static void dump(const char *label, uint32_t *r, size_t len)
{
ASSERT(r);
- kprintf("%s [ ", label);
- for (size_t i = 0; i < len; i++)
- kprintf("%lx ", r[i]);
- kputs("]\n");
+ size_t i;
+ int j = 0;
+ kprintf("\n%s [\n", label);
+ for (i = 0; i < len; i++)
+ {
+ if (j == 5)
+ {
+ kputs("\n");
+ j = 0;
+ }
+ kprintf("%08lx", r[i]);
+ j++;
+ }
+ kprintf("\n] len=%d\n\n", i);
}
)
+static const uint32_t tran_exp[] = {
+ 10000, 100000, 1000000, 10000000,
+ 0, 0, 0, 0
+};
+
+static const uint8_t tran_mant[] = {
+ 0, 10, 12, 13, 15, 20, 25, 30,
+ 35, 40, 45, 50, 55, 60, 70, 80,
+};
static int sd_decodeCsd(SDcsd *csd, uint32_t *resp, size_t len)
{
csd->structure = UNSTUFF_BITS(resp, 126, 2);
csd->ccc = UNSTUFF_BITS(resp, 84, 12);
+ csd->max_data_rate = tran_exp[UNSTUFF_BITS(resp, 96, 3)] * tran_mant[UNSTUFF_BITS(resp, 99, 4)];
/*
* CSD structure:
LOG_INFO("VERSION: %d.0\n", sd->csd.structure ? 2 : 1);
LOG_INFO("CARD COMMAND CLASS: %d\n", sd->csd.ccc);
+ LOG_INFO("MAX DATA RATE: %ld\n", sd->csd.max_data_rate);
LOG_INFO("WRITE BLK LEN BITS: %ld\n", sd->csd.write_blk_bits);
LOG_INFO("READ BLK LEN BITS: %ld\n", sd->csd.read_blk_bits);
LOG_INFO("ERASE SIZE: %ld\n", sd->csd.erase_size);
(BCD_TO_INT_32BIT(sd->cid.year_off) % 12));
}
+void sd_dumpSsr(Sd *sd)
+{
+ ASSERT(sd);
+
+ LOG_INFO("BUS_WIDTH: %d\n", sd->ssr.bus_width);
+ LOG_INFO("TYPE: %d\n", sd->ssr.card_type);
+ LOG_INFO("AU_TYPE: %d\n", sd->ssr.au_size);
+ LOG_INFO("ERASE_SIZE: %d\n", sd->ssr.erase_size);
+ LOG_INFO("SPEED_CLASS: %d\n", sd->ssr.speed_class);
+}
+
+
void sd_sendInit(void)
{
+ hsmci_init(NULL); //TODO: REMOVE IT!
+
if (hsmci_sendCmd(0, 0, HSMCI_CMDR_SPCMD_INIT | HSMCI_CMDR_RSPTYP_NORESP))
LOG_ERR("INIT: %lx\n", HSMCI_SR);
}
void sd_goIdle(void)
{
+ hsmci_setSpeed(HSMCI_INIT_SPEED, false);
if (hsmci_sendCmd(0, 0, HSMCI_CMDR_RSPTYP_NORESP))
LOG_ERR("GO_IDLE: %lx\n", HSMCI_SR);
}
return 0;
}
+int sd_getRelativeAddr(Sd *sd)
+{
+ ASSERT(sd);
+ if (hsmci_sendCmd(3, 0, HSMCI_CMDR_RSPTYP_48_BIT))
+ {
+ LOG_ERR("RCA: %lx\n", HSMCI_SR);
+ return -1;
+ }
+
+ hsmci_readResp(&sd->addr, 1);
+ sd->addr = sd->addr >> 16;
+
+ LOG_INFOB(dump("RCA", &sd->addr, 1););
+
+ return 0;
+}
+
+#define SD_STATUS_APP_CMD BV(5)
+#define SD_STATUS_READY BV(8)
+#define SD_STATUS_CURR_MASK 0x1E00
+#define SD_STATUS_CURR_SHIFT 9
+
+#define SD_GET_STATE(status) (uint8_t)(((status) & SD_STATUS_CURR_MASK) >> SD_STATUS_CURR_SHIFT)
+
int sd_appStatus(Sd *sd)
{
ASSERT(sd);
LOG_ERR("STATUS: %lx\n", HSMCI_SR);
return -1;
}
- else
- {
- hsmci_readResp(&(sd->status), 1);
- LOG_INFOB(dump("STATUS", &(sd->status), 1););
- }
- return 0;
+ hsmci_readResp(&(sd->status), 1);
+ LOG_INFOB(dump("STATUS", &(sd->status), 1););
+
+ LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
+
+ if (sd->status & SD_STATUS_READY)
+ return 0;
+
+ return -1;
}
