#define SD_SEND_OP_COND 0x41
#define SD_SEND_OP_COND_CRC 0xF9
-#define SD_START_DELAY ms_to_ticks(10)
-#define SD_INIT_TIMEOUT ms_to_ticks(1000)
+#define SD_START_DELAY 10
+#define SD_INIT_TIMEOUT ms_to_ticks(2000)
#define SD_IDLE_RETRIES 4
static bool sd_blockInit(Sd *sd, KFile *ch)
return true;
}
+#if CPU_CM3_SAM3X8
+
+#include <drv/hsmci_sam3.h>
+
+/* SD commands type argument response */
+ /* class 0 */
+/* This is basically the same command as for MMC with some quirks. */
+#define SD_SEND_RELATIVE_ADDR 3 /* bcr R6 */
+#define SD_SEND_IF_COND 8 /* bcr [11:0] See below R7 */
+#define SD_SWITCH_VOLTAGE 11 /* ac R1 */
+
+ /* class 10 */
+#define SD_SWITCH 6 /* adtc [31:0] See below R1 */
+
+ /* class 5 */
+#define SD_ERASE_WR_BLK_START 32 /* ac [31:0] data addr R1 */
+#define SD_ERASE_WR_BLK_END 33 /* ac [31:0] data addr R1 */
+
+ /* Application commands */
+#define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */
+#define SD_APP_SD_STATUS 13 /* adtc R1 */
+#define SD_APP_SEND_NUM_WR_BLKS 22 /* adtc R1 */
+#define SD_APP_OP_COND 41 /* bcr [31:0] OCR R3 */
+#define SD_APP_SEND_SCR 51 /* adtc R1 */
+
+/* OCR bit definitions */
+#define SD_OCR_S18R (1 << 24) /* 1.8V switching request */
+#define SD_ROCR_S18A SD_OCR_S18R /* 1.8V switching accepted by card */
+#define SD_OCR_XPC (1 << 28) /* SDXC power control */
+
+/*
+ * SD_SWITCH argument format:
+ *
+ * [31] Check (0) or switch (1)
+ * [30:24] Reserved (0)
+ * [23:20] Function group 6
+ * [19:16] Function group 5
+ * [15:12] Function group 4
+ * [11:8] Function group 3
+ * [7:4] Function group 2
+ * [3:0] Function group 1
+ */
+
+/*
+ * SD_SEND_IF_COND argument format:
+ *
+ * [31:12] Reserved (0)
+ * [11:8] Host Voltage Supply Flags
+ * [7:0] Check Pattern (0xAA)
+ */
+
+/*
+ * SCR field definitions
+ */
+
+#define SCR_SPEC_VER_0 0 /* Implements system specification 1.0 - 1.01 */
+#define SCR_SPEC_VER_1 1 /* Implements system specification 1.10 */
+#define SCR_SPEC_VER_2 2 /* Implements system specification 2.00-3.0X */
+
+#define UNSTUFF_BITS(resp, start, size) \
+ ({ \
+ const uint32_t __size = size; \
+ const uint32_t __mask = (__size < 32 ? 1 << __size : 0) - 1; \
+ const uint32_t __off = 3 - ((start) / 32); \
+ const uint32_t __shft = (start) & 31; \
+ uint32_t __res; \
+ \
+ __res = resp[__off] >> __shft; \
+ if (__size + __shft > 32) \
+ __res |= resp[__off-1] << ((32 - __shft) % 32); \
+ __res & __mask; \
+ })
+
+
+#define SD_ADDR_TO_RCA(addr) (uint32_t)(((addr) << 16) & 0xFFFF0000)
+
+#define BCD_TO_INT_32BIT(bcd) ((uint32_t )((bcd) & 0xf) * 1 + \
+ (((bcd) >> 4) & 0xf) * 10 + \
+ (((bcd) >> 8) & 0xf) * 100 + \
+ (((bcd) >> 12) & 0xf) * 1000 + \
+ (((bcd) >> 16) & 0xf) * 10000 + \
+ (((bcd) >> 20) & 0xf) * 100000 + \
+ (((bcd) >> 24) & 0xf) * 1000000 + \
+ (((bcd) >> 28) & 0xf) * 10000000) \
+
+LOG_INFOB(
+static void dump(const char *label, uint32_t *r, size_t len)
+{
+ ASSERT(r);
+ 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)
+{
+ ASSERT(csd);
+ ASSERT(resp);
+ ASSERT(len >= 4);
+
+ 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:
+ * - 0:
+ * - Version 1.01-1.10
+ * - Version 2.00/Standard Capacity
+ * - 1:
+ * - Version 2.00/High Capacity
+ * - >1: not defined.
