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/* SPDX-License-Identifier: GPL-2.0-only */
#include <device/mmio.h>
#include <bootstate.h>
#include <console/console.h>
#include <cpu/x86/smm.h>
#include <delay.h>
#include <device/pci.h>
#include <gpio.h>
#include <intelblocks/cse.h>
#include <intelblocks/lpc_lib.h>
#include <intelblocks/pcr.h>
#include <intelblocks/pmclib.h>
#include <intelblocks/systemagent.h>
#include <intelblocks/tco.h>
#include <intelblocks/thermal.h>
#include <spi-generic.h>
#include <intelpch/lockdown.h>
#include <soc/p2sb.h>
#include <soc/pci_devs.h>
#include <soc/pcr_ids.h>
#include <soc/pm.h>
#include <soc/smbus.h>
#include <soc/soc_chip.h>
#include <soc/systemagent.h>
#include <timer.h>
static void pch_handle_sideband(config_t *config)
{
}
static void pch_finalize(void)
{
config_t *config = config_of_soc();
/* TCO Lock down */
tco_lockdown();
/* TODO: Add Thermal Configuration */
pch_handle_sideband(config);
pmc_clear_pmcon_sts();
}
static void tbt_finalize(void)
{
int i;
const struct device *dev;
/* Disable Thunderbolt PCIe root ports bus master */
for (i = 0; i < NUM_TBT_FUNCTIONS; i++) {
dev = pcidev_path_on_root(PCI_DEVFN_TBT(i));
if (dev)
pci_dev_disable_bus_master(dev);
}
}
static void sa_finalize(void)
{
if (get_lockdown_config() == CHIPSET_LOCKDOWN_COREBOOT)
sa_lock_pam();
}
static void heci_finalize(void)
{
heci_set_to_d0i3();
if (CONFIG(DISABLE_HECI1_AT_PRE_BOOT))
heci1_disable();
}
static void soc_finalize(void *unused)
{
printk(BIOS_DEBUG, "Finalizing chipset.\n");
pch_finalize();
apm_control(APM_CNT_FINALIZE);
tbt_finalize();
sa_finalize();
if (CONFIG(USE_FSP_NOTIFY_PHASE_READY_TO_BOOT) &&
CONFIG(USE_FSP_NOTIFY_PHASE_END_OF_FIRMWARE))
heci_finalize();
/* Indicate finalize step with post code */
post_code(POSTCODE_OS_BOOT);
}
BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, soc_finalize, NULL);
/*
* The purpose of this change is to accommodate more time to push out sending
* CSE EOP messages at post.
*/
BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_BOOT, BS_ON_ENTRY, soc_finalize, NULL);
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