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Link CARDRdwr.c

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Former-commit-id: b0405b7673
This commit is contained in:
Phillip Stephens
2022-09-10 14:31:25 -07:00
parent 57d8500376
commit 8a8523b6ee
3 changed files with 107 additions and 1 deletions
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104
src/Dolphin/card/CARDRdwr.c Normal file
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#include <dolphin/card.h>
#include <dolphin/dsp.h>
#include <dolphin/dvd.h>
#include <dolphin/os.h>
#include <dolphin/CARDPriv.h>
static void BlockReadCallback(s32 chan, s32 result) {
CARDControl* card;
CARDCallback callback;
card = &__CARDBlock[chan];
if (result < 0) {
goto error;
}
card->xferred += 0x200;
card->addr += 0x200;
(u8*)card->buffer += 0x200;
if (--card->repeat <= 0) {
goto error;
}
result = __CARDReadSegment(chan, BlockReadCallback);
if (result < 0) {
goto error;
}
return;
error:
if (card->apiCallback == 0) {
__CARDPutControlBlock(card, result);
}
callback = card->xferCallback;
if (callback) {
card->xferCallback = 0;
callback(chan, result);
}
}
s32 __CARDRead(s32 chan, u32 addr, s32 length, void* dst, CARDCallback callback) {
CARDControl* card;
card = &__CARDBlock[chan];
if (!card->attached) {
return CARD_RESULT_NOCARD;
}
card->xferCallback = callback;
card->repeat = (int)(length / CARD_SEG_SIZE);
card->addr = addr;
card->buffer = dst;
return __CARDReadSegment(chan, BlockReadCallback);
}
static void BlockWriteCallback(s32 chan, s32 result) {
CARDControl* card;
CARDCallback callback;
card = &__CARDBlock[chan];
if (result < 0) {
goto error;
}
card->xferred += 128;
card->addr += 128;
(u8*)card->buffer += 128;
if (--card->repeat <= 0) {
goto error;
}
result = __CARDWritePage(chan, BlockWriteCallback);
if (result < 0) {
goto error;
}
return;
error:
if (card->apiCallback == 0) {
__CARDPutControlBlock(card, result);
}
callback = card->xferCallback;
if (callback) {
card->xferCallback = 0;
callback(chan, result);
}
}
s32 __CARDWrite(s32 chan, u32 addr, s32 length, void* dst, CARDCallback callback) {
CARDControl* card;
card = &__CARDBlock[chan];
if (!card->attached) {
return CARD_RESULT_NOCARD;
}
card->xferCallback = callback;
card->repeat = (int)(length / 128u);
card->addr = addr;
card->buffer = dst;
return __CARDWritePage(chan, BlockWriteCallback);
}