NetBSD/sys/dev/acpi/acpivar.h

264 lines
7.1 KiB
C

/* $NetBSD: acpivar.h,v 1.4 2002/03/24 03:32:14 sommerfeld Exp $ */
/*
* Copyright 2001 Wasabi Systems, Inc.
* All rights reserved.
*
* Written by Jason R. Thorpe for Wasabi Systems, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project by
* Wasabi Systems, Inc.
* 4. The name of Wasabi Systems, Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* This file defines the ACPI interface provided to the rest of the
* kernel, as well as the autoconfiguration structures for ACPI
* support.
*/
#include <machine/bus.h>
#include <dev/pci/pcivar.h>
#include <dev/acpi/acpica.h>
/*
* acpibus_attach_args:
*
* This structure is used to attach the ACPI "bus".
*/
struct acpibus_attach_args {
const char *aa_busname; /* XXX should be common */
bus_space_tag_t aa_iot; /* PCI I/O space tag */
bus_space_tag_t aa_memt; /* PCI MEM space tag */
pci_chipset_tag_t aa_pc; /* PCI chipset */
int aa_pciflags; /* PCI bus flags */
};
/*
* Types of switches that ACPI understands.
*/
#define ACPI_SWITCH_POWERBUTTON 0
#define ACPI_SWITCH_SLEEPBUTTON 1
#define ACPI_SWITCH_LID 2
#define ACPI_NSWITCHES 3
/*
* acpi_devnode:
*
* An ACPI device node.
*/
struct acpi_devnode {
TAILQ_ENTRY(acpi_devnode) ad_list;
ACPI_HANDLE ad_handle; /* our ACPI handle */
u_int32_t ad_level; /* ACPI level */
u_int32_t ad_type; /* ACPI object type */
ACPI_DEVICE_INFO ad_devinfo; /* our ACPI device info */
struct acpi_scope *ad_scope; /* backpointer to scope */
struct device *ad_device; /* pointer to configured device */
};
/*
* acpi_scope:
*
* Description of an ACPI scope.
*/
struct acpi_scope {
TAILQ_ENTRY(acpi_scope) as_list;
const char *as_name; /* scope name */
/*
* Device nodes we manage.
*/
TAILQ_HEAD(, acpi_devnode) as_devnodes;
};
/*
* acpi_softc:
*
* Software state of the ACPI subsystem.
*/
struct acpi_softc {
struct device sc_dev; /* base device info */
bus_space_tag_t sc_iot; /* PCI I/O space tag */
bus_space_tag_t sc_memt; /* PCI MEM space tag */
pci_chipset_tag_t sc_pc; /* PCI chipset tag */
int sc_pciflags; /* PCI bus flags */
void *sc_sdhook; /* shutdown hook */
/*
* Sleep state to transition to when a given
* switch is activated.
*/
int sc_switch_sleep[ACPI_NSWITCHES];
int sc_sleepstate; /* current sleep state */
/*
* Scopes we manage.
*/
TAILQ_HEAD(, acpi_scope) sc_scopes;
};
/*
* acpi_attach_args:
*
* Used to attach a device instance to the acpi "bus".
*/
struct acpi_attach_args {
struct acpi_devnode *aa_node; /* ACPI device node */
bus_space_tag_t aa_iot; /* PCI I/O space tag */
bus_space_tag_t aa_memt; /* PCI MEM space tag */
pci_chipset_tag_t aa_pc; /* PCI chipset tag */
int aa_pciflags; /* PCI bus flags */
};
/*
* ACPI resources:
*
* acpi_io I/O ports
* acpi_iorange I/O port range
* acpi_mem memory region
* acpi_memrange memory range
* acpi_irq Interrupt Request
* acpi_drq DMA request
*/
struct acpi_io {
SIMPLEQ_ENTRY(acpi_io) ar_list;
int ar_index;
uint32_t ar_base;
uint32_t ar_length;
};
struct acpi_iorange {
SIMPLEQ_ENTRY(acpi_iorange) ar_list;
int ar_index;
uint32_t ar_low;
uint32_t ar_high;
uint32_t ar_length;
uint32_t ar_align;
};
struct acpi_mem {
SIMPLEQ_ENTRY(acpi_mem) ar_list;
int ar_index;
uint32_t ar_base;
uint32_t ar_length;
};
struct acpi_memrange {
SIMPLEQ_ENTRY(acpi_memrange) ar_list;
int ar_index;
uint32_t ar_low;
uint32_t ar_high;
uint32_t ar_length;
uint32_t ar_align;
};
struct acpi_irq {
SIMPLEQ_ENTRY(acpi_irq) ar_list;
int ar_index;
uint32_t ar_irq;
};
struct acpi_drq {
SIMPLEQ_ENTRY(acpi_drq) ar_list;
int ar_index;
uint32_t ar_drq;
};
struct acpi_resources {
SIMPLEQ_HEAD(, acpi_io) ar_io;
int ar_nio;
SIMPLEQ_HEAD(, acpi_iorange) ar_iorange;
int ar_niorange;
SIMPLEQ_HEAD(, acpi_mem) ar_mem;
int ar_nmem;
SIMPLEQ_HEAD(, acpi_memrange) ar_memrange;
int ar_nmemrange;
SIMPLEQ_HEAD(, acpi_irq) ar_irq;
int ar_nirq;
SIMPLEQ_HEAD(, acpi_drq) ar_drq;
int ar_ndrq;
};
/*
* acpi_resource_parse_ops:
*
* The client of ACPI resources specifies these operations
* when the resources are parsed.
*/
struct acpi_resource_parse_ops {
void (*init)(struct device *, void *, void **);
void (*fini)(struct device *, void *);
void (*ioport)(struct device *, void *, uint32_t, uint32_t);
void (*iorange)(struct device *, void *, uint32_t, uint32_t,
uint32_t, uint32_t);
void (*memory)(struct device *, void *, uint32_t, uint32_t);
void (*memrange)(struct device *, void *, uint32_t, uint32_t,
uint32_t, uint32_t);
void (*irq)(struct device *, void *, uint32_t);
void (*drq)(struct device *, void *, uint32_t);
void (*start_dep)(struct device *, void *, int);
void (*end_dep)(struct device *, void *);
};
extern struct acpi_softc *acpi_softc;
extern int acpi_active;
extern const struct acpi_resource_parse_ops acpi_resource_parse_ops_default;
int acpi_probe(void);
ACPI_STATUS acpi_eval_integer(ACPI_HANDLE, char *, int *);
ACPI_STATUS acpi_eval_string(ACPI_HANDLE, char *, char **);
ACPI_STATUS acpi_eval_struct(ACPI_HANDLE, char *, ACPI_BUFFER *);
ACPI_STATUS acpi_get(ACPI_HANDLE, ACPI_BUFFER *,
ACPI_STATUS (*)(ACPI_HANDLE, ACPI_BUFFER *));
ACPI_STATUS acpi_resource_parse(struct device *, struct acpi_devnode *,
void *, const struct acpi_resource_parse_ops *);
void acpi_resource_print(struct device *, struct acpi_resources *);
struct acpi_io *acpi_res_io(struct acpi_resources *, int);
struct acpi_iorange *acpi_res_iorange(struct acpi_resources *, int);
struct acpi_mem *acpi_res_mem(struct acpi_resources *, int);
struct acpi_memrange *acpi_res_memrange(struct acpi_resources *, int);
struct acpi_irq *acpi_res_irq(struct acpi_resources *, int);
struct acpi_drq *acpi_res_drq(struct acpi_resources *, int);