include/acpi/amlresrc.h - maze/linux - Git at Google


 /******************************************************************************
  *
  * Module Name: amlresrc.h - AML resource descriptors
  *
  *****************************************************************************/

 /*
  * Copyright (C) 2000 - 2006, R. Byron Moore
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions, and the following disclaimer,
  *    without modification.
  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  *    substantially similar to the "NO WARRANTY" disclaimer below
  *    ("Disclaimer") and any redistribution must be conditioned upon
  *    including a substantially similar Disclaimer requirement for further
  *    binary redistribution.
  * 3. Neither the names of the above-listed copyright holders nor the names
  *    of any contributors may be used to endorse or promote products derived
  *    from this software without specific prior written permission.
  *
  * Alternatively, this software may be distributed under the terms of the
  * GNU General Public License ("GPL") version 2 as published by the Free
  * Software Foundation.
  *
  * NO WARRANTY
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
  */

 #ifndef __AMLRESRC_H
 #define __AMLRESRC_H

 #define ACPI_RESTAG_ADDRESS                     "_ADR"
 #define ACPI_RESTAG_ALIGNMENT                   "_ALN"
 #define ACPI_RESTAG_ADDRESSSPACE                "_ASI"
 #define ACPI_RESTAG_ACCESSSIZE                  "_ASZ"
 #define ACPI_RESTAG_TYPESPECIFICATTRIBUTES      "_ATT"
 #define ACPI_RESTAG_BASEADDRESS                 "_BAS"
 #define ACPI_RESTAG_BUSMASTER                   "_BM_"	/* Master(1), Slave(0) */
 #define ACPI_RESTAG_DECODE                      "_DEC"
 #define ACPI_RESTAG_DMA                         "_DMA"
 #define ACPI_RESTAG_DMATYPE                     "_TYP"	/* Compatible(0), A(1), B(2), F(3) */
 #define ACPI_RESTAG_GRANULARITY                 "_GRA"
 #define ACPI_RESTAG_INTERRUPT                   "_INT"
 #define ACPI_RESTAG_INTERRUPTLEVEL              "_LL_"	/* active_lo(1), active_hi(0) */
 #define ACPI_RESTAG_INTERRUPTSHARE              "_SHR"	/* Shareable(1), no_share(0) */
 #define ACPI_RESTAG_INTERRUPTTYPE               "_HE_"	/* Edge(1), Level(0) */
 #define ACPI_RESTAG_LENGTH                      "_LEN"
 #define ACPI_RESTAG_MEMATTRIBUTES               "_MTP"	/* Memory(0), Reserved(1), ACPI(2), NVS(3) */
 #define ACPI_RESTAG_MEMTYPE                     "_MEM"	/* non_cache(0), Cacheable(1) Cache+combine(2), Cache+prefetch(3) */
 #define ACPI_RESTAG_MAXADDR                     "_MAX"
 #define ACPI_RESTAG_MINADDR                     "_MIN"
 #define ACPI_RESTAG_MAXTYPE                     "_MAF"
 #define ACPI_RESTAG_MINTYPE                     "_MIF"
 #define ACPI_RESTAG_REGISTERBITOFFSET           "_RBO"
 #define ACPI_RESTAG_REGISTERBITWIDTH            "_RBW"
 #define ACPI_RESTAG_RANGETYPE                   "_RNG"
 #define ACPI_RESTAG_READWRITETYPE               "_RW_"	/* read_only(0), Writeable (1) */
 #define ACPI_RESTAG_TRANSLATION                 "_TRA"
 #define ACPI_RESTAG_TRANSTYPE                   "_TRS"	/* Sparse(1), Dense(0) */
 #define ACPI_RESTAG_TYPE                        "_TTP"	/* Translation(1), Static (0) */
 #define ACPI_RESTAG_XFERTYPE                    "_SIz"	/* 8(0), 8_and16(1), 16(2) */

 /* Default sizes for "small" resource descriptors */

 #define ASL_RDESC_IRQ_SIZE                      0x02
 #define ASL_RDESC_DMA_SIZE                      0x02
 #define ASL_RDESC_ST_DEPEND_SIZE                0x00
 #define ASL_RDESC_END_DEPEND_SIZE               0x00
 #define ASL_RDESC_IO_SIZE                       0x07
 #define ASL_RDESC_FIXED_IO_SIZE                 0x03
 #define ASL_RDESC_END_TAG_SIZE                  0x01

 struct asl_resource_node {
 	u32 buffer_length;
 	void *buffer;
 	struct asl_resource_node *next;
 };

