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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2008 coresystems GmbH
*
* 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; version 2 of
* the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <string.h>
#include <device/pci.h>
#include <arch/acpi.h>
void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
{
acpi_header_t *header = &(fadt->header);
u16 pmbase = pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f,0)), 0x40) & 0xfffe;
memset((void *) fadt, 0, sizeof(acpi_fadt_t));
memcpy(header->signature, "FACP", 4);
header->length = 132;
header->revision = 2;
memcpy(header->oem_id, "CORE ", 6);
memcpy(header->oem_table_id, "COREBOOT", 8);
memcpy(header->asl_compiler_id, "CORE", 4);
header->asl_compiler_revision = 1;
fadt->firmware_ctrl = (unsigned long) facs;
fadt->dsdt = (unsigned long) dsdt;
fadt->model = 1;
fadt->preferred_pm_profile = 2;
fadt->sci_int = 0x9;
fadt->smi_cmd = 0xb2;
fadt->acpi_enable = 0xe1;
fadt->acpi_disable = 0x1e;
fadt->s4bios_req = 0x0;
fadt->pstate_cnt = 0xe2;
fadt->pm1a_evt_blk = pmbase;
fadt->pm1b_evt_blk = 0x0;
fadt->pm1a_cnt_blk = pmbase + 0x4;
fadt->pm1b_cnt_blk = 0x0;
fadt->pm2_cnt_blk = pmbase + 0x20;
fadt->pm_tmr_blk = pmbase + 0x8;
fadt->gpe0_blk = pmbase + 0x28;
fadt->gpe1_blk = 0;
fadt->pm1_evt_len = 4;
fadt->pm1_cnt_len = 2;
fadt->pm2_cnt_len = 0;
fadt->pm_tmr_len = 4;
fadt->gpe0_blk_len = 8;
fadt->gpe1_blk_len = 0;
fadt->gpe1_base = 0;
fadt->cst_cnt = 0xe3;
fadt->p_lvl2_lat = 1;
fadt->p_lvl3_lat = 85;
fadt->flush_size = 1024;
fadt->flush_stride = 16;
fadt->duty_offset = 1;
fadt->duty_width = 0;
fadt->day_alrm = 0xd;
fadt->mon_alrm = 0x00;
fadt->century = 0x00;
fadt->iapc_boot_arch = 0x03;
fadt->flags = 0x80a5;
// wbinvd is operational
// all cpus support c1
// sleep button is generic
// rtc wakeup/s4 not possible
// use platform timer
header->checksum =
acpi_checksum((void *) fadt, header->length);
}
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