2 * Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@jp.freebsd.org>
3 * Copyright (c) 2000 Michael Smith <msmith@freebsd.org>
4 * Copyright (c) 2000 BSDi
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #include <sys/eventhandler.h>
33 #include <sys/sysctl.h>
35 #include <machine/bus.h>
36 #include <machine/resource.h>
42 struct resource *acpi_irq;
44 void *acpi_irq_handle;
48 int acpi_sleep_disabled;
50 struct sysctl_ctx_list acpi_sysctl_ctx;
51 struct sysctl_oid *acpi_sysctl_tree;
52 #define ACPI_POWER_BUTTON_DEFAULT_SX ACPI_STATE_S5;
53 #define ACPI_SLEEP_BUTTON_DEFAULT_SX ACPI_STATE_S1;
54 #define ACPI_LID_SWITCH_DEFAULT_SX ACPI_STATE_S1;
55 int acpi_power_button_sx;
56 int acpi_sleep_button_sx;
57 int acpi_lid_switch_sx;
67 bus_dma_tag_t acpi_waketag;
68 bus_dmamap_t acpi_wakemap;
69 vm_offset_t acpi_wakeaddr;
70 vm_offset_t acpi_wakephys;
72 struct sysctl_ctx_list acpi_battery_sysctl_ctx;
73 struct sysctl_oid *acpi_battery_sysctl_tree;
78 ACPI_HANDLE ad_handle;
83 struct resource_list ad_rl;
88 * The ACPI subsystem lives under a single mutex. You *must*
89 * acquire this mutex before calling any of the acpi_ or Acpi* functions.
91 * XXX the ACPI_MSLEEP macro should go away once locking is resolved
93 extern struct mtx acpi_mutex;
95 # define ACPI_LOCK mtx_lock(&acpi_mutex)
96 # define ACPI_UNLOCK mtx_unlock(&acpi_mutex)
97 # define ACPI_ASSERTLOCK mtx_assert(&acpi_mutex, MA_OWNED)
98 # define ACPI_MSLEEP(a, b, c, d, e) msleep(a, b, c, d, e)
102 # define ACPI_ASSERTLOCK
103 # define ACPI_MSLEEP(a, b, c, d, e) tsleep(a, c, d, e)
107 * ACPI CA does not define layers for non-ACPI CA drivers.
108 * We define some here within the range provided.
110 #define ACPI_BUS 0x00010000
111 #define ACPI_SYSTEM 0x00020000
112 #define ACPI_POWER 0x00040000
113 #define ACPI_EC 0x00080000
114 #define ACPI_AC_ADAPTER 0x00100000
115 #define ACPI_BATTERY 0x00110000
116 #define ACPI_BUTTON 0x00120000
117 #define ACPI_PROCESSOR 0x00140000
118 #define ACPI_THERMAL 0x00180000
119 #define ACPI_FAN 0x00200000
122 * This is a cheap and nasty way to get around the horrid counted list
123 * argument format that AcpiEvalateObject uses.
125 #define ACPI_OBJECTLIST_MAX 16
126 struct acpi_object_list {
128 ACPI_OBJECT *pointer[ACPI_OBJECTLIST_MAX];
129 ACPI_OBJECT object[ACPI_OBJECTLIST_MAX];
132 static __inline struct acpi_object_list *
133 acpi_AllocObjectList(int nobj)
135 struct acpi_object_list *l;
138 if (nobj > ACPI_OBJECTLIST_MAX)
140 if ((l = AcpiOsAllocate(sizeof(*l))) == NULL)
142 bzero(l, sizeof(*l));
143 for (i = 0; i < ACPI_OBJECTLIST_MAX; i++)
144 l->pointer[i] = &l->object[i];
150 * Note that the low ivar values are reserved to provide
151 * interface compatibility with ISA drivers which can also
154 #define ACPI_IVAR_HANDLE 0x100
155 #define ACPI_IVAR_MAGIC 0x101
156 #define ACPI_IVAR_PRIVATE 0x102
158 static __inline ACPI_HANDLE
159 acpi_get_handle(device_t dev)
164 if (BUS_READ_IVAR(device_get_parent(dev), dev, ACPI_IVAR_HANDLE, &up))
171 acpi_set_handle(device_t dev, ACPI_HANDLE h)
176 return(BUS_WRITE_IVAR(device_get_parent(dev), dev, ACPI_IVAR_HANDLE, up));
180 acpi_get_magic(device_t dev)
185 if (BUS_READ_IVAR(device_get_parent(dev), dev, ACPI_IVAR_MAGIC, &up))
192 acpi_set_magic(device_t dev, int m)
197 return(BUS_WRITE_IVAR(device_get_parent(dev), dev, ACPI_IVAR_MAGIC, up));
200 static __inline void *
201 acpi_get_private(device_t dev)
206 if (BUS_READ_IVAR(device_get_parent(dev), dev, ACPI_IVAR_PRIVATE, &up))
213 acpi_set_private(device_t dev, void *p)
218 return(BUS_WRITE_IVAR(device_get_parent(dev), dev, ACPI_IVAR_PRIVATE, up));
221 static __inline ACPI_OBJECT_TYPE
222 acpi_get_type(device_t dev)
227 if ((h = acpi_get_handle(dev)) == NULL)
228 return(ACPI_TYPE_NOT_FOUND);
229 if (AcpiGetType(h, &t) != AE_OK)
230 return(ACPI_TYPE_NOT_FOUND);
235 extern void acpi_EnterDebugger(void);
239 #include <sys/cons.h>
240 #define STEP(x) do {printf x, printf("\n"); cngetc();} while (0)
245 #define ACPI_VPRINT(dev, acpi_sc, x...) do { \
246 if (acpi_get_verbose(acpi_sc)) \
247 device_printf(dev, x); \
250 #define ACPI_DEVINFO_PRESENT(x) (((x) & 0x9) == 9)
251 extern BOOLEAN acpi_DeviceIsPresent(device_t dev);
252 extern BOOLEAN acpi_BatteryIsPresent(device_t dev);
