*****************************************************************************/
/*
- * Copyright (C) 2000 - 2008, Intel Corp.
+ * Copyright (C) 2000 - 2010, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
/*******************************************************************************
*
- * OS-dependent and compiler-dependent types
+ * OS-dependent types
*
* If the defaults below are not appropriate for the host system, they can
- * be defined in the compiler-specific or OS-specific header, and this will
- * take precedence.
+ * be defined in the OS-specific header, and this will take precedence.
*
******************************************************************************/
#define acpi_thread_id acpi_size
#endif
-/* Object returned from acpi_os_create_lock */
-
-#ifndef acpi_spinlock
-#define acpi_spinlock void *
-#endif
-
/* Flags for acpi_os_acquire_lock/acpi_os_release_lock */
#ifndef acpi_cpu_flags
#endif
#endif
+/*
+ * Synchronization objects - Mutexes, Semaphores, and spin_locks
+ */
+#if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE)
+/*
+ * These macros are used if the host OS does not support a mutex object.
+ * Map the OSL Mutex interfaces to binary semaphores.
+ */
+#define acpi_mutex acpi_semaphore
+#define acpi_os_create_mutex(out_handle) acpi_os_create_semaphore (1, 1, out_handle)
+#define acpi_os_delete_mutex(handle) (void) acpi_os_delete_semaphore (handle)
+#define acpi_os_acquire_mutex(handle,time) acpi_os_wait_semaphore (handle, 1, time)
+#define acpi_os_release_mutex(handle) (void) acpi_os_signal_semaphore (handle, 1)
+#endif
+
+/* Configurable types for synchronization objects */
+
+#ifndef acpi_spinlock
+#define acpi_spinlock void *
+#endif
+
+#ifndef acpi_semaphore
+#define acpi_semaphore void *
+#endif
+
+#ifndef acpi_mutex
+#define acpi_mutex void *
+#endif
+
+/*******************************************************************************
+ *
+ * Compiler-dependent types
+ *
+ * If the defaults below are not appropriate for the host compiler, they can
+ * be defined in the compiler-specific header, and this will take precedence.
+ *
+ ******************************************************************************/
+
/* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */
#ifndef acpi_uintptr_t
/*
* Some compilers complain about unused variables. Sometimes we don't want to
* use all the variables (for example, _acpi_module_name). This allows us
- * to to tell the compiler in a per-variable manner that a variable
+ * to tell the compiler in a per-variable manner that a variable
* is unused
*/
#ifndef ACPI_UNUSED_VAR
*
*****************************************************************************/
-/* Number of distinct GPE register blocks and register width */
+/* Number of distinct FADT-based GPE register blocks (GPE0 and GPE1) */
#define ACPI_MAX_GPE_BLOCKS 2
+
+/* Default ACPI register widths */
+
#define ACPI_GPE_REGISTER_WIDTH 8
+#define ACPI_PM1_REGISTER_WIDTH 16
+#define ACPI_PM2_REGISTER_WIDTH 8
+#define ACPI_PM_TIMER_WIDTH 32
/* Names within the namespace are 4 bytes long */
/* PM Timer ticks per second (HZ) */
-#define PM_TIMER_FREQUENCY 3579545
+#define PM_TIMER_FREQUENCY 3579545
/*******************************************************************************
*
struct uint64_struct part;
};
-struct uint32_struct {
- u32 lo;
- u32 hi;
-};
-
-/* Synchronization objects */
-
-#define acpi_mutex void *
-#define acpi_semaphore void *
-
-/*
- * Acpi integer width. In ACPI version 1, integers are 32 bits. In ACPI
- * version 2, integers are 64 bits. Note that this pertains to the ACPI integer
- * type only, not other integers used in the implementation of the ACPI CA
- * subsystem.
