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b4e104eaeb
Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
406 lines
11 KiB
C
406 lines
11 KiB
C
/******************************************************************************
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*
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* Name: acrestyp.h - Defines, types, and structures for resource descriptors
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*
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*****************************************************************************/
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/*
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* Copyright (C) 2000 - 2011, Intel Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*/
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#ifndef __ACRESTYP_H__
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#define __ACRESTYP_H__
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/*
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* Definitions for Resource Attributes
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*/
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typedef u16 acpi_rs_length; /* Resource Length field is fixed at 16 bits */
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typedef u32 acpi_rsdesc_size; /* Max Resource Descriptor size is (Length+3) = (64_k-1)+3 */
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/*
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* Memory Attributes
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*/
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#define ACPI_READ_ONLY_MEMORY (u8) 0x00
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#define ACPI_READ_WRITE_MEMORY (u8) 0x01
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#define ACPI_NON_CACHEABLE_MEMORY (u8) 0x00
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#define ACPI_CACHABLE_MEMORY (u8) 0x01
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#define ACPI_WRITE_COMBINING_MEMORY (u8) 0x02
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#define ACPI_PREFETCHABLE_MEMORY (u8) 0x03
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/*
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* IO Attributes
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* The ISA IO ranges are: n000-n0_fFh, n400-n4_fFh, n800-n8_fFh, n_c00-n_cFFh.
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* The non-ISA IO ranges are: n100-n3_fFh, n500-n7_fFh, n900-n_bFFh, n_cd0-n_fFFh.
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*/
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#define ACPI_NON_ISA_ONLY_RANGES (u8) 0x01
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#define ACPI_ISA_ONLY_RANGES (u8) 0x02
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#define ACPI_ENTIRE_RANGE (ACPI_NON_ISA_ONLY_RANGES | ACPI_ISA_ONLY_RANGES)
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/* Type of translation - 1=Sparse, 0=Dense */
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#define ACPI_SPARSE_TRANSLATION (u8) 0x01
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/*
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* IO Port Descriptor Decode
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*/
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#define ACPI_DECODE_10 (u8) 0x00 /* 10-bit IO address decode */
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#define ACPI_DECODE_16 (u8) 0x01 /* 16-bit IO address decode */
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/*
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* IRQ Attributes
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*/
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#define ACPI_LEVEL_SENSITIVE (u8) 0x00
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#define ACPI_EDGE_SENSITIVE (u8) 0x01
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#define ACPI_ACTIVE_HIGH (u8) 0x00
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#define ACPI_ACTIVE_LOW (u8) 0x01
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#define ACPI_EXCLUSIVE (u8) 0x00
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#define ACPI_SHARED (u8) 0x01
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/*
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* DMA Attributes
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*/
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#define ACPI_COMPATIBILITY (u8) 0x00
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#define ACPI_TYPE_A (u8) 0x01
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#define ACPI_TYPE_B (u8) 0x02
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#define ACPI_TYPE_F (u8) 0x03
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#define ACPI_NOT_BUS_MASTER (u8) 0x00
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#define ACPI_BUS_MASTER (u8) 0x01
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#define ACPI_TRANSFER_8 (u8) 0x00
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#define ACPI_TRANSFER_8_16 (u8) 0x01
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#define ACPI_TRANSFER_16 (u8) 0x02
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/*
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* Start Dependent Functions Priority definitions
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*/
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#define ACPI_GOOD_CONFIGURATION (u8) 0x00
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#define ACPI_ACCEPTABLE_CONFIGURATION (u8) 0x01
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#define ACPI_SUB_OPTIMAL_CONFIGURATION (u8) 0x02
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/*
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* 16, 32 and 64-bit Address Descriptor resource types
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*/
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#define ACPI_MEMORY_RANGE (u8) 0x00
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#define ACPI_IO_RANGE (u8) 0x01
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#define ACPI_BUS_NUMBER_RANGE (u8) 0x02
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#define ACPI_ADDRESS_NOT_FIXED (u8) 0x00
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#define ACPI_ADDRESS_FIXED (u8) 0x01
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#define ACPI_POS_DECODE (u8) 0x00
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#define ACPI_SUB_DECODE (u8) 0x01
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#define ACPI_PRODUCER (u8) 0x00
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#define ACPI_CONSUMER (u8) 0x01
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/*
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* If possible, pack the following structures to byte alignment
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*/
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#ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
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#pragma pack(1)
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#endif
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/* UUID data structures for use in vendor-defined resource descriptors */
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struct acpi_uuid {
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u8 data[ACPI_UUID_LENGTH];
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};
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struct acpi_vendor_uuid {
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u8 subtype;
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u8 data[ACPI_UUID_LENGTH];
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};
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/*
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* Structures used to describe device resources
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*/
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struct acpi_resource_irq {
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u8 descriptor_length;
