Link nearly all of CARD

Former-commit-id: e3de3f9e5d

include/dolphin/CARDPriv.h

@@ -102,6 +102,8 @@ typedef struct CARDID {
   u16 checkSumInv;
 } CARDID;
 
+void __CARDDefaultApiCallback(s32 chan, s32 result);
+
 #define CARDIsValidBlockNo(card, iBlock) (CARD_NUM_SYSTEM_BLOCK <= (iBlock) && (iBlock) < (card)->cBlock)
 #define  __CARDGetDirCheck(dir)  ((CARDDirCheck*) &(dir)[CARD_MAX_FILE])
 
@@ -110,9 +112,18 @@ u16* __CARDGetFatBlock(CARDControl* card);
 s32 __CARDUpdateFatBlock(s32 chan, u16* fat, CARDCallback callback);
 void __CARDCheckSum(void* ptr, int length, u16* checkSum, u16* checkSumInv);
 u16 __CARDGetFontEncode();
+void __CARDExiHandler(s32 chan, OSContext* context);
+void __CARDExtHandler(s32 chan, OSContext* context);
+void __CARDUnlockedHandler(s32 chan, OSContext* context);
+s32 __CARDAccess(CARDControl* card, CARDDir* ent);
+BOOL __CARDIsWritable(CARDDir* ent);
+
+#define TRUNC(n, a)     (((u32) (n)) & ~((a) - 1))
+#define OFFSET(n, a)    (((u32) (n)) & ((a) - 1))
 
 extern CARDControl __CARDBlock[2];
 extern DVDDiskID __CARDDiskNone;
+extern u16 __CARDVendorID;
 
 #ifdef __cplusplus
 }

include/dolphin/OSRtcPriv.h

@@ -27,5 +27,6 @@ typedef struct OSSramEx {
   u8 _padding1[2];
 } OSSramEx;
 
+OSSram* __OSLockSram();
 OSSramEx* __OSLockSramEx();
 #endif

include/dolphin/vi.h

@@ -22,6 +22,8 @@ void VISetWindowFullscreen(bool fullscreen);
 bool VIGetWindowFullscreen();
 #endif
 
+vu16 __VIRegs[59] : 0xCC002000;
+
 #ifdef __cplusplus
 }
 #endif

obj_files.mk

@@ -821,16 +821,16 @@ CARD_FILES :=\
 	$(BUILD_DIR)/src/Dolphin/card/CARDBlock.ep.o\
 	$(BUILD_DIR)/src/Dolphin/card/CARDDir.ep.o\
 	$(BUILD_DIR)/asm/Dolphin/card/CARDCheck.o\
-	$(BUILD_DIR)/asm/Dolphin/card/CARDMount.o\
+	$(BUILD_DIR)/src/Dolphin/card/CARDMount.ep.o\
-	$(BUILD_DIR)/asm/Dolphin/card/CARDFormat.o\
+	$(BUILD_DIR)/src/Dolphin/card/CARDFormat.ep.o\
 	$(BUILD_DIR)/src/Dolphin/card/CARDOpen.ep.o\
-	$(BUILD_DIR)/asm/Dolphin/card/CARDCreate.o\
+	$(BUILD_DIR)/src/Dolphin/card/CARDCreate.ep.o\
-	$(BUILD_DIR)/asm/Dolphin/card/CARDRead.o\
+	$(BUILD_DIR)/src/Dolphin/card/CARDRead.ep.o\
-	$(BUILD_DIR)/asm/Dolphin/card/CARDWrite.o\
+	$(BUILD_DIR)/src/Dolphin/card/CARDWrite.ep.o\
-	$(BUILD_DIR)/asm/Dolphin/card/CARDDelete.o\
+	$(BUILD_DIR)/src/Dolphin/card/CARDDelete.ep.o\
-	$(BUILD_DIR)/asm/Dolphin/card/CARDStat.o\
+	$(BUILD_DIR)/src/Dolphin/card/CARDStat.ep.o\
-	$(BUILD_DIR)/asm/Dolphin/card/CARDRename.o\
+	$(BUILD_DIR)/src/Dolphin/card/CARDRename.ep.o\
-	$(BUILD_DIR)/asm/Dolphin/card/CARDNet.o
+	$(BUILD_DIR)/src/Dolphin/card/CARDNet.ep.o
 	
