29 */ 30 31#ifndef _ACPIVAR_H_ 32#define _ACPIVAR_H_ 33 34#ifdef _KERNEL 35 36#include "acpi_if.h" 37#include "bus_if.h" 38#include <sys/eventhandler.h> 39#include <sys/ktr.h> 40#include <sys/lock.h> 41#include <sys/mutex.h> 42#include <sys/selinfo.h> 43#include <sys/sx.h> 44#include <sys/sysctl.h> 45 46#include <machine/bus.h> 47#include <machine/resource.h> 48 49struct apm_clone_data; 50struct acpi_softc { 51 device_t acpi_dev; 52 struct cdev *acpi_dev_t; 53 54 struct resource *acpi_irq; 55 int acpi_irq_rid; 56 void *acpi_irq_handle; 57 58 int acpi_enabled; 59 int acpi_sstate; 60 int acpi_sleep_disabled; 61 62 struct sysctl_ctx_list acpi_sysctl_ctx; 63 struct sysctl_oid *acpi_sysctl_tree; 64 int acpi_power_button_sx; 65 int acpi_sleep_button_sx; 66 int acpi_lid_switch_sx; 67 68 int acpi_standby_sx; 69 int acpi_suspend_sx; 70 71 int acpi_sleep_delay; 72 int acpi_s4bios; 73 int acpi_do_disable; 74 int acpi_verbose; 75 int acpi_handle_reboot; 76 77 bus_dma_tag_t acpi_waketag; 78 bus_dmamap_t acpi_wakemap; 79 vm_offset_t acpi_wakeaddr; 80 vm_paddr_t acpi_wakephys; 81 82 int acpi_next_sstate; /* Next suspend Sx state. */ 83 struct apm_clone_data *acpi_clone; /* Pseudo-dev for devd(8). */ 84 STAILQ_HEAD(,apm_clone_data) apm_cdevs; /* All apm/apmctl/acpi cdevs. */ 85 struct callout susp_force_to; /* Force suspend if no acks. */ 86}; 87 88struct acpi_device { 89 /* ACPI ivars */ 90 ACPI_HANDLE ad_handle; 91 uintptr_t ad_magic; 92 void *ad_private; 93 int ad_flags; 94 95 /* Resources */ 96 struct resource_list ad_rl; 97}; 98 99/* Track device (/dev/{apm,apmctl} and /dev/acpi) notification status. */ 100struct apm_clone_data { 101 STAILQ_ENTRY(apm_clone_data) entries; 102 struct cdev *cdev; 103 int flags; 104#define ACPI_EVF_NONE 0 /* /dev/apm semantics */ 105#define ACPI_EVF_DEVD 1 /* /dev/acpi is handled via devd(8) */ 106#define ACPI_EVF_WRITE 2 /* Device instance is opened writable. */ 107 int notify_status; 108#define APM_EV_NONE 0 /* Device not yet aware of pending sleep. */ 109#define APM_EV_NOTIFIED 1 /* Device saw next sleep state. */ 110#define APM_EV_ACKED 2 /* Device agreed sleep can occur. */ 111 struct acpi_softc *acpi_sc; 112 struct selinfo sel_read; 113}; 114 115#define ACPI_PRW_MAX_POWERRES 8 116 117struct acpi_prw_data { 118 ACPI_HANDLE gpe_handle; 119 int gpe_bit; 120 int lowest_wake; 121 ACPI_OBJECT power_res[ACPI_PRW_MAX_POWERRES]; 122 int power_res_count; 123}; 124 125/* Flags for each device defined in the AML namespace. */ 126#define ACPI_FLAG_WAKE_ENABLED 0x1 127 128/* Macros for extracting parts of a PCI address from an _ADR value. */ 129#define ACPI_ADR_PCI_SLOT(adr) (((adr) & 0xffff0000) >> 16) 130#define ACPI_ADR_PCI_FUNC(adr) ((adr) & 0xffff) 131 132/* 133 * Entry points to ACPI from above are global functions defined in this 134 * file, sysctls, and I/O on the control device. Entry points from below 135 * are interrupts (the SCI), notifies, task queue threads, and the thermal 136 * zone polling thread. 137 * 138 * ACPI tables and global shared data are protected by a global lock 139 * (acpi_mutex). 140 * 141 * Each ACPI device can have its own driver-specific mutex for protecting 142 * shared access to local data. The ACPI_LOCK macros handle mutexes. 143 * 144 * Drivers that need to serialize access to functions (e.g., to route 145 * interrupts, get/set control paths, etc.) should use the sx lock macros 146 * (ACPI_SERIAL). 