- */
-typedef unsigned long long acpi_integer;
-#define ACPI_INTEGER_MAX ACPI_UINT64_MAX
#define ACPI_INTEGER_BIT_SIZE 64
#define ACPI_MAX_DECIMAL_DIGITS 20 /* 2^64 = 18,446,744,073,709,551,616 */
#define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */
#define ACPI_DO_NOT_WAIT 0
+/*
+ * Obsolete: Acpi integer width. In ACPI version 1 (1996), integers are 32 bits.
+ * In ACPI version 2 (2000) and later, integers are 64 bits. Note that this
+ * pertains to the ACPI integer type only, not to other integers used in the
+ * implementation of the ACPICA subsystem.
+ *
+ * 01/2010: This type is obsolete and has been removed from the entire ACPICA
+ * code base. It remains here for compatibility with device drivers that use
+ * the type. However, it will be removed in the future.
+ */
+typedef u64 acpi_integer;
+#define ACPI_INTEGER_MAX ACPI_UINT64_MAX
+
/*******************************************************************************
*
* Commonly used macros
/* Data manipulation */
-#define ACPI_LOWORD(l) ((u16)(u32)(l))
-#define ACPI_HIWORD(l) ((u16)((((u32)(l)) >> 16) & 0xFFFF))
-#define ACPI_LOBYTE(l) ((u8)(u16)(l))
-#define ACPI_HIBYTE(l) ((u8)((((u16)(l)) >> 8) & 0xFF))
-
-/* Full 64-bit integer must be available on both 32-bit and 64-bit platforms */
-
-struct acpi_integer_overlay {
- u32 lo_dword;
- u32 hi_dword;
-};
-
-#define ACPI_LODWORD(integer) (ACPI_CAST_PTR (struct acpi_integer_overlay, &integer)->lo_dword)
-#define ACPI_HIDWORD(integer) (ACPI_CAST_PTR (struct acpi_integer_overlay, &integer)->hi_dword)
+#define ACPI_LOBYTE(integer) ((u8) (u16)(integer))
+#define ACPI_HIBYTE(integer) ((u8) (((u16)(integer)) >> 8))
+#define ACPI_LOWORD(integer) ((u16) (u32)(integer))
+#define ACPI_HIWORD(integer) ((u16)(((u32)(integer)) >> 16))
+#define ACPI_LODWORD(integer64) ((u32) (u64)(integer64))
+#define ACPI_HIDWORD(integer64) ((u32)(((u64)(integer64)) >> 32))
#define ACPI_SET_BIT(target,bit) ((target) |= (bit))
#define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit))
/*
* These are special object types that never appear in
- * a Namespace node, only in an union acpi_operand_object
+ * a Namespace node, only in a union acpi_operand_object
*/
#define ACPI_TYPE_LOCAL_EXTRA 0x1C
#define ACPI_TYPE_LOCAL_DATA 0x1D
/*
* GPE info flags - Per GPE
- * +-+-+-+---+---+-+
- * |7|6|5|4:3|2:1|0|
- * +-+-+-+---+---+-+
- * | | | | | |
- * | | | | | +--- Interrupt type: Edge or Level Triggered
- * | | | | +--- Type: Wake-only, Runtime-only, or wake/runtime
+ * +-+-+-+---+-+-+-+
+ * |7|6|5|4:3|2|1|0|
+ * +-+-+-+---+-+-+-+
+ * | | | | | | |
+ * | | | | | | +--- Interrupt type: Edge or Level Triggered
+ * | | | | | +--- GPE can wake the system
+ * | | | | +--- Unused
* | | | +--- Type of dispatch -- to method, handler, or none
- * | | +--- Enabled for runtime?
- * | +--- Enabled for wake?
