* invalidate any other reasons why the executable file might be covered by
* the GNU General Public License.
*
- * Copyright 2007 Develer S.r.l. (http://www.develer.com/)
+ * Copyright 2011 Develer S.r.l. (http://www.develer.com/)
* -->
*
* \brief Function library for secure digital memory.
*
- * \author Francesco Sacchi <batt@develer.com>
+ * \author Daniele Basile <asterix@develer.com>
*/
#include <string.h> /* memset */
+#define SD_SEND_ALL_CID BV(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_CARD_IS_LOCKED BV(25)
+#define SD_OCR_CCS BV(30) /**< SD Card Capacity Status (CCS) */
+#define SD_OCR_BUSY BV(31) /**< SD/MMC Card power up status bit (busy) */
+
+#define SD_OCR_VDD_27_28 BV(15)
+#define SD_OCR_VDD_28_29 BV(16)
+#define SD_OCR_VDD_29_30 BV(17)
+#define SD_OCR_VDD_30_31 BV(18)
+#define SD_OCR_VDD_31_32 BV(19)
+#define SD_OCR_VDD_32_33 BV(20)
+
+
+#define SD_HOST_VOLTAGE_RANGE (SD_OCR_VDD_27_28 | \
+ SD_OCR_VDD_28_29 | \
+ SD_OCR_VDD_29_30 | \
+ SD_OCR_VDD_30_31 | \
+ SD_OCR_VDD_31_32 | \
+ SD_OCR_VDD_32_33)
+
+
+#define CMD8_V_RANGE_CHECK_PAT 0xAA
+#define CMD8_V_RANGE_27V_36V (0x100 | CMD8_V_RANGE_CHECK_PAT)
+#define CMD8_V_RANGE_LOW (0x1000 | CMD8_V_RANGE_CHECK_PAT)
+#define CMD8_V_ECHO_REPLY 0xFF
+#define CMD8_SUPP_V_RANGE_REPLY 0xFF00
+
+#define SD_STATUS_ERROR BV(19)
+
+#define SD_GET_ERRORS(status) ((status) & 0xFFF80000)
#define SD_ADDR_TO_RCA(addr) (uint32_t)(((addr) << 16) & 0xFFFF0000)
-#define SD_GET_STATE(status) (uint8_t)(((status) & SD_STATUS_CURR_MASK) >> SD_STATUS_CURR_SHIFT)
+#define SD_GET_STATE(status) (uint8_t)(((status) & 0x1E00) >> 9)
static const uint32_t tran_exp[] =
{
- 10000, 100000, 1000000, 10000000,
- 0, 0, 0, 0
+ 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,
+ 0, 10, 12, 13, 15, 20, 25, 30,
+ 35, 40, 45, 50, 55, 60, 70, 80,
};
+void sd_dumpCsd(SdCSD *csd);
+void sd_dumpCid(SdCID *cid);
+void sd_dumpSsr(SdSSR *ssr);
+
+void sd_sendInit(void);
+void sd_goIdle(void);
+int sd_sendIfCond(Sd *sd);
+int sd_sendAppOpCond(Sd *sd);
+
+int sd_getCid(Sd *sd, SdCID *cid, uint32_t addr, uint8_t flag);
+int sd_getCsd(Sd *sd, SdCSD *csd);
+int sd_getSrc(Sd *sd);
+
+int sd_appStatus(Sd *sd);
+int sd_getRelativeAddr(Sd *sd);
+int sd_getStatus(Sd *sd, SdSSR *ssr, uint32_t *buf, size_t words);
