/******************************************************************************* * * Module Name: dmresrc.c - Resource Descriptor disassembly * $Revision: 7 $ * ******************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2003, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ /* $DragonFly: src/sys/contrib/dev/acpica/Attic/dmresrc.c,v 1.1 2003/09/24 03:32:15 drhodus Exp $ */ #include "acpi.h" #include "amlcode.h" #include "acdisasm.h" #ifdef ACPI_DISASSEMBLER #define _COMPONENT ACPI_CA_DEBUGGER ACPI_MODULE_NAME ("dbresrc") /******************************************************************************* * * FUNCTION: AcpiDmBitList * * PARAMETERS: Mask - 16-bit value corresponding to 16 interrupt * or DMA values * * RETURN: None * * DESCRIPTION: Dump a bit mask as a list of individual interrupt/dma levels. * ******************************************************************************/ void AcpiDmBitList ( UINT16 Mask) { UINT32 i; BOOLEAN Previous = FALSE; /* Open the initializer list */ AcpiOsPrintf (") {"); /* Examine each bit */ for (i = 0; i < 16; i++) { /* Only interested in bits that are set to 1 */ if (Mask & 1) { if (Previous) { AcpiOsPrintf (","); } Previous = TRUE; AcpiOsPrintf ("%d", i); } Mask >>= 1; } /* Close list */ AcpiOsPrintf ("}\n"); } /******************************************************************************* * * FUNCTION: AcpiDmResourceDescriptor * * PARAMETERS: Info - Curent parse tree walk info * ByteData - Pointer to the byte list data * ByteCount - Length of the byte list * * RETURN: None * * DESCRIPTION: Dump the contents of one ResourceTemplate descriptor. * ******************************************************************************/ void AcpiDmResourceDescriptor ( ACPI_OP_WALK_INFO *Info, UINT8 *ByteData, UINT32 ByteCount) { ACPI_NATIVE_UINT CurrentByteOffset; UINT8 CurrentByte; UINT8 DescriptorId; UINT32 Length; void *DescriptorBody; UINT32 Level; BOOLEAN DependentFns = FALSE; Level = Info->Level; for (CurrentByteOffset = 0; CurrentByteOffset < ByteCount; ) { CurrentByte = ByteData[CurrentByteOffset]; DescriptorBody = &ByteData[CurrentByteOffset]; if (CurrentByte & ACPI_RDESC_TYPE_LARGE) { DescriptorId = CurrentByte; Length = (* (ACPI_CAST_PTR (UINT16, &ByteData[CurrentByteOffset + 1]))); CurrentByteOffset += 3; } else { DescriptorId = (UINT8) (CurrentByte & 0xF8); Length = (ByteData[CurrentByteOffset] & 0x7); CurrentByteOffset += 1; } CurrentByteOffset += (ACPI_NATIVE_UINT) Length; /* Determine type of resource */ switch (DescriptorId) { /* * "Small" type descriptors */ case ACPI_RDESC_TYPE_IRQ_FORMAT: AcpiDmIrqDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_DMA_FORMAT: AcpiDmDmaDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_START_DEPENDENT: /* Finish a previous StartDependentFns */ if (DependentFns) { Level--; AcpiDmIndent (Level); AcpiOsPrintf ("}\n"); } AcpiDmStartDependentDescriptor (DescriptorBody, Length, Level); DependentFns = TRUE; Level++; break; case ACPI_RDESC_TYPE_END_DEPENDENT: Level--; DependentFns = FALSE; AcpiDmEndDependentDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_IO_PORT: AcpiDmIoDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_FIXED_IO_PORT: AcpiDmFixedIoDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_SMALL_VENDOR: AcpiDmVendorSmallDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_END_TAG: if (DependentFns) { /* * Close an open StartDependentDescriptor. This indicates a missing * EndDependentDescriptor. */ Level--; DependentFns = FALSE; AcpiDmIndent (Level); AcpiOsPrintf ("}\n"); AcpiDmIndent (Level); AcpiOsPrintf ("/*** Missing EndDependentFunctions descriptor */"); /* * We could fix the problem, but then the ASL would not match the AML * So, we don't do this: * AcpiDmEndDependentDescriptor (DescriptorBody, Length, Level); */ } return; /* * "Large" type descriptors */ case