 /* Macros used to generate AML resource length fields */

 #define ACPI_AML_SIZE_LARGE(r)      (sizeof (r) - sizeof (struct aml_resource_large_header))
 #define ACPI_AML_SIZE_SMALL(r)      (sizeof (r) - sizeof (struct aml_resource_small_header))

 /*
  * Resource descriptors defined in the ACPI specification.
  *
  * Packing/alignment must be BYTE because these descriptors
  * are used to overlay the raw AML byte stream.
  */
 #pragma pack(1)

 /*
  * SMALL descriptors
  */
 #define AML_RESOURCE_SMALL_HEADER_COMMON \
 	u8                                  descriptor_type;

 struct aml_resource_small_header {
 AML_RESOURCE_SMALL_HEADER_COMMON};

 struct aml_resource_irq {
 	AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
 	u8 flags;
 };

 struct aml_resource_irq_noflags {
 	AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
 };

 struct aml_resource_dma {
 	AML_RESOURCE_SMALL_HEADER_COMMON u8 dma_channel_mask;
 	u8 flags;
 };

 struct aml_resource_start_dependent {
 	AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
 };

 struct aml_resource_start_dependent_noprio {
 AML_RESOURCE_SMALL_HEADER_COMMON};

 struct aml_resource_end_dependent {
 AML_RESOURCE_SMALL_HEADER_COMMON};

 struct aml_resource_io {
 	AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
 	u16 minimum;
 	u16 maximum;
 	u8 alignment;
 	u8 address_length;
 };

 struct aml_resource_fixed_io {
 	AML_RESOURCE_SMALL_HEADER_COMMON u16 address;
 	u8 address_length;
 };

 struct aml_resource_vendor_small {
 AML_RESOURCE_SMALL_HEADER_COMMON};

 struct aml_resource_end_tag {
 	AML_RESOURCE_SMALL_HEADER_COMMON u8 checksum;
 };

 /*
  * LARGE descriptors
  */
 #define AML_RESOURCE_LARGE_HEADER_COMMON \
 	u8                                  descriptor_type;\
 	u16                                 resource_length;

 struct aml_resource_large_header {
 AML_RESOURCE_LARGE_HEADER_COMMON};

 struct aml_resource_memory24 {
 	AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
 	u16 minimum;
 	u16 maximum;
 	u16 alignment;
 	u16 address_length;
 };

 struct aml_resource_vendor_large {
 AML_RESOURCE_LARGE_HEADER_COMMON};

 struct aml_resource_memory32 {
 	AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
 	u32 minimum;
 	u32 maximum;
 	u32 alignment;
 	u32 address_length;
 };

 struct aml_resource_fixed_memory32 {
 	AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
 	u32 address;
 	u32 address_length;
 };

 #define AML_RESOURCE_ADDRESS_COMMON \
 	u8                                  resource_type; \
 	u8                                  flags; \
 	u8                                  specific_flags;

 struct aml_resource_address {
 AML_RESOURCE_LARGE_HEADER_COMMON AML_RESOURCE_ADDRESS_COMMON};

 struct aml_resource_extended_address64 {
 	AML_RESOURCE_LARGE_HEADER_COMMON
 	    AML_RESOURCE_ADDRESS_COMMON u8 revision_iD;
 	u8 reserved;
 	u64 granularity;
 	u64 minimum;
 	u64 maximum;
 	u64 translation_offset;
 	u64 address_length;
 	u64 type_specific;
 };

