Use only the header files that we need

src/drivers/bus/eisa.c

-#include "etherboot.h"
+#include "string.h"
 #include "io.h"
 #include "timer.h"
 #include "eisa.h"

src/drivers/bus/isa.c

-#include "etherboot.h"
+#include "string.h"
 #include "isa.h"
 
 /*

src/drivers/bus/isa_ids.c

-#include "etherboot.h"
+#include "stdint.h"
+#include "byteswap.h"
+#include "console.h"
 #include "isa_ids.h"
 
 /* 

src/drivers/bus/isapnp.c

 *
 ***************************************************************************/
 
-#include "etherboot.h"
+#include "string.h"
 #include "timer.h"
 #include "io.h"
 #include "isapnp.h"

src/drivers/bus/mca.c

  *
  */
 
-#include "etherboot.h"
+#include "string.h"
 #include "io.h"
 #include "mca.h"
 

src/drivers/bus/pci.c

-#include "etherboot.h"
+#include "stdint.h"
+#include "string.h"
+#include "console.h"
 #include "pci.h"
 
 /*