From: bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Tue, 27 Jan 2004 00:14:11 +0000 (+0000)
Subject: vga memory address fix
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c92b2e845f0669c71081f0f637191d553f9f3499;p=qemu.git

vga memory address fix


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@591 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/hw/vga.c b/hw/vga.c
index c3aa93f424..ac97081613 100644
--- a/hw/vga.c
+++ b/hw/vga.c
@@ -494,6 +494,8 @@ static uint32_t vga_mem_readb(uint32_t addr)
     default:
     case 3:
         addr -= 0xb8000;
+        if (addr >= 0x8000)
+            return 0xff;
         break;
     }
     
@@ -570,6 +572,8 @@ void vga_mem_writeb(uint32_t addr, uint32_t val)
     default:
     case 3:
         addr -= 0xb8000;
+        if (addr >= 0x8000)
+            return;
         break;
     }