diff --git a/c/src/ChangeLog b/c/src/ChangeLog
index c60c656b13..cb72a5014f 100644
--- a/c/src/ChangeLog
+++ b/c/src/ChangeLog
@@ -1,3 +1,8 @@
+2009-02-19	Joel Sherrill <joel.sherrill@oarcorp.com>
+
+	* libchip/network/dec21140.c, libchip/network/elnk.c: Make sure this is
+	enabled on x86.
+
 2009-02-03	Ralf Corsépius <ralf.corsepius@rtems.org>
 
 	* aclocal/bspopts.m4: Quoting cosmetics.
diff --git a/c/src/libchip/network/dec21140.c b/c/src/libchip/network/dec21140.c
index 26e18a224a..9cb0cd3e04 100644
--- a/c/src/libchip/network/dec21140.c
+++ b/c/src/libchip/network/dec21140.c
@@ -47,6 +47,7 @@
 
 #if defined(__i386__)
   #define DEC21140_SUPPORTED
+  #define PCI_DRAM_OFFSET 0
 #endif
 #if defined(__PPC__) && (defined(mpc604) || defined(mpc750) || defined(ppc603e))
   #define DEC21140_SUPPORTED
@@ -56,8 +57,6 @@
   #undef DEC21140_SUPPORTED
 #endif
 
-#define phys_to_bus(address) ((unsigned int)((address)) + PCI_DRAM_OFFSET)
-
 #if defined(DEC21140_SUPPORTED)
 #include <bsp.h>
 #include <rtems/pci.h>
diff --git a/c/src/libchip/network/elnk.c b/c/src/libchip/network/elnk.c
index 9e080b65c2..cb52599fc5 100644
--- a/c/src/libchip/network/elnk.c
+++ b/c/src/libchip/network/elnk.c
@@ -72,6 +72,7 @@
 
 #if defined(__i386__)
 #define ELNK_SUPPORTED
+  #define PCI_DRAM_OFFSET 0
 #endif
 
 #if defined(__PPC__) && (defined(mpc604) || defined(mpc750) || defined(ppc603e))