src/mainboard/aopen/dxplplusu/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
   7  * modify it under the terms of the GNU General Public License as
   8  * published by 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  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc.
  18  */
  19
  20 #include <string.h>
  21 #include <device/pci.h>
  22 #include <arch/acpi.h>
  23
  24 /* FIXME: This needs to go into a separate .h file
  25  * to be included by the ich7 smi handler, ich7 smi init
  26  * code and the mainboard fadt.
  27  */
  28 #define APM_CNT         0x0   /* ACPI mode only */
  29 #define   CST_CONTROL   0x85
  30 #define   PST_CONTROL   0x0
  31 #define   ACPI_DISABLE  0xAA
  32 #define   ACPI_ENABLE   0x55
  33 #define   S4_BIOS       0x77
  34 #define   GNVS_UPDATE   0xea
  35
  36 void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
  37 {
  38         acpi_header_t *header = &(fadt->header);
  39         u16 pmbase = pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f,0)), 0x40) & 0xfffe;
  40
  41         memset((void *) fadt, 0, sizeof(acpi_fadt_t));
  42         memcpy(header->signature, "FACP", 4);
  43         header->length = sizeof(acpi_fadt_t);
  44         header->revision = 4;
  45         memcpy(header->oem_id, OEM_ID, 6);
  46         memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
  47         memcpy(header->asl_compiler_id, ASLC, 4);
  48         header->asl_compiler_revision = 1;
  49
  50         fadt->firmware_ctrl = (unsigned long) facs;
  51         fadt->dsdt = (unsigned long) dsdt;
  52         fadt->model = 1;
  53         fadt->preferred_pm_profile = 0; /* PM_MOBILE; */
  54
  55         fadt->sci_int = 0x9;
  56         fadt->smi_cmd = APM_CNT;
  57         fadt->acpi_enable = ACPI_ENABLE;
  58         fadt->acpi_disable = ACPI_DISABLE;
  59         fadt->s4bios_req = S4_BIOS;
  60         fadt->pstate_cnt = PST_CONTROL;
  61
  62         fadt->pm1a_evt_blk = pmbase;
  63         fadt->pm1b_evt_blk = 0x0;
  64         fadt->pm1a_cnt_blk = pmbase + 0x4;
  65         fadt->pm1b_cnt_blk = 0x0;
  66         fadt->pm2_cnt_blk = 0x0;
  67         fadt->pm_tmr_blk = pmbase + 0x8;
  68         fadt->gpe0_blk = pmbase + 0x28;
  69         fadt->gpe1_blk = 0;
  70
  71         fadt->pm1_evt_len = 4;
  72         fadt->pm1_cnt_len = 2;
  73         // XXX: pm2_cnt_len is probably wrong. find out right value (hint: it's != 0)
  74         fadt->pm2_cnt_len = 0;
  75         fadt->pm_tmr_len = 4;
  76         fadt->gpe0_blk_len = 8;
  77         fadt->gpe1_blk_len = 0;
  78         fadt->gpe1_base = 0;
  79         fadt->cst_cnt = 0; /* CST_CONTROL; */
  80         fadt->p_lvl2_lat = 1;
  81         fadt->p_lvl3_lat = 85;
  82         fadt->flush_size = 1024;
  83         fadt->flush_stride = 16;
  84         fadt->duty_offset = 1;
  85         fadt->duty_width = 0;
  86         fadt->day_alrm = 0xd;
  87         fadt->mon_alrm = 0x00;
  88         fadt->century = 0x00;
  89         fadt->iapc_boot_arch = 0x03;
  90
  91         fadt->flags = ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