+
+int sd_selectCard(Sd *sd);
+int sd_deSelectCard(Sd *sd);
+int sd_setBusWidth(Sd *sd, size_t len);
+int sd_set_BlockLen(Sd *sd, size_t len);
+void sd_setHightSpeed(Sd *sd);
+
+
+INLINE int sd_setBus4bit(Sd *sd)
+{
+ return sd_setBusWidth(sd, 4);
+}
+
+INLINE int sd_setBus1bit(Sd *sd)
+{
+ return sd_setBusWidth(sd, 1);
+}
+
+
LOG_INFOB(
static void dump(const char *label, uint32_t *r, size_t len)
{
}
)
+void sd_dumpCsd(SdCSD *csd)
+{
+ ASSERT(csd);
+
+ LOG_INFO("VERSION: %d.0\n", csd->structure ? 2 : 1);
+ LOG_INFO("CARD COMMAND CLASS: %d\n", csd->ccc);
+ LOG_INFO("MAX DATA RATE: %ld\n", csd->max_data_rate);
+ LOG_INFO("WRITE BLK LEN BITS: %ld\n", csd->write_blk_bits);
+ LOG_INFO("READ BLK LEN BITS: %ld\n", csd->read_blk_bits);
+ LOG_INFO("ERASE SIZE: %ld\n", csd->erase_size);
+ LOG_INFO("BLK NUM: %ld\n", csd->block_num);
+ LOG_INFO("BLK LEN: %ld\n", csd->block_len);
+ LOG_INFO("CAPACITY %ld\n", csd->capacity);
+ LOG_INFO("FLAG Write: WP %d, W MISALIGN %d\n", csd->write_partial, csd->write_misalign);
+ LOG_INFO("FLAG Read: RP %d, R MISALIGN %d\n", csd->read_partial, csd->read_misalign);
+
+}
+
+void sd_dumpCid(SdCID *cid)
+{
+ ASSERT(cid);
+
+ LOG_INFO("MANFID: %d\n", cid->manfid);
+ LOG_INFO("OEMID: %d\n", cid->oemid);
+ LOG_INFO("SERIAL: %ld\n", cid->serial);
+ LOG_INFO("PROD_NAME: %s\n", cid->prod_name);
+ LOG_INFO("REV: %d.%d\n", cid->m_rev, cid->l_rev);
+ LOG_INFO("OFF,Y,M: %lx, %ld %ld\n", cid->year_off, (BCD_TO_INT_32BIT(cid->year_off) / 12) + 2000,
+ (BCD_TO_INT_32BIT(cid->year_off) % 12));
+}
+
+void sd_dumpSsr(SdSSR *ssr)
+{
+ ASSERT(ssr);
-static int sd_decodeCsd(SDcsd *csd, uint32_t *resp, size_t len)
+ LOG_INFO("BUS_WIDTH: %d\n", ssr->bus_width);
+ LOG_INFO("TYPE: %d\n", ssr->card_type);
+ LOG_INFO("AU_TYPE: %d\n", ssr->au_size);
+ LOG_INFO("ERASE_SIZE: %d\n", ssr->erase_size);
+ LOG_INFO("SPEED_CLASS: %d\n", ssr->speed_class);
+}
+
+
+static int sd_decodeCsd(SdCSD *csd, uint32_t *resp, size_t len)
{
ASSERT(csd);
ASSERT(resp);
ASSERT(len >= 4);
- csd->structure = UNSTUFF_BITS(resp, 126, 2);
+ 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->max_data_rate = tran_exp[UNSTUFF_BITS(resp, 96, 3)] * tran_mant[UNSTUFF_BITS(resp, 99, 4)];
/*
* CSD structure:
* - >1: not defined.
