mirror of
https://github.com/torvalds/linux.git
synced 2024-11-23 20:51:44 +00:00
312 lines
9.7 KiB
C
312 lines
9.7 KiB
C
|
|
/******************************************************************************
|
|
*
|
|
* Module Name: amlresrc.h - AML resource descriptors
|
|
*
|
|
*****************************************************************************/
|
|
|
|
/*
|
|
* Copyright (C) 2000 - 2008, Intel Corp.
|
|
* 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.
|
|
*/
|
|
|
|
/* acpisrc:struct_defs -- for acpisrc conversion */
|
|
|
|
#ifndef __AMLRESRC_H
|
|
#define __AMLRESRC_H
|
|
|
|
/*
|
|
* Resource descriptor tags, as defined in the ACPI specification.
|
|
* Used to symbolically reference fields within a descriptor.
|
|
*/
|
|
#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 dword_item;
|
|
u16 word_item;
|
|
u8 byte_item;
|
|
};
|
|
|
|
#endif
|