 SI_FILES :=\
 	$(BUILD_DIR)/asm/Dolphin/si/SIBios.o\

src/Dolphin/card/CARDCreate.c

@@ -0,0 +1,113 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+
+static void CreateCallbackFat(s32 chan, s32 result) {
+  CARDControl* card;
+  CARDDir* dir;
+  CARDDir* ent;
+  CARDCallback callback;
+
+  card = &__CARDBlock[chan];
+  callback = card->apiCallback;
+  card->apiCallback = 0;
+  if (result < 0) {
+    goto error;
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[card->freeNo];
+  memcpy(ent->gameName, card->diskID->gameName, sizeof(ent->gameName));
+  memcpy(ent->company, card->diskID->company, sizeof(ent->company));
+  ent->permission = CARD_ATTR_PUBLIC;
+  ent->copyTimes = 0;
+  ent->startBlock = card->startBlock;
+
+  ent->bannerFormat = 0;
+  ent->iconAddr = 0xffffffff;
+  ent->iconFormat = 0;
+  ent->iconSpeed = 0;
+  ent->commentAddr = 0xffffffff;
+
+  CARDSetIconSpeed(ent, 0, CARD_STAT_SPEED_FAST);
+
+  card->fileInfo->offset = 0;
+  card->fileInfo->iBlock = ent->startBlock;
+
+  ent->time = (u32)OSTicksToSeconds(OSGetTime());
+  result = __CARDUpdateDir(chan, callback);
+  if (result < 0) {
+    goto error;
+  }
+  return;
+
+error:
+  __CARDPutControlBlock(card, result);
+  if (callback) {
+    callback(chan, result);
+  }
+}
+
+s32 CARDCreateAsync(s32 chan, const char* fileName, u32 size, CARDFileInfo* fileInfo, CARDCallback callback) {
+  CARDControl* card;
+  CARDDir* dir;
+  CARDDir* ent;
+  s32 result;
+  u16 fileNo;
+  u16 freeNo;
+  u16* fat;
+
+  if (strlen(fileName) > (u32)CARD_FILENAME_MAX) {
+    return CARD_RESULT_NAMETOOLONG;
+  }
+
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  if (size <= 0 || (size % card->sectorSize) != 0) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+
+  freeNo = (u16)-1;
+  dir = __CARDGetDirBlock(card);
+  for (fileNo = 0; fileNo < CARD_MAX_FILE; fileNo++) {
+    ent = &dir[fileNo];
+    if (ent->gameName[0] == 0xff) {
+      if (freeNo == (u16)-1) {
+        freeNo = fileNo;
+      }
+    } else if (memcmp(ent->gameName, card->diskID->gameName, sizeof(ent->gameName)) == 0 &&
+               memcmp(ent->company, card->diskID->company, sizeof(ent->company)) == 0 && __CARDCompareFileName(ent, fileName)) {
+      return __CARDPutControlBlock(card, CARD_RESULT_EXIST);
+    }
+  }
+  if (freeNo == (u16)-1) {
+    return __CARDPutControlBlock(card, CARD_RESULT_NOENT);
+  }
+
+  fat = __CARDGetFatBlock(card);
+  if (card->sectorSize * fat[CARD_FAT_FREEBLOCKS] < size) {
+    return __CARDPutControlBlock(card, CARD_RESULT_INSSPACE);
+  }
+
+  card->apiCallback = callback ? callback : __CARDDefaultApiCallback;
+  card->freeNo = freeNo;
+  ent = &dir[freeNo];
+  ent->length = (u16)(size / card->sectorSize);
+  strncpy(ent->fileName, fileName, CARD_FILENAME_MAX);
+
+  card->fileInfo = fileInfo;
+  fileInfo->chan = chan;
+  fileInfo->fileNo = freeNo;
+
+  result = __CARDAllocBlock(chan, size / card->sectorSize, CreateCallbackFat);
+  if (result < 0) {
+    return __CARDPutControlBlock(card, result);
+  }
+  return result;
+}

src/Dolphin/card/CARDDelete.c

@@ -0,0 +1,97 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+
+static void DeleteCallback(s32 chan, s32 result) {
+  CARDControl* card;
+  CARDCallback callback;
+
+  card = &__CARDBlock[chan];
+  callback = card->apiCallback;
+  card->apiCallback = 0;
+
+  if (result < 0) {
+    goto error;
+  }
+
+  result = __CARDFreeBlock(chan, card->startBlock, callback);
+  if (result < 0) {
+    goto error;
+  }
+  return;
+
+error:
+  __CARDPutControlBlock(card, result);
+  if (callback) {
+    callback(chan, result);
+  }
+}
+
+s32 CARDFastDeleteAsync(s32 chan, s32 fileNo, CARDCallback callback) {
+  CARDControl* card;
+  CARDDir* dir;
+  CARDDir* ent;
+  s32 result;
+
+  if (fileNo < 0 || CARD_MAX_FILE <= fileNo) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[fileNo];
+  result = __CARDAccess(card, ent);
+  if (result < 0) {
+    return __CARDPutControlBlock(card, result);
+  }
+  if (__CARDIsOpened(card, fileNo)) {
+    return __CARDPutControlBlock(card, CARD_RESULT_BUSY);
+  }
+  card->startBlock = ent->startBlock;
+  memset(ent, 0xff, sizeof(CARDDir));
+
+  card->apiCallback = callback ? callback : __CARDDefaultApiCallback;
+  result = __CARDUpdateDir(chan, DeleteCallback);
+  if (result < 0) {
+    __CARDPutControlBlock(card, result);
+  }
+  return result;
+}
+
+s32 CARDDeleteAsync(s32 chan, const char* fileName, CARDCallback callback) {
+  CARDControl* card;
+  s32 fileNo;
+  s32 result;
+  CARDDir* dir;
+  CARDDir* ent;
+
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+  result = __CARDGetFileNo(card, fileName, &fileNo);
+  if (result < 0) {
+    return __CARDPutControlBlock(card, result);
+  }
+  if (__CARDIsOpened(card, fileNo)) {
+    return __CARDPutControlBlock(card, CARD_RESULT_BUSY);
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[fileNo];
+  card->startBlock = ent->startBlock;
+  memset(ent, 0xff, sizeof(CARDDir));
+
+  card->apiCallback = callback ? callback : __CARDDefaultApiCallback;
+  result = __CARDUpdateDir(chan, DeleteCallback);
+  if (result < 0) {
+    __CARDPutControlBlock(card, result);
+  }
+  return result;
+}

