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freebsd-nq/sys/dev/acpica/acpivar.h
Nate Lawson 9b937d4836 Add devctl(4) notify support to ACPI. Various subsystems now notify 
userland whenever events occur.  See the example in devd.conf below
to see how to use it.
2003-10-25 05:03:25 +00:00

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/*-
* Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@jp.freebsd.org>
* Copyright (c) 2000 Michael Smith <msmith@freebsd.org>
* Copyright (c) 2000 BSDi
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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.
*
* $FreeBSD$
*/
#include "bus_if.h"
#include <sys/eventhandler.h>
#include <sys/sysctl.h>
#if __FreeBSD_version >= 500000
#include <sys/lock.h>
#include <sys/mutex.h>
#endif
#include <machine/bus.h>
#include <machine/resource.h>
#if __FreeBSD_version < 500000
typedef vm_offset_t vm_paddr_t;
#endif
struct acpi_softc {
device_t acpi_dev;
dev_t acpi_dev_t;
struct resource *acpi_irq;
int acpi_irq_rid;
void *acpi_irq_handle;
int acpi_enabled;
int acpi_sstate;
int acpi_sleep_disabled;
struct sysctl_ctx_list acpi_sysctl_ctx;
struct sysctl_oid *acpi_sysctl_tree;
#define ACPI_POWER_BUTTON_DEFAULT_SX ACPI_STATE_S5;
#define ACPI_SLEEP_BUTTON_DEFAULT_SX ACPI_STATE_S1;
#define ACPI_LID_SWITCH_DEFAULT_SX ACPI_STATE_S1;
int acpi_power_button_sx;
int acpi_sleep_button_sx;
int acpi_lid_switch_sx;
int acpi_standby_sx;
int acpi_suspend_sx;
int acpi_sleep_delay;
int acpi_s4bios;
int acpi_disable_on_poweroff;
int acpi_verbose;
bus_dma_tag_t acpi_waketag;
bus_dmamap_t acpi_wakemap;
vm_offset_t acpi_wakeaddr;
vm_paddr_t acpi_wakephys;
struct sysctl_ctx_list acpi_battery_sysctl_ctx;
struct sysctl_oid *acpi_battery_sysctl_tree;
};
struct acpi_device {
/* ACPI ivars */
ACPI_HANDLE ad_handle;
int ad_magic;
void *ad_private;
/* resources */
struct resource_list ad_rl;
};
#if __FreeBSD_version < 500000
/*
* In 4.x, ACPI is protected by splhigh().
*/
# define ACPI_LOCK s = splhigh()
# define ACPI_UNLOCK splx(s)
# define ACPI_ASSERTLOCK
# define ACPI_MSLEEP(a, b, c, d, e) tsleep(a, c, d, e)
# define ACPI_LOCK_DECL int s
# define kthread_create(a, b, c, d, e, f) kthread_create(a, b, c, f)
# define tc_init(a) init_timecounter(a)
#else
# define ACPI_LOCK
# define ACPI_UNLOCK
# define ACPI_ASSERTLOCK
# define ACPI_LOCK_DECL
#endif
/*
* ACPI CA does not define layers for non-ACPI CA drivers.
* We define some here within the range provided.
*/
#define ACPI_BUS 0x00010000
#define ACPI_SYSTEM 0x00020000
#define ACPI_POWER 0x00040000
#define ACPI_EC 0x00080000
#define ACPI_AC_ADAPTER 0x00100000
#define ACPI_BATTERY 0x00110000
#define ACPI_BUTTON 0x00120000
#define ACPI_PROCESSOR 0x00140000
#define ACPI_THERMAL 0x00180000
#define ACPI_FAN 0x00200000
/*
* Constants for different interrupt models used with acpi_SetIntrModel().
*/
#define ACPI_INTR_PIC 0
#define ACPI_INTR_APIC 1
#define ACPI_INTR_SAPIC 2
/*
* Note that the low ivar values are reserved to provide
* interface compatibility with ISA drivers which can also
* attach to ACPI.
