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/* SPDX-License-Identifier: GPL-2.0-only */
#include <acpi/acpi.h>
#include <arch/romstage.h>
#include <cbmem.h>
#include <cf9_reset.h>
#include <console/console.h>
#include <cpu/intel/haswell/haswell.h>
#include <elog.h>
#include <romstage_handoff.h>
#include <soc/me.h>
#include <soc/pei_data.h>
#include <soc/pei_wrapper.h>
#include <soc/pm.h>
#include <soc/romstage.h>
#include <southbridge/intel/lynxpoint/lp_gpio.h>
#include <stdint.h>
#include <timestamp.h>
__weak void mainboard_fill_spd_data(struct pei_data *pei_data)
{
}
__weak void mainboard_post_raminit(const int s3resume)
{
}
/* Entry from cpu/intel/car/romstage.c. */
void mainboard_romstage_entry(void)
{
struct pei_data pei_data = { 0 };
post_code(0x30);
/* System Agent Early Initialization */
systemagent_early_init();
/* PCH Early Initialization */
pch_early_init();
/* Get power state */
struct chipset_power_state *const power_state = fill_power_state();
int s3resume = power_state->prev_sleep_state == ACPI_S3;
elog_boot_notify(s3resume);
/* Print useful platform information */
report_platform_info();
/* Set CPU frequency to maximum */
set_max_freq();
/* Initialize GPIOs */
setup_pch_lp_gpios(mainboard_gpio_map);
mainboard_fill_pei_data(&pei_data);
mainboard_fill_spd_data(&pei_data);
post_code(0x32);
timestamp_add_now(TS_BEFORE_INITRAM);
pei_data.boot_mode = power_state->prev_sleep_state;
/* Print ME state before MRC */
intel_me_status();
/* Save ME HSIO version */
intel_me_hsio_version(&power_state->hsio_version,
&power_state->hsio_checksum);
/* Initialize RAM */
sdram_initialize(&pei_data);
timestamp_add_now(TS_AFTER_INITRAM);
int cbmem_was_initted = !cbmem_recovery(s3resume);
if (s3resume && !cbmem_was_initted) {
/* Failed S3 resume, reset to come up cleanly */
printk(BIOS_CRIT, "Failed to recover CBMEM in S3 resume.\n");
system_reset();
}
save_mrc_data(&pei_data);
setup_sdram_meminfo(&pei_data);
romstage_handoff_init(s3resume);
mainboard_post_raminit(s3resume);
}
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