src/Dolphin/card/CARDFormat.c

@@ -0,0 +1,121 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+#include <dolphin/OSRtcPriv.h>
+#include <dolphin/vi.h>
+
+static void FormatCallback(s32 chan, s32 result) {
+  CARDControl* card;
+  CARDCallback callback;
+
+  card = &__CARDBlock[chan];
+  if (result < 0) {
+    goto error;
+  }
+
+  ++card->formatStep;
+  if (card->formatStep < CARD_NUM_SYSTEM_BLOCK) {
+    result = __CARDEraseSector(chan, (u32)card->sectorSize * card->formatStep, FormatCallback);
+    if (0 <= result) {
+      return;
+    }
+  } else if (card->formatStep < 2 * CARD_NUM_SYSTEM_BLOCK) {
+    int step = card->formatStep - CARD_NUM_SYSTEM_BLOCK;
+    result = __CARDWrite(chan, (u32)card->sectorSize * step, CARD_SYSTEM_BLOCK_SIZE, (u8*)card->workArea + (CARD_SYSTEM_BLOCK_SIZE * step),
+                         FormatCallback);
+    if (result >= 0) {
+      return;
+    }
+  } else {
+    card->currentDir = (CARDDir*)((u8*)card->workArea + (1 + 0) * CARD_SYSTEM_BLOCK_SIZE);
+    memcpy(card->currentDir, (u8*)card->workArea + (1 + 1) * CARD_SYSTEM_BLOCK_SIZE, CARD_SYSTEM_BLOCK_SIZE);
+    card->currentFat = (u16*)((u8*)card->workArea + (3 + 0) * CARD_SYSTEM_BLOCK_SIZE);
+    memcpy(card->currentFat, (u8*)card->workArea + (3 + 1) * CARD_SYSTEM_BLOCK_SIZE, CARD_SYSTEM_BLOCK_SIZE);
+  }
+
+error:
+  callback = card->apiCallback;
+  card->apiCallback = 0;
+  __CARDPutControlBlock(card, result);
+  callback(chan, result);
+}
+
+s32 __CARDFormatRegionAsync(s32 chan, u16 encode, CARDCallback callback) {
+  CARDControl* card;
+  CARDID* id;
+  CARDDir* dir;
+  u16* fat;
+  s16 i;
+  s32 result;
+  OSSram* sram;
+  OSSramEx* sramEx;
+  u16 viDTVStatus;
+  OSTime time;
+  OSTime rand;
+
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  id = (CARDID*)card->workArea;
+  memset(id, 0xff, CARD_SYSTEM_BLOCK_SIZE);
+  viDTVStatus = __VIRegs[55];
+
+  id->encode = encode;
+
+  sram = __OSLockSram();
+  *(u32*)&id->serial[20] = sram->counterBias;
+  *(u32*)&id->serial[24] = sram->language;
+  __OSUnlockSram(FALSE);
+
+  rand = time = OSGetTime();
+
+  sramEx = __OSLockSramEx();
+  for (i = 0; i < 12; i++) {
+    rand = (rand * 1103515245 + 12345) >> 16;
+    id->serial[i] = (u8)(sramEx->flashID[chan][i] + rand);
+    rand = ((rand * 1103515245 + 12345) >> 16) & 0x7FFF;
+  }
+  __OSUnlockSramEx(FALSE);
+
+  *(u32*)&id->serial[28] = viDTVStatus;
+  *(OSTime*)&id->serial[12] = time;
+
+  id->deviceID = 0;
+  id->size = card->size;
+  __CARDCheckSum(id, sizeof(CARDID) - sizeof(u32), &id->checkSum, &id->checkSumInv);
+
+  for (i = 0; i < 2; i++) {
+    CARDDirCheck* check;
+
+    dir = (CARDDir*)((u8*)card->workArea + (1 + i) * CARD_SYSTEM_BLOCK_SIZE);
+    memset(dir, 0xff, CARD_SYSTEM_BLOCK_SIZE);
+    check = __CARDGetDirCheck(dir);
+    check->checkCode = i;
+    __CARDCheckSum(dir, CARD_SYSTEM_BLOCK_SIZE - sizeof(u32), &check->checkSum, &check->checkSumInv);
+  }
+  for (i = 0; i < 2; i++) {
+    fat = (u16*)((u8*)card->workArea + (3 + i) * CARD_SYSTEM_BLOCK_SIZE);
+    memset(fat, 0x00, CARD_SYSTEM_BLOCK_SIZE);
+    fat[CARD_FAT_CHECKCODE] = (u16)i;
+    fat[CARD_FAT_FREEBLOCKS] = (u16)(card->cBlock - CARD_NUM_SYSTEM_BLOCK);
+    fat[CARD_FAT_LASTSLOT] = CARD_NUM_SYSTEM_BLOCK - 1;
+    __CARDCheckSum(&fat[CARD_FAT_CHECKCODE], CARD_SYSTEM_BLOCK_SIZE - sizeof(u32), &fat[CARD_FAT_CHECKSUM], &fat[CARD_FAT_CHECKSUMINV]);
+  }
+
+  card->apiCallback = callback ? callback : __CARDDefaultApiCallback;
+  DCStoreRange(card->workArea, CARD_WORKAREA_SIZE);
+
+  card->formatStep = 0;
+  result = __CARDEraseSector(chan, (u32)card->sectorSize * card->formatStep, FormatCallback);
+  if (result < 0) {
+    __CARDPutControlBlock(card, result);
+  }
+  return result;
+}
+
+s32 CARDFormatAsync(s32 chan, CARDCallback callback) { return __CARDFormatRegionAsync(chan, __CARDGetFontEncode(), callback); }