147 * 148 * ACPI-CA handles its own locking and should not be called with locks held. 149 * 150 * The most complicated path is: 151 * GPE -> EC runs _Qxx -> _Qxx reads EC space -> GPE 152 */ 153extern struct mtx acpi_mutex; 154#define ACPI_LOCK(sys) mtx_lock(&sys##_mutex) 155#define ACPI_UNLOCK(sys) mtx_unlock(&sys##_mutex) 156#define ACPI_LOCK_ASSERT(sys) mtx_assert(&sys##_mutex, MA_OWNED); 157#define ACPI_LOCK_DECL(sys, name) \ 158 static struct mtx sys##_mutex; \ 159 MTX_SYSINIT(sys##_mutex, &sys##_mutex, name, MTX_DEF) 160#define ACPI_SERIAL_BEGIN(sys) sx_xlock(&sys##_sxlock) 161#define ACPI_SERIAL_END(sys) sx_xunlock(&sys##_sxlock) 162#define ACPI_SERIAL_ASSERT(sys) sx_assert(&sys##_sxlock, SX_XLOCKED); 163#define ACPI_SERIAL_DECL(sys, name) \ 164 static struct sx sys##_sxlock; \ 165 SX_SYSINIT(sys##_sxlock, &sys##_sxlock, name) 166 167/* 168 * ACPI CA does not define layers for non-ACPI CA drivers. 169 * We define some here within the range provided. 170 */ 171#define ACPI_AC_ADAPTER 0x00010000 172#define ACPI_BATTERY 0x00020000 173#define ACPI_BUS 0x00040000 174#define ACPI_BUTTON 0x00080000 175#define ACPI_EC 0x00100000 176#define ACPI_FAN 0x00200000 177#define ACPI_POWERRES 0x00400000 178#define ACPI_PROCESSOR 0x00800000 179#define ACPI_THERMAL 0x01000000 180#define ACPI_TIMER 0x02000000 181#define ACPI_OEM 0x04000000 182 183/* 184 * Constants for different interrupt models used with acpi_SetIntrModel(). 185 */ 186#define ACPI_INTR_PIC 0 187#define ACPI_INTR_APIC 1 188#define ACPI_INTR_SAPIC 2 189 190/* 191 * Various features and capabilities for the acpi_get_features() method. 192 * In particular, these are used for the ACPI 3.0 _PDC and _OSC methods. 193 * See the Intel document titled "Processor Driver Capabilities Bit 194 * Definitions", number 302223-002. 195 */ 196#define ACPI_CAP_PERF_MSRS (1 << 0) /* Intel SpeedStep PERF_CTL MSRs */ 197#define ACPI_CAP_C1_IO_HALT (1 << 1) /* Intel C1 "IO then halt" sequence */ 198#define ACPI_CAP_THR_MSRS (1 << 2) /* Intel OnDemand throttling MSRs */ 199#define ACPI_CAP_SMP_SAME (1 << 3) /* MP C1, Px, and Tx (all the same) */ 200#define ACPI_CAP_SMP_SAME_C3 (1 << 4) /* MP C2 and C3 (all the same) */ 201#define ACPI_CAP_SMP_DIFF_PX (1 << 5) /* MP Px (different, using _PSD) */ 202#define ACPI_CAP_SMP_DIFF_CX (1 << 6) /* MP Cx (different, using _CSD) */ 203#define ACPI_CAP_SMP_DIFF_TX (1 << 7) /* MP Tx (different, using _TSD) */ 204#define ACPI_CAP_SMP_C1_NATIVE (1 << 8) /* MP C1 support other than halt */ 205 206/* 207 * Quirk flags. 208 * 209 * ACPI_Q_BROKEN: Disables all ACPI support. 210 * ACPI_Q_TIMER: Disables support for the ACPI timer. 211 * ACPI_Q_MADT_IRQ0: Specifies that ISA IRQ 0 is wired up to pin 0 of the 212 * first APIC and that the MADT should force that by ignoring the PC-AT 213 * compatible flag and ignoring overrides that redirect IRQ 0 to pin 2. 214 */ 215extern int acpi_quirks; 216#define ACPI_Q_OK 0 217#define ACPI_Q_BROKEN (1 << 0) 218#define ACPI_Q_TIMER (1 << 1) 219#define ACPI_Q_MADT_IRQ0 (1 << 2) 220 221/* 222 * Note that the low ivar values are reserved to provide 223 * interface compatibility with ISA drivers which can also 224 * attach to ACPI. 225 */ 226#define ACPI_IVAR_HANDLE 0x100 227#define ACPI_IVAR_MAGIC 0x101 228#define ACPI_IVAR_PRIVATE 0x102 229#define ACPI_IVAR_FLAGS 0x103 230 231/* 232 * Accessor functions for our ivars. Default value for BUS_READ_IVAR is 233 * (type) 0. The <sys/bus.h> accessor functions don't check return values. 