327 lines
9.0 KiB
C
327 lines
9.0 KiB
C
/*-
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* Copyright (c) 1999 Doug Rabson
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* Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _ACPIDUMP_H_
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#define _ACPIDUMP_H_
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/* Generic Address structure */
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struct ACPIgas {
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u_int8_t address_space_id;
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#define ACPI_GAS_MEMORY 0
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#define ACPI_GAS_IO 1
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#define ACPI_GAS_PCI 2
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#define ACPI_GAS_EMBEDDED 3
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#define ACPI_GAS_SMBUS 4
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#define ACPI_GAS_FIXED 0x7f
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u_int8_t bit_width;
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u_int8_t bit_offset;
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u_int8_t _reserved;
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u_int64_t address;
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} __packed;
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/* Root System Description Pointer */
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struct ACPIrsdp {
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u_char signature[8];
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u_char sum;
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u_char oem[6];
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u_char revision;
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u_int32_t rsdt_addr;
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u_int32_t length;
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u_int64_t xsdt_addr;
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u_char xsum;
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u_char _reserved_[3];
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} __packed;
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/* System Description Table */
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struct ACPIsdt {
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u_char signature[4];
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u_int32_t len;
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u_char rev;
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u_char check;
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u_char oemid[6];
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u_char oemtblid[8];
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u_int32_t oemrev;
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u_char creator[4];
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u_int32_t crerev;
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#define SIZEOF_SDT_HDR 36 /* struct size except body */
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u_int32_t body[1];/* This member should be casted */
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} __packed;
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/* Fixed ACPI Description Table (body) */
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struct FADTbody {
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u_int32_t facs_ptr;
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u_int32_t dsdt_ptr;
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u_int8_t int_model;
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#define ACPI_FADT_INTMODEL_PIC 0 /* Standard PC-AT PIC */
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#define ACPI_FADT_INTMODEL_APIC 1 /* Multiple APIC */
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u_int8_t pm_profile;
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u_int16_t sci_int;
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u_int32_t smi_cmd;
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u_int8_t acpi_enable;
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u_int8_t acpi_disable;
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u_int8_t s4biosreq;
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u_int8_t pstate_cnt;
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u_int32_t pm1a_evt_blk;
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u_int32_t pm1b_evt_blk;
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u_int32_t pm1a_cnt_blk;
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u_int32_t pm1b_cnt_blk;
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u_int32_t pm2_cnt_blk;
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u_int32_t pm_tmr_blk;
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u_int32_t gpe0_blk;
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u_int32_t gpe1_blk;
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u_int8_t pm1_evt_len;
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u_int8_t pm1_cnt_len;
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u_int8_t pm2_cnt_len;
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u_int8_t pm_tmr_len;
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u_int8_t gpe0_len;
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u_int8_t gpe1_len;
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u_int8_t gpe1_base;
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u_int8_t cst_cnt;
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u_int16_t p_lvl2_lat;
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u_int16_t p_lvl3_lat;
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u_int16_t flush_size;
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u_int16_t flush_stride;
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u_int8_t duty_off;
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u_int8_t duty_width;
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u_int8_t day_alrm;
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u_int8_t mon_alrm;
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u_int8_t century;
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u_int16_t iapc_boot_arch;
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#define FADT_FLAG_LEGACY_DEV 1 /* System has legacy devices */
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#define FADT_FLAG_8042 2 /* 8042 keyboard controller */
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u_char reserved4[1];
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u_int32_t flags;
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#define FADT_FLAG_WBINVD 1 /* WBINVD is correctly supported */
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#define FADT_FLAG_WBINVD_FLUSH 2 /* WBINVD flushes caches */
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#define FADT_FLAG_PROC_C1 4 /* C1 power state supported */
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#define FADT_FLAG_P_LVL2_UP 8 /* C2 power state works on SMP */
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#define FADT_FLAG_PWR_BUTTON 16 /* Power button uses control method */
