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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015-2016 Intel Corp.
* (Written by Andrey Petrov <andrey.petrov@intel.com> for Intel Corp.)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#include <arch/cpu.h>
#include <bootstate.h>
#include <console/console.h>
#include <fsp/util.h>
#include <soc/intel/common/util.h>
#include <string.h>
#include <timestamp.h>
static void fsp_notify(enum fsp_notify_phase phase)
{
uint32_t ret;
fsp_notify_fn fspnotify;
struct fsp_notify_params notify_params = { .phase = phase };
if (!fsps_hdr.notify_phase_entry_offset)
die("Notify_phase_entry_offset is zero!\n");
fspnotify = (void*) (fsps_hdr.image_base +
fsps_hdr.notify_phase_entry_offset);
fsp_before_debug_notify(fspnotify, ¬ify_params);
if (phase == AFTER_PCI_ENUM) {
timestamp_add_now(TS_FSP_BEFORE_ENUMERATE);
post_code(POST_FSP_NOTIFY_BEFORE_ENUMERATE);
} else if (phase == READY_TO_BOOT) {
timestamp_add_now(TS_FSP_BEFORE_FINALIZE);
post_code(POST_FSP_NOTIFY_BEFORE_FINALIZE);
}
ret = fspnotify(¬ify_params);
if (phase == AFTER_PCI_ENUM) {
timestamp_add_now(TS_FSP_AFTER_ENUMERATE);
post_code(POST_FSP_NOTIFY_BEFORE_ENUMERATE);
} else if (phase == READY_TO_BOOT) {
timestamp_add_now(TS_FSP_AFTER_FINALIZE);
post_code(POST_FSP_NOTIFY_BEFORE_FINALIZE);
}
fsp_debug_after_notify(ret);
/* Handle any errors returned by FspNotify */
fsp_handle_reset(ret);
if (ret != FSP_SUCCESS) {
printk(BIOS_SPEW, "FspNotify returned 0x%08x\n", ret);
die("FspNotify returned an error!\n");
}
/* Allow the platform to run something after FspNotify */
platform_fsp_notify_status(phase);
}
static void fsp_notify_dummy(void *arg)
{
enum fsp_notify_phase phase = (uint32_t)arg;
/* Display the MTRRs */
if (IS_ENABLED(CONFIG_DISPLAY_MTRRS))
soc_display_mtrrs();
fsp_notify(phase);
if (phase == READY_TO_BOOT)
fsp_notify(END_OF_FIRMWARE);
}
BOOT_STATE_INIT_ENTRY(BS_DEV_RESOURCES, BS_ON_EXIT, fsp_notify_dummy,
(void *) AFTER_PCI_ENUM);
BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_LOAD, BS_ON_EXIT, fsp_notify_dummy,
(void *) READY_TO_BOOT);
BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, fsp_notify_dummy,
(void *) READY_TO_BOOT);
__attribute__((weak)) void platform_fsp_notify_status(
enum fsp_notify_phase phase)
{
}
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