diff -Nru 915resolution-0.5.3/915resolution.c_orig 915resolution-0.5.3/915resolution.c
--- 915resolution-0.5.3/915resolution.c_orig	2007-04-15 12:46:56.000000000 +0200
+++ 915-resolution-0.5.3/915resolution.c	2007-07-15 21:21:05.000000000 +0200
@@ -56,12 +56,12 @@
 
 typedef enum {
     CT_UNKWN, CT_830, CT_845G, CT_855GM, CT_865G, CT_915G, CT_915GM, CT_945G, CT_945GM,
-    CT_946GZ, CT_G965, CT_Q965
+    CT_946GZ, CT_G965, CT_Q965, CT_965GM
 } chipset_type;
 
 char * chipset_type_names[] = {
     "UNKNOWN", "830",  "845G", "855GM", "865G", "915G", "915GM", "945G", "945GM",
-    "946GZ",   "G965", "Q965"
+    "946GZ",   "G965", "Q965", "965GM"
 };
 
 typedef enum {
@@ -225,6 +225,10 @@
         type = CT_Q965;
         break;
 
+    case 0x2a008086:
+    	type = CT_965GM;
+	break;
+
     default:
         type = CT_UNKWN;
         break;
@@ -511,6 +515,7 @@
     case CT_946GZ:
     case CT_G965:
     case CT_Q965:
+    case CT_965GM:
         outl(0x80000090, 0xcf8);
         map->b1 = inb(0xcfd);
         map->b2 = inb(0xcfe);
@@ -551,6 +556,7 @@
     case CT_946GZ:
     case CT_G965:
     case CT_Q965:
+    case CT_965GM:
         outl(0x80000090, 0xcf8);
         outb(map->b1, 0xcfd);
         outb(map->b2, 0xcfe);
@@ -809,6 +815,9 @@
         else if (!strcmp(argv[index], "G965")) {
             *forced_chipset = CT_G965;
         }
+	else if (!strcmp(argv[index], "965GM")) {
+	    *forced_chipset = CT_965GM;
+	}
         else if (!strcmp(argv[index], "Q965")) {
             *forced_chipset = CT_Q965;
         }