src/Dolphin/card/CARDMount.c

@@ -0,0 +1,353 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+#include <dolphin/OSRtcPriv.h>
+
+u8 GameChoice : (OS_BASE_CACHED | 0x000030E3);
+
+static u32 SectorSizeTable[8] = {
+    8 * 1024, 16 * 1024, 32 * 1024, 64 * 1024, 128 * 1024, 256 * 1024, 0, 0,
+};
+
+static u32 LatencyTable[8] = {
+    4, 8, 16, 32, 64, 128, 256, 512,
+};
+
+void __CARDMountCallback(s32 chan, s32 result);
+static void DoUnmount(s32 chan, s32 result);
+
+static BOOL IsCard(u32 id) {
+  u32 size;
+  s32 sectorSize;
+  if (id & (0xFFFF0000) && (id != 0x80000004 || __CARDVendorID == 0xFFFF)) {
+    return FALSE;
+  }
+
+  if ((id & 3) != 0) {
+    return FALSE;
+  }
+
+  size = id & 0xfc;
+  switch (size) {
+  case 4:
+  case 8:
+  case 16:
+  case 32:
+  case 64:
+  case 128:
+    break;
+  default:
+    return FALSE;
+    break;
+  }
+
+  sectorSize = SectorSizeTable[(id & 0x00003800) >> 11];
+  if (sectorSize == 0) {
+    return FALSE;
+  }
+
+  if ((size * 1024 * 1024 / 8) / sectorSize < 8) {
+    return FALSE;
+  }
+
+  return TRUE;
+}
+
+s32 CARDProbeEx(s32 chan, s32* memSize, s32* sectorSize) {
+  u32 id;
+  CARDControl* card;
+  BOOL enabled;
+  s32 result;
+  int probe;
+
+  if (chan < 0 || 2 <= chan) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+
+  if (GameChoice & 0x80) {
+    return CARD_RESULT_NOCARD;
+  }
+
+  card = &__CARDBlock[chan];
+  enabled = OSDisableInterrupts();
+
+  probe = EXIProbeEx(chan);
+  if (probe == -1) {
+    result = CARD_RESULT_NOCARD;
+  } else if (probe == 0) {
+    result = CARD_RESULT_BUSY;
+  } else if (card->attached) {
+    if (card->mountStep < 1) {
+      result = CARD_RESULT_BUSY;
+    } else {
+      if (memSize) {
+        *memSize = card->size;
+      }
+      if (sectorSize) {
+        *sectorSize = card->sectorSize;
+      }
+      result = CARD_RESULT_READY;
+    }
+  } else if ((EXIGetState(chan) & 8)) {
+    result = CARD_RESULT_WRONGDEVICE;
+  } else if (!EXIGetID(chan, 0, &id)) {
+    result = CARD_RESULT_BUSY;
+  } else if (IsCard(id)) {
+    if (memSize) {
+      *memSize = (s32)(id & 0xfc);
+    }
+    if (sectorSize) {
+      *sectorSize = SectorSizeTable[(id & 0x00003800) >> 11];
+    }
+    result = CARD_RESULT_READY;
+  } else {
+    result = CARD_RESULT_WRONGDEVICE;
+  }
+
+  OSRestoreInterrupts(enabled);
+  return result;
+}
+
+static s32 DoMount(s32 chan) {
+  CARDControl* card;
+  u32 id;
+  u8 status;
+  s32 result;
+  OSSramEx* sram;
+  int i;
+  u8 checkSum;
+  int step;
+
+  card = &__CARDBlock[chan];
+
+  if (card->mountStep == 0) {
+    if (EXIGetID(chan, 0, &id) == 0) {
+      result = CARD_RESULT_NOCARD;
+    } else if (IsCard(id)) {
+      result = CARD_RESULT_READY;
+    } else {
+      result = CARD_RESULT_WRONGDEVICE;
+    }
+    if (result < 0) {
+      goto error;
+    }
+
+    card->cid = id;
+
+    card->size = (u16)(id & 0xFC);
+    card->sectorSize = SectorSizeTable[(id & 0x00003800) >> 11];
+    card->cBlock = (u16)((card->size * 1024 * 1024 / 8) / card->sectorSize);
+    card->latency = LatencyTable[(id & 0x00000700) >> 8];
+
+    result = __CARDClearStatus(chan);
+    if (result < 0) {
+      goto error;
+    }
+    result = __CARDReadStatus(chan, &status);
+    if (result < 0) {
+      goto error;
+    }
+
+    if (!EXIProbe(chan)) {
+      result = CARD_RESULT_NOCARD;
+      goto error;
+    }
+
+    if (!(status & 0x40)) {
+      result = __CARDUnlock(chan, card->id);
+      if (result < 0) {
+        goto error;
+      }
+
+      checkSum = 0;
+      sram = __OSLockSramEx();
+      for (i = 0; i < 12; i++) {
+        sram->flashID[chan][i] = card->id[i];
+        checkSum += card->id[i];
+      }
+      sram->flashIDCheckSum[chan] = (u8)~checkSum;
+      __OSUnlockSramEx(TRUE);
+
+      return result;
+    } else {
+      card->mountStep = 1;
+
+      checkSum = 0;
+      sram = __OSLockSramEx();
+      for (i = 0; i < 12; i++) {
+        checkSum += sram->flashID[chan][i];
+      }
+      __OSUnlockSramEx(FALSE);
