2 # Copyright (c) 2004 Nate Lawson
5 # Redistribution and use in source and binary forms, with or without
6 # modification, are permitted provided that the following conditions
8 # 1. Redistributions of source code must retain the above copyright
9 # notice, this list of conditions and the following disclaimer.
10 # 2. Redistributions in binary form must reproduce the above copyright
11 # notice, this list of conditions and the following disclaimer in the
12 # documentation and/or other materials provided with the distribution.
14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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17 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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21 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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26 # $DragonFly: src/sys/dev/acpica5/acpi_if.m,v 1.2 2008/09/05 10:28:35 hasso Exp $
30 #include <sys/types.h>
36 # Default implementation for acpi_id_probe().
40 acpi_generic_id_probe(device_t bus, device_t dev, char **ids)
47 # Check a device for a match in a list of ID strings. The strings can be
48 # EISA PNP IDs or ACPI _HID/_CID values.
50 # device_t bus: parent bus for the device
52 # device_t dev: device being considered
54 # char **ids: array of ID strings to consider
56 # Returns: ID string matched or NULL if no match
58 METHOD char * id_probe {
62 } DEFAULT acpi_generic_id_probe;
65 # Query a given driver for its supported feature(s). This should be
66 # called by the parent bus before the driver is probed.
68 # driver_t *driver: child driver
70 # u_int *features: returned bitmask of all supported features
72 STATICMETHOD int get_features {
78 # Read embedded controller (EC) address space
80 # device_t dev: EC device
81 # u_int addr: Address to read from in EC space
82 # ACPI_INTEGER *val: Location to store read value
83 # int width: Size of area to read in bytes
93 # Write embedded controller (EC) address space
95 # device_t dev: EC device
96 # u_int addr: Address to write to in EC space
97 # ACPI_INTEGER val: Value to write
98 # int width: Size of value to write in bytes
100 METHOD int ec_write {