diff options
Diffstat (limited to 'sys/contrib/dev/acpica/rsio.c')
| -rw-r--r-- | sys/contrib/dev/acpica/rsio.c | 549 |
1 files changed, 133 insertions, 416 deletions
diff --git a/sys/contrib/dev/acpica/rsio.c b/sys/contrib/dev/acpica/rsio.c index 5645968475a3..82667f1c51bd 100644 --- a/sys/contrib/dev/acpica/rsio.c +++ b/sys/contrib/dev/acpica/rsio.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Module Name: rsio - IO and DMA resource descriptors - * $Revision: 25 $ + * $Revision: 1.33 $ * ******************************************************************************/ @@ -9,7 +9,7 @@ * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999 - 2004, Intel Corp. + * Some or all of this work - Copyright (c) 1999 - 2005, Intel Corp. * All rights reserved. * * 2. License @@ -125,500 +125,217 @@ /******************************************************************************* * - * FUNCTION: AcpiRsIoResource - * - * 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. + * AcpiRsConvertIo * ******************************************************************************/ -ACPI_STATUS -AcpiRsIoResource ( - UINT8 *ByteStreamBuffer, - ACPI_SIZE *BytesConsumed, - UINT8 **OutputBuffer, - ACPI_SIZE *StructureSize) +ACPI_RSCONVERT_INFO AcpiRsConvertIo[5] = { - UINT8 *Buffer = ByteStreamBuffer; - ACPI_RESOURCE *OutputStruct = (void *) *OutputBuffer; - UINT16 Temp16 = 0; - UINT8 Temp8 = 0; - ACPI_SIZE StructSize = ACPI_SIZEOF_RESOURCE (ACPI_RESOURCE_IO); - - - ACPI_FUNCTION_TRACE ("RsIoResource"); - - - /* - * The number of bytes consumed are Constant - */ - *BytesConsumed = 8; - - OutputStruct->Id = ACPI_RSTYPE_IO; - - /* - * Check Decode - */ - Buffer += 1; - Temp8 = *Buffer; - - OutputStruct->Data.Io.IoDecode = Temp8 & 0x01; - - /* - * Check MinBase Address - */ - Buffer += 1; - ACPI_MOVE_16_TO_16 (&Temp16, Buffer); + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_IO, + ACPI_RS_SIZE (ACPI_RESOURCE_IO), + ACPI_RSC_TABLE_SIZE (AcpiRsConvertIo)}, - OutputStruct->Data.Io.MinBaseAddress = Temp16; + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_IO, + sizeof (AML_RESOURCE_IO), + 0}, - /* - * Check MaxBase Address - */ - Buffer += 2; - ACPI_MOVE_16_TO_16 (&Temp16, Buffer); - - OutputStruct->Data.Io.MaxBaseAddress = Temp16; + /* Decode flag */ + {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Io.IoDecode), + AML_OFFSET (Io.Flags), + 0}, /* - * Check Base alignment + * These fields are contiguous in both the source and destination: + * Address Alignment + * Length + * Minimum Base Address + * Maximum Base Address */ - Buffer += 2; - Temp8 = *Buffer; + {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.Io.Alignment), + AML_OFFSET (Io.Alignment), + 2}, - OutputStruct->Data.Io.Alignment = Temp8; - - /* - * Check RangeLength - */ - Buffer += 1; - Temp8 = *Buffer; - - OutputStruct->Data.Io.RangeLength = Temp8; - - /* - * Set the Length parameter - */ - OutputStruct->Length = (UINT32) StructSize; - - /* - * Return the final size of the structure - */ - *StructureSize = StructSize; - return_ACPI_STATUS (AE_OK); -} + {ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.Io.Minimum), + AML_OFFSET (Io.Minimum), + 2} +}; /******************************************************************************* * - * FUNCTION: AcpiRsFixedIoResource - * - * 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. + * AcpiRsConvertFixedIo * ******************************************************************************/ -ACPI_STATUS -AcpiRsFixedIoResource ( - UINT8 *ByteStreamBuffer, - ACPI_SIZE *BytesConsumed, - UINT8 **OutputBuffer, - ACPI_SIZE *StructureSize) +ACPI_RSCONVERT_INFO AcpiRsConvertFixedIo[4] = { - UINT8 *Buffer = ByteStreamBuffer; - ACPI_RESOURCE *OutputStruct = (void *) *OutputBuffer; - UINT16 Temp16 = 0; - UINT8 Temp8 = 0; - ACPI_SIZE StructSize = ACPI_SIZEOF_RESOURCE (ACPI_RESOURCE_FIXED_IO); - - - ACPI_FUNCTION_TRACE ("RsFixedIoResource"); - + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_FIXED_IO, + ACPI_RS_SIZE (ACPI_RESOURCE_FIXED_IO), + ACPI_RSC_TABLE_SIZE (AcpiRsConvertFixedIo)}, + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_FIXED_IO, + sizeof (AML_RESOURCE_FIXED_IO), + 0}, /* - * The number of bytes consumed are Constant + * These fields are contiguous in both the source and destination: + * Base Address + * Length */ - *BytesConsumed = 4; - - OutputStruct->Id = ACPI_RSTYPE_FIXED_IO; + {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.FixedIo.AddressLength), + AML_OFFSET (FixedIo.AddressLength), + 1}, - /* - * Check Range Base Address - */ - Buffer += 1; - ACPI_MOVE_16_TO_16 (&Temp16, Buffer); - - OutputStruct->Data.FixedIo.BaseAddress = Temp16; - - /* - * Check RangeLength - */ - Buffer += 2; - Temp8 = *Buffer; - - OutputStruct->Data.FixedIo.RangeLength = Temp8; - - /* - * Set the Length parameter - */ - OutputStruct->Length = (UINT32) StructSize; - - /* - * Return the final size of the structure - */ - *StructureSize = StructSize; - return_ACPI_STATUS (AE_OK); -} + {ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.FixedIo.Address), + AML_OFFSET (FixedIo.Address), + 1} +}; /******************************************************************************* * - * FUNCTION: AcpiRsIoStream - * - * 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 + * AcpiRsConvertGenericReg * ******************************************************************************/ -ACPI_STATUS -AcpiRsIoStream ( - ACPI_RESOURCE *LinkedList, - UINT8 **OutputBuffer, - ACPI_SIZE *BytesConsumed) +ACPI_RSCONVERT_INFO AcpiRsConvertGenericReg[4] = { - UINT8 *Buffer = *OutputBuffer; - UINT16 Temp16 = 0; - UINT8 Temp8 = 0; - - - ACPI_FUNCTION_TRACE ("RsIoStream"); - + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_GENERIC_REGISTER, + ACPI_RS_SIZE (ACPI_RESOURCE_GENERIC_REGISTER), + ACPI_RSC_TABLE_SIZE (AcpiRsConvertGenericReg)}, + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_GENERIC_REGISTER, + sizeof (AML_RESOURCE_GENERIC_REGISTER), + 0}, /* - * The descriptor field is static + * These fields are contiguous in both the source and destination: + * Address Space ID + * Register Bit Width + * Register Bit Offset + * Access Size */ - *Buffer = 0x47; - Buffer += 1; + {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.GenericReg.SpaceId), + AML_OFFSET (GenericReg.AddressSpaceId), + 4}, - /* - * Io Information Byte - */ - Temp8 = (UINT8) (LinkedList->Data.Io.IoDecode & 0x01); + /* Get the Register Address */ - *Buffer = Temp8; - Buffer += 1; - - /* - * Set the Range minimum base address - */ - Temp16 = (UINT16) LinkedList->Data.Io.MinBaseAddress; - - ACPI_MOVE_16_TO_16 (Buffer, &Temp16); - Buffer += 2; - - /* - * Set the Range maximum base address - */ - Temp16 = (UINT16) LinkedList->Data.Io.MaxBaseAddress; - - ACPI_MOVE_16_TO_16 (Buffer, &Temp16); - Buffer += 2; - - /* - * Set the base alignment - */ - Temp8 = (UINT8) LinkedList->Data.Io.Alignment; - - *Buffer = Temp8; - Buffer += 1; - - /* - * Set the range length - */ - Temp8 = (UINT8) LinkedList->Data.Io.RangeLength; - - *Buffer = Temp8; - Buffer += 1; - - /* - * Return the number of bytes consumed in this operation - */ - *BytesConsumed = ACPI_PTR_DIFF (Buffer, *OutputBuffer); - return_ACPI_STATUS (AE_OK); -} + {ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.GenericReg.Address), + AML_OFFSET (GenericReg.Address), + 1} +}; /******************************************************************************* * - * FUNCTION: AcpiRsFixedIoStream - * - * 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 + * AcpiRsConvertEndDpf * ******************************************************************************/ -ACPI_STATUS -AcpiRsFixedIoStream ( - ACPI_RESOURCE *LinkedList, - UINT8 **OutputBuffer, - ACPI_SIZE *BytesConsumed) +ACPI_RSCONVERT_INFO AcpiRsConvertEndDpf[2] = { - UINT8 *Buffer = *OutputBuffer; - UINT16 Temp16 = 0; - UINT8 Temp8 = 0; - - - ACPI_FUNCTION_TRACE ("RsFixedIoStream"); - - - /* - * The descriptor field is static - */ - *Buffer = 0x4B; + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_END_DEPENDENT, + ACPI_RS_SIZE_MIN, + ACPI_RSC_TABLE_SIZE (AcpiRsConvertEndDpf)}, - Buffer += 1; - - /* - * Set the Range base address - */ - Temp16 = (UINT16) LinkedList->Data.FixedIo.BaseAddress; - - ACPI_MOVE_16_TO_16 (Buffer, &Temp16); - Buffer += 2; - - /* - * Set the range length - */ - Temp8 = (UINT8) LinkedList->Data.FixedIo.RangeLength; - - *Buffer = Temp8; - Buffer += 1; - - /* - * Return the number of bytes consumed in this operation - */ - *BytesConsumed = ACPI_PTR_DIFF (Buffer, *OutputBuffer); - return_ACPI_STATUS (AE_OK); -} + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_END_DEPENDENT, + sizeof (AML_RESOURCE_END_DEPENDENT), + 0} +}; /******************************************************************************* * - * FUNCTION: AcpiRsDmaResource - * - * 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. + * AcpiRsConvertEndTag * ******************************************************************************/ -ACPI_STATUS -AcpiRsDmaResource ( - UINT8 *ByteStreamBuffer, - ACPI_SIZE *BytesConsumed, - UINT8 **OutputBuffer, - ACPI_SIZE *StructureSize) +ACPI_RSCONVERT_INFO AcpiRsConvertEndTag[2] = { - UINT8 *Buffer = ByteStreamBuffer; - ACPI_RESOURCE *OutputStruct = (void *) *OutputBuffer; - UINT8 Temp8 = 0; - UINT8 Index; - UINT8 i; - ACPI_SIZE StructSize = ACPI_SIZEOF_RESOURCE (ACPI_RESOURCE_DMA); - - - ACPI_FUNCTION_TRACE ("RsDmaResource"); - + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_END_TAG, + ACPI_RS_SIZE_MIN, + ACPI_RSC_TABLE_SIZE (AcpiRsConvertEndTag)}, /* - * The number of bytes consumed are Constant + * Note: The checksum field is set to zero, meaning that the resource + * data is treated as if the checksum operation succeeded. + * (ACPI Spec 1.0b Section 6.4.2.8) */ - *BytesConsumed = 3; - OutputStruct->Id = ACPI_RSTYPE_DMA; + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_END_TAG, + sizeof (AML_RESOURCE_END_TAG), + 0} +}; - /* - * Point to the 8-bits of Byte 1 - */ - Buffer += 1; - Temp8 = *Buffer; - /* Decode the DMA channel bits */ +/******************************************************************************* + * + * AcpiRsGetStartDpf + * + ******************************************************************************/ - for (i = 0, Index = 0; Index < 8; Index++) - { - if ((Temp8 >> Index) & 0x01) - { - OutputStruct->Data.Dma.Channels[i] = Index; - i++; - } - } +ACPI_RSCONVERT_INFO AcpiRsGetStartDpf[5] = +{ + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_START_DEPENDENT, + ACPI_RS_SIZE (ACPI_RESOURCE_START_DEPENDENT), + ACPI_RSC_TABLE_SIZE (AcpiRsGetStartDpf)}, - /* Zero DMA channels is valid */ + /* Defaults for Compatibility and Performance priorities */ - OutputStruct->Data.Dma.NumberOfChannels = i; - if (i > 0) - { - /* - * Calculate the structure size based upon the number of interrupts - */ - StructSize += ((ACPI_SIZE) i - 1) * 4; - } + {ACPI_RSC_SET8, ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority), + ACPI_ACCEPTABLE_CONFIGURATION, + 2}, - /* - * Point to Byte 2 - */ - Buffer += 1; - Temp8 = *Buffer; + /* All done if there is no flag byte present in the descriptor */ - /* - * Check for transfer preference (Bits[1:0]) - */ - OutputStruct->Data.Dma.Transfer = Temp8 & 0x03; + {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_AML_LENGTH, 0, 1}, - if (0x03 == OutputStruct->Data.Dma.Transfer) - { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid DMA.Transfer preference (3)\n")); - return_ACPI_STATUS (AE_BAD_DATA); - } + /* Flag byte is present, get the flags */ - /* - * Get bus master preference (Bit[2]) - */ - OutputStruct->Data.Dma.BusMaster = (Temp8 >> 2) & 0x01; + {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority), + AML_OFFSET (StartDpf.Flags), + 0}, - /* - * Get channel speed support (Bits[6:5]) - */ - OutputStruct->Data.Dma.Type = (Temp8 >> 5) & 0x03; - - /* - * Set the Length parameter - */ - OutputStruct->Length = (UINT32) StructSize; - - /* - * Return the final size of the structure - */ - *StructureSize = StructSize; - return_ACPI_STATUS (AE_OK); -} + {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.PerformanceRobustness), + AML_OFFSET (StartDpf.Flags), + 2} +}; /******************************************************************************* * - * FUNCTION: AcpiRsDmaStream - * - * 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 + * AcpiRsSetStartDpf * ******************************************************************************/ -ACPI_STATUS -AcpiRsDmaStream ( - ACPI_RESOURCE *LinkedList, - UINT8 **OutputBuffer, - ACPI_SIZE *BytesConsumed) +ACPI_RSCONVERT_INFO AcpiRsSetStartDpf[6] = { - UINT8 *Buffer = *OutputBuffer; - UINT16 Temp16 = 0; - UINT8 Temp8 = 0; - UINT8 Index; + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_START_DEPENDENT, + sizeof (AML_RESOURCE_START_DEPENDENT), + ACPI_RSC_TABLE_SIZE (AcpiRsSetStartDpf)}, + /* Set the default flag values */ - ACPI_FUNCTION_TRACE ("RsDmaStream"); - - - /* - * The descriptor field is static - */ - *Buffer = 0x2A; - Buffer += 1; - Temp8 = 0; + {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority), + AML_OFFSET (StartDpf.Flags), + 0}, + {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.PerformanceRobustness), + AML_OFFSET (StartDpf.Flags), + 2}, /* - * Loop through all of the Channels and set the mask bits + * All done if flags byte is necessary -- if either priority value + * is not ACPI_ACCEPTABLE_CONFIGURATION */ - for (Index = 0; - Index < LinkedList->Data.Dma.NumberOfChannels; - Index++) - { - Temp16 = (UINT16) LinkedList->Data.Dma.Channels[Index]; - Temp8 |= 0x1 << Temp16; - } + {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE, + ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority), + ACPI_ACCEPTABLE_CONFIGURATION}, - *Buffer = Temp8; - Buffer += 1; + {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE, + ACPI_RS_OFFSET (Data.StartDpf.PerformanceRobustness), + ACPI_ACCEPTABLE_CONFIGURATION}, - /* - * Set the DMA Info - */ - Temp8 = (UINT8) ((LinkedList->Data.Dma.Type & 0x03) << 5); - Temp8 |= ((LinkedList->Data.Dma.BusMaster & 0x01) << 2); - Temp8 |= (LinkedList->Data.Dma.Transfer & 0x03); + /* Flag byte is not necessary */ - *Buffer = Temp8; - Buffer += 1; + {ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_START_DEPENDENT_NOPRIO)} +}; - /* - * Return the number of bytes consumed in this operation - */ - *BytesConsumed = ACPI_PTR_DIFF (Buffer, *OutputBuffer); - return_ACPI_STATUS (AE_OK); -} |