234 */ 235#define __ACPI_BUS_ACCESSOR(varp, var, ivarp, ivar, type) \ 236 \ 237static __inline type varp ## _get_ ## var(device_t dev) \ 238{ \ 239 uintptr_t v = 0; \ 240 BUS_READ_IVAR(device_get_parent(dev), dev, \ 241 ivarp ## _IVAR_ ## ivar, &v); \ 242 return ((type) v); \ 243} \ 244 \ 245static __inline void varp ## _set_ ## var(device_t dev, type t) \ 246{ \ 247 uintptr_t v = (uintptr_t) t; \ 248 BUS_WRITE_IVAR(device_get_parent(dev), dev, \ 249 ivarp ## _IVAR_ ## ivar, v); \ 250} 251 252__ACPI_BUS_ACCESSOR(acpi, handle, ACPI, HANDLE, ACPI_HANDLE) 253__ACPI_BUS_ACCESSOR(acpi, magic, ACPI, MAGIC, uintptr_t) 254__ACPI_BUS_ACCESSOR(acpi, private, ACPI, PRIVATE, void *) 255__ACPI_BUS_ACCESSOR(acpi, flags, ACPI, FLAGS, int) 256 257void acpi_fake_objhandler(ACPI_HANDLE h, UINT32 fn, void *data); 258static __inline device_t 259acpi_get_device(ACPI_HANDLE handle) 260{ 261 void *dev = NULL; 262 AcpiGetData(handle, acpi_fake_objhandler, &dev); 263 return ((device_t)dev); 264} 265 266static __inline ACPI_OBJECT_TYPE 267acpi_get_type(device_t dev) 268{ 269 ACPI_HANDLE h; 270 ACPI_OBJECT_TYPE t; 271 272 if ((h = acpi_get_handle(dev)) == NULL) 273 return (ACPI_TYPE_NOT_FOUND); 274 if (AcpiGetType(h, &t) != AE_OK) 275 return (ACPI_TYPE_NOT_FOUND); 276 return (t); 277} 278 279#ifdef ACPI_DEBUGGER 280void acpi_EnterDebugger(void); 281#endif 282 283#ifdef ACPI_DEBUG 284#include <sys/cons.h> 285#define STEP(x) do {printf x, printf("\n"); cngetc();} while (0) 286#else 287#define STEP(x) 288#endif 289 290#define ACPI_VPRINT(dev, acpi_sc, x...) do { \ 291 if (acpi_get_verbose(acpi_sc)) \ 292 device_printf(dev, x); \ 293} while (0) 294 295/* Values for the device _STA (status) method. */ 296#define ACPI_STA_PRESENT (1 << 0) 297#define ACPI_STA_ENABLED (1 << 1) 298#define ACPI_STA_SHOW_IN_UI (1 << 2) 299#define ACPI_STA_FUNCTIONAL (1 << 3) 300#define ACPI_STA_BATT_PRESENT (1 << 4) 301 302#define ACPI_DEVINFO_PRESENT(x, flags) \ 303 (((x) & (flags)) == (flags)) 304#define ACPI_DEVICE_PRESENT(x) \ 305 ACPI_DEVINFO_PRESENT(x, ACPI_STA_PRESENT | ACPI_STA_FUNCTIONAL) 306#define ACPI_BATTERY_PRESENT(x) \ 307 ACPI_DEVINFO_PRESENT(x, ACPI_STA_PRESENT | ACPI_STA_FUNCTIONAL | \ 308 ACPI_STA_BATT_PRESENT) 309 310BOOLEAN acpi_DeviceIsPresent(device_t dev); 311BOOLEAN acpi_BatteryIsPresent(device_t dev); 312ACPI_STATUS acpi_GetHandleInScope(ACPI_HANDLE parent, char *path, 313 ACPI_HANDLE *result); 314uint32_t acpi_TimerDelta(uint32_t end, uint32_t start); 315ACPI_BUFFER *acpi_AllocBuffer(int size); 316ACPI_STATUS acpi_ConvertBufferToInteger(ACPI_BUFFER *bufp, 317 UINT32 *number); 318ACPI_STATUS acpi_GetInteger(ACPI_HANDLE handle, char *path, 319 UINT32 *number); 320ACPI_STATUS acpi_SetInteger(ACPI_HANDLE handle, char *path, 321 UINT32 number); 322ACPI_STATUS acpi_ForeachPackageObject(ACPI_OBJECT *obj, 323 void (*func)(ACPI_OBJECT *comp, void *arg), void *arg); 324ACPI_STATUS acpi_FindIndexedResource(ACPI_BUFFER *buf, int index, 325 ACPI_RESOURCE **resp); 326ACPI_STATUS acpi_AppendBufferResource(ACPI_BUFFER *buf, 327 ACPI_RESOURCE *res); 328ACPI_STATUS acpi_OverrideInterruptLevel(UINT32 InterruptNumber); 329ACPI_STATUS acpi_SetIntrModel(int model); 330int acpi_ReqSleepState(struct acpi_softc *sc, int state); 331int acpi_AckSleepState(struct apm_clone_data *clone, int error); 332ACPI_STATUS acpi_SetSleepState(struct acpi_softc *sc, int state); 333int acpi_wake_init(device_t dev, int type); 334int acpi_wake_set_enable(device_t dev, int enable); 335int acpi_parse_prw(ACPI_HANDLE h, struct acpi_prw_data *prw); 336ACPI_STATUS acpi_Startup(void); 337void acpi_UserNotify(const char *subsystem, ACPI_HANDLE h, 338 uint8_t notify); 339int