Merge sandy/ivybridge romstage flow for MRC and non-MRC.

Change-Id: I11e09804ed1d8a7ae8b8d4502bd18f6be933f9fa
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: https://review.coreboot.org/13656
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-by: Martin Roth <martinroth@google.com>

2 files changed, 18 insertions, 87 deletions

diff --git a/src/mainboard/google/link/gpio.h b/src/mainboard/google/link/gpio.h
index 1dab97e75e..ea6110e8f9 100644
--- a/src/mainboard/google/link/gpio.h
+++ b/src/mainboard/google/link/gpio.h
@@ -98,7 +98,7 @@ const struct pch_gpio_set3 pch_gpio_set3_direction = {
 const struct pch_gpio_set3 pch_gpio_set3_level = {
 };
 
-const struct pch_gpio_map link_gpio_map = {
+const struct pch_gpio_map mainboard_gpio_map = {
 	.set1 = {
 		.mode      = &pch_gpio_set1_mode,
 		.direction = &pch_gpio_set1_direction,
diff --git a/src/mainboard/google/link/romstage.c b/src/mainboard/google/link/romstage.c
index a0970df562..2f40ba5186 100644
--- a/src/mainboard/google/link/romstage.c
+++ b/src/mainboard/google/link/romstage.c
@@ -33,7 +33,6 @@
 #include <southbridge/intel/bd82x6x/gpio.h>
 #include "ec/google/chromeec/ec.h"
 #include <arch/cpu.h>
-#include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
 #include <halt.h>
 #include "gpio.h"
@@ -42,7 +41,7 @@
 
 #include <southbridge/intel/bd82x6x/chip.h>
 
-static void pch_enable_lpc(void)
+void pch_enable_lpc(void)
 {
 	const struct device *lpc;
 	const struct southbridge_intel_bd82x6x_config *config = NULL;
@@ -68,7 +67,7 @@ static void pch_enable_lpc(void)
 	pci_write_config32(PCH_LPC_DEV, LPC_GEN4_DEC, config->gen4_dec);
 }
 
-static void rcba_config(void)
+void rcba_config(void)
 {
 	u32 reg32;
 
@@ -144,13 +143,9 @@ static void copy_spd(struct pei_data *peid)
 	       sizeof(peid->spd_data[0]));
 }
 
-#include <cpu/intel/romstage.h>
-void main(unsigned long bist)
+void mainboard_fill_pei_data(struct pei_data *pei_data)
 {
-	int boot_mode = 0;
-	int cbmem_was_initted;
-
-	struct pei_data pei_data = {
+	struct pei_data pei_data_template = {
 		.pei_version = PEI_VERSION,
 		.mchbar = (uintptr_t)DEFAULT_MCHBAR,
 		.dmibar = (uintptr_t)DEFAULT_DMIBAR,
@@ -195,89 +190,25 @@ void main(unsigned long bist)
 			{ 0, 4, 0x0000 }, /* P13: Empty */
 		},
 	};
+	*pei_data = pei_data_template;
+	copy_spd(pei_data);
+}
 
-	timestamp_init(get_initial_timestamp());
-	timestamp_add_now(TS_START_ROMSTAGE);
-
-	if (bist == 0)
-		enable_lapic();
-
-	pch_enable_lpc();
-
-	/* Enable GPIOs */
-	pci_write_config32(PCH_LPC_DEV, GPIO_BASE, DEFAULT_GPIOBASE|1);
-	pci_write_config8(PCH_LPC_DEV, GPIO_CNTL, 0x10);
-	setup_pch_gpios(&link_gpio_map);
-
-	/* Initialize console device(s) */
-	console_init();
-
-	/* Halt if there was a built in self test failure */
-	report_bist_failure(bist);
-
-	if (MCHBAR16(SSKPD) == 0xCAFE) {
-		printk(BIOS_DEBUG, "soft reset detected\n");
-		boot_mode = 1;
-
-		/* System is not happy after keyboard reset... */
-		printk(BIOS_DEBUG, "Issuing CF9 warm reset\n");
-		outb(0x6, 0xcf9);
-		halt();
-	}
-
-	/* Perform some early chipset initialization required
-	 * before RAM initialization can work
-	 */
-	sandybridge_early_initialization(SANDYBRIDGE_MOBILE);
-	printk(BIOS_DEBUG, "Back from sandybridge_early_initialization()\n");
-
-	boot_mode = southbridge_detect_s3_resume() ? 2 : 0;
-	if (boot_mode == 0) {
+void mainboard_early_init(int s3resume)
+{
+	if (!s3resume) {
 		/* This is the fastest way to let users know
 		 * the Intel CPU is now alive.
 		 */
 		google_chromeec_kbbacklight(100);
 	}
+}
 
-	post_code(0x38);
-	/* Enable SPD ROMs and DDR-III DRAM */
-	enable_smbus();
-
-	/* Prepare USB controller early in S3 resume */
-	if (boot_mode == 2)
-		enable_usb_bar();
-
-	post_code(0x39);
-
-	copy_spd(&pei_data);
-
-	post_code(0x3a);
-	pei_data.boot_mode = boot_mode;
-	timestamp_add_now(TS_BEFORE_INITRAM);
-	sdram_initialize(&pei_data);
-
-	timestamp_add_now(TS_AFTER_INITRAM);
-	post_code(0x3c);
-
-	rcba_config();
-	post_code(0x3d);
-
-	quick_ram_check();
-	post_code(0x3e);
-
-	cbmem_was_initted = !cbmem_recovery(boot_mode==2);
-	if (boot_mode!=2)
-		save_mrc_data(&pei_data);
-
-	if (boot_mode==2 && !cbmem_was_initted) {
-		/* Failed S3 resume, reset to come up cleanly */
-		outb(0x6, 0xcf9);
-		halt();
-	}
-	northbridge_romstage_finalize(boot_mode==2);
+int mainboard_should_reset_usb(int s3resume)
+{
+	return !s3resume;
+}
 
-	post_code(0x3f);
-	if (CONFIG_LPC_TPM) {
-		init_tpm(boot_mode == 2);
-	}
+void mainboard_config_superio(void)
+{
 }