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| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-03-27 02:07:51 +0000 |
|---|---|---|
| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-03-27 02:07:51 +0000 |
| commit | f636ee02124366885a669d2434e408e43ad08ebf (patch) | |
| tree | 28848182f4410fefb633bf2ef3da6c17628efd9a /nuttx/arch/arm/src/sam3u/sam3u_dmac.h | |
| parent | 055617cdf4b31f891d727786682e3343cc67046b (diff) | |
| download | px4-nuttx-f636ee02124366885a669d2434e408e43ad08ebf.tar.gz px4-nuttx-f636ee02124366885a669d2434e408e43ad08ebf.tar.bz2 px4-nuttx-f636ee02124366885a669d2434e408e43ad08ebf.zip | |
A little more DMA logic
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2556 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/arm/src/sam3u/sam3u_dmac.h')
| -rwxr-xr-x | nuttx/arch/arm/src/sam3u/sam3u_dmac.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/sam3u/sam3u_dmac.h b/nuttx/arch/arm/src/sam3u/sam3u_dmac.h index 723529eff..874e710cd 100755 --- a/nuttx/arch/arm/src/sam3u/sam3u_dmac.h +++ b/nuttx/arch/arm/src/sam3u/sam3u_dmac.h @@ -263,6 +263,7 @@ # define DMAC_EBC_ERR1 (1 << (DMAC_EBC_ERR_SHIFT+1))
# define DMAC_EBC_ERR2 (1 << (DMAC_EBC_ERR_SHIFT+2))
# define DMAC_EBC_ERR3 (1 << (DMAC_EBC_ERR_SHIFT+3))
+#define DMAC_DBC_ERR_ALLINTS (0x000f0f0f)
/* DMAC Channel Handler Enable Register */
@@ -297,6 +298,7 @@ # define DMAC_CHDR_DIS1 (1 << (DMAC_CHDR_DIS_SHIFT+1))
# define DMAC_CHDR_DIS2 (1 << (DMAC_CHDR_DIS_SHIFT+2))
# define DMAC_CHDR_DIS3 (1 << (DMAC_CHDR_DIS_SHIFT+3))
+# define DMAC_CHDR_DIS_ALL DMAC_CHDR_DIS_MASK
#define DMAC_CHDR_RES_SHIFT (8) /* Bits 8-11: Resume trasnfer, restoring context */
#define DMAC_CHDR_RES_MASK (15 << DMAC_CHDR_RES_SHIFT)
# define DMAC_CHDR_RES(n) (1 << (DMAC_CHDR_RES_SHIFT+(n)))
|