acpi_bus_alloc_gas(device_t dev, int *type, int *rid, 340 ACPI_GENERIC_ADDRESS *gas, struct resource **res, 341 u_int flags); 342 343struct acpi_parse_resource_set { 344 void (*set_init)(device_t dev, void *arg, void **context); 345 void (*set_done)(device_t dev, void *context); 346 void (*set_ioport)(device_t dev, void *context, uint32_t base, 347 uint32_t length); 348 void (*set_iorange)(device_t dev, void *context, uint32_t low, 349 uint32_t high, uint32_t length, uint32_t align); 350 void (*set_memory)(device_t dev, void *context, uint32_t base, 351 uint32_t length); 352 void (*set_memoryrange)(device_t dev, void *context, uint32_t low, 353 uint32_t high, uint32_t length, uint32_t align); 354 void (*set_irq)(device_t dev, void *context, u_int8_t *irq, 355 int count, int trig, int pol); 356 void (*set_ext_irq)(device_t dev, void *context, u_int32_t *irq, 357 int count, int trig, int pol); 358 void (*set_drq)(device_t dev, void *context, u_int8_t *drq, 359 int count); 360 void (*set_start_dependent)(device_t dev, void *context, 361 int preference); 362 void (*set_end_dependent)(device_t dev, void *context); 363}; 364 365extern struct acpi_parse_resource_set acpi_res_parse_set; 366 367void acpi_config_intr(device_t dev, ACPI_RESOURCE *res); 368ACPI_STATUS acpi_lookup_irq_resource(device_t dev, int rid, 369 struct resource *res, ACPI_RESOURCE *acpi_res); 370ACPI_STATUS acpi_parse_resources(device_t dev, ACPI_HANDLE handle, 371 struct acpi_parse_resource_set *set, void *arg); 372 373/* ACPI event handling */ 374UINT32 acpi_event_power_button_sleep(void *context); 375UINT32 acpi_event_power_button_wake(void *context); 376UINT32 acpi_event_sleep_button_sleep(void *context); 377UINT32 acpi_event_sleep_button_wake(void *context); 378 379#define ACPI_EVENT_PRI_FIRST 0 380#define ACPI_EVENT_PRI_DEFAULT 10000 381#define ACPI_EVENT_PRI_LAST 20000 382 383typedef void (*acpi_event_handler_t)(void *, int); 384 385EVENTHANDLER_DECLARE(acpi_sleep_event, acpi_event_handler_t); 386EVENTHANDLER_DECLARE(acpi_wakeup_event, acpi_event_handler_t); 387 388/* Device power control. */ 389ACPI_STATUS acpi_pwr_wake_enable(ACPI_HANDLE consumer, int enable); 390ACPI_STATUS acpi_pwr_switch_consumer(ACPI_HANDLE consumer, int state); 391 392/* Misc. */ 393static __inline struct acpi_softc * 394acpi_device_get_parent_softc(device_t child) 395{ 396 device_t parent; 397 398 parent = device_get_parent(child); 399 if (parent == NULL) 400 return (NULL); 401 return (device_get_softc(parent)); 402} 403 404static __inline int 405acpi_get_verbose(struct acpi_softc *sc) 406{ 407 if (sc) 408 return (sc->acpi_verbose); 409 return (0); 410} 411 412char *acpi_name(ACPI_HANDLE handle); 413int acpi_avoid(ACPI_HANDLE handle); 414int acpi_disabled(char *subsys); 415int acpi_machdep_init(device_t dev); 416void acpi_install_wakeup_handler(struct acpi_softc *sc); 417int acpi_sleep_machdep(struct acpi_softc *sc, int state); 418int acpi_table_quirks(int *quirks); 419int acpi_machdep_quirks(int *quirks); 420 421/* Battery Abstraction. */ 422struct acpi_battinfo; 423 424int acpi_battery_register(device_t dev); 425int acpi_battery_remove(device_t dev); 426int acpi_battery_get_units(void); 427int acpi_battery_get_info_expire(void); 428int acpi_battery_bst_valid(struct acpi_bst *bst); 429int acpi_battery_bif_valid(struct acpi_bif *bif); 430int acpi_battery_get_battinfo(device_t dev, 431 struct acpi_battinfo *info); 432 433/* Embedded controller. */ 434void acpi_ec_ecdt_probe(device_t);
