328 lines
9.2 KiB
C
328 lines
9.2 KiB
C
/* $NetBSD: acpivar.h,v 1.32 2008/03/27 02:51:26 jmcneill Exp $ */
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/*
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* Copyright 2001 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Jason R. Thorpe for Wasabi Systems, Inc.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* This file defines the ACPI interface provided to the rest of the
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* kernel, as well as the autoconfiguration structures for ACPI
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* support.
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*/
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#include <sys/bus.h>
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#include <dev/pci/pcivar.h>
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#include <dev/isa/isavar.h>
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#include <dev/acpi/acpica.h>
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#include <dev/sysmon/sysmonvar.h>
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/*
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* acpibus_attach_args:
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*
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* This structure is used to attach the ACPI "bus".
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*/
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struct acpibus_attach_args {
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bus_space_tag_t aa_iot; /* PCI I/O space tag */
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bus_space_tag_t aa_memt; /* PCI MEM space tag */
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pci_chipset_tag_t aa_pc; /* PCI chipset */
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int aa_pciflags; /* PCI bus flags */
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isa_chipset_tag_t aa_ic; /* ISA chipset */
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};
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/*
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* Types of switches that ACPI understands.
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*/
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#define ACPI_SWITCH_POWERBUTTON 0
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#define ACPI_SWITCH_SLEEPBUTTON 1
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#define ACPI_SWITCH_LID 2
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#define ACPI_NSWITCHES 3
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/*
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* acpi_devnode:
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*
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* An ACPI device node.
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*/
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struct acpi_devnode {
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TAILQ_ENTRY(acpi_devnode) ad_list;
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ACPI_HANDLE ad_handle; /* our ACPI handle */
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u_int32_t ad_level; /* ACPI level */
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u_int32_t ad_type; /* ACPI object type */
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ACPI_DEVICE_INFO *ad_devinfo; /* our ACPI device info */
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struct acpi_scope *ad_scope; /* backpointer to scope */
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struct device *ad_device; /* pointer to configured device */
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char ad_name[5]; /* Human-readable device name */
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};
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/*
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* acpi_scope:
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*
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* Description of an ACPI scope.
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*/
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struct acpi_scope {
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TAILQ_ENTRY(acpi_scope) as_list;
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const char *as_name; /* scope name */
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/*
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* Device nodes we manage.
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*/
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TAILQ_HEAD(, acpi_devnode) as_devnodes;
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};
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/*
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* acpi_softc:
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*
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* Software state of the ACPI subsystem.
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*/
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struct acpi_softc {
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device_t sc_dev; /* base device info */
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bus_space_tag_t sc_iot; /* PCI I/O space tag */
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bus_space_tag_t sc_memt; /* PCI MEM space tag */
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pci_chipset_tag_t sc_pc; /* PCI chipset tag */
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int sc_pciflags; /* PCI bus flags */
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int sc_pci_bus; /* internal PCI fixup */
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isa_chipset_tag_t sc_ic; /* ISA chipset tag */
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void *sc_sdhook; /* shutdown hook */
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/*
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* Power switch handlers for fixed-feature buttons.
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*/
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struct sysmon_pswitch sc_smpsw_power;
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struct sysmon_pswitch sc_smpsw_sleep;
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/*
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* Sleep state to transition to when a given
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* switch is activated.
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*/
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int sc_switch_sleep[ACPI_NSWITCHES];
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int sc_sleepstate; /* current sleep state */
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int sc_quirks;
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/*
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* Scopes we manage.
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*/
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TAILQ_HEAD(, acpi_scope) sc_scopes;
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};
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/*
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* acpi_attach_args:
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*
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* Used to attach a device instance to the acpi "bus".
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*/
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struct acpi_attach_args {
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struct acpi_devnode *aa_node; /* ACPI device node */
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bus_space_tag_t aa_iot; /* PCI I/O space tag */
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bus_space_tag_t aa_memt; /* PCI MEM space tag */
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pci_chipset_tag_t aa_pc; /* PCI chipset tag */
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int aa_pciflags; /* PCI bus flags */
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isa_chipset_tag_t aa_ic; /* ISA chipset */
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};
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/*
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* ACPI resources:
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*
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* acpi_io I/O ports
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* acpi_iorange I/O port range
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* acpi_mem memory region
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* acpi_memrange memory range
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* acpi_irq Interrupt Request
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* acpi_drq DMA request
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*/
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struct acpi_io {
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SIMPLEQ_ENTRY(acpi_io) ar_list;
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int ar_index;
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uint32_t ar_base;
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uint32_t ar_length;
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};
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struct acpi_iorange {
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SIMPLEQ_ENTRY(acpi_iorange) ar_list;
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int ar_index;
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uint32_t ar_low;
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uint32_t ar_high;
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uint32_t ar_length;
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uint32_t ar_align;
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};
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struct acpi_mem {
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SIMPLEQ_ENTRY(acpi_mem) ar_list;
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int ar_index;
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uint32_t ar_base;
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uint32_t ar_length;
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};
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struct acpi_memrange {
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SIMPLEQ_ENTRY(acpi_memrange) ar_list;
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int ar_index;
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uint32_t ar_low;
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uint32_t ar_high;
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uint32_t ar_length;
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uint32_t ar_align;
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};
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struct acpi_irq {
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SIMPLEQ_ENTRY(acpi_irq) ar_list;
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int ar_index;
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uint32_t ar_irq;
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uint32_t ar_type;
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};
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struct acpi_drq {
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SIMPLEQ_ENTRY(acpi_drq) ar_list;
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int ar_index;
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uint32_t ar_drq;
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};
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struct acpi_resources {
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SIMPLEQ_HEAD(, acpi_io) ar_io;
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int ar_nio;
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SIMPLEQ_HEAD(, acpi_iorange) ar_iorange;
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int ar_niorange;
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SIMPLEQ_HEAD(, acpi_mem) ar_mem;
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int ar_nmem;
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SIMPLEQ_HEAD(, acpi_memrange) ar_memrange;
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int ar_nmemrange;
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SIMPLEQ_HEAD(, acpi_irq) ar_irq;
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int ar_nirq;
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SIMPLEQ_HEAD(, acpi_drq) ar_drq;
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int ar_ndrq;
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};
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/*
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* acpi_resource_parse_ops:
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*
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* The client of ACPI resources specifies these operations
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* when the resources are parsed.
