mirror of
https://github.com/Mr-Wiseguy/Zelda64Recomp.git
synced 2024-11-09 15:55:06 +01:00
86 lines
3.2 KiB
C
86 lines
3.2 KiB
C
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#include "patches.h"
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#include "sys_flashrom.h"
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#include "PR/os_internal_flash.h"
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#include "fault.h"
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extern OSMesgQueue sFlashromMesgQueue;
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s32 SysFlashrom_IsInit(void);
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void Sleep_Msec(u32 ms);
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// @recomp Patched to not wait a hardcoded amount of time for the save to complete.
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void Sram_UpdateWriteToFlashDefault(SramContext* sramCtx) {
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if (sramCtx->status == 2) {
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if (SysFlashrom_IsBusy() != 0) { // if task running
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if (SysFlashrom_AwaitResult() == 0) { // wait for task done
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// task success
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sramCtx->status = 4;
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} else {
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// task failure
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sramCtx->status = 4;
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}
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}
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} else if (sramCtx->status == 4) {
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// @recomp Patched to check status instead of using a hardcoded wait.
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sramCtx->status = 0;
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}
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}
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// @recomp Patched to not wait a hardcoded amount of time for the save to complete.
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void Sram_UpdateWriteToFlashOwlSave(SramContext* sramCtx) {
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if (sramCtx->status == 7) {
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if (SysFlashrom_IsBusy() != 0) { // Is task running
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if (SysFlashrom_AwaitResult() == 0) { // Wait for task done
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SysFlashrom_WriteDataAsync(sramCtx->saveBuf, sramCtx->curPage + 0x80, sramCtx->numPages);
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sramCtx->status = 8;
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} else {
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SysFlashrom_WriteDataAsync(sramCtx->saveBuf, sramCtx->curPage + 0x80, sramCtx->numPages);
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sramCtx->status = 8;
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}
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}
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} else if (sramCtx->status == 8) {
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if (SysFlashrom_IsBusy() != 0) { // Is task running
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if (SysFlashrom_AwaitResult() == 0) { // Wait for task done
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sramCtx->status = 4;
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} else {
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sramCtx->status = 4;
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}
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}
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} else if (sramCtx->status == 4) {
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// @recomp Patched to check status instead of using a hardcoded wait.
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sramCtx->status = 0;
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bzero(sramCtx->saveBuf, SAVE_BUFFER_SIZE);
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gSaveContext.save.isOwlSave = false;
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gSaveContext.save.saveInfo.checksum = 0;
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// flash read to buffer then copy to save context
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SysFlashrom_ReadData(sramCtx->saveBuf, sramCtx->curPage, sramCtx->numPages);
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Lib_MemCpy(&gSaveContext, sramCtx->saveBuf, offsetof(SaveContext, fileNum));
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}
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}
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// @recomp Patched to add a pause so that other threads can execute in the meantime.
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s32 SysFlashrom_ExecWrite(void* addr, u32 pageNum, u32 pageCount) {
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OSIoMesg msg;
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s32 result;
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u32 i;
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if (!SysFlashrom_IsInit()) {
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return -1;
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}
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// Ensure the page is always aligned to a sector boundary.
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if ((pageNum % FLASH_BLOCK_SIZE) != 0) {
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Fault_AddHungupAndCrash("../sys_flashrom.c", 275);
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}
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osWritebackDCache(addr, pageCount * FLASH_BLOCK_SIZE);
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for (i = 0; i < pageCount; i++) {
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// @recomp Pause shortly to allow other threads to work.
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Sleep_Msec(5);
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osFlashWriteBuffer(&msg, OS_MESG_PRI_NORMAL, (u8*)addr + i * FLASH_BLOCK_SIZE, &sFlashromMesgQueue);
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osRecvMesg(&sFlashromMesgQueue, NULL, OS_MESG_BLOCK);
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result = osFlashWriteArray(i + pageNum);
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if (result != 0) {
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return result;
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}
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}
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return 0;
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}
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