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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
*/
#include <common.h>
#include <cpu_func.h>
#include <dm.h>
#include <errno.h>
#include <init.h>
#include <rtc.h>
#include <acpi/acpi_s3.h>
#include <asm/cmos_layout.h>
#include <asm/early_cmos.h>
#include <asm/io.h>
#include <asm/mrccache.h>
#include <asm/post.h>
#include <asm/processor.h>
#include <asm/fsp/fsp_support.h>
DECLARE_GLOBAL_DATA_PTR;
int checkcpu(void)
{
return 0;
}
int print_cpuinfo(void)
{
post_code(POST_CPU_INFO);
return default_print_cpuinfo();
}
int fsp_init_phase_pci(void)
{
u32 status;
/* call into FspNotify */
debug("Calling into FSP (notify phase INIT_PHASE_PCI): ");
status = fsp_notify(NULL, INIT_PHASE_PCI);
if (status)
debug("fail, error code %x\n", status);
else
debug("OK\n");
return status ? -EPERM : 0;
}
void board_final_cleanup(void)
{
u32 status;
/* call into FspNotify */
debug("Calling into FSP (notify phase INIT_PHASE_BOOT): ");
status = fsp_notify(NULL, INIT_PHASE_BOOT);
if (status)
debug("fail, error code %x\n", status);
else
debug("OK\n");
}
#ifdef CONFIG_HAVE_ACPI_RESUME
int fsp_save_s3_stack(void)
{
struct udevice *dev;
int ret;
if (gd->arch.prev_sleep_state == ACPI_S3)
return 0;
ret = uclass_get_device(UCLASS_RTC, 0, &dev);
if (ret) {
debug("Cannot find RTC: err=%d\n", ret);
return -ENODEV;
}
/* Save the stack address to CMOS */
ret = rtc_write32(dev, CMOS_FSP_STACK_ADDR, gd->start_addr_sp);
if (ret) {
debug("Save stack address to CMOS: err=%d\n", ret);
return -EIO;
}
return 0;
}
#endif
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