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#include "dolphin/card.h"
// prototypes
static void BlockReadCallback(s32 chan, s32 result);
static void BlockWriteCallback(s32 chan, s32 result);
static void BlockReadCallback(s32 chan, s32 result) {
CARDControl* card;
CARDCallback callback;
card = &__CARDBlock[chan];
if ((result >= 0)) {
card->xferred += 0x200;
card->addr += 0x200;
((u8*)card->buffer) += 0x200;
if (--card->repeat > 0) {
result = __CARDReadSegment(chan, BlockReadCallback);
if (result >= 0) {
return;
}
}
}
if (!card->apiCallback) {
__CARDPutControlBlock(card, result);
}
callback = card->xferCallback;
if (callback) {
card->xferCallback = NULL;
callback(chan, result);
}
}
s32 __CARDRead(s32 chan, u32 addr, s32 length, void* dst, CARDCallback callback) {
CARDControl* card;
ASSERTLINE(91, 0 < length && length % CARD_SEG_SIZE == 0);
ASSERTLINE(92, 0 <= chan && chan < 2);
card = &__CARDBlock[chan];
if (card->attached == 0) {
return CARD_RESULT_NOCARD;
}
card->xferCallback = callback;
card->repeat = (length / 512u);
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) {
card->xferred += 0x80;
card->addr += 0x80;
((u8*)card->buffer) += 0x80;
if (--card->repeat > 0) {
result = __CARDWritePage(chan, BlockWriteCallback);
if (result >= 0) {
return;
}
}
}
if (!card->apiCallback) {
__CARDPutControlBlock(card, result);
}
callback = card->xferCallback;
if (callback) {
card->xferCallback = NULL;
callback(chan, result);
}
}
s32 __CARDWrite(s32 chan, u32 addr, s32 length, void* dst, CARDCallback callback) {
CARDControl* card;
card = &__CARDBlock[chan];
ASSERTLINE(153, 0 < length && length % card->pageSize == 0);
ASSERTLINE(154, 0 <= chan && chan < 2);
if (card->attached == 0) {
return CARD_RESULT_NOCARD;
}
card->xferCallback = callback;
card->repeat = (int)(length / 128u);
card->addr = addr;
card->buffer = dst;
return __CARDWritePage(chan, BlockWriteCallback);
}
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