*/
#define ACPI_IVAR_HANDLE 0x100
#define ACPI_IVAR_MAGIC 0x101
#define ACPI_IVAR_PRIVATE 0x102
extern ACPI_HANDLE acpi_get_handle(device_t dev);
extern int acpi_set_handle(device_t dev, ACPI_HANDLE h);
extern int acpi_get_magic(device_t dev);
extern int acpi_set_magic(device_t dev, int m);
extern void * acpi_get_private(device_t dev);
extern int acpi_set_private(device_t dev, void *p);
extern ACPI_OBJECT_TYPE acpi_get_type(device_t dev);
#ifdef ACPI_DEBUGGER
extern void acpi_EnterDebugger(void);
#endif
#ifdef ACPI_DEBUG
#include <sys/cons.h>
#define STEP(x) do {printf x, printf("\n"); cngetc();} while (0)
#else
#define STEP(x)
#endif
#define ACPI_VPRINT(dev, acpi_sc, x...) do { \
if (acpi_get_verbose(acpi_sc)) \
device_printf(dev, x); \
} while (0)
#define ACPI_DEVINFO_PRESENT(x) (((x) & 0x9) == 9)
extern BOOLEAN acpi_DeviceIsPresent(device_t dev);
extern BOOLEAN acpi_BatteryIsPresent(device_t dev);
extern BOOLEAN acpi_MatchHid(device_t dev, char *hid);
extern ACPI_STATUS acpi_GetHandleInScope(ACPI_HANDLE parent, char *path,
ACPI_HANDLE *result);
extern ACPI_BUFFER *acpi_AllocBuffer(int size);
extern ACPI_STATUS acpi_EvaluateInteger(ACPI_HANDLE handle, char *path,
int *number);
extern ACPI_STATUS acpi_ConvertBufferToInteger(ACPI_BUFFER *bufp,
int *number);
extern ACPI_STATUS acpi_ForeachPackageObject(ACPI_OBJECT *obj,
void (*func)(ACPI_OBJECT *comp, void *arg),
void *arg);
extern ACPI_STATUS acpi_FindIndexedResource(ACPI_BUFFER *buf, int index,
ACPI_RESOURCE **resp);
extern ACPI_STATUS acpi_AppendBufferResource(ACPI_BUFFER *buf,
ACPI_RESOURCE *res);
extern ACPI_STATUS acpi_SetIntrModel(int model);
extern ACPI_STATUS acpi_SetSleepState(struct acpi_softc *sc, int state);
extern ACPI_STATUS acpi_Enable(struct acpi_softc *sc);
extern ACPI_STATUS acpi_Disable(struct acpi_softc *sc);
extern void acpi_UserNotify(const char *subsystem, ACPI_HANDLE h,
uint8_t notify);
struct acpi_parse_resource_set {
void (*set_init)(device_t dev, void **context);
void (*set_done)(device_t dev, void *context);
void (*set_ioport)(device_t dev, void *context, u_int32_t base,
u_int32_t length);
void (*set_iorange)(device_t dev, void *context,
u_int32_t low, u_int32_t high,
u_int32_t length, u_int32_t align);
void (*set_memory)(device_t dev, void *context, u_int32_t base,
u_int32_t length);
void (*set_memoryrange)(device_t dev, void *context, u_int32_t low,
u_int32_t high, u_int32_t length,
u_int32_t align);
void (*set_irq)(device_t dev, void *context, u_int32_t *irq,
int count, int trig, int pol);
void (*set_drq)(device_t dev, void *context, u_int32_t *drq,
int count);
void (*set_start_dependant)(device_t dev, void *context,
int preference);
void (*set_end_dependant)(device_t dev, void *context);
};
extern struct acpi_parse_resource_set acpi_res_parse_set;
extern ACPI_STATUS acpi_parse_resources(device_t dev, ACPI_HANDLE handle,
struct acpi_parse_resource_set *set);
/* XXX until Intel fix this in their headers, based on NEXT_RESOURCE */
#define ACPI_RESOURCE_NEXT(Res) (ACPI_RESOURCE *)((UINT8 *)Res + Res->Length)
/* ACPI event handling */
extern UINT32 acpi_eventhandler_power_button_for_sleep(void *context);
extern UINT32 acpi_eventhandler_power_button_for_wakeup(void *context);
extern UINT32 acpi_eventhandler_sleep_button_for_sleep(void *context);
extern UINT32 acpi_eventhandler_sleep_button_for_wakeup(void *context);
#define ACPI_EVENT_PRI_FIRST 0
#define ACPI_EVENT_PRI_DEFAULT 10000
#define ACPI_EVENT_PRI_LAST 20000
typedef void (*acpi_event_handler_t)(void *, int);
EVENTHANDLER_DECLARE(acpi_sleep_event, acpi_event_handler_t);
EVENTHANDLER_DECLARE(acpi_wakeup_event, acpi_event_handler_t);
/* Device power control. */
extern ACPI_STATUS acpi_pwr_switch_consumer(ACPI_HANDLE consumer,
int state);
/* Misc. */
static __inline struct acpi_softc *
acpi_device_get_parent_softc(device_t child)
{
device_t parent;
parent = device_get_parent(child);
if (parent == NULL)
return (NULL);
return (device_get_softc(parent));
}
static __inline int
acpi_get_verbose(struct acpi_softc *sc)
{
if (sc)
return (sc->acpi_verbose);
return (0);
}
extern char *acpi_name(ACPI_HANDLE handle);
extern int acpi_avoid(ACPI_HANDLE handle);
extern int acpi_disabled(char *subsys);
extern void acpi_device_enable_wake_capability(ACPI_HANDLE h, int enable);
extern void acpi_device_enable_wake_event(ACPI_HANDLE h);
extern int acpi_machdep_init(device_t dev);
extern void acpi_install_wakeup_handler(struct acpi_softc *sc);
extern int acpi_sleep_machdep(struct acpi_softc *sc, int state);
/* Battery Abstraction. */
struct acpi_battinfo;
struct acpi_battdesc;
extern int acpi_battery_register(int, int);
extern int acpi_battery_get_battinfo(int, struct acpi_battinfo *);
extern int acpi_battery_get_units(void);
extern int acpi_battery_get_info_expire(void);
extern int acpi_battery_get_battdesc(int, struct acpi_battdesc *);
extern int acpi_cmbat_get_battinfo(int, struct acpi_battinfo *);
/* Embedded controller. */
extern void acpi_ec_ecdt_probe(device_t);
/* AC adapter interface. */
extern int acpi_acad_get_acline(int *);
#if __FreeBSD_version >= 500000
#ifndef ACPI_MAX_THREADS
#define ACPI_MAX_THREADS 3
#endif
#if ACPI_MAX_THREADS > 0
#define ACPI_USE_THREADS
#endif
#endif
#ifdef ACPI_USE_THREADS
/* ACPI task kernel thread initialization. */
extern int acpi_task_thread_init(void);
#endif
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