diff options
Diffstat (limited to 'sys/contrib/dev/acpica/rsaddr.c')
| -rw-r--r-- | sys/contrib/dev/acpica/rsaddr.c | 1303 |
1 files changed, 1303 insertions, 0 deletions
diff --git a/sys/contrib/dev/acpica/rsaddr.c b/sys/contrib/dev/acpica/rsaddr.c new file mode 100644 index 0000000..3dd4439 --- /dev/null +++ b/sys/contrib/dev/acpica/rsaddr.c @@ -0,0 +1,1303 @@ +/******************************************************************************* + * + * Module Name: rsaddr - Address resource descriptors (16/32/64) + * $Revision: 26 $ + * + ******************************************************************************/ + +/****************************************************************************** + * + * 1. Copyright Notice + * + * Some or all of this work - Copyright (c) 1999 - 2002, 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. + * + *****************************************************************************/ + +#define __RSADDR_C__ + +#include "acpi.h" +#include "acresrc.h" + +#define _COMPONENT ACPI_RESOURCES + ACPI_MODULE_NAME ("rsaddr") + + +/******************************************************************************* + * + * FUNCTION: AcpiRsAddress16Resource + * + * PARAMETERS: ByteStreamBuffer - Pointer to the resource input byte + * stream + * BytesConsumed - Pointer to where the number of bytes + * consumed the ByteStreamBuffer is + * returned + * OutputBuffer - Pointer to the return data buffer + * StructureSize - Pointer to where the number of bytes + * in the return data struct is returned + * + * RETURN: Status + * + * DESCRIPTION: Take the resource byte stream and fill out the appropriate + * structure pointed to by the OutputBuffer. Return the + * number of bytes consumed from the byte stream. + * + ******************************************************************************/ + +ACPI_STATUS +AcpiRsAddress16Resource ( + UINT8 *ByteStreamBuffer, + ACPI_SIZE *BytesConsumed, + UINT8 **OutputBuffer, + ACPI_SIZE *StructureSize) +{ + UINT8 *Buffer = ByteStreamBuffer; + ACPI_RESOURCE *OutputStruct = (void *) *OutputBuffer; + UINT8 *TempPtr; + ACPI_SIZE StructSize = ACPI_SIZEOF_RESOURCE (ACPI_RESOURCE_ADDRESS16); + UINT32 Index; + UINT16 Temp16; + UINT8 Temp8; + + + ACPI_FUNCTION_TRACE ("RsAddress16Resource"); + + /* + * Point past the Descriptor to get the number of bytes consumed + */ + Buffer += 1; + ACPI_MOVE_UNALIGNED16_TO_16 (&Temp16, Buffer); + + *BytesConsumed = Temp16 + 3; + OutputStruct->Id = ACPI_RSTYPE_ADDRESS16; + + /* + * Get the Resource Type (Byte3) + */ + Buffer += 2; + Temp8 = *Buffer; + + /* Values 0-2 are valid */ + + if (Temp8 > 2) + { + return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); + } + + OutputStruct->Data.Address16.ResourceType = Temp8 & 0x03; + + /* + * Get the General Flags (Byte4) + */ + Buffer += 1; + Temp8 = *Buffer; + + /* Producer / Consumer */ + + OutputStruct->Data.Address16.ProducerConsumer = Temp8 & 0x01; + + /* Decode */ + + OutputStruct->Data.Address16.Decode = (Temp8 >> 1) & 0x01; + + /* Min Address Fixed */ + + OutputStruct->Data.Address16.MinAddressFixed = (Temp8 >> 2) & 0x01; + + /* Max Address Fixed */ + + OutputStruct->Data.Address16.MaxAddressFixed = (Temp8 >> 3) & 0x01; + + /* + * Get the Type Specific Flags (Byte5) + */ + Buffer += 1; + Temp8 = *Buffer; + + if (ACPI_MEMORY_RANGE == OutputStruct->Data.Address16.ResourceType) + { + OutputStruct->Data.Address16.Attribute.Memory.ReadWriteAttribute = + (UINT16) (Temp8 & 0x01); + OutputStruct->Data.Address16.Attribute.Memory.CacheAttribute = + (UINT16) ((Temp8 >> 1) & 0x0F); + } + else + { + if (ACPI_IO_RANGE == OutputStruct->Data.Address16.ResourceType) + { + OutputStruct->Data.Address16.Attribute.Io.RangeAttribute = + (UINT16) (Temp8 & 0x03); + } + else + { + /* BUS_NUMBER_RANGE == Address16.Data->ResourceType */ + /* Nothing needs to be filled in */ + } + } + + /* + * Get Granularity (Bytes 6-7) + */ + Buffer += 1; + ACPI_MOVE_UNALIGNED16_TO_16 (&OutputStruct->Data.Address16.Granularity, + Buffer); + + /* + * Get MinAddressRange (Bytes 8-9) + */ + Buffer += 2; + ACPI_MOVE_UNALIGNED16_TO_16 (&OutputStruct->Data.Address16.MinAddressRange, + Buffer); + + /* + * Get MaxAddressRange (Bytes 10-11) + */ + Buffer += 2; + ACPI_MOVE_UNALIGNED16_TO_16 (&OutputStruct->Data.Address16.MaxAddressRange, + Buffer); + + /* + * Get AddressTranslationOffset (Bytes 12-13) + */ + Buffer += 2; + ACPI_MOVE_UNALIGNED16_TO_16 (&OutputStruct->Data.Address16.AddressTranslationOffset, + Buffer); + + /* + * Get AddressLength (Bytes 14-15) + */ + Buffer += 2; + ACPI_MOVE_UNALIGNED16_TO_16 (&OutputStruct->Data.Address16.AddressLength, + Buffer); + + /* + * Resource Source Index (if present) + */ + Buffer += 2; + + /* + * This will leave us pointing to the Resource Source Index + * If it is present, then save it off and calculate the + * pointer to where the null terminated string goes: + * Each Interrupt takes 32-bits + the 5 bytes of the + * stream that are default. + */ + if (*BytesConsumed > 16) + { + /* Dereference the Index */ + + Temp8 = *Buffer; + OutputStruct->Data.Address16.ResourceSource.Index = (UINT32) Temp8; + + /* Point to the String */ + + Buffer += 1; + + /* Point the String pointer to the end of this structure */ + + OutputStruct->Data.Address16.ResourceSource.StringPtr = + (NATIVE_CHAR *)((UINT8 * )OutputStruct + StructSize); + + TempPtr = (UINT8 *) OutputStruct->Data.Address16.ResourceSource.StringPtr; + + /* Copy the string into the buffer */ + + Index = 0; + + while (0x00 != *Buffer) + { + *TempPtr = *Buffer; + + TempPtr += 1; + Buffer += 1; + Index += 1; + } + + /* + * Add the terminating null + */ + *TempPtr = 0x00; + + OutputStruct->Data.Address16.ResourceSource.StringLength = Index + 1; + + /* + * In order for the StructSize to fall on a 32-bit boundary, + * calculate the length of the string and expand the + * StructSize to the next 32-bit boundary. + */ + Temp8 = (UINT8) (Index + 1); + StructSize += ACPI_ROUND_UP_TO_32BITS (Temp8); + } + else + { + OutputStruct->Data.Address16.ResourceSource.Index = 0x00; + OutputStruct->Data.Address16.ResourceSource.StringLength = 0; + OutputStruct->Data.Address16.ResourceSource.StringPtr = NULL; + } + + /* + * Set the Length parameter + */ + OutputStruct->Length = (UINT32) StructSize; + + /* + * Return the final size of the structure + */ + *StructureSize = StructSize; + return_ACPI_STATUS (AE_OK); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiRsAddress16Stream + * + * PARAMETERS: LinkedList - Pointer to the resource linked list + * OutputBuffer - Pointer to the user's return buffer + * BytesConsumed - Pointer to where the number of bytes + * used in the OutputBuffer is returned + * + * RETURN: Status + * + * DESCRIPTION: Take the linked list resource structure and fills in the + * the appropriate bytes in a byte stream + * + ******************************************************************************/ + +ACPI_STATUS +AcpiRsAddress16Stream ( + ACPI_RESOURCE *LinkedList, + UINT8 **OutputBuffer, + ACPI_SIZE *BytesConsumed) +{ + UINT8 *Buffer = *OutputBuffer; + UINT8 *LengthField; + UINT8 Temp8; + NATIVE_CHAR *TempPointer = NULL; + ACPI_SIZE ActualBytes; + + + ACPI_FUNCTION_TRACE ("RsAddress16Stream"); + + + /* + * The descriptor field is static + */ + *Buffer = 0x88; + Buffer += 1; + + /* + * Save a pointer to the Length field - to be filled in later + */ + LengthField = Buffer; + Buffer += 2; + + /* + * Set the Resource Type (Memory, Io, BusNumber) + */ + Temp8 = (UINT8) (LinkedList->Data.Address16.ResourceType & 0x03); + *Buffer = Temp8; + Buffer += 1; + + /* + * Set the general flags + */ + Temp8 = (UINT8) (LinkedList->Data.Address16.ProducerConsumer & 0x01); + + Temp8 |= (LinkedList->Data.Address16.Decode & 0x01) << 1; + Temp8 |= (LinkedList->Data.Address16.MinAddressFixed & 0x01) << 2; + Temp8 |= (LinkedList->Data.Address16.MaxAddressFixed & 0x01) << 3; + + *Buffer = Temp8; + Buffer += 1; + + /* + * Set the type specific flags + */ + Temp8 = 0; + + if (ACPI_MEMORY_RANGE == LinkedList->Data.Address16.ResourceType) + { + Temp8 = (UINT8) + (LinkedList->Data.Address16.Attribute.Memory.ReadWriteAttribute & + 0x01); + + Temp8 |= + (LinkedList->Data.Address16.Attribute.Memory.CacheAttribute & + 0x0F) << 1; + } + else if (ACPI_IO_RANGE == LinkedList->Data.Address16.ResourceType) + { + Temp8 = (UINT8) + (LinkedList->Data.Address16.Attribute.Io.RangeAttribute & + 0x03); + } + + *Buffer = Temp8; + Buffer += 1; + + /* + * Set the address space granularity + */ + ACPI_MOVE_UNALIGNED16_TO_16 (Buffer, + &LinkedList->Data.Address16.Granularity); + Buffer += 2; + + /* + * Set the address range minimum + */ + ACPI_MOVE_UNALIGNED16_TO_16 (Buffer, + &LinkedList->Data.Address16.MinAddressRange); + Buffer += 2; + + /* + * Set the address range maximum + */ + ACPI_MOVE_UNALIGNED16_TO_16 (Buffer, + &LinkedList->Data.Address16.MaxAddressRange); + Buffer += 2; + + /* + * Set the address translation offset + */ + ACPI_MOVE_UNALIGNED16_TO_16 (Buffer, + &LinkedList->Data.Address16.AddressTranslationOffset); + Buffer += 2; + + /* + * Set the address length + */ + ACPI_MOVE_UNALIGNED16_TO_16 (Buffer, + &LinkedList->Data.Address16.AddressLength); + Buffer += 2; + + /* + * Resource Source Index and Resource Source are optional + */ + if (0 != LinkedList->Data.Address16.ResourceSource.StringLength) + { + Temp8 = (UINT8) LinkedList->Data.Address16.ResourceSource.Index; + + *Buffer = Temp8; + Buffer += 1; + + TempPointer = (NATIVE_CHAR *) Buffer; + + /* + * Copy the string + */ + ACPI_STRCPY (TempPointer, + LinkedList->Data.Address16.ResourceSource.StringPtr); + + /* + * Buffer needs to be set to the length of the sting + one for the + * terminating null + */ + Buffer += (ACPI_STRLEN (LinkedList->Data.Address16.ResourceSource.StringPtr) + 1); + } + + /* + * Return the number of bytes consumed in this operation + */ + ActualBytes = ACPI_PTR_DIFF (Buffer, *OutputBuffer); + *BytesConsumed = ActualBytes; + + /* + * Set the length field to the number of bytes consumed + * minus the header size (3 bytes) + */ + ActualBytes -= 3; + ACPI_MOVE_UNALIGNED16_TO_16 (LengthField, &ActualBytes); + return_ACPI_STATUS (AE_OK); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiRsAddress32Resource + * + * PARAMETERS: ByteStreamBuffer - Pointer to the resource input byte + * stream + * BytesConsumed - Pointer to where the number of bytes + * consumed the ByteStreamBuffer is + * returned + * OutputBuffer - Pointer to the return data buffer + * StructureSize - Pointer to where the number of bytes + * in the return data