| 29 */ 30 31#ifndef _ACPIVAR_H_ 32#define _ACPIVAR_H_ 33 34#ifdef _KERNEL 35 36#include "acpi_if.h" 37#include "bus_if.h" 38#include <sys/eventhandler.h> 39#include <sys/ktr.h> 40#include <sys/lock.h> 41#include <sys/mutex.h> 42#include <sys/selinfo.h> 43#include <sys/sx.h> 44#include <sys/sysctl.h> 45 46#include <machine/bus.h> 47#include <machine/resource.h> 48 49struct apm_clone_data; 50struct acpi_softc { 51 device_t acpi_dev; 52 struct cdev *acpi_dev_t; 53 54 struct resource *acpi_irq; 55 int acpi_irq_rid; 56 void *acpi_irq_handle; 57 58 int acpi_enabled; 59 int acpi_sstate; 60 int acpi_sleep_disabled; 61 62 struct sysctl_ctx_list acpi_sysctl_ctx; 63 struct sysctl_oid *acpi_sysctl_tree; 64 int acpi_power_button_sx; 65 int acpi_sleep_button_sx; 66 int acpi_lid_switch_sx; 67 68 int acpi_standby_sx; 69 int acpi_suspend_sx; 70 71 int acpi_sleep_delay; 72 int acpi_s4bios; 73 int acpi_do_disable; 74 int acpi_verbose; 75 int acpi_handle_reboot; 76 77 bus_dma_tag_t acpi_waketag; 78 bus_dmamap_t acpi_wakemap; 79 vm_offset_t acpi_wakeaddr; 80 vm_paddr_t acpi_wakephys; 81 82 int acpi_next_sstate; /* Next suspend Sx state. */ 83 struct apm_clone_data *acpi_clone; /* Pseudo-dev for devd(8). */ 84 STAILQ_HEAD(,apm_clone_data) apm_cdevs; /* All apm/apmctl/acpi cdevs. */ 85 struct callout susp_force_to; /* Force suspend if no acks. */ 86}; 87 88struct acpi_device { 89 /* ACPI ivars */ 90 ACPI_HANDLE ad_handle; 91 uintptr_t ad_magic; 92 void *ad_private; 93 int ad_flags; 94 95 /* Resources */ 96 struct resource_list ad_rl; 97}; 98 99/* Track device (/dev/{apm,apmctl} and /dev/acpi) notification status. */ 100struct apm_clone_data { 101 STAILQ_ENTRY(apm_clone_data) entries; 102 struct cdev *cdev; 103 int flags; 104#define ACPI_EVF_NONE 0 /* /dev/apm semantics */ 105#define ACPI_EVF_DEVD 1 /* /dev/acpi is handled via devd(8) */ 106#define ACPI_EVF_WRITE 2 /* Device instance is opened writable. */ 107 int notify_status; 108#define APM_EV_NONE 0 /* Device not yet aware of pending sleep. */ 109#define APM_EV_NOTIFIED 1 /* Device saw next sleep state. */ 110#define APM_EV_ACKED 2 /* Device agreed sleep can occur. */ 111 struct acpi_softc *acpi_sc; 112 struct selinfo sel_read; 113}; 114 115#define ACPI_PRW_MAX_POWERRES 8 116 117struct acpi_prw_data { 118 ACPI_HANDLE gpe_handle; 119 int gpe_bit; 120 int lowest_wake; 121 ACPI_OBJECT power_res[ACPI_PRW_MAX_POWERRES]; 122 int power_res_count; 123}; 124 125/* Flags for each device defined in the AML namespace. */ 126#define ACPI_FLAG_WAKE_ENABLED 0x1 127 128/* Macros for extracting parts of a PCI address from an _ADR value. */ 129#define ACPI_ADR_PCI_SLOT(adr) (((adr) & 0xffff0000) >> 16) 130#define ACPI_ADR_PCI_FUNC(adr) ((adr) & 0xffff) 131 132/* 133 * Entry points to ACPI from above are global functions defined in this 134 * file, sysctls, and I/O on the control device. Entry points from below 135 * are interrupts (the SCI), notifies, task queue threads, and the thermal 136 * zone polling thread. 137 * 138 * ACPI tables and global shared data are protected by a global lock 139 * (acpi_mutex). 140 * 141 * Each ACPI device can have its own driver-specific mutex for protecting 142 * shared access to local data. The ACPI_LOCK macros handle mutexes. 143 * 144 * Drivers that need to serialize access to functions (e.g., to route 145 * interrupts, get/set control paths, etc.) should use the sx lock macros 146 * (ACPI_SERIAL). 