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path: root/src/mainboard/intel/wtm2/fadt.c
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/* SPDX-License-Identifier: GPL-2.0-only */

#include <string.h>
#include <soc/acpi.h>
#include <version.h>

void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
{
	acpi_header_t *header = &(fadt->header);

	memset((void *) fadt, 0, sizeof(acpi_fadt_t));
	memcpy(header->signature, "FACP", 4);
	header->length = sizeof(acpi_fadt_t);
	header->revision = ACPI_FADT_REV_ACPI_5_0;
	memcpy(header->oem_id, OEM_ID, 6);
	memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
	memcpy(header->asl_compiler_id, ASLC, 4);
	header->asl_compiler_revision = asl_revision;

	fadt->firmware_ctrl = (unsigned long) facs;
	fadt->dsdt = (unsigned long) dsdt;
	fadt->reserved = 0;
	fadt->preferred_pm_profile = PM_MOBILE;

	fadt->x_firmware_ctl_l = (unsigned long)facs;
	fadt->x_firmware_ctl_h = 0;
	fadt->x_dsdt_l = (unsigned long)dsdt;
	fadt->x_dsdt_h = 0;

	acpi_fill_fadt(fadt);

	header->checksum = acpi_checksum((void *) fadt, header->length);
}