struct is returned + * + * RETURN: Status + * + * DESCRIPTION: Take the resource byte stream and fill out the appropriate + * structure pointed to by the OutputBuffer. Return the + * number of bytes consumed from the byte stream. + * + ******************************************************************************/ + +ACPI_STATUS +AcpiRsAddress32Resource ( + UINT8 *ByteStreamBuffer, + ACPI_SIZE *BytesConsumed, + UINT8 **OutputBuffer, + ACPI_SIZE *StructureSize) +{ + UINT8 *Buffer; + ACPI_RESOURCE *OutputStruct= (void *) *OutputBuffer; + UINT16 Temp16; + UINT8 Temp8; + UINT8 *TempPtr; + ACPI_SIZE StructSize; + UINT32 Index; + + + ACPI_FUNCTION_TRACE ("RsAddress32Resource"); + + + Buffer = ByteStreamBuffer; + StructSize = ACPI_SIZEOF_RESOURCE (ACPI_RESOURCE_ADDRESS32); + + /* + * Point past the Descriptor to get the number of bytes consumed + */ + Buffer += 1; + ACPI_MOVE_UNALIGNED16_TO_16 (&Temp16, Buffer); + *BytesConsumed = Temp16 + 3; + + OutputStruct->Id = ACPI_RSTYPE_ADDRESS32; + + /* + * Get the Resource Type (Byte3) + */ + Buffer += 2; + Temp8 = *Buffer; + + /* Values 0-2 are valid */ + if(Temp8 > 2) + { + return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); + } + + OutputStruct->Data.Address32.ResourceType = Temp8 & 0x03; + + /* + * Get the General Flags (Byte4) + */ + Buffer += 1; + Temp8 = *Buffer; + + /* + * Producer / Consumer + */ + OutputStruct->Data.Address32.ProducerConsumer = Temp8 & 0x01; + + /* + * Decode + */ + OutputStruct->Data.Address32.Decode = (Temp8 >> 1) & 0x01; + + /* + * Min Address Fixed + */ + OutputStruct->Data.Address32.MinAddressFixed = (Temp8 >> 2) & 0x01; + + /* + * Max Address Fixed + */ + OutputStruct->Data.Address32.MaxAddressFixed = (Temp8 >> 3) & 0x01; + + /* + * Get the Type Specific Flags (Byte5) + */ + Buffer += 1; + Temp8 = *Buffer; + + if (ACPI_MEMORY_RANGE == OutputStruct->Data.Address32.ResourceType) + { + OutputStruct->Data.Address32.Attribute.Memory.ReadWriteAttribute = + (UINT16) (Temp8 & 0x01); + + OutputStruct->Data.Address32.Attribute.Memory.CacheAttribute = + (UINT16) ((Temp8 >> 1) & 0x0F); + } + else + { + if (ACPI_IO_RANGE == OutputStruct->Data.Address32.ResourceType) + { + OutputStruct->Data.Address32.Attribute.Io.RangeAttribute = + (UINT16) (Temp8 & 0x03); + } + else + { + /* BUS_NUMBER_RANGE == OutputStruct->Data.Address32.ResourceType */ + /* Nothing needs to be filled in */ + } + } + + /* + * Get Granularity (Bytes 6-9) + */ + Buffer += 1; + ACPI_MOVE_UNALIGNED32_TO_32 (&OutputStruct->Data.Address32.Granularity, + Buffer); + + /* + * Get MinAddressRange (Bytes 10-13) + */ + Buffer += 4; + ACPI_MOVE_UNALIGNED32_TO_32 (&OutputStruct->Data.Address32.MinAddressRange, + Buffer); + + /* + * Get MaxAddressRange (Bytes 14-17) + */ + Buffer += 4; + ACPI_MOVE_UNALIGNED32_TO_32 (&OutputStruct->Data.Address32.MaxAddressRange, + Buffer); + + /* + * Get AddressTranslationOffset (Bytes 18-21) + */ + Buffer += 4; + ACPI_MOVE_UNALIGNED32_TO_32 (&OutputStruct->Data.Address32.AddressTranslationOffset, + Buffer); + + /* + * Get AddressLength (Bytes 22-25) + */ + Buffer += 4; + ACPI_MOVE_UNALIGNED32_TO_32 (&OutputStruct->Data.Address32.AddressLength, + Buffer); + + /* + * Resource Source Index (if present) + */ + Buffer += 4; + + /* + * This will leave us pointing to the Resource Source Index + * If it is present, then save it off and calculate the + * pointer to where the null terminated string goes: + */ + if (*BytesConsumed > 26) + { + /* Dereference the Index */ + + Temp8 = *Buffer; + OutputStruct->Data.Address32.ResourceSource.Index = + (UINT32) Temp8; + + /* Point to the String */ + + Buffer += 1; + + /* Point the String pointer to the end of this structure */ + + OutputStruct->Data.Address32.ResourceSource.StringPtr = + (NATIVE_CHAR *)((UINT8 *)OutputStruct + StructSize); + + TempPtr = (UINT8 *) OutputStruct->Data.Address32.ResourceSource.StringPtr; + + /* Copy the string into the buffer */ + + Index = 0; + while (0x00 != *Buffer) + { + *TempPtr = *Buffer; + + TempPtr += 1; + Buffer += 1; + Index += 1; + } + + /* + * Add the terminating null + */ + *TempPtr = 0x00; + OutputStruct->Data.Address32.ResourceSource.StringLength = Index + 1; + + /* + * In order for the StructSize to fall on a 32-bit boundary, + * calculate the length of the string and expand the + * StructSize to the next 32-bit boundary. + */ + Temp8 = (UINT8) (Index + 1); + StructSize += ACPI_ROUND_UP_TO_32BITS (Temp8); + } + else + { + OutputStruct->Data.Address32.ResourceSource.Index = 0x00; + OutputStruct->Data.Address32.ResourceSource.StringLength = 0; + OutputStruct->Data.Address32.ResourceSource.StringPtr = NULL; + } + + /* + * Set the Length parameter + */ + OutputStruct->Length = (UINT32) StructSize; + + /* + * Return the final size of the structure + */ + *StructureSize = StructSize; + return_ACPI_STATUS (AE_OK); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiRsAddress32Stream + * + * PARAMETERS: LinkedList - Pointer to the resource linked list + * OutputBuffer - Pointer to the user's return buffer + * BytesConsumed - Pointer to where the number of bytes + * used in the OutputBuffer is returned + * + * RETURN: Status + * + * DESCRIPTION: Take the linked list resource structure and fills in the + * the appropriate bytes in a byte stream + * + ******************************************************************************/ + +ACPI_STATUS +AcpiRsAddress32Stream ( + ACPI_RESOURCE *LinkedList, + UINT8 **OutputBuffer, + ACPI_SIZE *BytesConsumed) +{ + UINT8 *Buffer; + UINT16 *LengthField; + UINT8 Temp8; + NATIVE_CHAR *TempPointer; + + + ACPI_FUNCTION_TRACE ("RsAddress32Stream"); + + + Buffer = *OutputBuffer; + + /* + * The descriptor field is static + */ + *Buffer = 0x87; + Buffer += 1; + + /* + * Set a pointer to the Length field - to be filled in later + */ + LengthField = ACPI_CAST_PTR (UINT16, Buffer); + Buffer += 2; + + /* + * Set the Resource Type (Memory, Io, BusNumber) + */ + Temp8 = (UINT8) (LinkedList->Data.Address32.ResourceType & 0x03); + + *Buffer = Temp8; + Buffer += 1; + + /* + * Set the general flags + */ + Temp8 = (UINT8) (LinkedList->Data.Address32.ProducerConsumer & 0x01); + Temp8 |= (LinkedList->Data.Address32.Decode & 0x01) << 1; + Temp8 |= (LinkedList->Data.Address32.MinAddressFixed & 0x01) << 2; + Temp8 |= (LinkedList->Data.Address32.MaxAddressFixed & 0x01) << 3; + + *Buffer = Temp8; + Buffer += 1; + + /* + * Set the type specific flags + */ + Temp8 = 0; + + if (ACPI_MEMORY_RANGE == LinkedList->Data.Address32.ResourceType) + { + Temp8 = (UINT8) + (LinkedList->Data.Address32.Attribute.Memory.ReadWriteAttribute & + 0x01); + + Temp8 |= + (LinkedList->Data.Address32.Attribute.Memory.CacheAttribute & + 0x0F) << 1; + } + else if (ACPI_IO_RANGE == LinkedList->Data.Address32.ResourceType) + { + Temp8 = (UINT8) + (LinkedList->Data.Address32.Attribute.Io.RangeAttribute & + 0x03); + } + + *Buffer = Temp8; + Buffer += 1; + + /* + * Set the address space granularity + */ + ACPI_MOVE_UNALIGNED32_TO_32 (Buffer, + &LinkedList->Data.Address32.Granularity); + Buffer += 4; + + /* + * Set the address range minimum + */ + ACPI_MOVE_UNALIGNED32_TO_32 (Buffer, + &LinkedList->Data.Address32.MinAddressRange); + Buffer += 4; + + /* + * Set the address range maximum + */ + ACPI_MOVE_UNALIGNED32_TO_32 (Buffer, + &LinkedList->Data.Address32.MaxAddressRange); + Buffer += 4; + + /* + * Set the address translation offset + */ + ACPI_MOVE_UNALIGNED32_TO_32 (Buffer, + &LinkedList->Data.Address32.AddressTranslationOffset); + Buffer += 4; + + /* + * Set the address length + */ + ACPI_MOVE_UNALIGNED32_TO_32 (Buffer, + &LinkedList->Data.Address32.AddressLength); + Buffer += 4; + + /* + * Resource Source Index and Resource Source are optional + */ + if (0 != LinkedList->Data.Address32.ResourceSource.StringLength) + { + Temp8 = (UINT8) LinkedList->Data.Address32.ResourceSource.Index; + + *Buffer = Temp8; + Buffer += 1; + + TempPointer = (NATIVE_CHAR *) Buffer; + + /* + * Copy the string + */ + ACPI_STRCPY (TempPointer, + LinkedList->Data.Address32.ResourceSource.StringPtr); + + /* + * Buffer needs to be set to the length of the sting + one for the + * terminating null + */ + Buffer += (ACPI_STRLEN (LinkedList->Data.Address32.ResourceSource.StringPtr) + 1); + } + + /* + * Return the number of bytes consumed in this operation + */ + *BytesConsumed = ACPI_PTR_DIFF (Buffer, *OutputBuffer); + + /* + * Set the length field to the number of bytes consumed + * minus the header size (3 bytes) + */ + *LengthField = (UINT16) (*BytesConsumed - 3); + return_ACPI_STATUS (AE_OK); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiRsAddress64Resource + * + * PARAMETERS: ByteStreamBuffer - Pointer to the resource input byte + * stream + * BytesConsumed - Pointer to where the number of bytes + * consumed the ByteStreamBuffer is + * returned + * OutputBuffer - Pointer to the return data buffer + * StructureSize - Pointer to where the number of bytes + * in the return data struct is returned + * + * RETURN: Status + * + * DESCRIPTION: Take the resource byte stream and fill out the appropriate + * structure pointed to by the OutputBuffer. Return the + * number of bytes consumed from the byte stream. + * + ******************************************************************************/ + +ACPI_STATUS +AcpiRsAddress64Resource ( + UINT8 *ByteStreamBuffer, + ACPI_SIZE *BytesConsumed, + UINT8 **OutputBuffer, + ACPI_SIZE *StructureSize) +{ + UINT8 *Buffer; + ACPI_RESOURCE *OutputStruct = (void *) *OutputBuffer; + UINT16 Temp16; + UINT8 Temp8; + UINT8 *TempPtr; + ACPI_SIZE StructSize; + UINT32 Index; + + + ACPI_FUNCTION_TRACE ("RsAddress64Resource"); + + + Buffer = ByteStreamBuffer; + StructSize = ACPI_SIZEOF_RESOURCE (ACPI_RESOURCE_ADDRESS64); + + /* + * Point past the Descriptor to get the number of bytes consumed + */ + Buffer += 1; + ACPI_MOVE_UNALIGNED16_TO_16 (&Temp16, Buffer); + + *BytesConsumed = Temp16 + 3; + OutputStruct->Id = ACPI_RSTYPE_ADDRESS64; + + /* + * Get the Resource Type (Byte3) + */ + Buffer += 2; + Temp8 = *Buffer; + + /* Values 0-2 are valid */ + + if(Temp8 > 2) + { + return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); + } + + OutputStruct->Data.Address64.ResourceType = Temp8 & 0x03; + + /* + * Get the General Flags (Byte4) + */ + Buffer += 1; + Temp8 = *Buffer; + + /* + * Producer / Consumer + */ + OutputStruct->Data.Address64.ProducerConsumer = Temp8 & 0x01; + + /* + * Decode + */ + OutputStruct->Data.Address64.Decode = (Temp8 >> 1) & 0x01; + + /* + * Min Address Fixed + */ + OutputStruct->Data.Address64.MinAddressFixed = (Temp8 >> 2) & 0x01; + + /* + * Max Address Fixed + */ + OutputStruct->Data.Address64.MaxAddressFixed = (Temp8 >> 3) & 0x01; + + /* + * Get the Type Specific Flags (Byte5) + */ + Buffer += 1; + Temp8 = *Buffer; + + if (ACPI_MEMORY_RANGE == OutputStruct->Data.Address64.ResourceType) + { + OutputStruct->Data.Address64.Attribute.Memory.ReadWriteAttribute = + (UINT16) (Temp8 & 0x01); + + OutputStruct->Data.Address64.Attribute.Memory.CacheAttribute = + (UINT16) ((Temp8 >> 1) & 0x0F); + } + else + { + if (ACPI_IO_RANGE == OutputStruct->Data.Address64.ResourceType) + { + OutputStruct->Data.Address64.Attribute.Io.RangeAttribute = + (UINT16) (Temp8 & 0x03); + } + else + { + /* BUS_NUMBER_RANGE == OutputStruct->Data.Address64.ResourceType */ + /* Nothing needs to be filled in */ + } + } + + /* + * Get Granularity (Bytes 6-13) + */ + Buffer += 1; + ACPI_MOVE_UNALIGNED64_TO_64 (&OutputStruct->Data.Address64.Granularity, + Buffer); + + /* + * Get MinAddressRange (Bytes 14-21) + */ + Buffer += 8; + ACPI_MOVE_UNALIGNED64_TO_64 (&OutputStruct->Data.Address64.MinAddressRange, + Buffer); + + /* + * Get MaxAddressRange (Bytes 22-29) + */ + Buffer += 8; + ACPI_MOVE_UNALIGNED64_TO_64 (&OutputStruct->Data.Address64.MaxAddressRange, + Buffer); + + /* + * Get AddressTranslationOffset (Bytes 30-37) + */ + Buffer += 8; + ACPI_MOVE_UNALIGNED64_TO_64 (&OutputStruct->Data.Address64.AddressTranslationOffset, + Buffer); + + /* + * Get AddressLength (Bytes 38-45) + */ + Buffer += 8; + ACPI_MOVE_UNALIGNED64_TO_64 (&OutputStruct->Data.Address64.AddressLength, + Buffer); + + /* + * Resource Source Index (if present) + */ + Buffer += 8; + + /* + * This will leave us pointing to the Resource Source Index + * If it is present, then save it off and calculate the + * pointer to where the null terminated string goes: + * Each Interrupt takes 32-bits + the 5 bytes of the + * stream that are default. + */ + if (*BytesConsumed > 46) + { + /* Dereference the Index */ + + Temp8 = *Buffer; + OutputStruct->Data.Address64.ResourceSource.Index = + (UINT32) Temp8; + + /* Point to the String */ + + Buffer += 1; + + /* Point the String pointer to the end of this structure */ + + OutputStruct->Data.Address64.ResourceSource.StringPtr = + (NATIVE_CHAR *)((UINT8 *)OutputStruct + StructSize); + + TempPtr = (UINT8 *) OutputStruct->Data.Address64.ResourceSource.StringPtr; + + /* Copy the string into the buffer */ + + Index = 0; + while (0x00 != *Buffer) + { + *TempPtr = *Buffer; + + TempPtr += 1; + Buffer += 1; + Index += 1; + } + + /* + * Add the terminating null + */ + *TempPtr = 0x00; + + OutputStruct->Data.Address64.ResourceSource.StringLength = Index + 1; + + /* + * In order for the StructSize to fall on a 32-bit boundary, + * calculate the length of the string and expand the + * StructSize to the next 32-bit boundary. + */ + Temp8 = (UINT8) (Index + 1); + StructSize += ACPI_ROUND_UP_TO_32BITS (Temp8); + } + else + { + OutputStruct->Data.Address64.ResourceSource.Index = 0x00; + OutputStruct->Data.Address64.ResourceSource.StringLength = 0; + OutputStruct->Data.Address64.ResourceSource.StringPtr = NULL; + } + + /* + * Set the Length parameter + */ + OutputStruct->Length = (UINT32) StructSize; + + /* + * Return the final size of the structure + */ + *StructureSize = StructSize; + return_ACPI_STATUS (AE_OK); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiRsAddress64Stream + * + * PARAMETERS: LinkedList - Pointer to the resource linked list + * OutputBuffer - Pointer to the user's return buffer + * BytesConsumed - Pointer to where the number of bytes + * used in the OutputBuffer is returned + * + * RETURN: Status + * + * DESCRIPTION: Take the linked list resource structure and fills in the + * the appropriate bytes in a byte stream + * + ******************************************************************************/ + +ACPI_STATUS +AcpiRsAddress64Stream ( + ACPI_RESOURCE *LinkedList, + UINT8 **OutputBuffer, + ACPI_SIZE *BytesConsumed) +{ + UINT8 *Buffer; + UINT16 *LengthField; + UINT8 Temp8; + NATIVE_CHAR *TempPointer; + + + ACPI_FUNCTION_TRACE ("RsAddress64Stream"); + + + Buffer = *OutputBuffer; + + /* + * The descriptor field is static + */ + *Buffer = 0x8A; + Buffer += 1; + + /* + * Set a pointer to the Length field - to be filled in later + */ + + LengthField = ACPI_CAST_PTR (UINT16, Buffer); + Buffer += 2; + + /* + * Set the Resource Type (Memory, Io, BusNumber) + */ + Temp8 = (UINT8) (LinkedList->Data.Address64.ResourceType & 0x03); + + *Buffer = Temp8; + Buffer += 1; + + /* + * Set the general flags + */ + Temp8 = (UINT8) (LinkedList->Data.Address64.ProducerConsumer & 0x01); + Temp8 |= (LinkedList->Data.Address64.Decode & 0x01) << 1; + Temp8 |= (LinkedList->Data.Address64.MinAddressFixed & 0x01) << 2; + Temp8 |= (LinkedList->Data.Address64.MaxAddressFixed & 0x01) << 3; + + *Buffer = Temp8; + Buffer += 1; + + /* + * Set the type specific flags + */ + Temp8 = 0; + + if (ACPI_MEMORY_RANGE == LinkedList->Data.Address64.ResourceType) + { + Temp8 = (UINT8) + (LinkedList->Data.Address64.Attribute.Memory.ReadWriteAttribute & + 0x01); + + Temp8 |= + (LinkedList->Data.Address64.Attribute.Memory.CacheAttribute & + 0x0F) << 1; + } + else if (ACPI_IO_RANGE == LinkedList->Data.Address64.ResourceType) + { + Temp8 = (UINT8) + (LinkedList->Data.Address64.Attribute.Io.RangeAttribute & + 0x03); + } + + *Buffer = Temp8; + Buffer += 1; + + /* + * Set the address space granularity + */ + ACPI_MOVE_UNALIGNED64_TO_64 (Buffer, + &LinkedList->Data.Address64.Granularity); + Buffer += 8; + + /* + * Set the address range minimum + */ + ACPI_MOVE_UNALIGNED64_TO_64 (Buffer, + &LinkedList->Data.Address64.MinAddressRange); + Buffer += 8; + + /* + * Set the address range maximum + */ + ACPI_MOVE_UNALIGNED64_TO_64 (Buffer, + &LinkedList->Data.Address64.MaxAddressRange); + Buffer += 8; + + /* + * Set the address translation offset + */ + ACPI_MOVE_UNALIGNED64_TO_64 (Buffer, + &LinkedList->Data.Address64.AddressTranslationOffset); + Buffer += 8; + + /* + * Set the address length + */ + ACPI_MOVE_UNALIGNED64_TO_64 (Buffer, + &LinkedList->Data.Address64.AddressLength); + Buffer += 8; + + /* + * Resource Source Index and Resource Source are optional + */ + if (0 != LinkedList->Data.Address64.ResourceSource.StringLength) + { + Temp8 = (UINT8) LinkedList->Data.Address64.ResourceSource.Index; + + *Buffer = Temp8; + Buffer += 1; + + TempPointer = (NATIVE_CHAR *) Buffer; + + /* + * Copy the string + */ + ACPI_STRCPY (TempPointer, LinkedList->Data.Address64.ResourceSource.StringPtr); + + /* + * Buffer needs to be set to the length of the sting + one for the + * terminating null + */ + Buffer += (ACPI_STRLEN (LinkedList->Data.Address64.ResourceSource.StringPtr) + 1); + } + + /* + * Return the number of bytes consumed in this operation + */ + *BytesConsumed = ACPI_PTR_DIFF (Buffer, *OutputBuffer); + + /* + * Set the length field to the number of bytes consumed + * minus the header size (3 bytes) + */ + *LengthField = (UINT16) (*BytesConsumed - 3); + return_ACPI_STATUS (AE_OK); +} + |