+      if (sram->flashIDCheckSum[chan] != (u8)~checkSum) {
+        result = CARD_RESULT_IOERROR;
+        goto error;
+      }
+    }
+  }
+
+  if (card->mountStep == 1) {
+    if (card->cid == 0x80000004) {
+      u16 vendorID;
+
+      sram = __OSLockSramEx();
+      vendorID = *(u16*)sram->flashID[chan];
+      __OSUnlockSramEx(FALSE);
+
+      if (__CARDVendorID == 0xffff || vendorID != __CARDVendorID) {
+        result = CARD_RESULT_WRONGDEVICE;
+        goto error;
+      }
+    }
+
+    card->mountStep = 2;
+
+    result = __CARDEnableInterrupt(chan, TRUE);
+    if (result < 0) {
+      goto error;
+    }
+
+    EXISetExiCallback(chan, __CARDExiHandler);
+    EXIUnlock(chan);
+    DCInvalidateRange(card->workArea, CARD_WORKAREA_SIZE);
+  }
+
+  step = card->mountStep - 2;
+  result = __CARDRead(chan, (u32)card->sectorSize * step, CARD_SYSTEM_BLOCK_SIZE, (u8*)card->workArea + (CARD_SYSTEM_BLOCK_SIZE * step),
+                      __CARDMountCallback);
+  if (result < 0) {
+    __CARDPutControlBlock(card, result);
+  }
+  return result;
+
+error:
+  EXIUnlock(chan);
+  DoUnmount(chan, result);
+  return result;
+}
+
+void __CARDMountCallback(s32 chan, s32 result) {
+  CARDControl* card;
+  CARDCallback callback;
+
+  card = &__CARDBlock[chan];
+
+  switch (result) {
+  case CARD_RESULT_READY:
+    if (++card->mountStep < CARD_MAX_MOUNT_STEP) {
+      result = DoMount(chan);
+      if (0 <= result) {
+        return;
+      }
+    } else {
+      result = __CARDVerify(card);
+    }
+    break;
+  case CARD_RESULT_UNLOCKED:
+    card->unlockCallback = __CARDMountCallback;
+    if (!EXILock(chan, 0, __CARDUnlockedHandler)) {
+      return;
+    }
+    card->unlockCallback = 0;
+
+    result = DoMount(chan);
+    if (0 <= result) {
+      return;
+    }
+    break;
+  case CARD_RESULT_IOERROR:
+  case CARD_RESULT_NOCARD:
+    DoUnmount(chan, result);
+    break;
+  }
+
+  callback = card->apiCallback;
+  card->apiCallback = 0;
+  __CARDPutControlBlock(card, result);
+  callback(chan, result);
+}
+
+s32 CARDMountAsync(s32 chan, void* workArea, CARDCallback detachCallback, CARDCallback attachCallback) {
+  CARDControl* card;
+  BOOL enabled;
+
+  if (chan < 0 || 2 <= chan) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+  if (GameChoice & 0x80) {
+    return CARD_RESULT_NOCARD;
+  }
+  card = &__CARDBlock[chan];
+
+  enabled = OSDisableInterrupts();
+  if (card->result == CARD_RESULT_BUSY) {
+    OSRestoreInterrupts(enabled);
+    return CARD_RESULT_BUSY;
+  }
+
+  if (!card->attached && (EXIGetState(chan) & 0x08)) {
+    OSRestoreInterrupts(enabled);
+    return CARD_RESULT_WRONGDEVICE;
+  }
+
+  card->result = CARD_RESULT_BUSY;
+  card->workArea = workArea;
+  card->extCallback = detachCallback;
+  card->apiCallback = attachCallback ? attachCallback : __CARDDefaultApiCallback;
+  card->exiCallback = 0;
+
+  if (!card->attached && !EXIAttach(chan, __CARDExtHandler)) {
+    card->result = CARD_RESULT_NOCARD;
+    OSRestoreInterrupts(enabled);
+    return CARD_RESULT_NOCARD;
+  }
+
+  card->mountStep = 0;
+  card->attached = TRUE;
+  EXISetExiCallback(chan, 0);
+  OSCancelAlarm(&card->alarm);
+
+  card->currentDir = 0;
+  card->currentFat = 0;
+
+  OSRestoreInterrupts(enabled);
+
+  card->unlockCallback = __CARDMountCallback;
+  if (!EXILock(chan, 0, __CARDUnlockedHandler)) {
+    return CARD_RESULT_READY;
+  }
+  card->unlockCallback = 0;
+
+  return DoMount(chan);
+}
+
+static void DoUnmount(s32 chan, s32 result) {
+  CARDControl* card;
+  BOOL enabled;
+
+  card = &__CARDBlock[chan];
+  enabled = OSDisableInterrupts();
+  if (card->attached) {
+    EXISetExiCallback(chan, 0);
+    EXIDetach(chan);
+    OSCancelAlarm(&card->alarm);
+    card->attached = FALSE;
+    card->result = result;
+    card->mountStep = 0;
+  }
+  OSRestoreInterrupts(enabled);
+}
+
+s32 CARDUnmount(s32 chan) {
+  CARDControl* card;
+  s32 result;
+
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+  DoUnmount(chan, CARD_RESULT_NOCARD);
+  return CARD_RESULT_READY;
+}