*/
- if (csd->structure == 0)
+ if (csd->structure == 0)
{
// (C_size + 1) x 2^(C_SIZE_MUL+2)
- csd->blk_num = (1 + UNSTUFF_BITS(resp, 62, 12)) << (UNSTUFF_BITS(resp, 47, 3) + 2);
+ csd->block_num = (1 + UNSTUFF_BITS(resp, 62, 12)) << (UNSTUFF_BITS(resp, 47, 3) + 2);
csd->read_blk_bits = UNSTUFF_BITS(resp, 80, 4);
csd->write_blk_bits = UNSTUFF_BITS(resp, 22, 4);
- csd->blk_len = 1 << csd->read_blk_bits;
- csd->capacity = csd->blk_num * csd->blk_len;
+ csd->block_len = 1 << csd->read_blk_bits;
+ csd->capacity = csd->block_num * csd->block_len;
- csd->read_partial = UNSTUFF_BITS(resp, 79, 1);
- csd->read_misalign = UNSTUFF_BITS(resp, 77, 1);
+ csd->read_partial = UNSTUFF_BITS(resp, 79, 1);
+ csd->read_misalign = UNSTUFF_BITS(resp, 77, 1);
- csd->write_misalign = UNSTUFF_BITS(resp, 78, 1);
- csd->write_partial = UNSTUFF_BITS(resp, 21, 1);
+ csd->write_misalign = UNSTUFF_BITS(resp, 78, 1);
+ csd->write_partial = UNSTUFF_BITS(resp, 21, 1);
- if (UNSTUFF_BITS(resp, 46, 1))
+ if (UNSTUFF_BITS(resp, 46, 1))
{
- csd->erase_size = 1;
- }
+ csd->erase_size = 1;
+ }
else if(csd->write_blk_bits >= 9)
{
- csd->erase_size = UNSTUFF_BITS(resp, 39, 7) + 1;
- csd->erase_size <<= csd->write_blk_bits - 9;
- }
+ csd->erase_size = UNSTUFF_BITS(resp, 39, 7) + 1;
+ csd->erase_size <<= csd->write_blk_bits - 9;
+ }
return 0;
}
else if (csd->structure == 1)
{
kprintf("csize %ld\n", UNSTUFF_BITS(resp, 48, 22));
- csd->capacity = (1 + UNSTUFF_BITS(resp, 48, 22)) << 10;
+ csd->capacity = (1 + UNSTUFF_BITS(resp, 48, 22)) << 10;
csd->write_blk_bits = 9;
csd->write_partial = 0;
- csd->write_misalign = 0;
+ csd->write_misalign = 0;
csd->read_blk_bits = 9;
csd->read_partial = 0;
- csd->read_misalign = 0;
+ csd->read_misalign = 0;
- csd->erase_size = 1;
+ csd->erase_size = 1;
// the block size if fixed to 512kb
- csd->blk_len = (1 << csd->write_blk_bits) << 10;
+ csd->block_len = (1 << csd->write_blk_bits) << 10;
- return 0;
+ return 0;
}
- else
+ else
{
- kprintf("Unrecognised CSD structure version %d\n", csd->structure);
- return -1;
- }
-
- return 0;
-}
-
-
-void sd_dumpCsd(Sd *sd)
-{
- ASSERT(sd);
-
- 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);
- LOG_INFO("BLK NUM: %ld\n", sd->csd.blk_num);
- LOG_INFO("BLK LEN: %ld\n", sd->csd.blk_len);
- LOG_INFO("CAPACITY %ld\n", sd->csd.capacity);
- LOG_INFO("FLAG Write: WP %d, W MISALIGN %d\n", sd->csd.write_partial, sd->csd.write_misalign);
- LOG_INFO("FLAG Read: RP %d, R MISALIGN %d\n", sd->csd.read_partial, sd->csd.read_misalign);
-
-}
-
-void sd_dumpCid(Sd *sd)
-{
- ASSERT(sd);
-
- LOG_INFO("MANFID: %d\n", sd->cid.manfid);
- LOG_INFO("OEMID: %d\n", sd->cid.oemid);
- LOG_INFO("SERIAL: %ld\n", sd->cid.serial);
- LOG_INFO("PROD_NAME: %s\n", sd->cid.prod_name);
- LOG_INFO("REV: %d.%d\n", sd->cid.m_rev, sd->cid.l_rev);
- LOG_INFO("OFF,Y,M: %lx, %ld %ld\n", sd->cid.year_off, (BCD_TO_INT_32BIT(sd->cid.year_off) / 12) + 2000,
- (BCD_TO_INT_32BIT(sd->cid.year_off) % 12));
-}
-
-void sd_dumpSsr(Sd *sd)
-{
- ASSERT(sd);
+ kprintf("Unrecognised CSD structure version %d\n", csd->structure);
+ return -1;
+ }
- 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);
+ return 0;
}
-
void sd_sendInit(void)
{
hsmci_init(NULL); //TODO: REMOVE IT!
