/* * ACPI - create the Fixed ACPI Description Tables (FADT) * * Copyright (C) 2004 Nick Barker <nick.barker9@btinternet.com> * Copyright (C) 2009 One Laptop per Child, Association, Inc. * * 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; either version 2 of * the License, or (at your option) any later version. * * 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. */ #include <string.h> #include <arch/acpi.h> #include "northbridge/via/vx800/vx800.h" void acpi_create_fadt(acpi_fadt_t *fadt, acpi_facs_t *facs, void *dsdt) { acpi_header_t *header = &(fadt->header); memset((void *)fadt, 0, sizeof(acpi_fadt_t)); memcpy(header->signature, "FACP", 4); header->length = 244; header->revision = 3; memcpy(header->oem_id, OEM_ID, 6); memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8); memcpy(header->asl_compiler_id, ASLC, 4); header->asl_compiler_revision = 0; fadt->firmware_ctrl = (u32)facs; fadt->dsdt = (u32)dsdt; fadt->preferred_pm_profile = 0; fadt->sci_int = 0x9; fadt->smi_cmd = VX800_ACPI_IO_BASE + 0x2F; fadt->acpi_enable = 0xA1; fadt->acpi_disable = 0xA0; /* * Value 42F,A1,A0, if we don't want SMI, then set them to zero. * fadt->smi_cmd = 0x0; * fadt->acpi_enable = 0x0; * fadt->acpi_disable = 0x0; */ fadt->s4bios_req = 0x0; fadt->pstate_cnt = 0x0; fadt->pm1a_evt_blk = VX800_ACPI_IO_BASE; fadt->pm1b_evt_blk = 0x0; fadt->pm1a_cnt_blk = VX800_ACPI_IO_BASE + 0x4; fadt->pm1b_cnt_blk = 0x0; fadt->pm2_cnt_blk = 0x22; /* To support cpu-c3. */ /* fadt->pm2_cnt_blk = 0x0; */ fadt->pm_tmr_blk = VX800_ACPI_IO_BASE + 0x8; fadt->gpe0_blk = VX800_ACPI_IO_BASE + 0x20; fadt->gpe1_blk = VX800_ACPI_IO_BASE + 0x50; fadt->pm1_evt_len = 4; fadt->pm1_cnt_len = 2; fadt->pm2_cnt_len = 1; /* To support cpu-c3. */ /* fadt->pm2_cnt_len = 0; */ fadt->pm_tmr_len = 4; fadt->gpe0_blk_len = 4; fadt->gpe1_blk_len = 4; fadt->gpe1_base = 0x10; fadt->cst_cnt = 0; fadt->p_lvl2_lat = 0x50; /* This is the coreboot source. */ fadt->p_lvl3_lat = 0x320; /* fadt->p_lvl2_lat = 0x80; */ /* fadt->p_lvl3_lat = 0x800; */ /* fadt->p_lvl2_lat = 0x1; */ /* fadt->p_lvl3_lat = 0x23; */ /* fadt->p_lvl2_lat = 0x200; */ /* Disable. */ /* fadt->p_lvl3_lat = 0x2000; */ fadt->flush_size = 0; fadt->flush_stride = 0; fadt->duty_offset = 0; /* fadt->duty_width = 1; */ fadt->duty_width = 4; fadt->day_alrm = 0x7d; fadt->mon_alrm = 0x7e; fadt->century = 0x32; fadt->iapc_boot_arch = 0x0; fadt->flags = 0xa5; fadt->reset_reg.space_id = 0; fadt->reset_reg.bit_width = 0; fadt->reset_reg.bit_offset = 0; fadt->reset_reg.resv = 0; fadt->reset_reg.addrl = 0x0; fadt->reset_reg.addrh = 0x0; fadt->reset_value = 0; fadt->x_firmware_ctl_l = (u32)facs; fadt->x_firmware_ctl_h = 0; fadt->x_dsdt_l = (u32)dsdt; fadt->x_dsdt_h = 0; fadt->x_pm1a_evt_blk.space_id = 1; fadt->x_pm1a_evt_blk.bit_width = 4; fadt->x_pm1a_evt_blk.bit_offset = 0; fadt->x_pm1a_evt_blk.resv = 0; fadt->x_pm1a_evt_blk.addrl = VX800_ACPI_IO_BASE; fadt->x_pm1a_evt_blk.addrh = 0x0; fadt->x_pm1b_evt_blk.space_id = 1; fadt->x_pm1b_evt_blk.bit_width = 4; fadt->x_pm1b_evt_blk.bit_offset = 0; fadt->x_pm1b_evt_blk.resv = 0; fadt->x_pm1b_evt_blk.addrl = 0x0; fadt->x_pm1b_evt_blk.addrh = 0x0; fadt->x_pm1a_cnt_blk.space_id = 1; fadt->x_pm1a_cnt_blk.bit_width = 2; fadt->x_pm1a_cnt_blk.bit_offset = 0; fadt->x_pm1a_cnt_blk.resv = 0; fadt->x_pm1a_cnt_blk.addrl = VX800_ACPI_IO_BASE + 0x4; fadt->x_pm1a_cnt_blk.addrh = 0x0; fadt->x_pm1b_cnt_blk.space_id = 1; fadt->x_pm1b_cnt_blk.bit_width = 2; fadt->x_pm1b_cnt_blk.bit_offset = 0; fadt->x_pm1b_cnt_blk.resv = 0; fadt->x_pm1b_cnt_blk.addrl = 0x0; fadt->x_pm1b_cnt_blk.addrh = 0x0; /* fadt->x_pm2_cnt_blk.space_id = 1; */ fadt->x_pm2_cnt_blk.space_id = 0; fadt->x_pm2_cnt_blk.bit_width = 0; fadt->x_pm2_cnt_blk.bit_offset = 0; fadt->x_pm2_cnt_blk.resv = 0; fadt->x_pm2_cnt_blk.addrl = 0x0; fadt->x_pm2_cnt_blk.addrh = 0x0; fadt->x_pm_tmr_blk.space_id = 1; fadt->x_pm_tmr_blk.bit_width = 4; fadt->x_pm_tmr_blk.bit_offset = 0; fadt->x_pm_tmr_blk.resv = 0; fadt->x_pm_tmr_blk.addrl = VX800_ACPI_IO_BASE + 0x8; fadt->x_pm_tmr_blk.addrh = 0x0; fadt->x_gpe0_blk.space_id = 1; fadt->x_gpe0_blk.bit_width = 0; fadt->x_gpe0_blk.bit_offset = 0; fadt->x_gpe0_blk.resv = 0; fadt->x_gpe0_blk.addrl = VX800_ACPI_IO_BASE + 0x20; fadt->x_gpe0_blk.addrh = 0x0; fadt->x_gpe1_blk.space_id = 1; fadt->x_gpe1_blk.bit_width = 0; fadt->x_gpe1_blk.bit_offset = 0; fadt->x_gpe1_blk.resv = 0; fadt->x_gpe1_blk.addrl = 0x0; fadt->x_gpe1_blk.addrh = 0x0; header->checksum = acpi_checksum((void *)fadt, sizeof(acpi_fadt_t)); }