mirror of
https://github.com/BanjoRecomp/BanjoRecomp
synced 2026-06-27 17:03:00 -04:00
Mr-Wiseguy
48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
#include "patches.h"
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#include "functions.h"
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extern vector(struct21s) *D_80383CE0[2];
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#define PRINT_DEFRAG_CHANGES 0
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// @recomp Patched to just use a normal DMA.
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RECOMP_PATCH s32 boot_osPiRawStartDma(s32 direction, u32 devAddr, void *dramAddr, u32 size) {
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OSMesgQueue mq;
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OSMesg buffer;
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OSIoMesg io;
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osCreateMesgQueue(&mq, &buffer, 1);
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// Complete the DMA synchronously (the game immediately waits until it's done anyways)
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osPiStartDma(&io, OS_MESG_PRI_HIGH, direction, devAddr, dramAddr, size, &mq);
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osRecvMesg(&mq, NULL, OS_MESG_BLOCK);
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return 0;
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}
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// @recomp Patched to not read hardware registers.
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RECOMP_PATCH s32 boot_osPiGetStatus() {
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// PI not busy
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return 0;
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}
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// @recomp Patched to fix a bug where defrag was used instead of vector_defrag, which would break these vectors
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// if the defrag call moved the vector's memory.
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RECOMP_PATCH void func_8033B268(void) {
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#if PRINT_DEFRAG_CHANGES
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vector(struct21s) *old_0 = D_80383CE0[0];
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vector(struct21s) *old_1 = D_80383CE0[1];
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#endif
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D_80383CE0[0] = (vector(struct21s) *)vector_defrag(D_80383CE0[0]);
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D_80383CE0[1] = (vector(struct21s) *)vector_defrag(D_80383CE0[1]);
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#if PRINT_DEFRAG_CHANGES
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if (D_80383CE0[0] != old_0) {
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recomp_printf("vector_defrag() moved D_80383CE0[0] from 0x%08X to 0x%08X.\n", old_0, D_80383CE0[0]);
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}
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if (D_80383CE0[1] != old_1) {
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recomp_printf("vector_defrag() moved D_80383CE0[1] from 0x%08X to 0x%08X.\n", old_1, D_80383CE0[1]);
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}
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#endif
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} |