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Remove CARD_CLK_SLOW from NAND commands

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Seems fine without it, maybe better?
This commit is contained in:
Pk11 2021-10-10 17:44:14 -05:00
parent 960c1ea7ad
commit 132f787623
1 changed files with 9 additions and 9 deletions
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18
arm9/source/read_card.c
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@ -533,12 +533,12 @@ void cardRead (u32 src, void* dest, bool nandSave)
if (nandChip) {
if ((src < cardNandRomEnd || !nandSave) && nandSection != -1) {
cardParamCommand(CARD_CMD_NAND_ROM_MODE, 0, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_CLK_SLOW, NULL, 0);
cardParamCommand(CARD_CMD_NAND_ROM_MODE, 0, portFlags | CARD_ACTIVATE | CARD_nRESET, NULL, 0);
nandSection = -1;
} else if (src >= cardNandRwStart && nandSection != (src - cardNandRwStart) / (128 << 10) && nandSave) {
if(nandSection != -1) // Need to switch back to ROM mode before switching to another RW section
cardParamCommand(CARD_CMD_NAND_ROM_MODE, 0, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_CLK_SLOW, NULL, 0);
cardParamCommand(CARD_CMD_NAND_RW_MODE, src, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_CLK_SLOW, NULL, 0);
cardParamCommand(CARD_CMD_NAND_ROM_MODE, 0, portFlags | CARD_ACTIVATE | CARD_nRESET, NULL, 0);
cardParamCommand(CARD_CMD_NAND_RW_MODE, src, portFlags | CARD_ACTIVATE | CARD_nRESET, NULL, 0);
nandSection = (src - cardNandRwStart) / (128 << 10);
}
}
@ -560,24 +560,24 @@ void cardWriteNand (void* src, u32 dest)
if (nandSection != (dest - cardNandRwStart) / (128 << 10)) {
if(nandSection != -1) // Need to switch back to ROM mode before switching to another RW section
cardParamCommand(CARD_CMD_NAND_ROM_MODE, 0, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_CLK_SLOW, NULL, 0);
cardParamCommand(CARD_CMD_NAND_RW_MODE, dest, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_CLK_SLOW, NULL, 0);
cardParamCommand(CARD_CMD_NAND_ROM_MODE, 0, portFlags | CARD_ACTIVATE | CARD_nRESET, NULL, 0);
cardParamCommand(CARD_CMD_NAND_RW_MODE, dest, portFlags | CARD_ACTIVATE | CARD_nRESET, NULL, 0);
nandSection = (dest - cardNandRwStart) / (128 << 10);
}
cardParamCommand(CARD_CMD_NAND_WRITE_ENABLE, 0, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_CLK_SLOW, NULL, 0);
cardParamCommand(CARD_CMD_NAND_WRITE_ENABLE, 0, portFlags | CARD_ACTIVATE | CARD_nRESET, NULL, 0);
const u8 cmdData[8] = {0, 0, 0, dest, dest >> 8, dest >> 16, dest >> 24, CARD_CMD_NAND_WRITE_BUFFER};
for (int i = 0; i < 4; i++) {
cardPolledTransferWrite(portFlags | CARD_ACTIVATE | CARD_WR | CARD_nRESET | CARD_BLK_SIZE(1), src + (i * 0x200), 0x200 / sizeof(u32), cmdData);
}
cardParamCommand(CARD_CMD_NAND_COMMIT_BUFFER, 0, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_CLK_SLOW, NULL, 0);
cardParamCommand(CARD_CMD_NAND_COMMIT_BUFFER, 0, portFlags | CARD_ACTIVATE | CARD_nRESET, NULL, 0);
u32 status;
do {
cardParamCommand(CARD_CMD_NAND_READ_STATUS, 0, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_CLK_SLOW | CARD_BLK_SIZE(7), &status, 1);
cardParamCommand(CARD_CMD_NAND_READ_STATUS, 0, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_BLK_SIZE(7), &status, 1);
} while((status & BIT(5)) == 0);
cardParamCommand(CARD_CMD_NAND_DISCARD_BUFFER, 0, portFlags | CARD_ACTIVATE | CARD_nRESET | CARD_CLK_SLOW, NULL, 0);
cardParamCommand(CARD_CMD_NAND_DISCARD_BUFFER, 0, portFlags | CARD_ACTIVATE | CARD_nRESET, NULL, 0);
}