diff options
| author | patacongo <patacongo@7fd9a85b-ad96-42d3-883c-3090e2eb8679> | 2009-05-23 14:30:07 +0000 |
|---|---|---|
| committer | patacongo <patacongo@7fd9a85b-ad96-42d3-883c-3090e2eb8679> | 2009-05-23 14:30:07 +0000 |
| commit | b71839b75b3e4a873b956c94b903e4604c76f259 (patch) | |
| tree | 0074bdd2e5ea7f94e2547480e85fe73c7ee0f83f /nuttx/arch/arm/src/lm3s/lm3s_ssi.c | |
| parent | e18553405951901dc7f3d21f10fa3938df08523b (diff) | |
Need to clear interrupt
git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@1819 7fd9a85b-ad96-42d3-883c-3090e2eb8679
Diffstat (limited to 'nuttx/arch/arm/src/lm3s/lm3s_ssi.c')
| -rwxr-xr-x | nuttx/arch/arm/src/lm3s/lm3s_ssi.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/lm3s/lm3s_ssi.c b/nuttx/arch/arm/src/lm3s/lm3s_ssi.c index a880d2b239..4370a05fe7 100755 --- a/nuttx/arch/arm/src/lm3s/lm3s_ssi.c +++ b/nuttx/arch/arm/src/lm3s/lm3s_ssi.c @@ -760,10 +760,16 @@ static inline struct lm32_ssidev_s *ssi_mapirq(int irq) static int ssi_interrupt(int irq, void *context) { struct lm32_ssidev_s *priv = ssi_mapirq(irq); + uint32 regval; int ntxd; DEBUGASSERT(priv != NULL); + /* Clear pending interrupts */ + + regval = ssi_getreg(priv, LM3S_SSI_RIS_OFFSET); + ssi_putreg(priv, LM3S_SSI_ICR_OFFSET, regval); + /* Handle outgoing Tx FIFO transfers */ ntxd = ssi_performtx(priv); |