  92                         ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON |
  93                         ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK;
  94
  95         fadt->reset_reg.space_id = 0;
  96         fadt->reset_reg.bit_width = 0;
  97         fadt->reset_reg.bit_offset = 0;
  98         fadt->reset_reg.resv = 0;
  99         fadt->reset_reg.addrl = 0x0;
 100         fadt->reset_reg.addrh = 0x0;
 101
 102         fadt->reset_value = 0;
 103         fadt->x_firmware_ctl_l = (unsigned long)facs;
 104         fadt->x_firmware_ctl_h = 0;
 105         fadt->x_dsdt_l = (unsigned long)dsdt;
 106         fadt->x_dsdt_h = 0;
 107
 108         fadt->x_pm1a_evt_blk.space_id = 1;
 109         fadt->x_pm1a_evt_blk.bit_width = 32;
 110         fadt->x_pm1a_evt_blk.bit_offset = 0;
 111         fadt->x_pm1a_evt_blk.resv = 0;
 112         fadt->x_pm1a_evt_blk.addrl = pmbase;
 113         fadt->x_pm1a_evt_blk.addrh = 0x0;
 114
 115         fadt->x_pm1b_evt_blk.space_id = 1;
 116         fadt->x_pm1b_evt_blk.bit_width = 0;
 117         fadt->x_pm1b_evt_blk.bit_offset = 0;
 118         fadt->x_pm1b_evt_blk.resv = 0;
 119         fadt->x_pm1b_evt_blk.addrl = 0x0;
 120         fadt->x_pm1b_evt_blk.addrh = 0x0;
 121
 122         fadt->x_pm1a_cnt_blk.space_id = 1;
 123         fadt->x_pm1a_cnt_blk.bit_width = 16;
 124         fadt->x_pm1a_cnt_blk.bit_offset = 0;
 125         fadt->x_pm1a_cnt_blk.resv = 0;
 126         fadt->x_pm1a_cnt_blk.addrl = pmbase + 0x4;
 127         fadt->x_pm1a_cnt_blk.addrh = 0x0;
 128
 129         fadt->x_pm1b_cnt_blk.space_id = 1;
 130         fadt->x_pm1b_cnt_blk.bit_width = 0;
 131         fadt->x_pm1b_cnt_blk.bit_offset = 0;
 132         fadt->x_pm1b_cnt_blk.resv = 0;
 133         fadt->x_pm1b_cnt_blk.addrl = 0x0;
 134         fadt->x_pm1b_cnt_blk.addrh = 0x0;
 135
 136         fadt->x_pm2_cnt_blk.space_id = 1;
 137         fadt->x_pm2_cnt_blk.bit_width = 0;
 138         fadt->x_pm2_cnt_blk.bit_offset = 0;
 139         fadt->x_pm2_cnt_blk.resv = 0;
 140         fadt->x_pm2_cnt_blk.addrl = 0x0;
 141         fadt->x_pm2_cnt_blk.addrh = 0x0;
 142
 143         fadt->x_pm_tmr_blk.space_id = 1;
 144         fadt->x_pm_tmr_blk.bit_width = 32;
 145         fadt->x_pm_tmr_blk.bit_offset = 0;
 146         fadt->x_pm_tmr_blk.resv = 0;
 147         fadt->x_pm_tmr_blk.addrl = pmbase + 0x8;
 148         fadt->x_pm_tmr_blk.addrh = 0x0;
 149
 150         fadt->x_gpe0_blk.space_id = 1;
 151         fadt->x_gpe0_blk.bit_width = 64;
 152         fadt->x_gpe0_blk.bit_offset = 0;
 153         fadt->x_gpe0_blk.resv = 0;
 154         fadt->x_gpe0_blk.addrl = pmbase + 0x28;
 155         fadt->x_gpe0_blk.addrh = 0x0;
 156
 157         fadt->x_gpe1_blk.space_id = 1;
 158         fadt->x_gpe1_blk.bit_width = 0;
 159         fadt->x_gpe1_blk.bit_offset = 0;
 160         fadt->x_gpe1_blk.resv = 0;
 161         fadt->x_gpe1_blk.addrl = 0x0;
 162         fadt->x_gpe1_blk.addrh = 0x0;
 163
 164         header->checksum =
 165             acpi_checksum((void *) fadt, header->length);
 166 }