 #define AML_RESOURCE_EXTENDED_ADDRESS_REVISION          1	/* ACPI 3.0 */

 struct aml_resource_address64 {
 	AML_RESOURCE_LARGE_HEADER_COMMON
 	    AML_RESOURCE_ADDRESS_COMMON u64 granularity;
 	u64 minimum;
 	u64 maximum;
 	u64 translation_offset;
 	u64 address_length;
 };

 struct aml_resource_address32 {
 	AML_RESOURCE_LARGE_HEADER_COMMON
 	    AML_RESOURCE_ADDRESS_COMMON u32 granularity;
 	u32 minimum;
 	u32 maximum;
 	u32 translation_offset;
 	u32 address_length;
 };

 struct aml_resource_address16 {
 	AML_RESOURCE_LARGE_HEADER_COMMON
 	    AML_RESOURCE_ADDRESS_COMMON u16 granularity;
 	u16 minimum;
 	u16 maximum;
 	u16 translation_offset;
 	u16 address_length;
 };

 struct aml_resource_extended_irq {
 	AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
 	u8 interrupt_count;
 	u32 interrupts[1];
 	/* res_source_index, res_source optional fields follow */
 };

 struct aml_resource_generic_register {
 	AML_RESOURCE_LARGE_HEADER_COMMON u8 address_space_id;
 	u8 bit_width;
 	u8 bit_offset;
 	u8 access_size;		/* ACPI 3.0, was previously Reserved */
 	u64 address;
 };

 /* restore default alignment */

 #pragma pack()

 /* Union of all resource descriptors, so we can allocate the worst case */

 union aml_resource {
 	/* Descriptor headers */

 	u8 descriptor_type;
 	struct aml_resource_small_header small_header;
 	struct aml_resource_large_header large_header;

 	/* Small resource descriptors */

 	struct aml_resource_irq irq;
 	struct aml_resource_dma dma;
 	struct aml_resource_start_dependent start_dpf;
 	struct aml_resource_end_dependent end_dpf;
 	struct aml_resource_io io;
 	struct aml_resource_fixed_io fixed_io;
 	struct aml_resource_vendor_small vendor_small;
 	struct aml_resource_end_tag end_tag;

 	/* Large resource descriptors */

 	struct aml_resource_memory24 memory24;
 	struct aml_resource_generic_register generic_reg;
 	struct aml_resource_vendor_large vendor_large;
 	struct aml_resource_memory32 memory32;
 	struct aml_resource_fixed_memory32 fixed_memory32;
 	struct aml_resource_address16 address16;
 	struct aml_resource_address32 address32;
 	struct aml_resource_address64 address64;
 	struct aml_resource_extended_address64 ext_address64;
 	struct aml_resource_extended_irq extended_irq;

 	/* Utility overlays */

 	struct aml_resource_address address;
 	u32 u32_item;
 	u16 u16_item;
 	u8 U8item;
 };

 #endif

	/******************************************************************************
	*
	* Module Name: amlresrc.h - AML resource descriptors
	*
	*****************************************************************************/

	/*
	* Copyright (C) 2000 - 2006, R. Byron Moore
	* All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	* 1. Redistributions of source code must retain the above copyright
	* notice, this list of conditions, and the following disclaimer,
	* without modification.
	* 2. Redistributions in binary form must reproduce at minimum a disclaimer
	* substantially similar to the "NO WARRANTY" disclaimer below
	* ("Disclaimer") and any redistribution must be conditioned upon
	* including a substantially similar Disclaimer requirement for further
	* binary redistribution.
	* 3. Neither the names of the above-listed copyright holders nor the names
	* of any contributors may be used to endorse or promote products derived
	* from this software without specific prior written permission.
	*
	* Alternatively, this software may be distributed under the terms of the
	* GNU General Public License ("GPL") version 2 as published by the Free
	* Software Foundation.
	*
	* NO WARRANTY
	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
	* HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
	*/