147 * 148 * ACPI-CA handles its own locking and should not be called with locks held. 149 * 150 * The most complicated path is: 151 * GPE -> EC runs _Qxx -> _Qxx reads EC space -> GPE 152 */ 153extern struct mtx acpi_mutex; 154#define ACPI_LOCK(sys) mtx_lock(&sys##_mutex) 155#define ACPI_UNLOCK(sys) mtx_unlock(&sys##_mutex) 156#define ACPI_LOCK_ASSERT(sys) mtx_assert(&sys##_mutex, MA_OWNED); 157#define ACPI_LOCK_DECL(sys, name) \ 158 static struct mtx sys##_mutex; \ 159 MTX_SYSINIT(sys##_mutex, &sys##_mutex, name, MTX_DEF) 160#define ACPI_SERIAL_BEGIN(sys) sx_xlock(&sys##_sxlock) 161#define ACPI_SERIAL_END(sys) sx_xunlock(&sys##_sxlock) 162#define ACPI_SERIAL_ASSERT(sys) sx_assert(&sys##_sxlock, SX_XLOCKED); 163#define ACPI_SERIAL_DECL(sys, name) \ 164 static struct sx sys##_sxlock; \ 165 SX_SYSINIT(sys##_sxlock, &sys##_sxlock, name) 166 167/* 168 * ACPI CA does not define layers for non-ACPI CA drivers. 169 * We define some here within the range provided. 170 */ 171#define ACPI_AC_ADAPTER 0x00010000 172#define ACPI_BATTERY 0x00020000 173#define ACPI_BUS 0x00040000 174#define ACPI_BUTTON 0x00080000 175#define ACPI_EC 0x00100000 176#define ACPI_FAN 0x00200000 177#define ACPI_POWERRES 0x00400000 178#define ACPI_PROCESSOR 0x00800000 179#define ACPI_THERMAL 0x01000000 180#define ACPI_TIMER 0x02000000 181#define ACPI_OEM 0x04000000 182 183/* 184 * Constants for different interrupt models used with acpi_SetIntrModel(). 185 */ 186#define ACPI_INTR_PIC 0 187#define ACPI_INTR_APIC 1 188#define ACPI_INTR_SAPIC 2 189 190/* 191 * Various features and capabilities for the acpi_get_features() method. 192 * In particular, these are used for the ACPI 3.0 _PDC and _OSC methods. 193 * See the Intel document titled "Processor Driver Capabilities Bit 194 * Definitions", number 302223-002. 195 */ 196#define ACPI_CAP_PERF_MSRS (1 << 0) /* Intel SpeedStep PERF_CTL MSRs */ 197#define ACPI_CAP_C1_IO_HALT (1 << 1) /* Intel C1 "IO then halt" sequence */ 198#define ACPI_CAP_THR_MSRS (1 << 2) /* Intel OnDemand throttling MSRs */ 199#define ACPI_CAP_SMP_SAME (1 << 3) /* MP C1, Px, and Tx (all the same) */ 200#define ACPI_CAP_SMP_SAME_C3 (1 << 4) /* MP C2 and C3 (all the same) */ 201#define ACPI_CAP_SMP_DIFF_PX (1 << 5) /* MP Px (different, using _PSD) */ 202#define ACPI_CAP_SMP_DIFF_CX (1 << 6) /* MP Cx (different, using _CSD) */ 203#define ACPI_CAP_SMP_DIFF_TX (1 << 7) /* MP Tx (different, using _TSD) */ 204#define ACPI_CAP_SMP_C1_NATIVE (1 << 8) /* MP C1 support other than halt */ 205 206/* 207 * Quirk flags. 208 * 209 * ACPI_Q_BROKEN: Disables all ACPI support. 210 * ACPI_Q_TIMER: Disables support for the ACPI timer. 211 * ACPI_Q_MADT_IRQ0: Specifies that ISA IRQ 0 is wired up to pin 0 of the 212 * first APIC and that the MADT should force that by ignoring the PC-AT 213 * compatible flag and ignoring overrides that redirect IRQ 0 to pin 2. 214 */ 215extern int acpi_quirks; 216#define ACPI_Q_OK 0 217#define ACPI_Q_BROKEN (1 << 0) 218#define ACPI_Q_TIMER (1 << 1) 219#define ACPI_Q_MADT_IRQ0 (1 << 2) 220 221/* 222 * Note that the low ivar values are reserved to provide 223 * interface compatibility with ISA drivers which can also 224 * attach to ACPI. 225 */ 226#define ACPI_IVAR_HANDLE 0x100 227#define ACPI_IVAR_MAGIC 0x101 228#define ACPI_IVAR_PRIVATE 0x102 229#define ACPI_IVAR_FLAGS 0x103 230 231/* 232 * Accessor functions for our ivars. Default value for BUS_READ_IVAR is 233 * (type) 0. The <sys/bus.h> accessor functions don't check return values. 