+ * | | +--- Unused
+ * | +--- Unused
* +--- Unused
*/
#define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x01
#define ACPI_GPE_TYPE_WAKE_RUN (u8) 0x06
#define ACPI_GPE_TYPE_WAKE (u8) 0x02
#define ACPI_GPE_TYPE_RUNTIME (u8) 0x04 /* Default */
+#define ACPI_GPE_CAN_WAKE (u8) 0x02
#define ACPI_GPE_DISPATCH_MASK (u8) 0x18
#define ACPI_GPE_DISPATCH_HANDLER (u8) 0x08
#define ACPI_GPE_DISPATCH_METHOD (u8) 0x10
#define ACPI_GPE_DISPATCH_NOT_USED (u8) 0x00 /* Default */
-#define ACPI_GPE_RUN_ENABLE_MASK (u8) 0x20
-#define ACPI_GPE_RUN_ENABLED (u8) 0x20
-#define ACPI_GPE_RUN_DISABLED (u8) 0x00 /* Default */
-
-#define ACPI_GPE_WAKE_ENABLE_MASK (u8) 0x40
-#define ACPI_GPE_WAKE_ENABLED (u8) 0x40
-#define ACPI_GPE_WAKE_DISABLED (u8) 0x00 /* Default */
-
-#define ACPI_GPE_ENABLE_MASK (u8) 0x60 /* Both run/wake */
-
/*
* Flags for GPE and Lock interfaces
*/
#define ACPI_ADR_SPACE_SMBUS (acpi_adr_space_type) 4
#define ACPI_ADR_SPACE_CMOS (acpi_adr_space_type) 5
#define ACPI_ADR_SPACE_PCI_BAR_TARGET (acpi_adr_space_type) 6
-#define ACPI_ADR_SPACE_DATA_TABLE (acpi_adr_space_type) 7
+#define ACPI_ADR_SPACE_IPMI (acpi_adr_space_type) 7
+#define ACPI_ADR_SPACE_DATA_TABLE (acpi_adr_space_type) 8
#define ACPI_ADR_SPACE_FIXED_HARDWARE (acpi_adr_space_type) 127
/*
#define ACPI_BITREG_SCI_ENABLE 0x0E
#define ACPI_BITREG_BUS_MASTER_RLD 0x0F
#define ACPI_BITREG_GLOBAL_LOCK_RELEASE 0x10
-#define ACPI_BITREG_SLEEP_TYPE_A 0x11
-#define ACPI_BITREG_SLEEP_TYPE_B 0x12
-#define ACPI_BITREG_SLEEP_ENABLE 0x13
+#define ACPI_BITREG_SLEEP_TYPE 0x11
+#define ACPI_BITREG_SLEEP_ENABLE 0x12
/* PM2 Control register */
-#define ACPI_BITREG_ARB_DISABLE 0x14
+#define ACPI_BITREG_ARB_DISABLE 0x13
-#define ACPI_BITREG_MAX 0x14
+#define ACPI_BITREG_MAX 0x13
#define ACPI_NUM_BITREG ACPI_BITREG_MAX + 1
+/* Status register values. A 1 clears a status bit. 0 = no effect */
+
+#define ACPI_CLEAR_STATUS 1
+
+/* Enable and Control register values */
+
+#define ACPI_ENABLE_EVENT 1
+#define ACPI_DISABLE_EVENT 0
+
/*
* External ACPI object definition
*/
acpi_object_type type; /* See definition of acpi_ns_type for values */
struct {
acpi_object_type type; /* ACPI_TYPE_INTEGER */
- acpi_integer value; /* The actual number */
+ u64 value; /* The actual number */
} integer;
struct {
void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context);
typedef
-void (*acpi_object_handler) (acpi_handle object, u32 function, void *data);
+void (*acpi_object_handler) (acpi_handle object, void *data);
typedef acpi_status(*acpi_init_handler) (acpi_handle object, u32 function);
acpi_status(*acpi_adr_space_handler) (u32 function,
acpi_physical_address address,
u32 bit_width,
- acpi_integer * value,
+ u64 *value,
void *handler_context,
void *region_context);
#define ACPI_INTERRUPT_NOT_HANDLED 0x00
#define ACPI_INTERRUPT_HANDLED 0x01
-/* Length of _HID, _UID, _CID, and UUID values */
+/* Length of 32-bit EISAID values when converted back to a string */
+
+#define ACPI_EISAID_STRING_SIZE 8 /* Includes null terminator */
+
+/* Length of UUID (string) values */
-#define ACPI_DEVICE_ID_LENGTH 0x09
-#define ACPI_MAX_CID_LENGTH 48
#define ACPI_UUID_LENGTH 16
-/* Common string version of device HIDs and UIDs */
+/* Structures used for device/processor HID, UID, CID */
struct acpica_device_id {
- char value[ACPI_DEVICE_ID_LENGTH];
+ u32 length; /* Length of string + null */
+ char *string;
};
-/* Common string version of device CIDs */
-
-struct acpi_compatible_id {
- char value[ACPI_MAX_CID_LENGTH];
+struct acpica_device_id_list {
+ u32 count; /* Number of IDs in Ids array */
+ u32 list_size; /* Size of list, including ID strings */
+ struct acpica_device_id ids[1]; /* ID array */
};
-struct acpi_compatible_id_list {
- u32 count;
- u32 size;
- struct acpi_compatible_id id[1];
+/*
+ * Structure returned from acpi_get_object_info.
