X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fcpu%2Fcortex-m3%2Fdrv%2Fhsmci_sam3.c;h=9d3356df23c15e66aeef570e5ecaed73ca4d7e18;hb=4229991b9a3b7cc09ef8899e02fb12f7075fe28f;hp=318c8bae0404bc849d774e041240bfac9c5e5a78;hpb=a007449cb1305da1d1052f2fa65d6c92f737537e;p=bertos.git

diff --git a/bertos/cpu/cortex-m3/drv/hsmci_sam3.c b/bertos/cpu/cortex-m3/drv/hsmci_sam3.c
index 318c8bae..9d3356df 100644
--- a/bertos/cpu/cortex-m3/drv/hsmci_sam3.c
+++ b/bertos/cpu/cortex-m3/drv/hsmci_sam3.c
@@ -68,7 +68,7 @@
 	} while (!(HSMCI_SR & BV(HSMCI_SR_RXRDY)))
 
 
-static Dmac dmac;
+#define HSMCI_DMAC_CH    0
 
 static DECLARE_ISR(hsmci_irq)
 {
@@ -119,12 +119,9 @@ void hsmci_write(const uint32_t *buf, size_t word_num, size_t blk_size)
 						DMAC_CTRLB_FC_MEM2PER_DMA_FC |
 						DMAC_CTRLB_DST_INCR_FIXED | DMAC_CTRLB_SRC_INCR_INCREMENTING;
 
-	ASSERT(!(DMAC_CHSR & BV(DMAC_CHSR_ENA0)));
-	DMAC_CHER = BV(DMAC_CHER_ENA0);
-
-	dmac_setSources(&dmac, 0, (uint32_t)buf, (uint32_t)&HSMCI_TDR,  word_num);
-	dmac_configureDmac(&dmac, 0, cfg, ctrla, ctrlb);
-	dmac_start(&dmac, 0);
+	dmac_setSources(HSMCI_DMAC_CH, (uint32_t)buf, (uint32_t)&HSMCI_TDR);
+	dmac_configureDmac(HSMCI_DMAC_CH, word_num, cfg, ctrla, ctrlb);
+	dmac_start(HSMCI_DMAC_CH);
 }
 
 void hsmci_read(uint32_t *buf, size_t word_num, size_t blk_size)
@@ -138,9 +135,9 @@ void hsmci_read(uint32_t *buf, size_t word_num, size_t blk_size)
 						DMAC_CTRLB_FC_PER2MEM_DMA_FC |
 						DMAC_CTRLB_DST_INCR_INCREMENTING | DMAC_CTRLB_SRC_INCR_FIXED;
 
-	dmac_setSources(&dmac, 0, (uint32_t)&HSMCI_RDR, (uint32_t)buf, word_num);
-	dmac_configureDmac(&dmac, 0, cfg, ctrla, ctrlb);
-	dmac_start(&dmac, 0);
+	dmac_setSources(HSMCI_DMAC_CH, (uint32_t)&HSMCI_RDR, (uint32_t)buf);
+	dmac_configureDmac(HSMCI_DMAC_CH, word_num, cfg, ctrla, ctrlb);
+	dmac_start(HSMCI_DMAC_CH);
 }
 
 
@@ -182,5 +179,5 @@ void hsmci_init(Hsmci *hsmci)
 	HSMCI_CR = BV(HSMCI_CR_MCIEN);
 	HSMCI_DMA = 0;
 
-	dmac_init(&dmac);
+	dmac_enableCh(HSMCI_DMAC_CH, NULL);
 }