From f98af7b5256319ed97123d20fc388991d2d05ad0 Mon Sep 17 00:00:00 2001
From: TomW <TomW@localhost>
Date: Sat, 20 Sep 2014 17:24:23 +0100
Subject: [PATCH] Mach64 now identifies correctly as PCI when used with a PCI
 system.

---
 src/vid_ati_mach64.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/vid_ati_mach64.c b/src/vid_ati_mach64.c
index 0b3e07a..45700c2 100644
--- a/src/vid_ati_mach64.c
+++ b/src/vid_ati_mach64.c
@@ -1861,7 +1861,10 @@ uint8_t mach64_ext_inb(uint16_t port, void *p)
                 break;
 
                 case 0x72ec:
-                ret = 6 | (3 << 3); /*VLB, 256Kx16 DRAM*/
+                if (PCI)
+                        ret = 7 | (3 << 3); /*PCI, 256Kx16 DRAM*/
+                else
+                        ret = 6 | (3 << 3); /*VLB, 256Kx16 DRAM*/
                 break;
 
                 default: