commit e1dad5a615fb4a2d5cd43cbc0fc42f6a0d35f2e9
author balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> Sat Nov 17 18:43:47 2007 +0000
committer balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> Sat Nov 17 18:43:47 2007 +0000
tree 683799618318bd70cc7505aa14d604ff164c0c01
parent 749bc4bf0bcd36e38b86d75a98f287f1941394cb

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

hw/pxa2xx_dma.c

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 @@
 
         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) {