return 0;
}
LOG_ERR("IF_COND: %lx\n", (sd->status));
-
return -1;
}
LOG_INFO("SD power up! Hight Capability [%d]\n", (bool)((sd->status) & SD_OCR_CCS));
return 0;
}
-
- LOG_ERR("sd not ready.\n");
}
}
}
-int sd_getCid(Sd *sd, uint32_t addr, uint8_t flag)
+int sd_getCid(Sd *sd, SdCID *cid, uint32_t addr, uint8_t flag)
{
ASSERT(sd);
- memset(&(sd->cid), 0, sizeof(SDcid));
+ ASSERT(cid);
+ memset(cid, 0, sizeof(SdCID));
uint8_t idx = 9; // CMD9 get cid from gived sd address (RCA)
if (flag & SD_SEND_ALL_CID)
hsmci_readResp(resp, 4);
LOG_INFOB(dump("CID", resp, 4););
- sd->cid.manfid = UNSTUFF_BITS(resp, 120, 8);
- sd->cid.oemid = UNSTUFF_BITS(resp, 104, 16);
- sd->cid.prod_name[0] = UNSTUFF_BITS(resp, 96, 8);
- sd->cid.prod_name[1] = UNSTUFF_BITS(resp, 88, 8);
- sd->cid.prod_name[2] = UNSTUFF_BITS(resp, 80, 8);
- sd->cid.prod_name[3] = UNSTUFF_BITS(resp, 72, 8);
- sd->cid.prod_name[4] = UNSTUFF_BITS(resp, 64, 8);
- sd->cid.m_rev = UNSTUFF_BITS(resp, 60, 4);
- sd->cid.l_rev = UNSTUFF_BITS(resp, 56, 4);
- sd->cid.serial = (uint32_t)UNSTUFF_BITS(resp, 24, 32);
- sd->cid.year_off = UNSTUFF_BITS(resp, 8, 12);
+ cid->manfid = UNSTUFF_BITS(resp, 120, 8);
+ cid->oemid = UNSTUFF_BITS(resp, 104, 16);
+ cid->prod_name[0] = UNSTUFF_BITS(resp, 96, 8);
+ cid->prod_name[1] = UNSTUFF_BITS(resp, 88, 8);
+ cid->prod_name[2] = UNSTUFF_BITS(resp, 80, 8);
+ cid->prod_name[3] = UNSTUFF_BITS(resp, 72, 8);
+ cid->prod_name[4] = UNSTUFF_BITS(resp, 64, 8);
+ cid->m_rev = UNSTUFF_BITS(resp, 60, 4);
+ cid->l_rev = UNSTUFF_BITS(resp, 56, 4);
+ cid->serial = (uint32_t)UNSTUFF_BITS(resp, 24, 32);
+ cid->year_off = UNSTUFF_BITS(resp, 8, 12);
}
return 0;
}
-int sd_getCsd(Sd *sd)
+int sd_getCsd(Sd *sd, SdCSD *csd)
{
ASSERT(sd);
- memset(&(sd->csd), 0, sizeof(SDcsd));
+ ASSERT(csd);
+ memset(csd, 0, sizeof(SdCSD));
LOG_INFO("Send to RCA: %lx\n", SD_ADDR_TO_RCA(sd->addr));
if (hsmci_sendCmd(9, SD_ADDR_TO_RCA(sd->addr), HSMCI_CMDR_RSPTYP_136_BIT))
uint32_t resp[4];
hsmci_readResp(resp, 4);
LOG_INFOB(dump("CSD", resp, 4););
- sd_decodeCsd(&(sd->csd), resp, 4);
+ sd_decodeCsd(csd, resp, 4);
}
return 0;
if (hsmci_sendCmd(13, SD_ADDR_TO_RCA(sd->addr), HSMCI_CMDR_RSPTYP_48_BIT))
{
LOG_ERR("STATUS: %lx\n", HSMCI_SR);
+ sd->status |= SD_STATUS_ERROR;
return -1;
}
if (hsmci_sendCmd(7, rca, HSMCI_CMDR_RSPTYP_R1B))
{
LOG_ERR("SELECT_SD: %lx\n", HSMCI_SR);
+ sd->status |= SD_STATUS_ERROR;
return -1;
}
hsmci_readResp(&(sd->status), 1);
