836db26b1c
If these values are non-zero then the kernel will issue an SMI for each core (cstate) and package (pstate). Since we don't do anything with these SMI callbacks we can avoid taking the extra SMIs at boot time by zeroing these fields. Change-Id: I3bc5fe0a9f45141d46884cb77ecdfaeaa45d2439 Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: http://review.coreboot.org/1769 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
156 lines
4.7 KiB
C
156 lines
4.7 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2007-2009 coresystems GmbH
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <string.h>
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#include <device/pci.h>
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#include <arch/acpi.h>
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#include <cpu/x86/smm.h>
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void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
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{
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acpi_header_t *header = &(fadt->header);
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u16 pmbase = pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f,0)),
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0x40) & 0xfffe;
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memset((void *) fadt, 0, sizeof(acpi_fadt_t));
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memcpy(header->signature, "FACP", 4);
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header->length = sizeof(acpi_fadt_t);
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header->revision = 3;
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memcpy(header->oem_id, OEM_ID, 6);
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memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
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memcpy(header->asl_compiler_id, ASLC, 4);
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header->asl_compiler_revision = 1;
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fadt->firmware_ctrl = (unsigned long) facs;
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fadt->dsdt = (unsigned long) dsdt;
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fadt->model = 1;
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fadt->preferred_pm_profile = PM_DESKTOP;
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fadt->sci_int = 0x9;
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fadt->smi_cmd = APM_CNT;
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fadt->acpi_enable = APM_CNT_ACPI_ENABLE;
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fadt->acpi_disable = APM_CNT_ACPI_DISABLE;
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fadt->s4bios_req = 0x0;
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fadt->pstate_cnt = 0;
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fadt->pm1a_evt_blk = pmbase;
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fadt->pm1b_evt_blk = 0x0;
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fadt->pm1a_cnt_blk = pmbase + 0x4;
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fadt->pm1b_cnt_blk = 0x0;
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fadt->pm2_cnt_blk = pmbase + 0x50;
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fadt->pm_tmr_blk = pmbase + 0x8;
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fadt->gpe0_blk = pmbase + 0x20;
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fadt->gpe1_blk = 0;
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fadt->pm1_evt_len = 4;
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fadt->pm1_cnt_len = 2;
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fadt->pm2_cnt_len = 1;
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fadt->pm_tmr_len = 4;
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fadt->gpe0_blk_len = 16;
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fadt->gpe1_blk_len = 0;
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fadt->gpe1_base = 0;
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fadt->cst_cnt = 0;
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fadt->p_lvl2_lat = 1;
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fadt->p_lvl3_lat = 87;
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fadt->flush_size = 1024;
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fadt->flush_stride = 16;
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fadt->duty_offset = 1;
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fadt->duty_width = 0;
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fadt->day_alrm = 0xd;
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fadt->mon_alrm = 0x00;
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fadt->century = 0x00;
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fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
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fadt->flags = ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
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ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON |
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ACPI_FADT_RESET_REGISTER | ACPI_FADT_SEALED_CASE |
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ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK;
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fadt->reset_reg.space_id = 1;
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fadt->reset_reg.bit_width = 8;
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fadt->reset_reg.bit_offset = 0;
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fadt->reset_reg.resv = 0;
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fadt->reset_reg.addrl = 0xcf9;
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fadt->reset_reg.addrh = 0;
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fadt->reset_value = 6;
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fadt->x_firmware_ctl_l = (unsigned long)facs;
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fadt->x_firmware_ctl_h = 0;
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fadt->x_dsdt_l = (unsigned long)dsdt;
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fadt->x_dsdt_h = 0;
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fadt->x_pm1a_evt_blk.space_id = 1;
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fadt->x_pm1a_evt_blk.bit_width = 32;
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fadt->x_pm1a_evt_blk.bit_offset = 0;
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fadt->x_pm1a_evt_blk.resv = 0;
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fadt->x_pm1a_evt_blk.addrl = pmbase;
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fadt->x_pm1a_evt_blk.addrh = 0x0;
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fadt->x_pm1b_evt_blk.space_id = 1;
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fadt->x_pm1b_evt_blk.bit_width = 0;
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fadt->x_pm1b_evt_blk.bit_offset = 0;
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fadt->x_pm1b_evt_blk.resv = 0;
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fadt->x_pm1b_evt_blk.addrl = 0x0;
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fadt->x_pm1b_evt_blk.addrh = 0x0;
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fadt->x_pm1a_cnt_blk.space_id = 1;
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fadt->x_pm1a_cnt_blk.bit_width = 16;
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fadt->x_pm1a_cnt_blk.bit_offset = 0;
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fadt->x_pm1a_cnt_blk.resv = 0;
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fadt->x_pm1a_cnt_blk.addrl = pmbase + 0x4;
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fadt->x_pm1a_cnt_blk.addrh = 0x0;
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fadt->x_pm1b_cnt_blk.space_id = 1;
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fadt->x_pm1b_cnt_blk.bit_width = 0;
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fadt->x_pm1b_cnt_blk.bit_offset = 0;
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fadt->x_pm1b_cnt_blk.resv = 0;
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fadt->x_pm1b_cnt_blk.addrl = 0x0;
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fadt->x_pm1b_cnt_blk.addrh = 0x0;
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fadt->x_pm2_cnt_blk.space_id = 1;
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fadt->x_pm2_cnt_blk.bit_width = 8;
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fadt->x_pm2_cnt_blk.bit_offset = 0;
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fadt->x_pm2_cnt_blk.resv = 0;
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fadt->x_pm2_cnt_blk.addrl = pmbase + 0x50;
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fadt->x_pm2_cnt_blk.addrh = 0x0;
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fadt->x_pm_tmr_blk.space_id = 1;
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fadt->x_pm_tmr_blk.bit_width = 32;
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fadt->x_pm_tmr_blk.bit_offset = 0;
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fadt->x_pm_tmr_blk.resv = 0;
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fadt->x_pm_tmr_blk.addrl = pmbase + 0x8;
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fadt->x_pm_tmr_blk.addrh = 0x0;
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fadt->x_gpe0_blk.space_id = 1;
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fadt->x_gpe0_blk.bit_width = 64;
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fadt->x_gpe0_blk.bit_offset = 0;
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fadt->x_gpe0_blk.resv = 0;
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fadt->x_gpe0_blk.addrl = pmbase + 0x20;
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fadt->x_gpe0_blk.addrh = 0x0;
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fadt->x_gpe1_blk.space_id = 1;
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fadt->x_gpe1_blk.bit_width = 0;
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fadt->x_gpe1_blk.bit_offset = 0;
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fadt->x_gpe1_blk.resv = 0;
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fadt->x_gpe1_blk.addrl = 0x0;
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fadt->x_gpe1_blk.addrh = 0x0;
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header->checksum =
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acpi_checksum((void *) fadt, header->length);
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}
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