_vals_heap_2[] = {
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{0x28000000 + 0x09000000, 0x28000000 + 0x09E20000}, // size: 14464 kB
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{0, 0}
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};
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#define MEMORY_HEAP1_SIZE 0xE20000
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#define MEMORY_HEAP1 (MEMORY_HEAP0 + MEMORY_HEAP0_SIZE)
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const memory_values_t mem_vals_heap_3[] = {
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{0x28000000 + 0x058E0000, 0x28000000 + 0x06000000}, // size: 7296 kB
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{0, 0}
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};
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#define MEMORY_HEAP2_SIZE 0x720000
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#define MEMORY_HEAP2 (MEMORY_HEAP1 + MEMORY_HEAP1_SIZE)
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const memory_values_t mem_vals_heap_4[] = {
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{0x28000000 + 0x053C0000, 0x28000000 + 0x05880000}, // size: 4864 kB
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{0, 0}
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};
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#define MEMORY_HEAP3_SIZE 0x4C0000
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#define MEMORY_HEAP3 (MEMORY_HEAP2 + MEMORY_HEAP2_SIZE)
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#define MEMORY_HEAP4 (MEMORY_HEAP3 + MEMORY_HEAP3_SIZE)
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const memory_values_t mem_vals_video[] = {
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// The GPU doesn't have access to the 0x28000000 - 0x32000000 area, so we need memory from somewhere else.
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// From the SharedReadHeap of the loader.
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//
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// #define TinyHeap_Alloc ((int32_t (*)(void* heap, int32_t size, int32_t align,void ** outPtr))0x0101235C)
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// #define TinyHeap_Free ((void (*)(void* heap, void * ptr))0x01012814)
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// uint32_t SharedReadHeapTrackingAddr = 0xFA000000 + 0x18 + 0x830 // see https://github.com/decaf-emu/decaf-emu/blob/master/src/libdecaf/src/cafe/loader/cafe_loader_shared.cpp#L490
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//
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// Map the area of the heap to somewhere in the user space and test allocation with
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// void * heap = (void*) SharedReadHeapTrackingAddr - [delta due mapping e.g (0xF8000000 + 0x80000000)];
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// int size = 0x20000; // value have to be a multiple of 0x20000;
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// while(true){
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// void * outPtr = nullptr;
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// if(TinyHeap_Alloc(heap,size, 0x20000,&outPtr) == 0){ // value have to be a multiple of 0x20000;
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// DEBUG_FUNCTION_LINE("Allocated %d kb on heap %08X (PA %08X)\n",size/1024,(uint32_t)outPtr, OSEffectiveToPhysical(outPtr));
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// TinyHeap_Free(heap, outPtr);
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// }else{
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// DEBUG_FUNCTION_LINE("Failed %08X\n",(uint32_t)outPtr);
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// break;
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// }
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// size += 0x20000; // value have to be a multiple of 0x20000;
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// }
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//
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{0x1A020000, 0x1A020000 + 0xE60000}, // size: 14720 kB
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// The following chunk were empty while early tests and are maybe promising. However we can get 15mb from
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// a loader heap. Which should be enough for now.
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//{0x14000000 + 0x02E00000 , 0x14000000 +0x034E0000}, // size: 7040 kB
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//{0x14000000 + 0x02820000 , 0x14000000 +0x02C20000}, // size: 4096 kB
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//{0x14000000 + 0x05AE0000 , 0x14000000 +0x06000000}, // size: 5248 kB
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//{0x14000000 + 0x08040000 , 0x14000000 +0x08400000}, // size: 3840 kB
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//{0x18000000 , 0x18000000 +0x3000000}, // size: 3840 kB
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{0, 0}
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};
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#define MEMORY_START_VIDEO MEMORY_START_VIDEO_BASE
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#define MEMORY_END_VIDEO (MEMORY_START_VIDEO + 0xE60000)
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const memory_mapping_t mem_mapping[] = {
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{MEMORY_HEAP0, MEMORY_HEAP1, mem_vals_heap_1},
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{MEMORY_HEAP1, MEMORY_HEAP2, mem_vals_heap_2},
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{MEMORY_HEAP2, MEMORY_HEAP3, mem_vals_heap_3},
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{MEMORY_HEAP3, MEMORY_HEAP4, mem_vals_heap_4},
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{MEMORY_START_VIDEO, MEMORY_END_VIDEO, mem_vals_video},
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{0, 0, nullptr}
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};
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// Values needs to be aligned to 0x20000 and size needs to be a multiple of 0x20000
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const memory_values_t mem_vals_heap[] = {
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// 5.5.2 EUR
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{0x28000000 + 0x09000000, 0x28000000 + 0x09E20000}, // size: 14464 kB
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{0x28000000 + 0x058E0000, 0x28000000 + 0x06000000}, // size: 7296 kB
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{0x28000000 + 0x053C0000, 0x28000000 + 0x05880000}, // size: 4864 kB
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//{0x28000000 + 0x08C20000, 0x28000000 + 0x08F20000}, // size: 3072 kB is part of BAT mapping.