src/Dolphin/card/CARDNet.c

@@ -0,0 +1,34 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+
+u16 __CARDVendorID = 0xffff;
+
+s32 CARDGetSerialNo(s32 chan, u64* serialNo) {
+  CARDControl* card;
+  CARDID* id;
+  int i;
+  u64 code;
+  s32 result;
+
+
+  if (!(0 <= chan && chan < 2)) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  id = (CARDID*)card->workArea;
+  for (code = 0, i = 0; i < sizeof(id->serial) / sizeof(u64); ++i) {
+    code ^= *(u64*)&id->serial[sizeof(u64) * i];
+  }
+  *serialNo = code;
+
+  return __CARDPutControlBlock(card, CARD_RESULT_READY);
+}

src/Dolphin/card/CARDRead.c

@@ -0,0 +1,136 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+
+s32 __CARDSeek(CARDFileInfo* fileInfo, s32 length, s32 offset, CARDControl** pcard) {
+  CARDControl* card;
+  CARDDir* dir;
+  CARDDir* ent;
+  s32 result;
+  u16* fat;
+
+  result = __CARDGetControlBlock(fileInfo->chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  if (!CARDIsValidBlockNo(card, fileInfo->iBlock) || card->cBlock * card->sectorSize <= fileInfo->offset) {
+    return __CARDPutControlBlock(card, CARD_RESULT_FATAL_ERROR);
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[fileInfo->fileNo];
+  if (ent->length * card->sectorSize <= offset || ent->length * card->sectorSize < offset + length) {
+    return __CARDPutControlBlock(card, CARD_RESULT_LIMIT);
+  }
+
+  card->fileInfo = fileInfo;
+  fileInfo->length = length;
+  if (offset < fileInfo->offset) {
+    fileInfo->offset = 0;
+    fileInfo->iBlock = ent->startBlock;
+    if (!CARDIsValidBlockNo(card, fileInfo->iBlock)) {
+      return __CARDPutControlBlock(card, CARD_RESULT_BROKEN);
+    }
+  }
+  fat = __CARDGetFatBlock(card);
+  while (fileInfo->offset < TRUNC(offset, card->sectorSize)) {
+    fileInfo->offset += card->sectorSize;
+    fileInfo->iBlock = fat[fileInfo->iBlock];
+    if (!CARDIsValidBlockNo(card, fileInfo->iBlock)) {
+      return __CARDPutControlBlock(card, CARD_RESULT_BROKEN);
+    }
+  }
+
+  fileInfo->offset = offset;
+
+  *pcard = card;
+  return CARD_RESULT_READY;
+}
+
+static void ReadCallback(s32 chan, s32 result) {
+  CARDControl* card;
+  CARDCallback callback;
+  u16* fat;
+  CARDFileInfo* fileInfo;
+  s32 length;
+
+  card = &__CARDBlock[chan];
+  if (result < 0) {
+    goto error;
+  }
+
+  fileInfo = card->fileInfo;
+  if (fileInfo->length < 0) {
+    result = CARD_RESULT_CANCELED;
+    goto error;
+  }
+
+  length = (s32)TRUNC(fileInfo->offset + card->sectorSize, card->sectorSize) - fileInfo->offset;
+  fileInfo->length -= length;
+  if (fileInfo->length <= 0) {
+    goto error;
+  }
+
+  fat = __CARDGetFatBlock(card);
+  fileInfo->offset += length;
+  fileInfo->iBlock = fat[fileInfo->iBlock];
+  if (!CARDIsValidBlockNo(card, fileInfo->iBlock)) {
+    result = CARD_RESULT_BROKEN;
+    goto error;
+  }
+
+  result = __CARDRead(chan, card->sectorSize * (u32)fileInfo->iBlock,
+                      (fileInfo->length < card->sectorSize) ? fileInfo->length : card->sectorSize, card->buffer, ReadCallback);
+  if (result < 0) {
+    goto error;
+  }
+
+  return;
+
+error:
+  callback = card->apiCallback;
+  card->apiCallback = 0;
+  __CARDPutControlBlock(card, result);
+  callback(chan, result);
+}
+
+s32 CARDReadAsync(CARDFileInfo* fileInfo, void* buf, s32 length, s32 offset, CARDCallback callback) {
+  CARDControl* card;
+  s32 result;
+  CARDDir* dir;
+  CARDDir* ent;
+
+  if (OFFSET(offset, CARD_SEG_SIZE) != 0 || OFFSET(length, CARD_SEG_SIZE) != 0) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+  result = __CARDSeek(fileInfo, length, offset, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[fileInfo->fileNo];
+  result = __CARDAccess(card, ent);
+  if (result == CARD_RESULT_NOPERM) {
+    result = __CARDIsWritable(ent);
+  }
+
+  if (result < 0) {
+    return __CARDPutControlBlock(card, result);
+  }
+
+  DCInvalidateRange(buf, (u32)length);
+  card->apiCallback = callback ? callback : __CARDDefaultApiCallback;
+
+  offset = (s32)OFFSET(fileInfo->offset, card->sectorSize);
+  length = (length < card->sectorSize - offset) ? length : card->sectorSize - offset;
+  result = __CARDRead(fileInfo->chan, card->sectorSize * (u32)fileInfo->iBlock + offset, length, buf, ReadCallback);
+  if (result < 0) {
+    __CARDPutControlBlock(card, result);
+  }
+  return result;
+}

