Module Name: src
Committed By: jmcneill
Date: Sat Sep 6 12:39:27 UTC 2014
Modified Files:
src/sys/arch/arm/allwinner: awin_dma.c
Log Message:
add awin_dma_dump_regs func if DDB is defined, and print the irq # at attach
time
To generate a diff of this commit:
cvs rdiff -u -r1.1 -r1.2 src/sys/arch/arm/allwinner/awin_dma.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/allwinner/awin_dma.c
diff -u src/sys/arch/arm/allwinner/awin_dma.c:1.1 src/sys/arch/arm/allwinner/awin_dma.c:1.2
--- src/sys/arch/arm/allwinner/awin_dma.c:1.1 Sat Sep 6 00:15:34 2014
+++ src/sys/arch/arm/allwinner/awin_dma.c Sat Sep 6 12:39:27 2014
@@ -1,4 +1,4 @@
-/* $NetBSD: awin_dma.c,v 1.1 2014/09/06 00:15:34 jmcneill Exp $ */
+/* $NetBSD: awin_dma.c,v 1.2 2014/09/06 12:39:27 jmcneill Exp $ */
/*-
* Copyright (c) 2014 Jared D. McNeill <[email protected]>
@@ -26,8 +26,10 @@
* SUCH DAMAGE.
*/
+#include "opt_ddb.h"
+
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: awin_dma.c,v 1.1 2014/09/06 00:15:34 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: awin_dma.c,v 1.2 2014/09/06 12:39:27 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -76,6 +78,10 @@ static void awin_dma_attach(device_t, de
static int awin_dma_intr(void *);
+#if defined(DDB)
+void awin_dma_dump_regs(void);
+#endif
+
CFATTACH_DECL_NEW(awin_dma, sizeof(struct awin_dma_softc),
awin_dma_match, awin_dma_attach, NULL, NULL);
@@ -136,6 +142,7 @@ awin_dma_attach(device_t parent, device_
loc->loc_intr);
return;
}
+ aprint_normal_dev(self, "interrupting on irq %d\n", loc->loc_intr);
}
static int
@@ -274,3 +281,37 @@ awin_dma_transfer(struct awin_dma_channe
return 0;
}
+
+#if defined(DDB)
+void
+awin_dma_dump_regs(void)
+{
+ int i;
+
+ printf("IRQ_EN: %08X\n", DMA_READ(AWIN_DMA_IRQ_EN_REG));
+ printf("PEND_STA: %08X\n",
+ DMA_READ(AWIN_DMA_IRQ_PEND_STA_REG));
+ for (i = 0; i < NDMA_CHANNELS; i++) {
+ printf("NDMA%d CTL: %08X\n", i,
+ DMA_READ(AWIN_NDMA_REG(i) + AWIN_NDMA_CTL_REG));
+ printf("NDMA%d SRC_ADDR: %08X\n", i,
+ DMA_READ(AWIN_NDMA_REG(i) + AWIN_NDMA_SRC_ADDR_REG));
+ printf("NDMA%d DEST_ADDR: %08X\n", i,
+ DMA_READ(AWIN_NDMA_REG(i) + AWIN_NDMA_DEST_ADDR_REG));
+ printf("NDMA%d BC: %08X\n", i,
+ DMA_READ(AWIN_NDMA_REG(i) + AWIN_NDMA_BC_REG));
+ }
+ for (i = 0; i < DDMA_CHANNELS; i++) {
+ printf("DDMA%d CTL: %08X\n", i,
+ DMA_READ(AWIN_DDMA_REG(i) + AWIN_DDMA_CTL_REG));
+ printf("DDMA%d SRC_ADDR: %08X\n", i,
+ DMA_READ(AWIN_DDMA_REG(i) + AWIN_DDMA_SRC_START_ADDR_REG));
+ printf("DDMA%d DEST_ADDR: %08X\n", i,
+ DMA_READ(AWIN_DDMA_REG(i) + AWIN_DDMA_DEST_START_ADDR_REG));
+ printf("DDMA%d BC: %08X\n", i,
+ DMA_READ(AWIN_DDMA_REG(i) + AWIN_DDMA_BC_REG));
+ printf("DDMA%d PARA: %08X\n", i,
+ DMA_READ(AWIN_DDMA_REG(i) + AWIN_DDMA_PARA_REG));
+ }
+}
+#endif
