WebSVN – HelenOS – Diff – /trunk/kernel/genarch/include/acpi/acpi.h


/*
 * Copyright (C) 2005 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/** @addtogroup genarch
 * @{
 */
/** @file
 */
 
#ifndef KERN_ACPI_H_
#define KERN_ACPI_H_
 
#include <arch/types.h>
 
/* Root System Description Pointer */
struct acpi_rsdp {
    uint8_t signature[8];
    uint8_t checksum;
    uint8_t oemid[6];
    uint8_t revision;
    uint32_t rsdt_address;
    uint32_t length;
    uint64_t xsdt_address;
    uint32_t ext_checksum;
    uint8_t reserved[3];
} __attribute__ ((packed));
 
/* System Description Table Header */
struct acpi_sdt_header {
    uint8_t signature[4];
    uint32_t length;
    uint8_t revision;
    uint8_t checksum;
    uint8_t oemid[6];
    uint8_t oem_table_id[8];
    uint32_t oem_revision;
    uint32_t creator_id;
    uint32_t creator_revision;
} __attribute__ ((packed));;
 
struct acpi_signature_map {
    uint8_t *signature;
    struct acpi_sdt_header **sdt_ptr;
    char *description;
};
 
/* Root System Description Table */
struct acpi_rsdt {
    struct acpi_sdt_header header;
    uint32_t entry[];
} __attribute__ ((packed));;
 
/* Extended System Description Table */
struct acpi_xsdt {
    struct acpi_sdt_header header;
    uint64_t entry[];
} __attribute__ ((packed));;
 
extern struct acpi_rsdp *acpi_rsdp;
extern struct acpi_rsdt *acpi_rsdt;
extern struct acpi_xsdt *acpi_xsdt;
 
extern void acpi_init(void);
extern int acpi_sdt_check(uint8_t *sdt);
 
#endif /* KERN_ACPI_H_ */
 
/** @}
 */
 
 

Rev 1787	Rev 1888
1	/*	1	/*
2	* Copyright (C) 2005 Jakub Jermar	2	* Copyright (C) 2005 Jakub Jermar
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/** @addtogroup genarch	29	/** @addtogroup genarch
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#ifndef __ACPI_H__	35	#ifndef KERN_ACPI_H_
36	#define __ACPI_H__	36	#define KERN_ACPI_H_
37		37
38	#include <arch/types.h>	38	#include <arch/types.h>
39		39
40	/* Root System Description Pointer */	40	/* Root System Description Pointer */
41	struct acpi_rsdp {	41	struct acpi_rsdp {
42	uint8_t signature[8];	42	uint8_t signature[8];
43	uint8_t checksum;	43	uint8_t checksum;
44	uint8_t oemid[6];	44	uint8_t oemid[6];
45	uint8_t revision;	45	uint8_t revision;
46	uint32_t rsdt_address;	46	uint32_t rsdt_address;
47	uint32_t length;	47	uint32_t length;
48	uint64_t xsdt_address;	48	uint64_t xsdt_address;
49	uint32_t ext_checksum;	49	uint32_t ext_checksum;
50	uint8_t reserved[3];	50	uint8_t reserved[3];
51	} __attribute__ ((packed));	51	} __attribute__ ((packed));
52		52
53	/* System Description Table Header */	53	/* System Description Table Header */
54	struct acpi_sdt_header {	54	struct acpi_sdt_header {
55	uint8_t signature[4];	55	uint8_t signature[4];
56	uint32_t length;	56	uint32_t length;
57	uint8_t revision;	57	uint8_t revision;
58	uint8_t checksum;	58	uint8_t checksum;
59	uint8_t oemid[6];	59	uint8_t oemid[6];
60	uint8_t oem_table_id[8];	60	uint8_t oem_table_id[8];
61	uint32_t oem_revision;	61	uint32_t oem_revision;
62	uint32_t creator_id;	62	uint32_t creator_id;
63	uint32_t creator_revision;	63	uint32_t creator_revision;
64	} __attribute__ ((packed));;	64	} __attribute__ ((packed));;
65		65
66	struct acpi_signature_map {	66	struct acpi_signature_map {
67	uint8_t *signature;	67	uint8_t *signature;
68	struct acpi_sdt_header **sdt_ptr;	68	struct acpi_sdt_header **sdt_ptr;
69	char *description;	69	char *description;
70	};	70	};
71		71
72	/* Root System Description Table */	72	/* Root System Description Table */
73	struct acpi_rsdt {	73	struct acpi_rsdt {
74	struct acpi_sdt_header header;	74	struct acpi_sdt_header header;
75	uint32_t entry[];	75	uint32_t entry[];
76	} __attribute__ ((packed));;	76	} __attribute__ ((packed));;
77		77
78	/* Extended System Description Table */	78	/* Extended System Description Table */
79	struct acpi_xsdt {	79	struct acpi_xsdt {
80	struct acpi_sdt_header header;	80	struct acpi_sdt_header header;
81	uint64_t entry[];	81	uint64_t entry[];
82	} __attribute__ ((packed));;	82	} __attribute__ ((packed));;
83		83
84	extern struct acpi_rsdp *acpi_rsdp;	84	extern struct acpi_rsdp *acpi_rsdp;
85	extern struct acpi_rsdt *acpi_rsdt;	85	extern struct acpi_rsdt *acpi_rsdt;
86	extern struct acpi_xsdt *acpi_xsdt;	86	extern struct acpi_xsdt *acpi_xsdt;
87		87
88	extern void acpi_init(void);	88	extern void acpi_init(void);
89	extern int acpi_sdt_check(uint8_t *sdt);	89	extern int acpi_sdt_check(uint8_t *sdt);
90		90
91	#endif /* __ACPI_H__ */	91	#endif /* KERN_ACPI_H_ */
92		92
93	/** @}	93	/** @}
94	*/	94	*/
95		-
96		95

Subversion Repositories HelenOS

(root)/trunk/kernel/genarch/include/acpi/acpi.h @ 2114 – Rev 1787 → 1888