-int sd_getRelativeAddr(Sd *sd)
+
+INLINE int sd_cardSelection(Sd *sd, size_t rca)
{
ASSERT(sd);
- if (hsmci_sendCmd(3, 0, HSMCI_CMDR_RSPTYP_48_BIT))
+ LOG_INFO("Select RCA: %lx\n", SD_ADDR_TO_RCA(sd->addr));
+ if (hsmci_sendCmd(7, rca, HSMCI_CMDR_RSPTYP_R1B))
{
- LOG_ERR("RCA: %lx\n", HSMCI_SR);
+ LOG_ERR("SELECT_SD: %lx\n", HSMCI_SR);
return -1;
}
- else
- {
- hsmci_readResp(&sd->addr, 1);
- LOG_INFOB(dump("RCA", &sd->addr, 1););
- sd->addr = sd->addr >> 16;
- }
+ HSMCI_CHECK_BUSY();
+ hsmci_readResp(&(sd->status), 1);
+ LOG_INFOB(dump("SELECT_SD", &(sd->status), 1););
- return 0;
+ LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
+
+ if (sd->status & SD_STATUS_READY)
+ return 0;
+
+ return -1;
}
int sd_selectCard(Sd *sd)
+{
+ return sd_cardSelection(sd, SD_ADDR_TO_RCA(sd->addr));
+}
+
+int sd_deSelectCard(Sd *sd)
+{
+ uint32_t rca = 0;
+ if (!sd->addr)
+ rca = SD_ADDR_TO_RCA(sd->addr + 1);
+
+ return sd_cardSelection(sd, rca);
+}
+
+
+int sd_setBusWidth(Sd *sd, size_t len)
{
ASSERT(sd);
- LOG_INFO("Select RCA: %lx\n", SD_ADDR_TO_RCA(sd->addr));
- if (hsmci_sendCmd(7, SD_ADDR_TO_RCA(sd->addr), HSMCI_CMDR_RSPTYP_R1B))
+
+ if (hsmci_sendCmd(55, SD_ADDR_TO_RCA(sd->addr), HSMCI_CMDR_RSPTYP_48_BIT))
{
- LOG_ERR("SELECT_SD: %lx\n", HSMCI_SR);
+ LOG_ERR("APP_CMD %lx\n", HSMCI_SR);
return -1;
}
- else
+
+ uint32_t status = HSMCI_RSPR;
+ if (status & (SD_STATUS_APP_CMD | SD_STATUS_READY))
{
- HSMCI_CHECK_BUSY();
+ hsmci_setBusWidth(len);
+
+ uint8_t arg = 0;
+ if (len == 4)
+ arg = 2;
+
+ if (hsmci_sendCmd(6, arg, HSMCI_CMDR_RSPTYP_48_BIT))
+ {
+ LOG_ERR("SET_BUS_WIDTH CMD: %lx\n", HSMCI_SR);
+ return -1;
+ }
hsmci_readResp(&(sd->status), 1);
- LOG_INFOB(dump("SELECT_SD", &(sd->status), 1););
+
+ LOG_INFOB(dump("SET_BUS_WIDTH", &(sd->status), 1););
+ LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
+
+ if (sd->status & SD_STATUS_READY)
+ return 0;
}
- return 0;
+ LOG_ERR("SET_BUS_WIDTH REP %lx\n", status);
+ return -1;
}
-int sd_setBusWidth(Sd *sd, size_t len)
+
+int sd_set_BlockLen(Sd *sd, size_t len)
{
ASSERT(sd);
- if (hsmci_sendCmd(55, 0, HSMCI_CMDR_RSPTYP_48_BIT))
+ if (hsmci_sendCmd(16, len, HSMCI_CMDR_RSPTYP_48_BIT))
+ {
+ LOG_ERR("SET_BLK_LEN: %lx\n", HSMCI_SR);
+ return -1;
+ }
+
+ hsmci_readResp(&(sd->status), 1);
+
+ LOG_INFOB(dump("SET_BLK_LEN", &(sd->status), 1););
+ LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
+
+ sd->csd.blk_len = len;
+
+ if (sd->status & SD_STATUS_READY)
+ return 0;
+
+ return -1;
+}
+
+int sd_getStatus(Sd *sd, uint32_t *buf, size_t words)
+{
+ ASSERT(sd);
+
+ // Status reply with 512bit data, so the block size in byte is 64
+ hsmci_prgRxDMA(buf, words, 64);
+
+ if (hsmci_sendCmd(55, SD_ADDR_TO_RCA(sd->addr), HSMCI_CMDR_RSPTYP_48_BIT))
{
LOG_ERR("APP_CMD %lx\n", HSMCI_SR);
return -1;
}
- else
+
+ uint32_t status = HSMCI_RSPR;