+ */
+
+ 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->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->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);
+
+ if (UNSTUFF_BITS(resp, 46, 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;
+ }
+
+ 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->write_blk_bits = 9;
+ csd->write_partial = 0;
+ csd->write_misalign = 0;
+
+ csd->read_blk_bits = 9;
+ csd->read_partial = 0;
+ csd->read_misalign = 0;
+
+ csd->erase_size = 1;
+ // the block size if fixed to 512kb
+ csd->blk_len = (1 << csd->write_blk_bits) << 10;
+
+ return 0;
+ }
+ 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);
+
+ 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);
+}
+
+int sd_sendIfCond(void)
+{
+ if (hsmci_sendCmd(8, CMD8_V_RANGE_27V_36V, HSMCI_CMDR_RSPTYP_48_BIT))
+ {
+ LOG_ERR("IF_COND %lx\n", HSMCI_SR);
+ return -1;
+ }
+ else
+ {
+ uint32_t r = HSMCI_RSPR;
+ if ((r & 0xFFF) == CMD8_V_RANGE_27V_36V)
+ {
+ LOG_INFO("IF_COND: %lx\n", r);
+ return 0;
+ }
+ LOG_ERR("IF_COND: %lx\n", r);
+ }
+ return -1;
+}
+
+int sd_sendAppOpCond(void)
+{
+ if (hsmci_sendCmd(55, 0, HSMCI_CMDR_RSPTYP_48_BIT))
+ {
+ LOG_ERR("APP_CMD %lx\n", HSMCI_SR);
+ return -1;
+ }
+ else
+ {
+ LOG_INFO("APP_CMD %lx\n", HSMCI_RSPR);
+ }
+
+ if (hsmci_sendCmd(41, SD_HOST_VOLTAGE_RANGE | SD_OCR_CCS, HSMCI_CMDR_RSPTYP_48_BIT))// se cmd 8 va ok.
+ {
+ LOG_ERR("APP_OP_COND %lx\n", HSMCI_SR);
+ return -1;
+ }
+ else
+ {
+ uint32_t status = HSMCI_RSPR;
+ if (status & SD_OCR_BUSY)
+ {
+ LOG_INFO("SD power up! Hight Capability [%d]\n", (bool)(status & SD_OCR_CCS));
+ return 0;
+ }
+
+ LOG_ERR("sd not ready.\n");
+ }
+
+ return -1;
+}
+
+
+int sd_getCid(Sd *sd, uint32_t addr, uint8_t flag)
+{
+ ASSERT(sd);
+ memset(&(sd->cid), 0, sizeof(SDcid));
+
+ uint8_t idx = 9; // CMD9 get cid from gived sd address (RCA)
+ if (flag & SD_SEND_ALL_CID)
+ idx = 2;
+
+
+ if (hsmci_sendCmd(idx, SD_ADDR_TO_RCA(addr), HSMCI_CMDR_RSPTYP_136_BIT))
+ {
+ LOG_ERR("GET_CID %lx\n", HSMCI_SR);
+ return -1;
+ }
+ else
+ {
+ uint32_t resp[4];
+ 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);
+ }
+
+ return 0;
+}
+
+int sd_getCsd(Sd *sd)
+{
+ ASSERT(sd);
+ memset(&(sd->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))
+ {
+ LOG_ERR("GET_CSD %lx\n", HSMCI_SR);
+ return -1;
+ }
+ else
+ {
+ uint32_t resp[4];
+ hsmci_readResp(resp, 4);
+ LOG_INFOB(dump("CSD", resp, 4););
+ sd_decodeCsd(&(sd->csd), resp, 4);
+ }
+
+ 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_INFO("Send to RCA: %lx\n", SD_ADDR_TO_RCA(sd->addr));
+ if (hsmci_sendCmd(13, SD_ADDR_TO_RCA(sd->addr), HSMCI_CMDR_RSPTYP_48_BIT))
+ {
+ LOG_ERR("STATUS: %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)
+ return 0;
+
+ return -1;
+}
+
+
+INLINE int sd_cardSelection(Sd *sd, size_t rca)
+{
+ ASSERT(sd);
+ LOG_INFO("Select RCA: %lx\n", SD_ADDR_TO_RCA(sd->addr));
+ if (hsmci_sendCmd(7, rca, HSMCI_CMDR_RSPTYP_R1B))
+ {
+ LOG_ERR("SELECT_SD: %lx\n", HSMCI_SR);
+ return -1;
+ }
+
+ HSMCI_CHECK_BUSY();
+ hsmci_readResp(&(sd->status), 1);
+ LOG_INFOB(dump("SELECT_SD", &(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_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);
+
+ 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;
+ }
+
+ uint32_t status = HSMCI_RSPR;
+ if (status & (SD_STATUS_APP_CMD | SD_STATUS_READY))
+ {
+ 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("SET_BUS_WIDTH", &(sd->status), 1););
+ LOG_INFO("State[%d]\n", SD_GET_STATE(sd->status));
+
+ if (sd->status & SD_STATUS_READY)
+ return 0;
+ }
+
+ LOG_ERR("SET_BUS_WIDTH REP %lx\n", status);
+ return -1;
+}
+
+
+int sd_set_BlockLen(Sd *sd, size_t len)
+{
+ ASSERT(sd);
+
+ 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;
+ }
+
+ uint32_t status = HSMCI_RSPR;
+ if (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))
+ {
+ 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;
+}
+
+
+
+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("SIGLE_BLK_READ: %lx\n", HSMCI_SR);
+ return -1;
+ }
+ 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_waitTransfer();
+ LOG_INFOB(dump("BLK", buf, words););
+
+ return words;
+ }
+
+ return -1;
+}
+
+
+
+void sd_setHightSpeed(Sd *sd)
+{
+ hsmci_setSpeed(2100000, true);
+}
+
+
+#endif
+
+
bool sd_initUnbuf(Sd *sd, KFile *ch)
{
if (sd_blockInit(sd, ch))
return false;
}
+
+
projects / bertos.git / blobdiff