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u8 triggering;
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u8 polarity;
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u8 sharable;
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u8 interrupt_count;
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u8 interrupts[1];
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};
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struct acpi_resource_dma {
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u8 type;
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u8 bus_master;
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u8 transfer;
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u8 channel_count;
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u8 channels[1];
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};
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struct acpi_resource_start_dependent {
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u8 descriptor_length;
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u8 compatibility_priority;
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u8 performance_robustness;
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};
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/*
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* The END_DEPENDENT_FUNCTIONS_RESOURCE struct is not
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* needed because it has no fields
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*/
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struct acpi_resource_io {
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u8 io_decode;
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u8 alignment;
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u8 address_length;
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u16 minimum;
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u16 maximum;
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};
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struct acpi_resource_fixed_io {
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u16 address;
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u8 address_length;
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};
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struct acpi_resource_vendor {
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u16 byte_length;
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u8 byte_data[1];
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};
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/* Vendor resource with UUID info (introduced in ACPI 3.0) */
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struct acpi_resource_vendor_typed {
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u16 byte_length;
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u8 uuid_subtype;
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u8 uuid[ACPI_UUID_LENGTH];
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u8 byte_data[1];
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};
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struct acpi_resource_end_tag {
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u8 checksum;
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};
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struct acpi_resource_memory24 {
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u8 write_protect;
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u16 minimum;
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u16 maximum;
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u16 alignment;
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u16 address_length;
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};
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struct acpi_resource_memory32 {
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u8 write_protect;
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u32 minimum;
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u32 maximum;
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u32 alignment;
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u32 address_length;
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};
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struct acpi_resource_fixed_memory32 {
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u8 write_protect;
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u32 address;
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u32 address_length;
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};
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struct acpi_memory_attribute {
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u8 write_protect;
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u8 caching;
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u8 range_type;
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u8 translation;
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};
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struct acpi_io_attribute {
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u8 range_type;
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u8 translation;
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u8 translation_type;
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u8 reserved1;
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};
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union acpi_resource_attribute {
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struct acpi_memory_attribute mem;
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struct acpi_io_attribute io;
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/* Used for the *word_space macros */
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u8 type_specific;
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};
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struct acpi_resource_source {
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u8 index;
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u16 string_length;
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char *string_ptr;
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};
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/* Fields common to all address descriptors, 16/32/64 bit */
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#define ACPI_RESOURCE_ADDRESS_COMMON \
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u8 resource_type; \
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u8 producer_consumer; \
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u8 decode; \
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u8 min_address_fixed; \
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u8 max_address_fixed; \
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union acpi_resource_attribute info;
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struct acpi_resource_address {
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ACPI_RESOURCE_ADDRESS_COMMON};
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struct acpi_resource_address16 {
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ACPI_RESOURCE_ADDRESS_COMMON u16 granularity;
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u16 minimum;
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u16 maximum;
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u16 translation_offset;
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u16 address_length;
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struct acpi_resource_source resource_source;
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};
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struct acpi_resource_address32 {
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ACPI_RESOURCE_ADDRESS_COMMON u32 granularity;
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u32 minimum;
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u32 maximum;
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u32 translation_offset;