if ((sd->status) & (SD_STATUS_APP_CMD | SD_STATUS_READY))
{
- hsmci_setBusWidth(len);
uint8_t arg = 0;
if (len == 4)
LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
if (sd->status & SD_STATUS_READY)
+ {
+ hsmci_setBusWidth(len);
return 0;
+ }
}
LOG_ERR("SET_BUS_WIDTH REP %lx\n", (sd->status));
LOG_INFOB(dump("SET_BLK_LEN", &(sd->status), 1););
LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
- sd->csd.blk_len = len;
+ sd->b.blk_size = len;
if (sd->status & SD_STATUS_READY)
return 0;
return -1;
}
-int sd_getStatus(Sd *sd, uint32_t *buf, size_t words)
+int sd_getStatus(Sd *sd, SdSSR *ssr, uint32_t *buf, size_t words)
{
ASSERT(sd);
+ ASSERT(ssr);
// Status reply with 512bit data, so the block size in byte is 64
- hsmci_prgRxDMA(buf, words, 64);
+ hsmci_read(buf, words, 64);
if (hsmci_sendCmd(55, SD_ADDR_TO_RCA(sd->addr), HSMCI_CMDR_RSPTYP_48_BIT))
{
return -1;
}
- uint32_t status = HSMCI_RSPR;
- if (status & (SD_STATUS_APP_CMD | SD_STATUS_READY))
+ hsmci_readResp(&(sd->status), 1);
+ if (sd->status & (SD_STATUS_APP_CMD | SD_STATUS_READY))
{
if (hsmci_sendCmd(13, 0, HSMCI_CMDR_RSPTYP_48_BIT |
BV(HSMCI_CMDR_TRDIR) | HSMCI_CMDR_TRCMD_START_DATA | HSMCI_CMDR_TRTYP_SINGLE))
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);
+ memset(ssr, 0, sizeof(SdSSR));
+ ssr->bus_width = UNSTUFF_BITS(buf, 510, 2);
+ ssr->card_type = UNSTUFF_BITS(buf, 480, 16);
+ ssr->au_size = UNSTUFF_BITS(buf, 432, 8);
+ ssr->speed_class = UNSTUFF_BITS(buf, 440, 8);
+ ssr->erase_size = UNSTUFF_BITS(buf, 408, 24);
return 0;
}
void sd_setHightSpeed(Sd *sd)
{
(void)sd;
- hsmci_setSpeed(2100000, true);
+ hsmci_setSpeed(HSMCI_HIGH_SPEED, HSMCI_HS_MODE);
}
static size_t sd_SdReadDirect(struct KBlock *b, block_idx_t idx, void *buf, size_t offset, size_t size)
{
ASSERT(buf);
+ ASSERT(!((uint32_t)buf & 0x3));
+
Sd *sd = SD_CAST(b);
LOG_INFO("reading from block %ld, offset %d, size %d\n", idx, offset, size);
- if (sd_selectCard(sd) < 0)
- return -1;
-
- hsmci_prgRxDMA(buf, size / 4, sd->csd.blk_len);
+ hsmci_waitTransfer();
+ hsmci_read(buf, size / 4, sd->b.blk_size);
- if (hsmci_sendCmd(17, idx * sd->csd.blk_len + offset, HSMCI_CMDR_RSPTYP_48_BIT |
+ if (hsmci_sendCmd(17, idx * sd->b.blk_size + offset, HSMCI_CMDR_RSPTYP_48_BIT |
BV(HSMCI_CMDR_TRDIR) | HSMCI_CMDR_TRCMD_START_DATA | HSMCI_CMDR_TRTYP_SINGLE))
{
LOG_ERR("SIGLE_BLK_READ: %lx\n", HSMCI_SR);
- sd_deSelectCard(sd);
return -1;
}
if (sd->status & SD_STATUS_READY)
{
hsmci_waitTransfer();
- sd_deSelectCard(sd);
