1d073b1d43
power button, sleep button, or lid close event. The sysctl's use the ACPI sleep state names S0, S1, S2, S3, S4, S4B, and S5. Reviewed by: iwasaki
226 lines
7.0 KiB
C
226 lines
7.0 KiB
C
/*-
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* Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@jp.freebsd.org>
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* Copyright (c) 2000 Michael Smith <msmith@freebsd.org>
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* Copyright (c) 2000 BSDi
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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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#include "bus_if.h"
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#include <sys/eventhandler.h>
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#include <sys/sysctl.h>
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extern devclass_t acpi_devclass;
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struct acpi_softc {
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device_t acpi_dev;
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dev_t acpi_dev_t;
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struct resource *acpi_irq;
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int acpi_irq_rid;
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void *acpi_irq_handle;
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int acpi_enabled;
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int acpi_sstate;
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struct sysctl_ctx_list acpi_sysctl_ctx;
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struct sysctl_oid *acpi_sysctl_tree;
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#define ACPI_POWER_BUTTON_DEFAULT_SX ACPI_STATE_S5;
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#define ACPI_SLEEP_BUTTON_DEFAULT_SX ACPI_STATE_S1;
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#define ACPI_LID_SWITCH_DEFAULT_SX ACPI_STATE_S1;
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int acpi_power_button_sx;
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int acpi_sleep_button_sx;
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int acpi_lid_switch_sx;
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};
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struct acpi_device {
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/* ACPI ivars */
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ACPI_HANDLE ad_handle;
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int ad_magic;
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void *ad_private;
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/* resources */
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struct resource_list ad_rl;
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};
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/*
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* This is a cheap and nasty way to get around the horrid counted list
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* argument format that AcpiEvalateMethod uses.
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*/
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#define ACPI_OBJECTLIST_MAX 16
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struct acpi_object_list {
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UINT32 count;
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ACPI_OBJECT *pointer[ACPI_OBJECTLIST_MAX];
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ACPI_OBJECT object[ACPI_OBJECTLIST_MAX];
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};
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static __inline struct acpi_object_list *
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acpi_AllocObjectList(int nobj) {
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struct acpi_object_list *l;
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int i;
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if (nobj > ACPI_OBJECTLIST_MAX)
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return(NULL);
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if ((l = AcpiOsAllocate(sizeof(*l))) == NULL)
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return(NULL);
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bzero(l, sizeof(*l));
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for (i = 0; i < ACPI_OBJECTLIST_MAX; i++)
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l->pointer[i] = &l->object[i];
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l->count = nobj;
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return(l);
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}
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#define ACPI_IVAR_HANDLE 0x100
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#define ACPI_IVAR_MAGIC 0x101
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#define ACPI_IVAR_PRIVATE 0x102
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static __inline ACPI_HANDLE
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acpi_get_handle(device_t dev) {
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ACPI_HANDLE h;
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if (BUS_READ_IVAR(device_get_parent(dev), dev, ACPI_IVAR_HANDLE, (uintptr_t *)&h))
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return(NULL);
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return(h);
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}
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static __inline int
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acpi_set_handle(device_t dev, ACPI_HANDLE h) {
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return(BUS_WRITE_IVAR(device_get_parent(dev), dev, ACPI_IVAR_HANDLE, (uintptr_t)h));
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}
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static __inline int
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acpi_get_magic(device_t dev) {
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int m;
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if (BUS_READ_IVAR(device_get_parent(dev), dev, ACPI_IVAR_MAGIC, (uintptr_t *)&m))
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return(0);
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return(m);
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}
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static __inline int
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acpi_set_magic(device_t dev, int m) {
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return(BUS_WRITE_IVAR(device_get_parent(dev), dev, ACPI_IVAR_MAGIC, (uintptr_t)m));
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}
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static __inline void *
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acpi_get_private(device_t dev) {
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void *p;
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if (BUS_READ_IVAR(device_get_parent(dev), dev, ACPI_IVAR_PRIVATE, (uintptr_t *)&p))
