src/mainboard/intel/wtm2/fadt.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2007-2009 coresystems GmbH
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <string.h>
  17 #include <soc/acpi.h>
  18
  19 void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
  20 {
  21         acpi_header_t *header = &(fadt->header);
  22
  23         memset((void *) fadt, 0, sizeof(acpi_fadt_t));
  24         memcpy(header->signature, "FACP", 4);
  25         header->length = sizeof(acpi_fadt_t);
  26         header->revision = 5;
  27         memcpy(header->oem_id, OEM_ID, 6);
  28         memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
  29         memcpy(header->asl_compiler_id, ASLC, 4);
  30         header->asl_compiler_revision = 1;
  31
  32         fadt->firmware_ctrl = (unsigned long) facs;
  33         fadt->dsdt = (unsigned long) dsdt;
  34         fadt->model = 1;
  35         fadt->preferred_pm_profile = PM_MOBILE;
  36
  37         fadt->x_firmware_ctl_l = (unsigned long)facs;
  38         fadt->x_firmware_ctl_h = 0;
  39         fadt->x_dsdt_l = (unsigned long)dsdt;
  40         fadt->x_dsdt_h = 0;
  41
  42         acpi_fill_in_fadt(fadt);
  43
  44         header->checksum =
  45             acpi_checksum((void *) fadt, header->length);
  46 }