return size;
}
-
- sd_deSelectCard(sd);
return -1;
}
static size_t sd_SdWriteDirect(KBlock *b, block_idx_t idx, const void *buf, size_t offset, size_t size)
{
ASSERT(buf);
+ ASSERT(!((uint32_t)buf & 0x3));
+
Sd *sd = SD_CAST(b);
const uint32_t *_buf = (const uint32_t *)buf;
- LOG_INFO("reading from block %ld, offset %d, size %d\n", idx, offset, size);
-
- if (sd_selectCard(sd) < 0)
- return 0;
+ LOG_INFO("writing block %ld, offset %d, size %d\n", idx, offset, size);
- hsmci_prgTxDMA(_buf, size / 4, sd->csd.blk_len);
+ hsmci_waitTransfer();
+ hsmci_write(_buf, size / 4, sd->b.blk_size);
- if (hsmci_sendCmd(24, idx * sd->csd.blk_len + offset, HSMCI_CMDR_RSPTYP_48_BIT |
+ if (hsmci_sendCmd(24, idx * sd->b.blk_size + offset, HSMCI_CMDR_RSPTYP_48_BIT |
HSMCI_CMDR_TRCMD_START_DATA | HSMCI_CMDR_TRTYP_SINGLE))
{
LOG_ERR("SIGLE_BLK_WRITE: %lx\n", HSMCI_SR);
- sd_deSelectCard(sd);
return -1;
}
if (sd->status & SD_STATUS_READY)
{
- hsmci_waitTransfer();
- sd_deSelectCard(sd);
return size;
}
- sd_deSelectCard(sd);
return -1;
}
static int sd_SdError(KBlock *b)
{
Sd *sd = SD_CAST(b);
- return 0;//sd->status;
+ return SD_GET_ERRORS(sd->status);
}
static void sd_SdClearerr(KBlock *b)
static bool sd_blockInit(Sd *sd, KFile *ch)
{
+ (void)ch;
ASSERT(sd);
memset(sd, 0, sizeof(*sd));
DB(sd->b.priv.type = KBT_SD);
if (sd_power_on)
{
- if(sd_getCid(sd, 0, SD_SEND_ALL_CID) < 0)
+ SdCID cid;
+ if(sd_getCid(sd, &cid, 0, SD_SEND_ALL_CID) < 0)
return false;
else
{
- sd_dumpCid(sd);
+ sd_dumpCid(&cid);
}
if (sd_getRelativeAddr(sd) < 0)
LOG_INFO("RCA: %0lx\n", sd->addr);
}
-
- if (sd_getCsd(sd) < 0)
+ SdCSD csd;
+ if (sd_getCsd(sd, &csd) < 0)
return false;
else
{
- sd_dumpCsd(sd);
+ sd->b.blk_cnt = csd.block_num * (csd.block_len / SD_DEFAULT_BLOCKLEN);
+ LOG_INFO("blk_size %d, blk_cnt %ld\n", sd->b.blk_size, sd->b.blk_cnt);
+ sd_dumpCsd(&csd);
}
if (sd_appStatus(sd) < 0)
return false;
}
- if (sd->status & SD_READY_FOR_DATA)
+ if (sd->status & SD_STATUS_READY)
{
sd_selectCard(sd);
sd_set_BlockLen(sd, SD_DEFAULT_BLOCKLEN);
sd_setBus4bit(sd);
sd_setHightSpeed(sd);
- sd_deSelectCard(sd);
-
- sd->b.blk_size = SD_DEFAULT_BLOCKLEN;
- sd->b.blk_cnt = sd->csd.blk_num * (sd->csd.blk_len / SD_DEFAULT_BLOCKLEN);
- LOG_INFO("blk_size %d, blk_cnt %ld\n", sd->b.blk_size, sd->b.blk_cnt);
#if CONFIG_SD_AUTOASSIGN_FAT
disk_assignDrive(&sd->b, 0);
return true;
}
}
-
+ LOG_ERR("SD not ready.\n");
return false;
}
projects / bertos.git / blobdiff