234 */ 235#define __ACPI_BUS_ACCESSOR(varp, var, ivarp, ivar, type) \ 236 \ 237static __inline type varp ## _get_ ## var(device_t dev) \ 238{ \ 239 uintptr_t v = 0; \ 240 BUS_READ_IVAR(device_get_parent(dev), dev, \ 241 ivarp ## _IVAR_ ## ivar, &v); \ 242 return ((type) v); \ 243} \ 244 \ 245static __inline void varp ## _set_ ## var(device_t dev, type t) \ 246{ \ 247 uintptr_t v = (uintptr_t) t; \ 248 BUS_WRITE_IVAR(device_get_parent(dev), dev, \ 249 ivarp ## _IVAR_ ## ivar, v); \ 250} 251 252__ACPI_BUS_ACCESSOR(acpi, handle, ACPI, HANDLE, ACPI_HANDLE) 253__ACPI_BUS_ACCESSOR(acpi, magic, ACPI, MAGIC, uintptr_t) 254__ACPI_BUS_ACCESSOR(acpi, private, ACPI, PRIVATE, void *) 255__ACPI_BUS_ACCESSOR(acpi, flags, ACPI, FLAGS, int) 256 257void acpi_fake_objhandler(ACPI_HANDLE h, UINT32 fn, void *data); 258static __inline device_t 259acpi_get_device(ACPI_HANDLE handle) 260{ 261 void *dev = NULL; 262 AcpiGetData(handle, acpi_fake_objhandler, &dev); 263 return ((device_t)dev); 264} 265 266static __inline ACPI_OBJECT_TYPE 267acpi_get_type(device_t dev) 268{ 269 ACPI_HANDLE h; 270 ACPI_OBJECT_TYPE t; 271 272 if ((h = acpi_get_handle(dev)) == NULL) 273 return (ACPI_TYPE_NOT_FOUND); 274 if (AcpiGetType(h, &t) != AE_OK) 275 return (ACPI_TYPE_NOT_FOUND); 276 return (t); 277} 278 279#ifdef ACPI_DEBUGGER 280void acpi_EnterDebugger(void); 281#endif 282 283#ifdef ACPI_DEBUG 284#include <sys/cons.h> 285#define STEP(x) do {printf x, printf("\n"); cngetc();} while (0) 286#else 287#define STEP(x) 288#endif 289 290#define ACPI_VPRINT(dev, acpi_sc, x...) do { \ 291 if (acpi_get_verbose(acpi_sc)) \ 292 device_printf(dev, x); \ 293} while (0) 294 295/* Values for the device _STA (status) method. */ 296#define ACPI_STA_PRESENT (1 << 0) 297#define ACPI_STA_ENABLED (1 << 1) 298#define ACPI_STA_SHOW_IN_UI (1 << 2) 299#define ACPI_STA_FUNCTIONAL (1 << 3) 300#define ACPI_STA_BATT_PRESENT (1 << 4) 301 302#define ACPI_DEVINFO_PRESENT(x, flags) \ 303 (((x) & (flags)) == (flags)) 304#define ACPI_DEVICE_PRESENT(x) \ 305 ACPI_DEVINFO_PRESENT(x, ACPI_STA_PRESENT | ACPI_STA_FUNCTIONAL) 306#define ACPI_BATTERY_PRESENT(x) \ 307 ACPI_DEVINFO_PRESENT(x, ACPI_STA_PRESENT | ACPI_STA_FUNCTIONAL | \ 308 ACPI_STA_BATT_PRESENT) 309 310BOOLEAN acpi_DeviceIsPresent(device_t dev); 311BOOLEAN acpi_BatteryIsPresent(device_t dev); 312ACPI_STATUS acpi_GetHandleInScope(ACPI_HANDLE parent, char *path, 313 ACPI_HANDLE *result); 314uint32_t acpi_TimerDelta(uint32_t end, uint32_t start); 315ACPI_BUFFER *acpi_AllocBuffer(int size); 316ACPI_STATUS acpi_ConvertBufferToInteger(ACPI_BUFFER *bufp, 317 UINT32 *number); 318ACPI_STATUS acpi_GetInteger(ACPI_HANDLE handle, char *path, 319 UINT32 *number); 320ACPI_STATUS acpi_SetInteger(ACPI_HANDLE handle, char *path, 321 UINT32 number); 322ACPI_STATUS acpi_ForeachPackageObject(ACPI_OBJECT *obj, 323 void (*func)(ACPI_OBJECT *comp, void *arg), void *arg); 324ACPI_STATUS acpi_FindIndexedResource(ACPI_BUFFER *buf, int index, 325 ACPI_RESOURCE **resp); 326ACPI_STATUS acpi_AppendBufferResource(ACPI_BUFFER *buf, 327 ACPI_RESOURCE *res); 328ACPI_STATUS acpi_OverrideInterruptLevel(UINT32 InterruptNumber); 329ACPI_STATUS acpi_SetIntrModel(int model); 330int acpi_ReqSleepState(struct acpi_softc *sc, int state); 331int acpi_AckSleepState(struct apm_clone_data *clone, int error); 332ACPI_STATUS acpi_SetSleepState(struct acpi_softc *sc, int state); 333int acpi_wake_init(device_t dev, int type); 334int acpi_wake_set_enable(device_t dev, int enable); 335int acpi_parse_prw(ACPI_HANDLE h, struct acpi_prw_data *prw); 336ACPI_STATUS acpi_Startup(void); 337void acpi_UserNotify(const char *subsystem, ACPI_HANDLE h, 338 uint8_t notify); 339int acpi_bus_alloc_gas(device_t