--- 915resolution-0.5.3/915resolution.c.lr	2007-10-14 19:35:46.000000000 +0200
+++ 915resolution-0.5.3/915resolution.c	2007-10-14 19:38:49.000000000 +0200
@@ -55,12 +55,12 @@ typedef unsigned char boolean;
 typedef unsigned int cardinal;
 
 typedef enum {
-    CT_UNKWN, CT_830, CT_845G, CT_855GM, CT_865G, CT_915G, CT_915GM, CT_945G, CT_945GM,
+    CT_UNKWN, CT_830, CT_845G, CT_855GM, CT_865G, CT_915G, CT_E7221, CT_915GM, CT_945G, CT_945GM,
     CT_946GZ, CT_G965, CT_965GM, CT_Q965
 } chipset_type;
 
 char * chipset_type_names[] = {
-    "UNKNOWN", "830",  "845G", "855GM", "865G", "915G", "915GM", "945G", "945GM",
+    "UNKNOWN", "830",  "845G", "855GM", "865G", "915G", "E7221 (i915)", "915GM", "945G", "945GM",
     "946GZ",   "G965", "965GM", "Q965"
 };
 
@@ -201,6 +201,10 @@ chipset_type get_chipset(cardinal id) {
 	type = CT_915G;
 	break;
 
+    case 0x25888086:
+	type = CT_E7221;
+	break;
+
     case 0x25908086:
         type = CT_915GM;
         break;
@@ -509,6 +513,7 @@ void unlock_vbios(vbios_map * map) {
     case CT_845G:
     case CT_865G:
     case CT_915G:
+    case CT_E7221:
     case CT_915GM:
     case CT_945G:
     case CT_945GM:
@@ -550,6 +555,7 @@ void relock_vbios(vbios_map * map) {
     case CT_845G:
     case CT_865G:
     case CT_915G:
+    case CT_E7221:
     case CT_915GM:
     case CT_945G:
     case CT_945GM:
@@ -800,6 +806,9 @@ int parse_args(int argc, char *argv[], c
         else if (!strcmp(argv[index], "915G")) {
             *forced_chipset = CT_915G;
         }
+        else if (!strcmp(argv[index], "E7221")) {
+            *forced_chipset = CT_E7221;
+        }
         else if (!strcmp(argv[index], "915GM")) {
             *forced_chipset = CT_915GM;
         }