	#ifndef __AMLRESRC_H
	#define __AMLRESRC_H

	#define ACPI_RESTAG_ADDRESS "_ADR"
	#define ACPI_RESTAG_ALIGNMENT "_ALN"
	#define ACPI_RESTAG_ADDRESSSPACE "_ASI"
	#define ACPI_RESTAG_ACCESSSIZE "_ASZ"
	#define ACPI_RESTAG_TYPESPECIFICATTRIBUTES "_ATT"
	#define ACPI_RESTAG_BASEADDRESS "_BAS"
	#define ACPI_RESTAG_BUSMASTER "_BM_" /* Master(1), Slave(0) */
	#define ACPI_RESTAG_DECODE "_DEC"
	#define ACPI_RESTAG_DMA "_DMA"
	#define ACPI_RESTAG_DMATYPE "_TYP" /* Compatible(0), A(1), B(2), F(3) */
	#define ACPI_RESTAG_GRANULARITY "_GRA"
	#define ACPI_RESTAG_INTERRUPT "_INT"
	#define ACPI_RESTAG_INTERRUPTLEVEL "_LL_" /* active_lo(1), active_hi(0) */
	#define ACPI_RESTAG_INTERRUPTSHARE "_SHR" /* Shareable(1), no_share(0) */
	#define ACPI_RESTAG_INTERRUPTTYPE "_HE_" /* Edge(1), Level(0) */
	#define ACPI_RESTAG_LENGTH "_LEN"
	#define ACPI_RESTAG_MEMATTRIBUTES "_MTP" /* Memory(0), Reserved(1), ACPI(2), NVS(3) */
	#define ACPI_RESTAG_MEMTYPE "_MEM" /* non_cache(0), Cacheable(1) Cache+combine(2), Cache+prefetch(3) */
	#define ACPI_RESTAG_MAXADDR "_MAX"
	#define ACPI_RESTAG_MINADDR "_MIN"
	#define ACPI_RESTAG_MAXTYPE "_MAF"
	#define ACPI_RESTAG_MINTYPE "_MIF"
	#define ACPI_RESTAG_REGISTERBITOFFSET "_RBO"
	#define ACPI_RESTAG_REGISTERBITWIDTH "_RBW"
	#define ACPI_RESTAG_RANGETYPE "_RNG"
	#define ACPI_RESTAG_READWRITETYPE "_RW_" /* read_only(0), Writeable (1) */
	#define ACPI_RESTAG_TRANSLATION "_TRA"
	#define ACPI_RESTAG_TRANSTYPE "_TRS" /* Sparse(1), Dense(0) */
	#define ACPI_RESTAG_TYPE "_TTP" /* Translation(1), Static (0) */
	#define ACPI_RESTAG_XFERTYPE "_SIz" /* 8(0), 8_and16(1), 16(2) */

	/* Default sizes for "small" resource descriptors */

	#define ASL_RDESC_IRQ_SIZE 0x02
	#define ASL_RDESC_DMA_SIZE 0x02
	#define ASL_RDESC_ST_DEPEND_SIZE 0x00
	#define ASL_RDESC_END_DEPEND_SIZE 0x00
	#define ASL_RDESC_IO_SIZE 0x07
	#define ASL_RDESC_FIXED_IO_SIZE 0x03
	#define ASL_RDESC_END_TAG_SIZE 0x01

	struct asl_resource_node {
	u32 buffer_length;
	void *buffer;
	struct asl_resource_node *next;
	};

	/* Macros used to generate AML resource length fields */

	#define ACPI_AML_SIZE_LARGE(r) (sizeof (r) - sizeof (struct aml_resource_large_header))
	#define ACPI_AML_SIZE_SMALL(r) (sizeof (r) - sizeof (struct aml_resource_small_header))

	/*
	* Resource descriptors defined in the ACPI specification.
	*
	* Packing/alignment must be BYTE because these descriptors
	* are used to overlay the raw AML byte stream.
	*/
	#pragma pack(1)

	/*
	* SMALL descriptors
	*/
	#define AML_RESOURCE_SMALL_HEADER_COMMON \
	u8 descriptor_type;

	struct aml_resource_small_header {
	AML_RESOURCE_SMALL_HEADER_COMMON};

	struct aml_resource_irq {
	AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
	u8 flags;
	};

	struct aml_resource_irq_noflags {
	AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
	};

	struct aml_resource_dma {
	AML_RESOURCE_SMALL_HEADER_COMMON u8 dma_channel_mask;
	u8 flags;
	};

	struct aml_resource_start_dependent {
	AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
	};

	struct aml_resource_start_dependent_noprio {
	AML_RESOURCE_SMALL_HEADER_COMMON};

	struct aml_resource_end_dependent {
	AML_RESOURCE_SMALL_HEADER_COMMON};

	struct aml_resource_io {
	AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
	u16 minimum;
	u16 maximum;
	u8 alignment;
	u8 address_length;
	};

	struct aml_resource_fixed_io {
	AML_RESOURCE_SMALL_HEADER_COMMON u16 address;
	u8 address_length;
	};

	struct aml_resource_vendor_small {
	AML_RESOURCE_SMALL_HEADER_COMMON};

	struct aml_resource_end_tag {
	AML_RESOURCE_SMALL_HEADER_COMMON u8 checksum;
	};

