a8357b0c95
Add 2010 copyright to all module headers and signons, including the Linux header. This affects virtually every file in the ACPICA core subsystem, iASL compiler, and all utilities. 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>
382 lines
12 KiB
C
382 lines
12 KiB
C
/*******************************************************************************
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*
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* Module Name: rsaddr - Address resource descriptors (16/32/64)
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*
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******************************************************************************/
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/*
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* Copyright (C) 2000 - 2010, 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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#include <acpi/acpi.h>
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#include "accommon.h"
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#include "acresrc.h"
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#define _COMPONENT ACPI_RESOURCES
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ACPI_MODULE_NAME("rsaddr")
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/*******************************************************************************
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*
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* acpi_rs_convert_address16 - All WORD (16-bit) address resources
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*
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******************************************************************************/
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struct acpi_rsconvert_info acpi_rs_convert_address16[5] = {
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{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS16,
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ACPI_RS_SIZE(struct acpi_resource_address16),
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ACPI_RSC_TABLE_SIZE(acpi_rs_convert_address16)},
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{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS16,
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sizeof(struct aml_resource_address16),
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0},
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/* Resource Type, General Flags, and Type-Specific Flags */
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{ACPI_RSC_ADDRESS, 0, 0, 0},
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/*
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* These fields are contiguous in both the source and destination:
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* Address Granularity
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* Address Range Minimum
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* Address Range Maximum
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* Address Translation Offset
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* Address Length
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*/
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{ACPI_RSC_MOVE16, ACPI_RS_OFFSET(data.address16.granularity),
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AML_OFFSET(address16.granularity),
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5},
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/* Optional resource_source (Index and String) */
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{ACPI_RSC_SOURCE, ACPI_RS_OFFSET(data.address16.resource_source),
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0,
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sizeof(struct aml_resource_address16)}
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};
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/*******************************************************************************
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*
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* acpi_rs_convert_address32 - All DWORD (32-bit) address resources
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*
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******************************************************************************/
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struct acpi_rsconvert_info acpi_rs_convert_address32[5] = {
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{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS32,
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ACPI_RS_SIZE(struct acpi_resource_address32),
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ACPI_RSC_TABLE_SIZE(acpi_rs_convert_address32)},
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{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS32,
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sizeof(struct aml_resource_address32),
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0},
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/* Resource Type, General Flags, and Type-Specific Flags */
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{ACPI_RSC_ADDRESS, 0, 0, 0},
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/*
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* These fields are contiguous in both the source and destination:
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* Address Granularity
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* Address Range Minimum
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* Address Range Maximum
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* Address Translation Offset
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* Address Length
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*/
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{ACPI_RSC_MOVE32, ACPI_RS_OFFSET(data.address32.granularity),
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AML_OFFSET(address32.granularity),
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5},
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/* Optional resource_source (Index and String) */
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{ACPI_RSC_SOURCE, ACPI_RS_OFFSET(data.address32.resource_source),
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0,
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sizeof(struct aml_resource_address32)}
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};
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/*******************************************************************************
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*
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* acpi_rs_convert_address64 - All QWORD (64-bit) address resources
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*
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******************************************************************************/
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struct acpi_rsconvert_info acpi_rs_convert_address64[5] = {
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{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS64,
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ACPI_RS_SIZE(struct acpi_resource_address64),
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ACPI_RSC_TABLE_SIZE(acpi_rs_convert_address64)},
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{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS64,
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sizeof(struct aml_resource_address64),
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0},
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/* Resource Type, General Flags, and Type-Specific Flags */
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{ACPI_RSC_ADDRESS, 0, 0, 0},
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/*
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* These fields are contiguous in both the source and destination:
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* Address Granularity
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* Address Range Minimum
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* Address Range Maximum
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* Address Translation Offset
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* Address Length
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*/
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{ACPI_RSC_MOVE64, ACPI_RS_OFFSET(data.address64.granularity),
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AML_OFFSET(address64.granularity),
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5},
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/* Optional resource_source (Index and String) */
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{ACPI_RSC_SOURCE, ACPI_RS_OFFSET(data.address64.resource_source),
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0,
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sizeof(struct aml_resource_address64)}
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};
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/*******************************************************************************
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*
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* acpi_rs_convert_ext_address64 - All Extended (64-bit) address resources
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*
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******************************************************************************/
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struct acpi_rsconvert_info acpi_rs_convert_ext_address64[5] = {
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{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64,
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ACPI_RS_SIZE(struct acpi_resource_extended_address64),
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ACPI_RSC_TABLE_SIZE(acpi_rs_convert_ext_address64)},
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{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64,
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sizeof(struct aml_resource_extended_address64),
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0},
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/* Resource Type, General Flags, and Type-Specific Flags */
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{ACPI_RSC_ADDRESS, 0, 0, 0},
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/* Revision ID */
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{ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.ext_address64.revision_iD),
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AML_OFFSET(ext_address64.revision_iD),
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1},
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/*
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* These fields are contiguous in both the source and destination:
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* Address Granularity
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* Address Range Minimum
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* Address Range Maximum
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* Address Translation Offset
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* Address Length
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* Type-Specific Attribute
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*/
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{ACPI_RSC_MOVE64, ACPI_RS_OFFSET(data.ext_address64.granularity),
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AML_OFFSET(ext_address64.granularity),
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6}
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};