253 extern BOOLEAN acpi_MatchHid(device_t dev, char *hid);
254 extern ACPI_STATUS acpi_GetHandleInScope(ACPI_HANDLE parent, char *path, ACPI_HANDLE *result);
255 extern ACPI_BUFFER *acpi_AllocBuffer(int size);
256 extern ACPI_STATUS acpi_EvaluateInteger(ACPI_HANDLE handle, char *path, int *number);
257 extern ACPI_STATUS acpi_ConvertBufferToInteger(ACPI_BUFFER *bufp, int *number);
258 extern ACPI_STATUS acpi_ForeachPackageObject(ACPI_OBJECT *obj,
259 void (* func)(ACPI_OBJECT *comp, void *arg),
261 extern ACPI_STATUS acpi_FindIndexedResource(ACPI_BUFFER *buf, int index, ACPI_RESOURCE **resp);
262 extern ACPI_STATUS acpi_AppendBufferResource(ACPI_BUFFER *buf, ACPI_RESOURCE *res);
264 extern ACPI_STATUS acpi_SetSleepState(struct acpi_softc *sc, int state);
265 extern ACPI_STATUS acpi_Enable(struct acpi_softc *sc);
266 extern ACPI_STATUS acpi_Disable(struct acpi_softc *sc);
268 struct acpi_parse_resource_set {
269 void (* set_init)(device_t dev, void **context);
270 void (* set_done)(device_t dev, void *context);
271 void (* set_ioport)(device_t dev, void *context, u_int32_t base, u_int32_t length);
272 void (* set_iorange)(device_t dev, void *context, u_int32_t low, u_int32_t high,
273 u_int32_t length, u_int32_t align);
274 void (* set_memory)(device_t dev, void *context, u_int32_t base, u_int32_t length);
275 void (* set_memoryrange)(device_t dev, void *context, u_int32_t low, u_int32_t high,
276 u_int32_t length, u_int32_t align);
277 void (* set_irq)(device_t dev, void *context, u_int32_t *irq, int cout);
278 void (* set_drq)(device_t dev, void *context, u_int32_t *drq, int count);
279 void (* set_start_dependant)(device_t dev, void *context, int preference);
280 void (* set_end_dependant)(device_t dev, void *context);
283 extern struct acpi_parse_resource_set acpi_res_parse_set;
284 extern ACPI_STATUS acpi_parse_resources(device_t dev, ACPI_HANDLE handle,
285 struct acpi_parse_resource_set *set);
286 /* XXX until Intel fix this in their headers, based on NEXT_RESOURCE */
287 #define ACPI_RESOURCE_NEXT(Res) (ACPI_RESOURCE *)((UINT8 *) Res + Res->Length)
290 * ACPI event handling
292 extern UINT32 acpi_eventhandler_power_button_for_sleep(void *context);
293 extern UINT32 acpi_eventhandler_power_button_for_wakeup(void *context);
294 extern UINT32 acpi_eventhandler_sleep_button_for_sleep(void *context);
295 extern UINT32 acpi_eventhandler_sleep_button_for_wakeup(void *context);
297 #define ACPI_EVENT_PRI_FIRST 0
298 #define ACPI_EVENT_PRI_DEFAULT 10000
299 #define ACPI_EVENT_PRI_LAST 20000
301 typedef void (*acpi_event_handler_t)(void *, int);
303 EVENTHANDLER_DECLARE(acpi_sleep_event, acpi_event_handler_t);
304 EVENTHANDLER_DECLARE(acpi_wakeup_event, acpi_event_handler_t);
307 * Device power control.
309 extern ACPI_STATUS acpi_pwr_switch_consumer(ACPI_HANDLE consumer, int state);
314 static __inline struct acpi_softc *
315 acpi_device_get_parent_softc(device_t child)
319 parent = device_get_parent(child);
320 if (parent == NULL) {
323 return(device_get_softc(parent));
327 acpi_get_verbose(struct acpi_softc *sc)
330 return(sc->acpi_verbose);
334 extern char *acpi_name(ACPI_HANDLE handle);
335 extern int acpi_avoid(ACPI_HANDLE handle);
336 extern int acpi_disabled(char *subsys);
338 extern void acpi_device_enable_wake_capability(ACPI_HANDLE h, int enable);
339 extern void acpi_device_enable_wake_event(ACPI_HANDLE h);
341 extern int acpi_machdep_init(device_t dev);
342 extern void acpi_install_wakeup_handler(struct acpi_softc *sc);
343 extern int acpi_sleep_machdep(struct acpi_softc *sc, int state);
346 * Battery Abstraction.
348 struct acpi_battinfo;
349 struct acpi_battdesc;
351 extern int acpi_battery_register(int, int);
352 extern int acpi_battery_get_battinfo(int, struct acpi_battinfo *);
353 extern int acpi_battery_get_units(void);
354 extern int acpi_battery_get_info_expire(void);
355 extern int acpi_battery_get_battdesc(int, struct acpi_battdesc *);
357 extern int acpi_cmbat_get_battinfo(int, struct acpi_battinfo *);
360 * AC adapter interface.
363 extern int acpi_acad_get_acline(int *);
365 #if defined(ACPI_MAX_THREADS) && ACPI_MAX_THREADS > 0
367 * ACPI task kernel thread initialization.
369 extern int acpi_task_thread_init(void);