mirror of
https://github.com/HarbourMasters/Shipwright.git
synced 2024-12-15 04:32:19 -05:00
39cc86c260
subrepo: subdir: "soh" merged: "ba904bbd0" upstream: origin: "https://github.com/HarbourMasters/soh.git" branch: "master" commit: "ba904bbd0" git-subrepo: version: "0.4.1" origin: "???" commit: "???"
98 lines
3.2 KiB
C
98 lines
3.2 KiB
C
#include "ultra64.h"
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#include "global.h"
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#include <stdio.h>
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#include <assert.h>
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#if 0
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typedef struct {
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/* 0x00 */ OSPiHandle piHandle;
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/* 0x74 */ OSIoMesg ioMesg;
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/* 0x8C */ OSMesgQueue mesgQ;
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} SsSramContext; // size = 0xA4
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SsSramContext sSsSramContext = { 0 };
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void SsSram_Init(uintptr_t addr, u8 handleType, u8 handleDomain, u8 handleLatency, u8 handlePageSize, u8 handleRelDuration,
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u8 handlePulse, u32 handleSpeed) {
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u32 prevInt;
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OSPiHandle* handle = &sSsSramContext.piHandle;
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if ((uintptr_t)OS_PHYSICAL_TO_K1(addr) != (*handle).baseAddress) {
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sSsSramContext.piHandle.type = handleType;
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(*handle).baseAddress = OS_PHYSICAL_TO_K1(addr);
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sSsSramContext.piHandle.latency = handleLatency;
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sSsSramContext.piHandle.pulse = handlePulse;
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sSsSramContext.piHandle.pageSize = handlePageSize;
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sSsSramContext.piHandle.relDuration = handleRelDuration;
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sSsSramContext.piHandle.domain = handleDomain;
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sSsSramContext.piHandle.speed = handleSpeed;
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bzero(&sSsSramContext.piHandle.transferInfo, sizeof(__OSTranxInfo));
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prevInt = __osDisableInt();
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//sSsSramContext.piHandle.next = __osPiTable;
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//__osPiTable = &sSsSramContext.piHandle;
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__osRestoreInt(prevInt);
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sSsSramContext.ioMesg.hdr.pri = OS_MESG_PRI_NORMAL;
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sSsSramContext.ioMesg.hdr.retQueue = &sSsSramContext.mesgQ;
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sSsSramContext.ioMesg.devAddr = addr;
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}
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}
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void SsSram_Dma(void* dramAddr, size_t size, s32 direction) {
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OSMesg mesg;
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osCreateMesgQueue(&sSsSramContext.mesgQ, &mesg, 1);
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sSsSramContext.ioMesg.dramAddr = dramAddr;
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sSsSramContext.ioMesg.size = size;
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osWritebackDCache(dramAddr, size);
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osEPiStartDma(&sSsSramContext.piHandle, &sSsSramContext.ioMesg, direction);
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osRecvMesg(&sSsSramContext.mesgQ, &mesg, OS_MESG_BLOCK);
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osInvalDCache(dramAddr, size);
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}
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#endif
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void SsSram_ReadWrite(uintptr_t addr, void* dramAddr, size_t size, s32 direction) {
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osSyncPrintf("ssSRAMReadWrite:%08x %08x %08x %d\n", addr, (uintptr_t)dramAddr, size, direction);
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//Check to see if the file exists
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FILE* saveFile;
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saveFile = fopen("oot_save.sav", "rb");
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if (saveFile == NULL) {
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saveFile = fopen("oot_save.sav", "wb");
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fseek(saveFile, 0, SEEK_SET);
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assert(saveFile != NULL); // OTRTODO LOG
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uint8_t zero = 0;
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for (uint32_t i = 0; i < SRAM_SIZE; i++) {
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fwrite(&zero, 1, 1, saveFile);
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}
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fclose(saveFile);
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} else {
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fclose(saveFile);
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}
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switch (direction) {
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case OS_WRITE: {
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saveFile = fopen("oot_save.sav", "r+b");
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rewind(saveFile);
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fseek(saveFile, addr, SEEK_SET);
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fwrite(dramAddr, size, 1, saveFile);
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fclose(saveFile);
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} break;
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case OS_READ: {
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saveFile = fopen("oot_save.sav", "rb+");
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rewind(saveFile);
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fseek(saveFile, addr, SEEK_SET);
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fread(dramAddr, size, 1, saveFile);
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fclose(saveFile);
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} break;
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}
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//SsSram_Init(addr, DEVICE_TYPE_SRAM, PI_DOMAIN2, 5, 0xD, 2, 0xC, 0);
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//SsSram_Dma(dramAddr, size, direction);
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}
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