src/Dolphin/card/CARDRename.c

@@ -0,0 +1,70 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+
+s32 CARDRenameAsync(s32 chan, const char* old, const char* new, CARDCallback callback) {
+  CARDControl* card;
+  CARDDir* dir;
+  CARDDir* ent;
+  s32 result;
+  int fileNo;
+  int newNo;
+  int oldNo;
+
+  if (*old == 0xff || *new == 0xff || *old == 0x00 || *new == 0x00) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+  if (CARD_FILENAME_MAX < (u32)strlen(old) || CARD_FILENAME_MAX < (u32)strlen(new)) {
+    return CARD_RESULT_NAMETOOLONG;
+  }
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  newNo = oldNo = -1;
+  dir = __CARDGetDirBlock(card);
+  for (fileNo = 0; fileNo < CARD_MAX_FILE; fileNo++) {
+    ent = &dir[fileNo];
+    if (ent->gameName[0] == 0xff) {
+      continue;
+    }
+
+    if (memcmp(ent->gameName, card->diskID->gameName, sizeof(ent->gameName)) != 0 ||
+        memcmp(ent->company, card->diskID->company, sizeof(ent->company)) != 0) {
+      continue;
+    }
+
+    if (__CARDCompareFileName(ent, old)) {
+      oldNo = fileNo;
+    }
+    if (__CARDCompareFileName(ent, new)) {
+      newNo = fileNo;
+    }
+  }
+
+  if (oldNo == -1) {
+    return __CARDPutControlBlock(card, CARD_RESULT_NOFILE);
+  }
+  if (newNo != -1) {
+    return __CARDPutControlBlock(card, CARD_RESULT_EXIST);
+  }
+
+  ent = &dir[oldNo];
+  result = __CARDAccess(card, ent);
+  if (result < 0) {
+    return __CARDPutControlBlock(card, result);
+  }
+
+  strncpy((char*)ent->fileName, new, CARD_FILENAME_MAX);
+
+  ent->time = (u32)OSTicksToSeconds(OSGetTime());
+  result = __CARDUpdateDir(chan, callback);
+  if (result < 0) {
+    __CARDPutControlBlock(card, result);
+  }
+  return result;
+}

src/Dolphin/card/CARDStat.c

@@ -0,0 +1,142 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+
+static void UpdateIconOffsets(CARDDir* ent, CARDStat* stat) {
+  u32 offset;
+  BOOL iconTlut;
+  int i;
+
+  offset = ent->iconAddr;
+  if (offset == 0xffffffff) {
+    stat->bannerFormat = 0;
+    stat->iconFormat = 0;
+    stat->iconSpeed = 0;
+    offset = 0;
+  }
+
+  iconTlut = FALSE;
+  switch (CARDGetBannerFormat(ent)) {
+  case CARD_STAT_BANNER_C8:
+    stat->offsetBanner = offset;
+    offset += CARD_BANNER_WIDTH * CARD_BANNER_HEIGHT;
+    stat->offsetBannerTlut = offset;
+    offset += 2 * 256;
+    break;
+  case CARD_STAT_BANNER_RGB5A3:
+    stat->offsetBanner = offset;
+    offset += 2 * CARD_BANNER_WIDTH * CARD_BANNER_HEIGHT;
+    stat->offsetBannerTlut = 0xffffffff;
+    break;
+  default:
+    stat->offsetBanner = 0xffffffff;
+    stat->offsetBannerTlut = 0xffffffff;
+    break;
+  }
+  for (i = 0; i < CARD_ICON_MAX; ++i) {
+    switch (CARDGetIconFormat(ent, i)) {
+    case CARD_STAT_ICON_C8:
+      stat->offsetIcon[i] = offset;
+      offset += CARD_ICON_WIDTH * CARD_ICON_HEIGHT;
+      iconTlut = TRUE;
+      break;
+    case CARD_STAT_ICON_RGB5A3:
+      stat->offsetIcon[i] = offset;
+      offset += 2 * CARD_ICON_WIDTH * CARD_ICON_HEIGHT;
+      break;
+    default:
+      stat->offsetIcon[i] = 0xffffffff;
+      break;
+    }
+  }
+  if (iconTlut) {
+    stat->offsetIconTlut = offset;
+    offset += 2 * 256;
+  } else {
+    stat->offsetIconTlut = 0xffffffff;
+  }
+  stat->offsetData = offset;
+}
+
+s32 CARDGetStatus(s32 chan, s32 fileNo, CARDStat* stat) {
+  CARDControl* card;
+  CARDDir* dir;
+  CARDDir* ent;
+  s32 result;
+
+  if (fileNo < 0 || CARD_MAX_FILE <= fileNo) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[fileNo];
+  result = __CARDAccess(card, ent);
+  if (result == CARD_RESULT_NOPERM) {
+    result = __CARDIsWritable(ent);
+  }
+
+  if (result >= 0) {
+    memcpy(stat->gameName, ent->gameName, sizeof(stat->gameName));
+    memcpy(stat->company, ent->company, sizeof(stat->company));
+    stat->length = (u32)ent->length * card->sectorSize;
+    memcpy(stat->fileName, ent->fileName, CARD_FILENAME_MAX);
+    stat->time = ent->time;
+
+    stat->bannerFormat = ent->bannerFormat;
+    stat->iconAddr = ent->iconAddr;
+    stat->iconFormat = ent->iconFormat;
+    stat->iconSpeed = ent->iconSpeed;
+    stat->commentAddr = ent->commentAddr;
+
+    UpdateIconOffsets(ent, stat);
+  }
+  return __CARDPutControlBlock(card, result);
+}
+
+s32 CARDSetStatusAsync(s32 chan, s32 fileNo, CARDStat* stat, CARDCallback callback) {
+  CARDControl* card;
+  CARDDir* dir;
+  CARDDir* ent;
+  s32 result;
+
+  if (fileNo < 0 || CARD_MAX_FILE <= fileNo || (stat->iconAddr != 0xffffffff && CARD_READ_SIZE <= stat->iconAddr) ||
+      (stat->commentAddr != 0xffffffff && CARD_SYSTEM_BLOCK_SIZE - CARD_COMMENT_SIZE < stat->commentAddr % CARD_SYSTEM_BLOCK_SIZE)) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[fileNo];
+  result = __CARDAccess(card, ent);
+  if (result < 0) {
+    return __CARDPutControlBlock(card, result);
+  }
+
+  ent->bannerFormat = stat->bannerFormat;
+  ent->iconAddr = stat->iconAddr;
+  ent->iconFormat = stat->iconFormat;
+  ent->iconSpeed = stat->iconSpeed;
+  ent->commentAddr = stat->commentAddr;
+  UpdateIconOffsets(ent, stat);
+
+  if (ent->iconAddr == 0xffffffff) {
+    CARDSetIconSpeed(ent, 0, CARD_STAT_SPEED_FAST);
+  }
+
+  ent->time = (u32)OSTicksToSeconds(OSGetTime());
+  result = __CARDUpdateDir(chan, callback);
+  if (result < 0) {
+    __CARDPutControlBlock(card, result);
+  }
+  return result;
+}

