Disk cache flush support.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1949 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 5 insertions, 0 deletions

diff --git a/hw/ide.c b/hw/ide.c
index ffe0230d8a..debbc0f418 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -1656,6 +1656,11 @@ static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
             break;
         case WIN_FLUSH_CACHE:
         case WIN_FLUSH_CACHE_EXT:
+            if (s->bs)
+                bdrv_flush(s->bs);
+	    s->status = READY_STAT;
+            ide_set_irq(s);
+            break;
 	case WIN_STANDBYNOW1:
         case WIN_IDLEIMMEDIATE:
 	    s->status = READY_STAT;