+ * Optimized for both 32- and 64-bit builds
+ */
+struct acpi_device_info {
+ u32 info_size; /* Size of info, including ID strings */
+ u32 name; /* ACPI object Name */
+ acpi_object_type type; /* ACPI object Type */
+ u8 param_count; /* If a method, required parameter count */
+ u8 valid; /* Indicates which optional fields are valid */
+ u8 flags; /* Miscellaneous info */
+ u8 highest_dstates[4]; /* _sx_d values: 0xFF indicates not valid */
+ u8 lowest_dstates[5]; /* _sx_w values: 0xFF indicates not valid */
+ u32 current_status; /* _STA value */
+ u64 address; /* _ADR value */
+ struct acpica_device_id hardware_id; /* _HID value */
+ struct acpica_device_id unique_id; /* _UID value */
+ struct acpica_device_id_list compatible_id_list; /* _CID list <must be last> */
};
-/* Structure and flags for acpi_get_object_info */
+/* Values for Flags field above (acpi_get_object_info) */
+
+#define ACPI_PCI_ROOT_BRIDGE 0x01
-#define ACPI_VALID_STA 0x0001
-#define ACPI_VALID_ADR 0x0002
-#define ACPI_VALID_HID 0x0004
-#define ACPI_VALID_UID 0x0008
-#define ACPI_VALID_CID 0x0010
-#define ACPI_VALID_SXDS 0x0020
+/* Flags for Valid field above (acpi_get_object_info) */
+
+#define ACPI_VALID_STA 0x01
+#define ACPI_VALID_ADR 0x02
+#define ACPI_VALID_HID 0x04
+#define ACPI_VALID_UID 0x08
+#define ACPI_VALID_CID 0x10
+#define ACPI_VALID_SXDS 0x20
+#define ACPI_VALID_SXWS 0x40
/* Flags for _STA method */
#define ACPI_STA_DEVICE_OK 0x08 /* Synonym */
#define ACPI_STA_BATTERY_PRESENT 0x10
-#define ACPI_COMMON_OBJ_INFO \
- acpi_object_type type; /* ACPI object type */ \
- acpi_name name /* ACPI object Name */
-
-struct acpi_obj_info_header {
- ACPI_COMMON_OBJ_INFO;
-};
-
-/* Structure returned from Get Object Info */
-
-struct acpi_device_info {
- ACPI_COMMON_OBJ_INFO;
-
- u32 param_count; /* If a method, required parameter count */
- u32 valid; /* Indicates which fields below are valid */
- u32 current_status; /* _STA value */
- acpi_integer address; /* _ADR value if any */
- struct acpica_device_id hardware_id; /* _HID value if any */
- struct acpica_device_id unique_id; /* _UID value if any */
- u8 highest_dstates[4]; /* _sx_d values: 0xFF indicates not valid */
- struct acpi_compatible_id_list compatibility_id; /* List of _CIDs if any */
-};
-
/* Context structs for address space handlers */
struct acpi_pci_id {