073fdd55ec
in one object for one resource. Array of values in a object means possible values for the object.
372 lines
11 KiB
C
372 lines
11 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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#include <machine/bus.h>
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#include <machine/resource.h>
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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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int acpi_sleep_disabled;
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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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int acpi_standby_sx;
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int acpi_suspend_sx;
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int acpi_s4bios;
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int acpi_verbose;
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bus_dma_tag_t acpi_waketag;
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bus_dmamap_t acpi_wakemap;
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vm_offset_t acpi_wakeaddr;
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vm_offset_t acpi_wakephys;
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struct sysctl_ctx_list acpi_battery_sysctl_ctx;
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struct sysctl_oid *acpi_battery_sysctl_tree;
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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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* The ACPI subsystem lives under a single mutex. You *must*
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* acquire this mutex before calling any of the acpi_ or Acpi* functions.
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*
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* XXX the ACPI_MSLEEP macro should go away once locking is resolved
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*/
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extern struct mtx acpi_mutex;
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#if 0
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# define ACPI_LOCK mtx_lock(&acpi_mutex)
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# define ACPI_UNLOCK mtx_unlock(&acpi_mutex)
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# define ACPI_ASSERTLOCK mtx_assert(&acpi_mutex, MA_OWNED)
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# define ACPI_MSLEEP(a, b, c, d, e) msleep(a, b, c, d, e)
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#else
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# define ACPI_LOCK
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# define ACPI_UNLOCK
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# define ACPI_ASSERTLOCK
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# define ACPI_MSLEEP(a, b, c, d, e) tsleep(a, c, d, e)
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#endif
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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 AcpiEvalateObject 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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{
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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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/*
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* Note that the low ivar values are reserved to provide
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* interface compatibility with ISA drivers which can also
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* attach to ACPI.
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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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{
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uintptr_t up;
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ACPI_HANDLE h;
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if (BUS_READ_IVAR(device_get_parent(dev), dev, ACPI_IVAR_HANDLE, &up))
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return(NULL);
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h = (ACPI_HANDLE)up;
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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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{
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uintptr_t up;
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up = (uintptr_t)h;
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return(BUS_WRITE_IVAR(device_get_parent(dev), dev, ACPI_IVAR_HANDLE, up));
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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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{
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uintptr_t up;
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int m;
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if (BUS_READ_IVAR(device_get_parent(dev), dev, ACPI_IVAR_MAGIC, &up))
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return(0);
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m = (int)up;
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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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{
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uintptr_t up;
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up = (uintptr_t)m;
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return(BUS_WRITE_IVAR(device_get_parent(dev), dev, ACPI_IVAR_MAGIC, up));
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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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{
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uintptr_t up;
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void *p;
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if (BUS_READ_IVAR(device_get_parent(dev), dev, ACPI_IVAR_PRIVATE, &up))
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return(NULL);
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p = (void *)up;
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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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{
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uintptr_t up;
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up = (uintptr_t)p;
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return(BUS_WRITE_IVAR(device_get_parent(dev), dev, ACPI_IVAR_PRIVATE, up));
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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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{
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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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#ifdef ACPI_DEBUG
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#include <sys/cons.h>
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#define STEP(x) do {printf x, printf("\n"); cngetc();} while (0)
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#else
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#define STEP(x)
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#endif
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#define ACPI_VPRINT(dev, acpi_sc, x...) do { \
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if (acpi_get_verbose(acpi_sc)) \
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device_printf(dev, x); \
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} while (0)
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extern BOOLEAN acpi_DeviceIsPresent(device_t dev);
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extern BOOLEAN acpi_MatchHid(device_t dev, char *hid);
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extern ACPI_STATUS acpi_GetHandleInScope(ACPI_HANDLE parent, char *path, ACPI_HANDLE *result);
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extern ACPI_BUFFER *acpi_AllocBuffer(int size);
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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_STATUS acpi_GetTableIntoBuffer(ACPI_TABLE_TYPE table, UINT32 instance, ACPI_BUFFER *buf);
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extern ACPI_STATUS acpi_EvaluateIntoBuffer(ACPI_HANDLE object, ACPI_STRING pathname,
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ACPI_OBJECT_LIST *params, ACPI_BUFFER *buf);
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extern ACPI_STATUS acpi_EvaluateInteger(ACPI_HANDLE handle, char *path, int *number);
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extern ACPI_STATUS acpi_ConvertBufferToInteger(ACPI_BUFFER *bufp, int *number);
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extern ACPI_STATUS acpi_ForeachPackageObject(ACPI_OBJECT *obj,
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void (* func)(ACPI_OBJECT *comp, void *arg),
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void *arg);
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extern ACPI_STATUS acpi_FindIndexedResource(ACPI_BUFFER *buf, int index, ACPI_RESOURCE **resp);
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extern ACPI_STATUS acpi_AppendBufferResource(ACPI_BUFFER *buf, ACPI_RESOURCE *res);
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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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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, int cout);
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void (* set_drq)(device_t dev, void *context, u_int32_t *drq, int count);
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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 until Intel fix this in their headers, based on NEXT_RESOURCE */
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#define ACPI_RESOURCE_NEXT(Res) (ACPI_RESOURCE *)((UINT8 *) Res + Res->Length)
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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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* Device power control.
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*/
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extern ACPI_STATUS acpi_pwr_switch_consumer(ACPI_HANDLE consumer, int state);
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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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static __inline int
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acpi_get_verbose(struct acpi_softc *sc)
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{
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if (sc)
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return(sc->acpi_verbose);
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return(0);
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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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extern int acpi_machdep_init(device_t dev);
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extern void acpi_install_wakeup_handler(struct acpi_softc *sc);
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extern int acpi_sleep_machdep(struct acpi_softc *sc, int state);
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/*
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* Battery Abstruction.
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*/
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struct acpi_battinfo;
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struct acpi_battdesc;
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extern int acpi_battery_register(int, int);
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extern int acpi_battery_get_battinfo(int, struct acpi_battinfo *);
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extern int acpi_battery_get_units(void);
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extern int acpi_battery_get_info_expire(void);
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extern int acpi_battery_get_battdesc(int, struct acpi_battdesc *);
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extern int acpi_cmbat_get_battinfo(int, struct acpi_battinfo *);
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/*
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* AC adapter interface.
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*/
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extern int acpi_acad_get_acline(int *);
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/*
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* System power API.
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*
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* XXX should this be further generalised?
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*
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*/
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#define POWERPROFILE_PERFORMANCE 0
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#define POWERPROFILE_ECONOMY 1
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extern int powerprofile_get_state(void);
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extern void powerprofile_set_state(int state);
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typedef void (*powerprofile_change_hook)(void *);
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EVENTHANDLER_DECLARE(powerprofile_change, powerprofile_change_hook);
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#if defined(ACPI_MAX_THREADS) && ACPI_MAX_THREADS > 0
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/*
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* ACPI task kernel thread initialization.
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*/
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extern int acpi_task_thread_init(void);
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#endif
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