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| author | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-11-17 18:43:47 +0000 |
|---|---|---|
| committer | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-11-17 18:43:47 +0000 |
| commit | e1dad5a615fb4a2d5cd43cbc0fc42f6a0d35f2e9 (patch) | |
| tree | 683799618318bd70cc7505aa14d604ff164c0c01 /hw/pxa2xx_dma.c | |
| parent | 749bc4bf0bcd36e38b86d75a98f287f1941394cb (diff) | |
| download | qemu-e1dad5a615fb4a2d5cd43cbc0fc42f6a0d35f2e9.zip qemu-e1dad5a615fb4a2d5cd43cbc0fc42f6a0d35f2e9.tar.gz qemu-e1dad5a615fb4a2d5cd43cbc0fc42f6a0d35f2e9.tar.bz2 | |
Better STOPINTR bit semantics in the PXA2xx DMA.
Don't error out on reading GPCR register, just warn (Thorsten Zitterell).
Don't zero a memory that's already zeroed.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3676 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/pxa2xx_dma.c')
| -rw-r--r-- | hw/pxa2xx_dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/hw/pxa2xx_dma.c b/hw/pxa2xx_dma.c index 23bdae9..4e33c53 100644 --- a/hw/pxa2xx_dma.c +++ b/hw/pxa2xx_dma.c @@ -348,8 +348,10 @@ static void pxa2xx_dma_write(void *opaque, if (value & DCSR_NODESCFETCH) { /* No-descriptor-fetch mode */ - if (value & DCSR_RUN) + if (value & DCSR_RUN) { + s->chan[channel].state &= ~DCSR_STOPINTR; pxa2xx_dma_run(s); + } } else { /* Descriptor-fetch mode */ if (value & DCSR_RUN) { |