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#define FADT_FLAG_SLP_BUTTON 32 /* Sleep button uses control method */
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#define FADT_FLAG_FIX_RTC 64 /* RTC wakeup not supported */
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#define FADT_FLAG_RTC_S4 128 /* RTC can wakeup from S4 state */
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#define FADT_FLAG_TMR_VAL_EXT 256 /* TMR_VAL is 32bit */
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#define FADT_FLAG_DCK_CAP 512 /* Can support docking */
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#define FADT_FLAG_RESET_REG 1024 /* Supports RESET_REG */
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#define FADT_FLAG_SEALED_CASE 2048 /* Case cannot be opened */
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#define FADT_FLAG_HEADLESS 4096 /* No monitor */
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#define FADT_FLAG_CPU_SW_SLP 8192 /* Supports CPU software sleep */
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struct ACPIgas reset_reg;
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u_int8_t reset_value;
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u_int8_t reserved5[3];
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u_int64_t x_facs_ptr;
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u_int64_t x_dsdt_ptr;
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struct ACPIgas x_pm1a_evt_blk;
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struct ACPIgas x_pm1b_evt_blk;
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struct ACPIgas x_pm1a_cnt_blk;
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struct ACPIgas x_pm1b_cnt_blk;
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struct ACPIgas x_pm2_cnt_blk;
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struct ACPIgas x_pm_tmr_blk;
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struct ACPIgas x_gpe0_blk;
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struct ACPIgas x_gpe1_blk;
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} __packed;
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/* Firmware ACPI Control Structure */
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struct FACSbody {
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u_char signature[4];
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u_int32_t len;
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u_int32_t hw_sig;
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/*
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* NOTE This should be filled with physical address below 1MB!!
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* sigh....
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*/
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u_int32_t firm_wake_vec;
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u_int32_t global_lock;
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#define FACS_FLAG_LOCK_PENDING 1 /* 5.2.6.1 Global Lock */
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#define FACS_FLAG_LOCK_OWNED 2
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u_int32_t flags;
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#define FACS_FLAG_S4BIOS_F 1 /* Supports S4BIOS_SEQ */
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u_int64_t x_firm_wake_vec;
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u_int8_t version;
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char reserved[31];
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} __packed;
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struct MADT_local_apic {
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u_char cpu_id;
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u_char apic_id;
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u_int32_t flags;
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#define ACPI_MADT_APIC_LOCAL_FLAG_ENABLED 1
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} __packed;
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struct MADT_io_apic {
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u_char apic_id;
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u_char reserved;
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u_int32_t apic_addr;
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u_int32_t int_base;
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} __packed;
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struct MADT_int_override {
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u_char bus;
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u_char source;
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u_int32_t intr;
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u_int16_t mps_flags;
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#define MPS_INT_FLAG_POLARITY_MASK 0x3
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#define MPS_INT_FLAG_POLARITY_CONFORM 0x0
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#define MPS_INT_FLAG_POLARITY_HIGH 0x1
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#define MPS_INT_FLAG_POLARITY_LOW 0x3
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#define MPS_INT_FLAG_TRIGGER_MASK 0xc
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#define MPS_INT_FLAG_TRIGGER_CONFORM 0x0
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#define MPS_INT_FLAG_TRIGGER_EDGE 0x4
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#define MPS_INT_FLAG_TRIGGER_LEVEL 0xc
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} __packed;
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struct MADT_nmi {
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u_int16_t mps_flags;
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u_int32_t intr;
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} __packed;
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struct MADT_local_nmi {
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u_char cpu_id;
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u_int16_t mps_flags;
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u_char lintpin;
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} __packed;
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struct MADT_local_apic_override {
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u_char reserved[2];
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u_int64_t apic_addr;
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} __packed;
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struct MADT_io_sapic {
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u_char apic_id;
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u_char reserved;
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u_int32_t int_base;
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u_int64_t apic_addr;
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} __packed;
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struct MADT_local_sapic {
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u_char cpu_id;
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u_char apic_id;
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u_char apic_eid;
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u_char reserved[3];
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u_int32_t flags;
