2 * This file is part of the coreboot project.
4 * Copyright (C) 2007-2009 coresystems GmbH
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.
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.
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #include <device/pci.h>
22 #include <arch/acpi.h>
23 #include <cpu/x86/smm.h>
25 void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
27 acpi_header_t *header = &(fadt->header);
28 u16 pmbase = pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f, 0)),
31 memset((void *)fadt, 0, sizeof(acpi_fadt_t));
32 memcpy(header->signature, "FACP", 4);
33 header->length = sizeof(acpi_fadt_t);
35 memcpy(header->oem_id, "CORE ", 6);
36 memcpy(header->oem_table_id, "COREBOOT", 8);
37 memcpy(header->asl_compiler_id, "CORE", 4);
38 header->asl_compiler_revision = 1;
40 fadt->firmware_ctrl = (unsigned long)facs;
41 fadt->dsdt = (unsigned long)dsdt;
43 fadt->preferred_pm_profile = PM_MOBILE;
46 fadt->smi_cmd = APM_CNT;
47 fadt->acpi_enable = APM_CNT_ACPI_ENABLE;
48 fadt->acpi_disable = APM_CNT_ACPI_DISABLE;
49 fadt->s4bios_req = 0x0;
50 fadt->pstate_cnt = APM_CNT_PST_CONTROL;
52 fadt->pm1a_evt_blk = pmbase;
53 fadt->pm1b_evt_blk = 0x0;
54 fadt->pm1a_cnt_blk = pmbase + 0x4;
55 fadt->pm1b_cnt_blk = 0x0;
56 fadt->pm2_cnt_blk = pmbase + 0x20;
57 fadt->pm_tmr_blk = pmbase + 0x8;
58 fadt->gpe0_blk = pmbase + 0x28;
61 fadt->pm1_evt_len = 4;
62 fadt->pm1_cnt_len = 2;
63 // XXX: pm2_cnt_len is probably wrong. find out right value (hint: it's != 0)
64 fadt->pm2_cnt_len = 2;
66 fadt->gpe0_blk_len = 8;
67 fadt->gpe1_blk_len = 0;
69 fadt->cst_cnt = APM_CNT_CST_CONTROL;
71 fadt->p_lvl3_lat = 85;
72 fadt->flush_size = 1024;
73 fadt->flush_stride = 16;
74 fadt->duty_offset = 1;
77 fadt->mon_alrm = 0x00;
79 fadt->iapc_boot_arch = 0x03;
81 fadt->flags = ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
82 ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON |
83 ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK;
85 fadt->reset_reg.space_id = 0;
86 fadt->reset_reg.bit_width = 0;
87 fadt->reset_reg.bit_offset = 0;
88 fadt->reset_reg.resv = 0;
89 fadt->reset_reg.addrl = 0x0;
90 fadt->reset_reg.addrh = 0x0;
92 fadt->reset_value = 0;
93 fadt->x_firmware_ctl_l = (unsigned long)facs;
94 fadt->x_firmware_ctl_h = 0;
95 fadt->x_dsdt_l = (unsigned long)dsdt;
98 fadt->x_pm1a_evt_blk.space_id = 1;
99 fadt->x_pm1a_evt_blk.bit_width = 32;
100 fadt->x_pm1a_evt_blk.bit_offset = 0;
101 fadt->x_pm1a_evt_blk.resv = 0;
102 fadt->x_pm1a_evt_blk.addrl = pmbase;
103 fadt->x_pm1a_evt_blk.addrh = 0x0;
105 fadt->x_pm1b_evt_blk.space_id = 1;
106 fadt->x_pm1b_evt_blk.bit_width = 0;
107 fadt->x_pm1b_evt_blk.bit_offset = 0;
108 fadt->x_pm1b_evt_blk.resv = 0;
109 fadt->x_pm1b_evt_blk.addrl = 0x0;
110 fadt->x_pm1b_evt_blk.addrh = 0x0;
112 fadt->x_pm1a_cnt_blk.space_id = 1;
113 fadt->x_pm1a_cnt_blk.bit_width = 16;
114 fadt->x_pm1a_cnt_blk.bit_offset = 0;
115 fadt->x_pm1a_cnt_blk.resv = 0;
116 fadt->x_pm1a_cnt_blk.addrl = pmbase + 0x4;
117 fadt->x_pm1a_cnt_blk.addrh = 0x0;
119 fadt->x_pm1b_cnt_blk.space_id = 1;
120 fadt->x_pm1b_cnt_blk.bit_width = 0;
121 fadt->x_pm1b_cnt_blk.bit_offset = 0;
122 fadt->x_pm1b_cnt_blk.resv = 0;
123 fadt->x_pm1b_cnt_blk.addrl = 0x0;
124 fadt->x_pm1b_cnt_blk.addrh = 0x0;
126 fadt->x_pm2_cnt_blk.space_id = 1;
127 fadt->x_pm2_cnt_blk.bit_width = 8;
128 fadt->x_pm2_cnt_blk.bit_offset = 0;
129 fadt->x_pm2_cnt_blk.resv = 0;
130 fadt->x_pm2_cnt_blk.addrl = pmbase + 0x20;
131 fadt->x_pm2_cnt_blk.addrh = 0x0;
133 fadt->x_pm_tmr_blk.space_id = 1;
134 fadt->x_pm_tmr_blk.bit_width = 32;
135 fadt->x_pm_tmr_blk.bit_offset = 0;
136 fadt->x_pm_tmr_blk.resv = 0;
137 fadt->x_pm_tmr_blk.addrl = pmbase + 0x8;
138 fadt->x_pm_tmr_blk.addrh = 0x0;
140 fadt->x_gpe0_blk.space_id = 1;
141 fadt->x_gpe0_blk.bit_width = 64;
142 fadt->x_gpe0_blk.bit_offset = 0;
143 fadt->x_gpe0_blk.resv = 0;
144 fadt->x_gpe0_blk.addrl = pmbase + 0x28;
145 fadt->x_gpe0_blk.addrh = 0x0;
147 fadt->x_gpe1_blk.space_id = 1;
148 fadt->x_gpe1_blk.bit_width = 0;
149 fadt->x_gpe1_blk.bit_offset = 0;
150 fadt->x_gpe1_blk.resv = 0;
151 fadt->x_gpe1_blk.addrl = 0x0;
152 fadt->x_gpe1_blk.addrh = 0x0;
154 header->checksum = acpi_checksum((void *)fadt, header->length);