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{0x28000000 + 0x00900000, 0x28000000 + 0x00B00000}, // size: 2048 kB
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{0x28000000 + 0x02060000, 0x28000000 + 0x021A0000}, // size: 1280 kB
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{0x28000000 + 0x083C0000, 0x28000000 + 0x084C0000}, // size: 1024 kB
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{0x28000000 + 0x003C0000, 0x28000000 + 0x004C0000}, // size: 1024 kB
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{0x28000000 + 0x02BC0000, 0x28000000 + 0x02CA0000}, // size: 896 kB
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{0x28000000 + 0x080E0000, 0x28000000 + 0x08180000}, // size: 640 kB
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{0x28000000 + 0x000E0000, 0x28000000 + 0x00160000}, // size: 512 kB
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{0x28000000 + 0x00E40000, 0x28000000 + 0x00EC0000}, // size: 512 kB
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{0x28000000 + 0x00EE0000, 0x28000000 + 0x00F60000}, // size: 512 kB
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{0x28000000 + 0x00FA0000, 0x28000000 + 0x01020000}, // size: 512 kB
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{0x28000000 + 0x086E0000, 0x28000000 + 0x08760000}, // size: 512 kB
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{0x28000000 + 0x04B60000, 0x28000000 + 0x04B80000}, // size: 128 kB
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// This chunk was reduced several times, it _might_ be dangerous to use, let's put it right to the end.
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{0x28000000 + 0x01040000, 0x28000000 + 0x01340000}, // size: 3072 kB
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// Not usable on 5.5.2
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//
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// Used in notifications {0x28000000 + 0x01720000, 0x28000000 + 0x018A0000}, // size: 1536 kB
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// {0x28000000 + 0x03820000, 0x28000000 + 0x038C0000}, // size: 640 kB
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// {0x28000000 + 0x03920000, 0x28000000 + 0x039A0000}, // size: 512 kB
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// Used in notifications {0x28000000 + 0x04B80000, 0x28000000 + 0x051E0000}, // size: 6528 kB
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// {0x28000000 + 0x08F20000, 0x28000000 + 0x09000000}, // size: 896 kB
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// {0x28000000 + 0x013A0000, 0x28000000 + 0x013C0000}, // size: 128 kB
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// Porting to other/newer firmware:
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// Map this to check for free regions.
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// Use MemoryMapper::testFreeMemory() to see regions with are 0x00000000;
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// Then map the promising regions, and do the write/read check.
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// Writing numbers into the area, open the home menu and all background apps an check if anything was
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// overridden.
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// {0x28000000 + 0x00000000, 0x28000000 + 0x0A000000}, //
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{0, 0}
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};
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uint32_t MemoryMapping_MEMGetAllocatableSize();
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uint32_t MemoryMapping_MEMGetAllocatableSizeEx(uint32_t align);
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bool MemoryMapping_isMemoryMapped();
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void MemoryMapping_setupMemoryMapping();
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uint32_t MemoryMapping_GetFreeSpace();
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void MemoryMapping_CreateHeaps();
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void MemoryMapping_DestroyHeaps();
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void MemoryMapping_printPageTableTranslation(sr_table_t srTable, uint32_t *translation_table);
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void MemoryMapping_writeTestValuesToMemory();
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void MemoryMapping_readTestValuesFromMemory();
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void MemoryMapping_searchEmptyMemoryRegions();
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void *MemoryMapping_alloc(uint32_t size, int32_t align);
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void *MemoryMapping_allocVideoMemory(uint32_t size, int32_t align);
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void MemoryMapping_free(void *ptr);
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uint32_t MemoryMapping_getAreaSizeFromPageTable(uint32_t start, uint32_t maxSize);
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uint32_t MemoryMapping_PhysicalToEffective(uint32_t phyiscalAddress);
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uint32_t MemoryMapping_EffectiveToPhysical(uint32_t effectiveAddress);
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void MemoryMapping_memoryMappingForRegions(const memory_mapping_t *memory_mapping, sr_table_t SRTable, uint32_t *translation_table);
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bool MemoryMapping_mapMemory(uint32_t pa_start_address, uint32_t pa_end_address, uint32_t ea_start_address, sr_table_t SRTable, uint32_t *translation_table);
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bool MemoryMapping_getPageEntryForAddress(uint32_t SDR1, uint32_t addr, uint32_t vsid, uint32_t *translation_table, uint32_t *oPTEH, uint32_t *oPTEL, bool checkSecondHash);
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bool MemoryMapping_getPageEntryForAddressEx(uint32_t pageMask, uint32_t addr, uint32_t vsid, uint32_t primaryHash, uint32_t *translation_table, uint32_t *oPTEH, uint32_t *oPTEL, uint32_t H);
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#ifdef __cplusplus
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}
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#endif |