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} __packed;
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struct MADT_int_src {
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u_int16_t mps_flags;
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u_char type;
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#define ACPI_MADT_APIC_INT_SOURCE_PMI 1
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#define ACPI_MADT_APIC_INT_SOURCE_INIT 2
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#define ACPI_MADT_APIC_INT_SOURCE_CPEI 3 /* Corrected Platform Error */
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u_char cpu_id;
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u_char cpu_eid;
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u_char sapic_vector;
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u_int32_t intr;
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u_char reserved[4];
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} __packed;
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struct MADT_APIC {
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u_char type;
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#define ACPI_MADT_APIC_TYPE_LOCAL_APIC 0
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#define ACPI_MADT_APIC_TYPE_IO_APIC 1
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#define ACPI_MADT_APIC_TYPE_INT_OVERRIDE 2
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#define ACPI_MADT_APIC_TYPE_NMI 3
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#define ACPI_MADT_APIC_TYPE_LOCAL_NMI 4
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#define ACPI_MADT_APIC_TYPE_LOCAL_OVERRIDE 5
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#define ACPI_MADT_APIC_TYPE_IO_SAPIC 6
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#define ACPI_MADT_APIC_TYPE_LOCAL_SAPIC 7
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#define ACPI_MADT_APIC_TYPE_INT_SRC 8
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u_char len;
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union {
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struct MADT_local_apic local_apic;
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struct MADT_io_apic io_apic;
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struct MADT_int_override int_override;
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struct MADT_nmi nmi;
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struct MADT_local_nmi local_nmi;
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struct MADT_local_apic_override local_apic_override;
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struct MADT_io_sapic io_sapic;
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struct MADT_local_sapic local_sapic;
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struct MADT_int_src int_src;
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} body;
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} __packed;
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struct MADTbody {
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u_int32_t lapic_addr;
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u_int32_t flags;
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#define ACPI_APIC_FLAG_PCAT_COMPAT 1 /* System has dual-8259 setup. */
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u_char body[1];
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} __packed;
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struct HPETbody {
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u_int32_t block_hwrev:8,
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block_comparitors:5,
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block_counter_size:1,
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:1,
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block_legacy_capable:1,
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block_pcivendor:16;
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u_int32_t base_addr;
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u_int64_t reserved1;
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u_int8_t hpet_number;
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u_int16_t clock_tick __packed;
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} __packed;
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/* Embedded Controller Description Table */
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struct ECDTbody {
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struct ACPIgas ec_control; /* Control register */
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struct ACPIgas ec_data; /* Data register */
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uint32_t uid; /* Same value as _UID in namespace */
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uint8_t gpe_bit; /* GPE bit for the EC */
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u_char ec_id[1]; /* Variable length name string */
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} __packed;
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/* Find and map the RSD PTR structure and return it for parsing */
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struct ACPIsdt *sdt_load_devmem(void);
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/*
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* Load the DSDT from a previous save file. Note that other tables are
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* not saved (i.e. FADT)
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*/
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struct ACPIsdt *dsdt_load_file(char *);
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/* Save the DSDT to a file */
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void dsdt_save_file(char *, struct ACPIsdt *);
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/* Print out as many fixed tables as possible, given the RSD PTR */
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void sdt_print_all(struct ACPIsdt *);
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/* Disassemble the AML in the DSDT */
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void aml_disassemble(struct ACPIsdt *);
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/* Routines for accessing tables in physical memory */
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struct ACPIrsdp *acpi_find_rsd_ptr(void);
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void * acpi_map_physical(vm_offset_t, size_t);
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struct ACPIsdt *sdt_from_rsdt(struct ACPIsdt *, const char *);
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struct ACPIsdt *dsdt_from_fadt(struct FADTbody *);
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int acpi_checksum(void *, size_t);
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/* Command line flags */
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extern int dflag;
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extern int tflag;
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extern int vflag;
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#endif /* !_ACPIDUMP_H_ */
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