diff --git a/src/drivers/bus/eisa.c b/src/drivers/bus/eisa.c
index 2ec86a2e..bb8df661 100644
--- a/src/drivers/bus/eisa.c
+++ b/src/drivers/bus/eisa.c
@@ -155,10 +155,10 @@ void eisa_fill_nic ( struct nic *nic, struct eisa_device *eisa ) {
 }
 
 /*
- * Reset and enable an EISA device
+ * Reset and enable/disable an EISA device
  *
  */
-void enable_eisa_device ( struct eisa_device *eisa ) {
+void eisa_device_enabled ( struct eisa_device *eisa, int enabled ) {
 	/* Set reset line high for 1000 µs.  Spec says 500 µs, but
 	 * this doesn't work for all cards, so we are conservative.
 	 */
@@ -168,6 +168,7 @@ void enable_eisa_device ( struct eisa_device *eisa ) {
 	/* Set reset low and write a 1 to ENABLE.  Delay again, in
 	 * case the card takes a while to wake up.
 	 */
-	outb ( EISA_CMD_ENABLE, eisa->ioaddr + EISA_GLOBAL_CONFIG );
+	outb ( enabled ? EISA_CMD_ENABLE : 0,
+	       eisa->ioaddr + EISA_GLOBAL_CONFIG );
 	udelay ( 1000 ); /* Must wait 800 */
 }
diff --git a/src/drivers/bus/isapnp.c b/src/drivers/bus/isapnp.c
index 9157f0be..61ee6843 100644
--- a/src/drivers/bus/isapnp.c
+++ b/src/drivers/bus/isapnp.c
@@ -607,8 +607,8 @@ struct bus_driver isapnp_driver __bus_driver = {
  * arbitration.
  *
  */
-void activate_isapnp_device ( struct isapnp_device *isapnp,
-			      int activate ) {
+void isapnp_device_activation ( struct isapnp_device *isapnp,
+				int activation ) {
 	/* Wake the card and select the logical device */
 	isapnp_wait_for_key ();
 	isapnp_send_key ();
@@ -616,7 +616,7 @@ void activate_isapnp_device ( struct isapnp_device *isapnp,
 	isapnp_logicaldevice ( isapnp->logdev );
 
 	/* Activate/deactivate the logical device */
-	isapnp_activate ( activate );
+	isapnp_activate ( activation );
 	isapnp_delay();
 
 	/* Return all cards to Wait for Key state */
diff --git a/src/include/eisa.h b/src/include/eisa.h
index 42999e7d..686c231a 100644
--- a/src/include/eisa.h
+++ b/src/include/eisa.h
@@ -75,9 +75,16 @@ struct eisa_driver {
  * Functions in eisa.c
  *
  */
-extern void enable_eisa_device ( struct eisa_device *eisa );
+extern void eisa_device_enabled ( struct eisa_device *eisa, int enabled );
 extern void fill_eisa_nic ( struct nic *nic, struct eisa_device *eisa );
 
+static inline void enable_eisa_device ( struct eisa_device *eisa ) {
+	eisa_device_enabled ( eisa, 1 );
+}
+static inline void disable_eisa_device ( struct eisa_device *eisa ) {
+	eisa_device_enabled ( eisa, 0 );
+}
+
 /*
  * EISA bus global definition
  *
diff --git a/src/include/isapnp.h b/src/include/isapnp.h
index 58bb71e0..ec0b8fc9 100644
--- a/src/include/isapnp.h
+++ b/src/include/isapnp.h
@@ -209,10 +209,17 @@ struct isapnp_driver {
  * Functions in isapnp.c
  *
  */
-extern void activate_isapnp_device ( struct isapnp_device *isapnp,
-				     int active );
+extern void isapnp_device_activation ( struct isapnp_device *isapnp,
+				       int activation );
 extern void isapnp_fill_nic ( struct nic *nic, struct isapnp_device *isapnp );
 
+static inline void activate_isapnp_device ( struct isapnp_device *isapnp ) {
+	isapnp_device_activation ( isapnp, 1 );
+}
+static inline void deactivate_isapnp_device ( struct isapnp_device *isapnp ) {
+	isapnp_device_activation ( isapnp, 0 );
+}
+
 /*
  * ISAPnP bus global definition
  *