Remove various .c #includes from Intel i810/i82801ax/i82801bx boards.

This is pretty much the same mechanism as in r5929.

 - Use 'romstage-y' to turn i82801ax_early_smbus.c and i82801bx_early_smbus.c
   into distinct compilation units, and don't #include the files anymore
   in romstage.c files.

 - Ditto for northbridge/intel/i82810/raminit.c, and
   northbridge/intel/i82810/debug.c.

 - Add various header files which are now needed, drop unused includes.

 - Make functions that need to be visible non-static.

Abuild-tested.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5951 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/src/mainboard/intel/d810e2cb/romstage.c b/src/mainboard/intel/d810e2cb/romstage.c
index 94f1170..fcdbb31 100644
--- a/src/mainboard/intel/d810e2cb/romstage.c
+++ b/src/mainboard/intel/d810e2cb/romstage.c
@@ -23,24 +23,21 @@
 #include <device/pci_def.h>
 #include <arch/io.h>
 #include <device/pnp_def.h>
-#include <arch/romcc_io.h>
 #include <arch/hlt.h>
 #include <console/console.h>
 #include "southbridge/intel/i82801bx/i82801bx.h"
-#include "southbridge/intel/i82801bx/i82801bx_early_smbus.c"
 #include "northbridge/intel/i82810/raminit.h"
-#include "lib/debug.c"
 #include "pc80/udelay_io.c"
-#include "lib/delay.c"
 #include "cpu/x86/bist.h"
 #include "superio/smsc/smscsuperio/smscsuperio_early_serial.c"
 #include "gpio.c"
-#include "northbridge/intel/i82810/raminit.c"
-/* #include "northbridge/intel/i82810/debug.c" */
 #include <lib.h>
 
 #define SERIAL_DEV PNP_DEV(0x4e, SMSCSUPERIO_SP1)
 
+void enable_smbus(void);
+int smbus_read_byte(u8 device, u8 address);
+
 void main(unsigned long bist)
 {
 	/* Set southbridge and Super I/O GPIOs. */
@@ -52,7 +49,7 @@
 
 	report_bist_failure(bist);
 	enable_smbus();
-	/* dump_spd_registers(); */
+	dump_spd_registers();
 	sdram_set_registers();
 	sdram_set_spd_registers();
 	sdram_enable();