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return(NULL);
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return(p);
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}
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static __inline int
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acpi_set_private(device_t dev, void *p) {
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return(BUS_WRITE_IVAR(device_get_parent(dev), dev, ACPI_IVAR_PRIVATE, (uintptr_t)p));
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}
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static __inline ACPI_OBJECT_TYPE
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acpi_get_type(device_t dev) {
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ACPI_HANDLE h;
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ACPI_OBJECT_TYPE t;
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if ((h = acpi_get_handle(dev)) == NULL)
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return(ACPI_TYPE_NOT_FOUND);
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if (AcpiGetType(h, &t) != AE_OK)
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return(ACPI_TYPE_NOT_FOUND);
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return(t);
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}
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#ifdef ENABLE_DEBUGGER
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extern void acpi_EnterDebugger(void);
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#endif
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extern BOOLEAN acpi_MatchHid(device_t dev, char *hid);
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extern ACPI_STATUS acpi_GetIntoBuffer(ACPI_HANDLE handle,
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ACPI_STATUS (*func)(ACPI_HANDLE, ACPI_BUFFER *),
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ACPI_BUFFER *buf);
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extern ACPI_BUFFER *acpi_AllocBuffer(int size);
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extern ACPI_STATUS acpi_SetSleepState(struct acpi_softc *sc, int state);
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extern ACPI_STATUS acpi_Enable(struct acpi_softc *sc);
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extern ACPI_STATUS acpi_Disable(struct acpi_softc *sc);
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extern BOOLEAN acpi_DeviceIsPresent(device_t dev);
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extern ACPI_STATUS acpi_EvaluateNumber(ACPI_HANDLE handle, char *path, int *number);
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struct acpi_parse_resource_set {
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void (* set_init)(device_t dev, void **context);
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void (* set_done)(device_t dev, void *context);
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void (* set_ioport)(device_t dev, void *context, u_int32_t base, u_int32_t length);
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void (* set_iorange)(device_t dev, void *context, u_int32_t low, u_int32_t high,
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u_int32_t length, u_int32_t align);
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void (* set_memory)(device_t dev, void *context, u_int32_t base, u_int32_t length);
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void (* set_memoryrange)(device_t dev, void *context, u_int32_t low, u_int32_t high,
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u_int32_t length, u_int32_t align);
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void (* set_irq)(device_t dev, void *context, u_int32_t irq);
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void (* set_drq)(device_t dev, void *context, u_int32_t drq);
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void (* set_start_dependant)(device_t dev, void *context, int preference);
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void (* set_end_dependant)(device_t dev, void *context);
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};
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extern struct acpi_parse_resource_set acpi_res_parse_set;
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extern ACPI_STATUS acpi_parse_resources(device_t dev, ACPI_HANDLE handle,
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struct acpi_parse_resource_set *set);
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/* XXX this is ugly */
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extern char *acpi_strerror(ACPI_STATUS excep);
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/*
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* ACPI event handling
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*/
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extern UINT32 acpi_eventhandler_power_button_for_sleep(void *context);
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extern UINT32 acpi_eventhandler_power_button_for_wakeup(void *context);
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extern UINT32 acpi_eventhandler_sleep_button_for_sleep(void *context);
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extern UINT32 acpi_eventhandler_sleep_button_for_wakeup(void *context);
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#define ACPI_EVENT_PRI_FIRST 0
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#define ACPI_EVENT_PRI_DEFAULT 10000
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#define ACPI_EVENT_PRI_LAST 20000
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typedef void (*acpi_event_handler_t) __P((void *, int));
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EVENTHANDLER_DECLARE(acpi_sleep_event, acpi_event_handler_t);
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EVENTHANDLER_DECLARE(acpi_wakeup_event, acpi_event_handler_t);
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/*
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* Misc.
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*/
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static __inline struct acpi_softc *
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acpi_device_get_parent_softc(device_t child)
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{
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device_t parent;
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parent = device_get_parent(child);
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if (parent == NULL) {
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return(NULL);
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}
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return(device_get_softc(parent));
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}
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extern char *acpi_name(ACPI_HANDLE handle);
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extern int acpi_avoid(ACPI_HANDLE handle);
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extern int acpi_disabled(char *subsys);
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