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authorHervé Poussineau <hpoussin@reactos.org>2014-04-22 23:00:31 +0200
committerMichael S. Tsirkin <mst@redhat.com>2014-05-07 18:36:37 +0300
commit8cbad670cecaa88cc48115233bc4bc290dadd782 (patch)
tree4a5efebaff8f4effc6cf0ae938e8a7eb360b7729 /hw/intc/i8259.c
parent9ac1c4c07e7e6ab16a3e2149e9b32c0d092cb3f5 (diff)
i8259: don't abort when trying to use level sensitive irqs
This is a guest-triggerable error, as seen when using Xenix 2.3.4. Replace hw_error by LOG_UNIMPL, so that guests can continue. With this patch, I can install and use Xenix 2.3.4a without any problem. I can also start installation of Xenix 2.3.4q, but it fails due to not finding an hard disk. Signed-off-by: Hervé Poussineau <hpoussin@reactos.org> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/intc/i8259.c')
-rw-r--r--hw/intc/i8259.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/intc/i8259.c b/hw/intc/i8259.c
index c6f248b145..a069d04773 100644
--- a/hw/intc/i8259.c
+++ b/hw/intc/i8259.c
@@ -265,7 +265,8 @@ static void pic_ioport_write(void *opaque, hwaddr addr64,
s->init4 = val & 1;
s->single_mode = val & 2;
if (val & 0x08) {
- hw_error("level sensitive irq not supported");
+ qemu_log_mask(LOG_UNIMP,
+ "i8259: level sensitive irq not supported\n");
}
} else if (val & 0x08) {
if (val & 0x04) {