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u32 address_length;
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struct acpi_resource_source resource_source;
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};
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struct acpi_resource_address64 {
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ACPI_RESOURCE_ADDRESS_COMMON u64 granularity;
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u64 minimum;
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u64 maximum;
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u64 translation_offset;
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u64 address_length;
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struct acpi_resource_source resource_source;
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};
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struct acpi_resource_extended_address64 {
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ACPI_RESOURCE_ADDRESS_COMMON u8 revision_iD;
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u64 granularity;
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u64 minimum;
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u64 maximum;
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u64 translation_offset;
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u64 address_length;
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u64 type_specific;
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};
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struct acpi_resource_extended_irq {
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u8 producer_consumer;
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u8 triggering;
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u8 polarity;
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u8 sharable;
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u8 interrupt_count;
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struct acpi_resource_source resource_source;
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u32 interrupts[1];
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};
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struct acpi_resource_generic_register {
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u8 space_id;
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u8 bit_width;
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u8 bit_offset;
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u8 access_size;
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u64 address;
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};
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/* ACPI_RESOURCE_TYPEs */
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#define ACPI_RESOURCE_TYPE_IRQ 0
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#define ACPI_RESOURCE_TYPE_DMA 1
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#define ACPI_RESOURCE_TYPE_START_DEPENDENT 2
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#define ACPI_RESOURCE_TYPE_END_DEPENDENT 3
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#define ACPI_RESOURCE_TYPE_IO 4
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#define ACPI_RESOURCE_TYPE_FIXED_IO 5
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#define ACPI_RESOURCE_TYPE_VENDOR 6
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#define ACPI_RESOURCE_TYPE_END_TAG 7
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#define ACPI_RESOURCE_TYPE_MEMORY24 8
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#define ACPI_RESOURCE_TYPE_MEMORY32 9
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#define ACPI_RESOURCE_TYPE_FIXED_MEMORY32 10
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#define ACPI_RESOURCE_TYPE_ADDRESS16 11
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#define ACPI_RESOURCE_TYPE_ADDRESS32 12
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#define ACPI_RESOURCE_TYPE_ADDRESS64 13
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#define ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 14 /* ACPI 3.0 */
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#define ACPI_RESOURCE_TYPE_EXTENDED_IRQ 15
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#define ACPI_RESOURCE_TYPE_GENERIC_REGISTER 16
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#define ACPI_RESOURCE_TYPE_MAX 16
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/* Master union for resource descriptors */
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union acpi_resource_data {
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struct acpi_resource_irq irq;
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struct acpi_resource_dma dma;
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struct acpi_resource_start_dependent start_dpf;
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struct acpi_resource_io io;
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struct acpi_resource_fixed_io fixed_io;
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struct acpi_resource_vendor vendor;
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struct acpi_resource_vendor_typed vendor_typed;
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struct acpi_resource_end_tag end_tag;
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struct acpi_resource_memory24 memory24;
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struct acpi_resource_memory32 memory32;
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struct acpi_resource_fixed_memory32 fixed_memory32;
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struct acpi_resource_address16 address16;
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struct acpi_resource_address32 address32;
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struct acpi_resource_address64 address64;
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struct acpi_resource_extended_address64 ext_address64;
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struct acpi_resource_extended_irq extended_irq;
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struct acpi_resource_generic_register generic_reg;
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/* Common fields */
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struct acpi_resource_address address; /* Common 16/32/64 address fields */
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};
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/* Common resource header */
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struct acpi_resource {
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u32 type;
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u32 length;
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union acpi_resource_data data;
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};
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/* restore default alignment */
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#pragma pack()
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#define ACPI_RS_SIZE_NO_DATA 8 /* Id + Length fields */
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#define ACPI_RS_SIZE_MIN (u32) ACPI_ROUND_UP_TO_NATIVE_WORD (12)
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#define ACPI_RS_SIZE(type) (u32) (ACPI_RS_SIZE_NO_DATA + sizeof (type))
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#define ACPI_NEXT_RESOURCE(res) (struct acpi_resource *)((u8 *) res + res->length)
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struct acpi_pci_routing_table {
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u32 length;
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u32 pin;
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u64 address; /* here for 64-bit alignment */
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u32 source_index;
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char source[4]; /* pad to 64 bits so sizeof() works in all cases */
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};
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#endif /* __ACRESTYP_H__ */
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