	/*
	* LARGE descriptors
	*/
	#define AML_RESOURCE_LARGE_HEADER_COMMON \
	u8 descriptor_type;\
	u16 resource_length;

	struct aml_resource_large_header {
	AML_RESOURCE_LARGE_HEADER_COMMON};

	struct aml_resource_memory24 {
	AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
	u16 minimum;
	u16 maximum;
	u16 alignment;
	u16 address_length;
	};

	struct aml_resource_vendor_large {
	AML_RESOURCE_LARGE_HEADER_COMMON};

	struct aml_resource_memory32 {
	AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
	u32 minimum;
	u32 maximum;
	u32 alignment;
	u32 address_length;
	};

	struct aml_resource_fixed_memory32 {
	AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
	u32 address;
	u32 address_length;
	};

	#define AML_RESOURCE_ADDRESS_COMMON \
	u8 resource_type; \
	u8 flags; \
	u8 specific_flags;

	struct aml_resource_address {
	AML_RESOURCE_LARGE_HEADER_COMMON AML_RESOURCE_ADDRESS_COMMON};

	struct aml_resource_extended_address64 {
	AML_RESOURCE_LARGE_HEADER_COMMON
	AML_RESOURCE_ADDRESS_COMMON u8 revision_iD;
	u8 reserved;
	u64 granularity;
	u64 minimum;
	u64 maximum;
	u64 translation_offset;
	u64 address_length;
	u64 type_specific;
	};

	#define AML_RESOURCE_EXTENDED_ADDRESS_REVISION 1 /* ACPI 3.0 */

	struct aml_resource_address64 {
	AML_RESOURCE_LARGE_HEADER_COMMON
	AML_RESOURCE_ADDRESS_COMMON u64 granularity;
	u64 minimum;
	u64 maximum;
	u64 translation_offset;
	u64 address_length;
	};

	struct aml_resource_address32 {
	AML_RESOURCE_LARGE_HEADER_COMMON
	AML_RESOURCE_ADDRESS_COMMON u32 granularity;
	u32 minimum;
	u32 maximum;
	u32 translation_offset;
	u32 address_length;
	};

	struct aml_resource_address16 {
	AML_RESOURCE_LARGE_HEADER_COMMON
	AML_RESOURCE_ADDRESS_COMMON u16 granularity;
	u16 minimum;
	u16 maximum;
	u16 translation_offset;
	u16 address_length;
	};

	struct aml_resource_extended_irq {
	AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
	u8 interrupt_count;
	u32 interrupts[1];
	/* res_source_index, res_source optional fields follow */
	};

	struct aml_resource_generic_register {
	AML_RESOURCE_LARGE_HEADER_COMMON u8 address_space_id;
	u8 bit_width;
	u8 bit_offset;
	u8 access_size; /* ACPI 3.0, was previously Reserved */
	u64 address;
	};

	/* restore default alignment */

	#pragma pack()

	/* Union of all resource descriptors, so we can allocate the worst case */

	union aml_resource {
	/* Descriptor headers */

	u8 descriptor_type;
	struct aml_resource_small_header small_header;
	struct aml_resource_large_header large_header;

	/* Small resource descriptors */

	struct aml_resource_irq irq;
	struct aml_resource_dma dma;
	struct aml_resource_start_dependent start_dpf;
	struct aml_resource_end_dependent end_dpf;
	struct aml_resource_io io;
	struct aml_resource_fixed_io fixed_io;
	struct aml_resource_vendor_small vendor_small;
	struct aml_resource_end_tag end_tag;

	/* Large resource descriptors */

	struct aml_resource_memory24 memory24;
	struct aml_resource_generic_register generic_reg;
	struct aml_resource_vendor_large vendor_large;
	struct aml_resource_memory32 memory32;
	struct aml_resource_fixed_memory32 fixed_memory32;
	struct aml_resource_address16 address16;
	struct aml_resource_address32 address32;
	struct aml_resource_address64 address64;
	struct aml_resource_extended_address64 ext_address64;
	struct aml_resource_extended_irq extended_irq;

	/* Utility overlays */

	struct aml_resource_address address;
	u32 u32_item;
	u16 u16_item;
	u8 U8item;
	};

	#endif