nb/intel/i945: Move boilerplate romstage to a common location

This adds callbacks for mainboard specific init.

Change-Id: Ib67bc492a7b7f02f9b57a52fd6730e16501b436e
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36787
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 1 insertions, 56 deletions

diff --git a/src/mainboard/apple/macbook21/romstage.c b/src/mainboard/apple/macbook21/romstage.c
index 41c0e9f384..d4654de118 100644
--- a/src/mainboard/apple/macbook21/romstage.c
+++ b/src/mainboard/apple/macbook21/romstage.c
@@ -15,19 +15,10 @@
  * GNU General Public License for more details.
  */
 
-#include <stdint.h>
-#include <cf9_reset.h>
-#include <device/pci_ops.h>
-#include <device/pci_def.h>
-#include <arch/romstage.h>
-#include <cpu/x86/lapic.h>
-#include <console/console.h>
 #include <northbridge/intel/i945/i945.h>
-#include <northbridge/intel/i945/raminit.h>
 #include <southbridge/intel/i82801gx/i82801gx.h>
-#include <southbridge/intel/common/pmclib.h>
 
-static void rcba_config(void)
+void mainboard_late_rcba_config(void)
 {
 	/* V0CTL Virtual Channel 0 Resource Control */
 	RCBA32(0x0014) = 0x80000001;
@@ -57,49 +48,3 @@ static void rcba_config(void)
 	RCBA32(0x1e9c) = 0x000200f0;
 	RCBA32(0x1e98) = 0x000c0801;
 }
-
-void mainboard_romstage_entry(void)
-{
-	int s3resume = 0;
-	const u8 spd_addrmap[2 * DIMM_SOCKETS] = { 0x50, 0x51, 0x52, 0x53 };
-
-	enable_lapic();
-
-	i82801gx_lpc_setup();
-
-	/* Set up the console */
-	console_init();
-
-	if (MCHBAR16(SSKPD) == 0xCAFE) {
-		printk(BIOS_DEBUG,
-		       "Soft reset detected, rebooting properly.\n");
-		system_reset();
-	}
-
-	/* Perform some early chipset initialization required
-	 * before RAM initialization can work
-	 */
-	i82801gx_early_init();
-	i945_early_initialization();
-
-	s3resume = southbridge_detect_s3_resume();
-
-	/* Enable SPD ROMs and DDR-II DRAM */
-	enable_smbus();
-
-	if (CONFIG(DEBUG_RAM_SETUP))
-		dump_spd_registers();
-
-	sdram_initialize(s3resume ? 2 : 0, spd_addrmap);
-
-	/* This should probably go away. Until now it is required
-	 * and mainboard specific
-	 */
-	rcba_config();
-
-	/* Chipset Errata! */
-	fixup_i945_errata();
-
-	/* Initialize the internal PCIe links before we go into stage2 */
-	i945_late_initialization(s3resume);
-}