+#define HSMCI_WRITE_DMAC_CFG (BV(DMAC_CFG_DST_H2SEL) | \
+ BV(DMAC_CFG_SOD) | \
+ ((0 << DMAC_CFG_DST_PER_SHIFT) & DMAC_CFG_DST_PER_MASK) | \
+ (0 & DMAC_CFG_SRC_PER_MASK))
+
+#define HSMCI_WRITE_DMAC_CTRLB (BV(DMAC_CTRLB_SRC_DSCR) | BV(DMAC_CTRLB_DST_DSCR) | \
+ DMAC_CTRLB_FC_MEM2PER_DMA_FC | \
+ DMAC_CTRLB_DST_INCR_FIXED | DMAC_CTRLB_SRC_INCR_INCREMENTING)
+
+#define HSMCI_WRITE_DMAC_CTRLA (DMAC_CTRLA_SRC_WIDTH_WORD | \
+ DMAC_CTRLA_DST_WIDTH_WORD)
+
+#define HSMCI_READ_DMAC_CFG (BV(DMAC_CFG_SRC_H2SEL) | \
+ BV(DMAC_CFG_SOD) | \
+ ((0 << DMAC_CFG_DST_PER_SHIFT) & DMAC_CFG_DST_PER_MASK) | \
+ (0 & DMAC_CFG_SRC_PER_MASK))
+
+#define HSMCI_READ_DMAC_CTRLB (BV(DMAC_CTRLB_SRC_DSCR) | BV(DMAC_CTRLB_DST_DSCR) | \
+ DMAC_CTRLB_FC_PER2MEM_DMA_FC | \
+ DMAC_CTRLB_DST_INCR_INCREMENTING | DMAC_CTRLB_SRC_INCR_FIXED)
+
+#define HSMCI_READ_DMAC_CTRLA (DMAC_CTRLA_SRC_WIDTH_WORD | \
+ DMAC_CTRLA_DST_WIDTH_WORD)
+
+
+void hsmci_write(const uint32_t *buf, size_t word_num, size_t blk_size)
+{
+ HSMCI_DMA |= BV(HSMCI_DMA_DMAEN);
+ HSMCI_BLKR = (blk_size << HSMCI_BLKR_BLKLEN_SHIFT) & ~0x30000;
+
+ dmac_setSources(HSMCI_DMAC_CH, (uint32_t)buf, (uint32_t)&HSMCI_TDR);
+ dmac_configureDmac(HSMCI_DMAC_CH, word_num, HSMCI_WRITE_DMAC_CFG, HSMCI_WRITE_DMAC_CTRLA, HSMCI_WRITE_DMAC_CTRLB);
+ dmac_start(HSMCI_DMAC_CH);
+}
+
+void hsmci_read(uint32_t *buf, size_t word_num, size_t blk_size)
+{
+ HSMCI_DMA |= BV(HSMCI_DMA_DMAEN);
+ HSMCI_BLKR = blk_size << HSMCI_BLKR_BLKLEN_SHIFT;
+
+ dmac_setSources(HSMCI_DMAC_CH, (uint32_t)&HSMCI_RDR, (uint32_t)buf);
+ dmac_configureDmac(HSMCI_DMAC_CH, word_num, HSMCI_READ_DMAC_CFG, HSMCI_READ_DMAC_CTRLA, HSMCI_READ_DMAC_CTRLB);
+ dmac_start(HSMCI_DMAC_CH);
+}
+
+
+void hsmci_waitTransfer(void)
+{
+ while (!(HSMCI_SR & BV(HSMCI_SR_XFRDONE)))
+ cpu_relax();
+}
+
+void hsmci_setSpeed(uint32_t data_rate, int flag)
+{
+ if (flag & HSMCI_HS_MODE)
+ HSMCI_CFG |= BV(HSMCI_CFG_HSMODE);
+ else
+ HSMCI_CFG &= ~BV(HSMCI_CFG_HSMODE);
+
+ HSMCI_DTOR = 0xF8 | HSMCI_DTOR_DTOMUL_1;
+ HSMCI_CSTOR = 0xF8 | HSMCI_CSTOR_CSTOMUL_1;
+ HSMCI_MR = HSMCI_CLK_DIV(data_rate) | BV(HSMCI_MR_RDPROOF) | BV(HSMCI_MR_WRPROOF);
+
+ timer_delay(10);
+}
+