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/*******************************************************************************
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*
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* acpi_rs_convert_general_flags - Flags common to all address descriptors
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*
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******************************************************************************/
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static struct acpi_rsconvert_info acpi_rs_convert_general_flags[6] = {
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{ACPI_RSC_FLAGINIT, 0, AML_OFFSET(address.flags),
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ACPI_RSC_TABLE_SIZE(acpi_rs_convert_general_flags)},
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/* Resource Type (Memory, Io, bus_number, etc.) */
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{ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.address.resource_type),
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AML_OFFSET(address.resource_type),
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1},
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/* General Flags - Consume, Decode, min_fixed, max_fixed */
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.producer_consumer),
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AML_OFFSET(address.flags),
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0},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.decode),
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AML_OFFSET(address.flags),
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1},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.min_address_fixed),
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AML_OFFSET(address.flags),
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2},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.max_address_fixed),
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AML_OFFSET(address.flags),
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3}
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};
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/*******************************************************************************
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*
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* acpi_rs_convert_mem_flags - Flags common to Memory address descriptors
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*
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******************************************************************************/
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static struct acpi_rsconvert_info acpi_rs_convert_mem_flags[5] = {
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{ACPI_RSC_FLAGINIT, 0, AML_OFFSET(address.specific_flags),
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ACPI_RSC_TABLE_SIZE(acpi_rs_convert_mem_flags)},
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/* Memory-specific flags */
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.write_protect),
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AML_OFFSET(address.specific_flags),
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0},
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{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.caching),
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AML_OFFSET(address.specific_flags),
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1},
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{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.range_type),
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AML_OFFSET(address.specific_flags),
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3},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.translation),
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AML_OFFSET(address.specific_flags),
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5}
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};
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/*******************************************************************************
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*
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* acpi_rs_convert_io_flags - Flags common to I/O address descriptors
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*
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******************************************************************************/
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static struct acpi_rsconvert_info acpi_rs_convert_io_flags[4] = {
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{ACPI_RSC_FLAGINIT, 0, AML_OFFSET(address.specific_flags),
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ACPI_RSC_TABLE_SIZE(acpi_rs_convert_io_flags)},
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/* I/O-specific flags */
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{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.address.info.io.range_type),
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AML_OFFSET(address.specific_flags),
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0},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.io.translation),
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AML_OFFSET(address.specific_flags),
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4},
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{ACPI_RSC_1BITFLAG,
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ACPI_RS_OFFSET(data.address.info.io.translation_type),
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AML_OFFSET(address.specific_flags),
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5}
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};
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/*******************************************************************************
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*
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* FUNCTION: acpi_rs_get_address_common
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*
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* PARAMETERS: Resource - Pointer to the internal resource struct
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* Aml - Pointer to the AML resource descriptor
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*
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* RETURN: TRUE if the resource_type field is OK, FALSE otherwise
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*
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* DESCRIPTION: Convert common flag fields from a raw AML resource descriptor
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* to an internal resource descriptor
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*
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******************************************************************************/
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u8
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acpi_rs_get_address_common(struct acpi_resource *resource,
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union aml_resource *aml)
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{
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ACPI_FUNCTION_ENTRY();
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/* Validate the Resource Type */
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if ((aml->address.resource_type > 2)
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&& (aml->address.resource_type < 0xC0)) {
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return (FALSE);
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}
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/* Get the Resource Type and General Flags */
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(void)acpi_rs_convert_aml_to_resource(resource, aml,
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acpi_rs_convert_general_flags);
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/* Get the Type-Specific Flags (Memory and I/O descriptors only) */
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if (resource->data.address.resource_type == ACPI_MEMORY_RANGE) {
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(void)acpi_rs_convert_aml_to_resource(resource, aml,
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acpi_rs_convert_mem_flags);
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} else if (resource->data.address.resource_type == ACPI_IO_RANGE) {
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(void)acpi_rs_convert_aml_to_resource(resource, aml,
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acpi_rs_convert_io_flags);
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} else {
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/* Generic resource type, just grab the type_specific byte */
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resource->data.address.info.type_specific =
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aml->address.specific_flags;
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}
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return (TRUE);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_rs_set_address_common
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*
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* PARAMETERS: Aml - Pointer to the AML resource descriptor
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* Resource - Pointer to the internal resource struct
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*
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* RETURN: None
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*
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* DESCRIPTION: Convert common flag fields from a resource descriptor to an
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* AML descriptor
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*
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******************************************************************************/
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void
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acpi_rs_set_address_common(union aml_resource *aml,
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struct acpi_resource *resource)
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{
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ACPI_FUNCTION_ENTRY();
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/* Set the Resource Type and General Flags */
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(void)acpi_rs_convert_resource_to_aml(resource, aml,
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acpi_rs_convert_general_flags);
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/* Set the Type-Specific Flags (Memory and I/O descriptors only) */
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if (resource->data.address.resource_type == ACPI_MEMORY_RANGE) {
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(void)acpi_rs_convert_resource_to_aml(resource, aml,
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acpi_rs_convert_mem_flags);
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} else if (resource->data.address.resource_type == ACPI_IO_RANGE) {
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(void)acpi_rs_convert_resource_to_aml(resource, aml,
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acpi_rs_convert_io_flags);
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} else {
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/* Generic resource type, just copy the type_specific byte */
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aml->address.specific_flags =
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resource->data.address.info.type_specific;
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}
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}
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