From a0a1082dbf2dec847bd4ab70a49e1aabf56f9f34 Mon Sep 17 00:00:00 2001
From: taruti <taruti@xi.violetti.org>
Date: Fri, 27 May 2011 10:48:12 +0000
Subject: NVIDIA fix + 0x420 cards

---
 sys/src/cmd/aux/vga/nvidia.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/src/cmd/aux/vga/nvidia.c b/sys/src/cmd/aux/vga/nvidia.c
index ba6c394b6..5915f2d43 100644
--- a/sys/src/cmd/aux/vga/nvidia.c
+++ b/sys/src/cmd/aux/vga/nvidia.c
@@ -206,6 +206,7 @@ snarf(Vga* vga, Ctlr* ctlr)
 		case 0x0210:
 		case 0x0290:	/* nvidia 7950 */
 		case 0x0390:
+		case 0x0420:
 			nv->arch = 40;
 			break;
 		default:
@@ -1155,7 +1156,7 @@ dump(Vga* vga, Ctlr* ctlr)
 	n = (nv->vpll >> 8) & 0xFF;
 	m = nv->vpll & 0xFF;
 	trouble = nv->crystalfreq;
-	trouble = trouble * n / (m<<p);
+	trouble = trouble * n / ((m<<p) + 0.000000001);
 	f = trouble+0.5;
 	printitem(ctlr->name, "dclk m n p");
 	Bprint(&stdout, " %d %d - %d %d\n", f, m, n, p);
-- 
cgit v1.2.3