src/Dolphin/card/CARDWrite.c

@@ -0,0 +1,114 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+
+static void EraseCallback(s32 chan, s32 result);
+
+static void WriteCallback(s32 chan, s32 result) {
+  CARDControl* card;
+  CARDCallback callback;
+  u16* fat;
+  CARDDir* dir;
+  CARDDir* ent;
+  CARDFileInfo* fileInfo;
+
+  card = &__CARDBlock[chan];
+  if (result < 0) {
+    goto error;
+  }
+
+  fileInfo = card->fileInfo;
+  if (fileInfo->length < 0) {
+    result = CARD_RESULT_CANCELED;
+    goto error;
+  }
+
+  fileInfo->length -= card->sectorSize;
+  if (fileInfo->length <= 0) {
+    dir = __CARDGetDirBlock(card);
+    ent = &dir[fileInfo->fileNo];
+    ent->time = (u32)OSTicksToSeconds(OSGetTime());
+    callback = card->apiCallback;
+    card->apiCallback = 0;
+    result = __CARDUpdateDir(chan, callback);
+  } else {
+    fat = __CARDGetFatBlock(card);
+    fileInfo->offset += card->sectorSize;
+    fileInfo->iBlock = fat[fileInfo->iBlock];
+    if (!CARDIsValidBlockNo(card, fileInfo->iBlock)) {
+      result = CARD_RESULT_BROKEN;
+      goto error;
+    }
+    result = __CARDEraseSector(chan, card->sectorSize * (u32)fileInfo->iBlock, EraseCallback);
+  }
+
+  if (result < 0) {
+    goto error;
+  }
+  return;
+
+error:
+  callback = card->apiCallback;
+  card->apiCallback = 0;
+  __CARDPutControlBlock(card, result);
+  callback(chan, result);
+}
+
+static void EraseCallback(s32 chan, s32 result) {
+  CARDControl* card;
+  CARDCallback callback;
+  CARDFileInfo* fileInfo;
+
+  card = &__CARDBlock[chan];
+  if (result < 0) {
+    goto error;
+  }
+
+  fileInfo = card->fileInfo;
+  result = __CARDWrite(chan, card->sectorSize * (u32)fileInfo->iBlock, card->sectorSize, card->buffer, WriteCallback);
+  if (result < 0) {
+    goto error;
+  }
+  return;
+
+error:
+  callback = card->apiCallback;
+  card->apiCallback = 0;
+  __CARDPutControlBlock(card, result);
+  callback(chan, result);
+}
+
+s32 CARDWriteAsync(CARDFileInfo* fileInfo, const void* buf, s32 length, s32 offset, CARDCallback callback) {
+  CARDControl* card;
+  s32 result;
+  CARDDir* dir;
+  CARDDir* ent;
+
+  result = __CARDSeek(fileInfo, length, offset, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  if (OFFSET(offset, card->sectorSize) != 0 || OFFSET(length, card->sectorSize) != 0) {
+    return __CARDPutControlBlock(card, CARD_RESULT_FATAL_ERROR);
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[fileInfo->fileNo];
+  result = __CARDAccess(card, ent);
+  if (result < 0) {
+    return __CARDPutControlBlock(card, result);
+  }
+
+  DCStoreRange((void*)buf, (u32)length);
+  card->apiCallback = callback ? callback : __CARDDefaultApiCallback;
+  card->buffer = (void*)buf;
+  result = __CARDEraseSector(fileInfo->chan, card->sectorSize * (u32)fileInfo->iBlock, EraseCallback);
+  if (result < 0) {
+    __CARDPutControlBlock(card, result);
+  }
+  return result;
+}