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Link CARDRdwr.c

This commit is contained in:
Phillip Stephens 2022-09-10 14:31:25 -07:00
parent 58d5c4a816
commit b0405b7673
3 changed files with 107 additions and 1 deletions
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2
include/dolphin/CARDPriv.h
View File

@ -11,6 +11,8 @@ extern "C" {
#define CARD_FAT_FREEBLOCKS 0x0003u
#define CARD_FAT_LASTSLOT 0x0004u
#define CARD_SEG_SIZE 512u
#define CARD_NUM_SYSTEM_BLOCK 5
#define CARD_SYSTEM_BLOCK_SIZE (8 * 1024u)

2
obj_files.mk
View File

@ -817,7 +817,7 @@ DTK_FILES :=\
CARD_FILES :=\
$(BUILD_DIR)/asm/Dolphin/card/CARDBios.o\
$(BUILD_DIR)/src/Dolphin/card/CARDUnlock.ep.o\
$(BUILD_DIR)/asm/Dolphin/card/CARDRdwr.o\
$(BUILD_DIR)/src/Dolphin/card/CARDRdwr.ep.o\
$(BUILD_DIR)/asm/Dolphin/card/CARDBlock.o\
$(BUILD_DIR)/asm/Dolphin/card/CARDDir.o\
$(BUILD_DIR)/asm/Dolphin/card/CARDCheck.o\

104
src/Dolphin/card/CARDRdwr.c Normal file
View File

@ -0,0 +1,104 @@
#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);
}