dev, int *type, int *rid, 340 ACPI_GENERIC_ADDRESS *gas, struct resource **res, 341 u_int flags); 342 343struct acpi_parse_resource_set { 344 void (*set_init)(device_t dev, void *arg, void **context); 345 void (*set_done)(device_t dev, void *context); 346 void (*set_ioport)(device_t dev, void *context, uint32_t base, 347 uint32_t length); 348 void (*set_iorange)(device_t dev, void *context, uint32_t low, 349 uint32_t high, uint32_t length, uint32_t align); 350 void (*set_memory)(device_t dev, void *context, uint32_t base, 351 uint32_t length); 352 void (*set_memoryrange)(device_t dev, void *context, uint32_t low, 353 uint32_t high, uint32_t length, uint32_t align); 354 void (*set_irq)(device_t dev, void *context, u_int8_t *irq, 355 int count, int trig, int pol); 356 void (*set_ext_irq)(device_t dev, void *context, u_int32_t *irq, 357 int count, int trig, int pol); 358 void (*set_drq)(device_t dev, void *context, u_int8_t *drq, 359 int count); 360 void (*set_start_dependent)(device_t dev, void *context, 361 int preference); 362 void (*set_end_dependent)(device_t dev, void *context); 363}; 364 365extern struct acpi_parse_resource_set acpi_res_parse_set; 366 367void acpi_config_intr(device_t dev, ACPI_RESOURCE *res); 368ACPI_STATUS acpi_lookup_irq_resource(device_t dev, int rid, 369 struct resource *res, ACPI_RESOURCE *acpi_res); 370ACPI_STATUS acpi_parse_resources(device_t dev, ACPI_HANDLE handle, 371 struct acpi_parse_resource_set *set, void *arg); 372 373/* ACPI event handling */ 374UINT32 acpi_event_power_button_sleep(void *context); 375UINT32 acpi_event_power_button_wake(void *context); 376UINT32 acpi_event_sleep_button_sleep(void *context); 377UINT32 acpi_event_sleep_button_wake(void *context); 378 379#define ACPI_EVENT_PRI_FIRST 0 380#define ACPI_EVENT_PRI_DEFAULT 10000 381#define ACPI_EVENT_PRI_LAST 20000 382 383typedef void (*acpi_event_handler_t)(void *, int); 384 385EVENTHANDLER_DECLARE(acpi_sleep_event, acpi_event_handler_t); 386EVENTHANDLER_DECLARE(acpi_wakeup_event, acpi_event_handler_t); 387 388/* Device power control. */ 389ACPI_STATUS acpi_pwr_wake_enable(ACPI_HANDLE consumer, int enable); 390ACPI_STATUS acpi_pwr_switch_consumer(ACPI_HANDLE consumer, int state); 391 392/* Misc. */ 393static __inline struct acpi_softc * 394acpi_device_get_parent_softc(device_t child) 395{ 396 device_t parent; 397 398 parent = device_get_parent(child); 399 if (parent == NULL) 400 return (NULL); 401 return (device_get_softc(parent)); 402} 403 404static __inline int 405acpi_get_verbose(struct acpi_softc *sc) 406{ 407 if (sc) 408 return (sc->acpi_verbose); 409 return (0); 410} 411 412char *acpi_name(ACPI_HANDLE handle); 413int acpi_avoid(ACPI_HANDLE handle); 414int acpi_disabled(char *subsys); 415int acpi_machdep_init(device_t dev); 416void acpi_install_wakeup_handler(struct acpi_softc *sc); 417int acpi_sleep_machdep(struct acpi_softc *sc, int state); 418int acpi_table_quirks(int *quirks); 419int acpi_machdep_quirks(int *quirks); 420 421/* Battery Abstraction. */ 422struct acpi_battinfo; 423 424int acpi_battery_register(device_t dev); 425int acpi_battery_remove(device_t dev); 426int acpi_battery_get_units(void); 427int acpi_battery_get_info_expire(void); 428int acpi_battery_bst_valid(struct acpi_bst *bst); 429int acpi_battery_bif_valid(struct acpi_bif *bif); 430int acpi_battery_get_battinfo(device_t dev, 431 struct acpi_battinfo *info); 432 433/* Embedded controller. */ 434void acpi_ec_ecdt_probe(device_t);
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