From c74b88dffcb2ebfe018e460ac759ae8b1234911d Mon Sep 17 00:00:00 2001
From: Blue Swirl <blauwirbel@gmail.com>
Date: Sun, 13 Feb 2011 14:17:00 +0000
Subject: [PATCH] vga-isa: make optional

Ignore failure with vga-isa device creation, but print a warning
message.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---
 hw/pc.h | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/hw/pc.h b/hw/pc.h
index 475484ac2c..60f8c4263b 100644
--- a/hw/pc.h
+++ b/hw/pc.h
@@ -183,9 +183,15 @@ extern enum vga_retrace_method vga_retrace_method;
 
 static inline int isa_vga_init(void)
 {
-    isa_create_simple("isa-vga");
+    ISADevice *dev;
 
-    return 0;
+    dev = isa_try_create("isa-vga");
+    if (!dev) {
+        fprintf(stderr, "Warning: isa-vga not available\n");
+        return 0;
+    }
+    qdev_init_nofail(&dev->qdev);
+    return 1;
 }
 
 int pci_vga_init(PCIBus *bus);