e1000: add support for 82545GM 64bit PCI-X copper variant

This PCI-X e1000 variant works by just adding in the correct
PCI IDs in the appropriate places.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/drivers/net/e1000.h b/drivers/net/e1000.h
index 23b2eb9..c258bc2 100644
--- a/drivers/net/e1000.h
+++ b/drivers/net/e1000.h
@@ -217,13 +217,14 @@
 #define E1000_DEV_ID_82544GC_LOM    0x100D
 #define E1000_DEV_ID_82540EM	    0x100E
 #define E1000_DEV_ID_82540EM_LOM    0x1015
+#define E1000_DEV_ID_82545GM_COPPER 0x1026
 #define E1000_DEV_ID_82545EM_COPPER 0x100F
 #define E1000_DEV_ID_82545EM_FIBER  0x1011
 #define E1000_DEV_ID_82546EB_COPPER 0x1010
 #define E1000_DEV_ID_82546EB_FIBER  0x1012
 #define E1000_DEV_ID_82541ER	    0x1078
 #define E1000_DEV_ID_82541GI_LF	    0x107C
-#define NUM_DEV_IDS 15
+#define NUM_DEV_IDS 16
 
 #define NODE_ADDRESS_SIZE 6
 #define ETH_LENGTH_OF_ADDRESS 6