ACPI_RDESC_TYPE_MEMORY_24: AcpiDmMemory24Descriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_GENERAL_REGISTER: AcpiDmGenericRegisterDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_LARGE_VENDOR: AcpiDmVendorLargeDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_MEMORY_32: AcpiDmMemory32Descriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_FIXED_MEMORY_32: AcpiDmFixedMem32Descriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_DWORD_ADDRESS_SPACE: AcpiDmDwordDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_WORD_ADDRESS_SPACE: AcpiDmWordDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_EXTENDED_XRUPT: AcpiDmInterruptDescriptor (DescriptorBody, Length, Level); break; case ACPI_RDESC_TYPE_QWORD_ADDRESS_SPACE: AcpiDmQwordDescriptor (DescriptorBody, Length, Level); break; default: /* * Anything else is unrecognized. * * Since the entire resource buffer has been already walked and * validated, this is a very serious error indicating that someone * overwrote the buffer. */ AcpiOsPrintf ("/* Unknown Resource type (%X) */\n", DescriptorId); return; } } } /******************************************************************************* * * FUNCTION: AcpiDmIsResourceDescriptor * * PARAMETERS: Op - Buffer Op to be examined * * RETURN: TRUE if this Buffer Op contains a valid resource * descriptor. * * DESCRIPTION: Walk a byte list to determine if it consists of a valid set * of resource descriptors. Nothing is output. * ******************************************************************************/ BOOLEAN AcpiDmIsResourceDescriptor ( ACPI_PARSE_OBJECT *Op) { UINT8 *ByteData; UINT32 ByteCount; ACPI_PARSE_OBJECT *NextOp; ACPI_NATIVE_UINT CurrentByteOffset; UINT8 CurrentByte; UINT8 DescriptorId; UINT32 Length; /* This op must be a buffer */ if (Op->Common.AmlOpcode != AML_BUFFER_OP) { return FALSE; } /* Get to the ByteData list */ NextOp = Op->Common.Value.Arg; NextOp = NextOp->Common.Next; if (!NextOp) { return (FALSE); } /* Extract the data pointer and data length */ ByteCount = NextOp->Common.Value.Integer32; ByteData = NextOp->Named.Data; /* The list must have a valid END_TAG */ if (ByteData[ByteCount-2] != (ACPI_RDESC_TYPE_END_TAG | 1)) { return FALSE; } /* * Walk the byte list. Abort on any invalid descriptor ID or * or length */ for (CurrentByteOffset = 0; CurrentByteOffset < ByteCount; ) { CurrentByte = ByteData[CurrentByteOffset]; /* Large or small resource? */ if (CurrentByte & ACPI_RDESC_TYPE_LARGE) { DescriptorId = CurrentByte; Length = (* (ACPI_CAST_PTR (UINT16, (&ByteData[CurrentByteOffset + 1])))); CurrentByteOffset += 3; } else { DescriptorId = (UINT8) (CurrentByte & 0xF8); Length = (ByteData[CurrentByteOffset] & 0x7); CurrentByteOffset += 1; } CurrentByteOffset += (ACPI_NATIVE_UINT) Length; /* Determine type of resource */ switch (DescriptorId) { /* * "Small" type descriptors */ case ACPI_RDESC_TYPE_IRQ_FORMAT: case ACPI_RDESC_TYPE_DMA_FORMAT: case ACPI_RDESC_TYPE_START_DEPENDENT: case ACPI_RDESC_TYPE_END_DEPENDENT: case ACPI_RDESC_TYPE_IO_PORT: case ACPI_RDESC_TYPE_FIXED_IO_PORT: case ACPI_RDESC_TYPE_SMALL_VENDOR: /* * "Large" type descriptors */ case ACPI_RDESC_TYPE_MEMORY_24: case ACPI_RDESC_TYPE_GENERAL_REGISTER: case ACPI_RDESC_TYPE_LARGE_VENDOR: case ACPI_RDESC_TYPE_MEMORY_32: case ACPI_RDESC_TYPE_FIXED_MEMORY_32: case ACPI_RDESC_TYPE_DWORD_ADDRESS_SPACE: case ACPI_RDESC_TYPE_WORD_ADDRESS_SPACE: case ACPI_RDESC_TYPE_EXTENDED_XRUPT: case ACPI_RDESC_TYPE_QWORD_ADDRESS_SPACE: /* Valid descriptor ID, keep going */ break; case ACPI_RDESC_TYPE_END_TAG: /* We must be at the end of the ByteList */ if (CurrentByteOffset != ByteCount) { return (FALSE); } /* All descriptors/lengths valid, this is a valid descriptor */ return (TRUE); default: /* Bad descriptor, abort */ return (FALSE); } } /* Did not find an END_TAG, something seriously wrong */ return (FALSE); } #endif