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*/
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struct acpi_resource_parse_ops {
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void (*init)(struct device *, void *, void **);
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void (*fini)(struct device *, void *);
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void (*ioport)(struct device *, void *, uint32_t, uint32_t);
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void (*iorange)(struct device *, void *, uint32_t, uint32_t,
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uint32_t, uint32_t);
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void (*memory)(struct device *, void *, uint32_t, uint32_t);
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void (*memrange)(struct device *, void *, uint32_t, uint32_t,
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uint32_t, uint32_t);
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void (*irq)(struct device *, void *, uint32_t, uint32_t);
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void (*drq)(struct device *, void *, uint32_t);
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void (*start_dep)(struct device *, void *, int);
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void (*end_dep)(struct device *, void *);
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};
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extern struct acpi_softc *acpi_softc;
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extern int acpi_active;
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extern const struct acpi_resource_parse_ops acpi_resource_parse_ops_default;
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int acpi_check(device_t, const char *);
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int acpi_probe(void);
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ACPI_PHYSICAL_ADDRESS acpi_OsGetRootPointer(void);
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int acpi_match_hid(ACPI_DEVICE_INFO *, const char * const *);
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void acpi_set_wake_gpe(ACPI_HANDLE);
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ACPI_STATUS acpi_eval_integer(ACPI_HANDLE, const char *, ACPI_INTEGER *);
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ACPI_STATUS acpi_eval_string(ACPI_HANDLE, const char *, char **);
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ACPI_STATUS acpi_eval_struct(ACPI_HANDLE, const char *, ACPI_BUFFER *);
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ACPI_STATUS acpi_foreach_package_object(ACPI_OBJECT *,
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ACPI_STATUS (*)(ACPI_OBJECT *, void *), void *);
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ACPI_STATUS acpi_get(ACPI_HANDLE, ACPI_BUFFER *,
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ACPI_STATUS (*)(ACPI_HANDLE, ACPI_BUFFER *));
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const char* acpi_name(ACPI_HANDLE);
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ACPI_STATUS acpi_resource_parse(struct device *, ACPI_HANDLE, const char *,
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void *, const struct acpi_resource_parse_ops *);
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void acpi_resource_print(struct device *, struct acpi_resources *);
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void acpi_resource_cleanup(struct acpi_resources *);
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ACPI_STATUS acpi_allocate_resources(ACPI_HANDLE);
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ACPI_STATUS acpi_pwr_switch_consumer(ACPI_HANDLE, int);
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void * acpi_pci_link_devbyhandle(ACPI_HANDLE);
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void acpi_pci_link_add_reference(void *, int, int, int, int);
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int acpi_pci_link_route_interrupt(void *, int, int *, int *, int *);
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char * acpi_pci_link_name(void *);
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ACPI_HANDLE acpi_pci_link_handle(void *);
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void acpi_pci_link_state(void);
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struct acpi_io *acpi_res_io(struct acpi_resources *, int);
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struct acpi_iorange *acpi_res_iorange(struct acpi_resources *, int);
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struct acpi_mem *acpi_res_mem(struct acpi_resources *, int);
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struct acpi_memrange *acpi_res_memrange(struct acpi_resources *, int);
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struct acpi_irq *acpi_res_irq(struct acpi_resources *, int);
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struct acpi_drq *acpi_res_drq(struct acpi_resources *, int);
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/*
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* power state transition
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*/
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ACPI_STATUS acpi_enter_sleep_state(struct acpi_softc *, int);
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/*
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* quirk handling
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*/
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struct acpi_quirk {
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const char *aq_tabletype; /* what type of table (FADT, DSDT, etc) */
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const char *aq_oemid; /* compared against the table OemId */
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int aq_oemrev; /* compared against the table OemRev */
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int aq_cmpop; /* how to compare the oemrev number */
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const char *aq_tabid; /* compared against the table TableId */
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int aq_quirks; /* the actual quirks */
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};
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#define AQ_GT 0 /* > */
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#define AQ_LT 1 /* < */
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#define AQ_GTE 2 /* >= */
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#define AQ_LTE 3 /* <= */
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#define AQ_EQ 4 /* == */
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#define ACPI_QUIRK_BROKEN 0x00000001 /* totally broken */
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#define ACPI_QUIRK_BADPCI 0x00000002 /* bad PCI hierarchy */
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#define ACPI_QUIRK_BADBBN 0x00000004 /* _BBN broken */
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#define ACPI_QUIRK_IRQ0 0x00000008 /* bad 0->2 irq override */
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int acpi_find_quirks(void);
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