+ if (status & (SD_STATUS_APP_CMD | SD_STATUS_READY))
{
- LOG_INFO("APP_CMD %lx\n", HSMCI_RSPR);
+ if (hsmci_sendCmd(13, 0, HSMCI_CMDR_RSPTYP_48_BIT |
+ BV(HSMCI_CMDR_TRDIR) | HSMCI_CMDR_TRCMD_START_DATA | HSMCI_CMDR_TRTYP_SINGLE))
+ {
+ LOG_ERR("STATUS CMD: %lx\n", HSMCI_SR);
+ return -1;
+ }
+
+ hsmci_readResp(&(sd->status), 1);
+ LOG_INFOB(dump("STATUS", &(sd->status), 1););
+ LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
+
+ if (sd->status & SD_STATUS_READY)
+ {
+ hsmci_waitTransfer();
+
+ LOG_INFOB(dump("STATUS", buf, words););
+ memset(&(sd->ssr), 0, sizeof(SDssr));
+
+ sd->ssr.bus_width = UNSTUFF_BITS(buf, 510, 2);
+ sd->ssr.card_type = UNSTUFF_BITS(buf, 480, 16);
+ sd->ssr.au_size = UNSTUFF_BITS(buf, 432, 8);
+ sd->ssr.speed_class = UNSTUFF_BITS(buf, 440, 8);
+ sd->ssr.erase_size = UNSTUFF_BITS(buf, 408, 24);
+
+ return 0;
+ }
}
+ return -1;
+}
+
- if (hsmci_sendCmd(6, len, HSMCI_CMDR_RSPTYP_48_BIT))
+
+int sd_readSingleBlock(Sd *sd, size_t index, uint32_t *buf, size_t words)
+{
+ ASSERT(sd);
+ ASSERT(buf);
+
+ hsmci_prgRxDMA(buf, words, sd->csd.blk_len);
+
+ if (hsmci_sendCmd(17, index * sd->csd.blk_len, HSMCI_CMDR_RSPTYP_48_BIT |
+ BV(HSMCI_CMDR_TRDIR) | HSMCI_CMDR_TRCMD_START_DATA | HSMCI_CMDR_TRTYP_SINGLE))
{
- LOG_ERR("SET_BUS_WIDTH: %lx\n", HSMCI_SR);
+ LOG_ERR("SIGLE_BLK_READ: %lx\n", HSMCI_SR);
return -1;
}
- else
+ hsmci_readResp(&(sd->status), 1);
+
+ LOG_INFOB(dump("SIGLE_BLK_READ", &(sd->status), 1););
+ LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
+
+ if (sd->status & SD_STATUS_READY)
{
- hsmci_readResp(&(sd->status), 1);
- LOG_INFOB(dump("SET_BUS_WIDTH", &(sd->status), 1););
+ hsmci_waitTransfer();
+ LOG_INFOB(dump("BLK", buf, words););
- HSMCI_CHECK_BUSY();
+ return words;
}
- return 0;
+ return -1;
}
-int sd_set_BlockLen(Sd *sd, size_t len)
+int sd_writeSingleBlock(Sd *sd, size_t index, uint32_t *buf, size_t words)
{
ASSERT(sd);
+ ASSERT(buf);
- if (hsmci_sendCmd(16, len, HSMCI_CMDR_RSPTYP_48_BIT))
+ hsmci_prgTxDMA(buf, words, sd->csd.blk_len);
+
+ if (hsmci_sendCmd(24, index * sd->csd.blk_len, HSMCI_CMDR_RSPTYP_48_BIT |
+ HSMCI_CMDR_TRCMD_START_DATA | HSMCI_CMDR_TRTYP_SINGLE))
{
- LOG_ERR("SET_BUS_WIDTH: %lx\n", HSMCI_SR);
+ LOG_ERR("SIGLE_BLK_WRITE: %lx\n", HSMCI_SR);
return -1;
}
- else
+ hsmci_readResp(&(sd->status), 1);
+
+ LOG_INFOB(dump("SIGLE_BLK_WR", &(sd->status), 1););
+ LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
+
+ if (sd->status & SD_STATUS_READY)
{
- hsmci_readResp(&(sd->status), 1);
- LOG_INFOB(dump("SET_BUS_WIDTH", &(sd->status), 1););
+ hsmci_waitTransfer();
+ LOG_INFOB(dump("BLK", buf, words););
- HSMCI_CHECK_BUSY();
+ return words;
}
- return 0;
+ return -1;
+}
+
+
+
+void sd_setHightSpeed(Sd *sd)
+{
+ (void)sd;
+ hsmci_setSpeed(2100000, true);
}
projects / bertos.git / blobdiff