/****************************************************************************** * * Module Name: osunixxf - UNIX OSL interfaces * *****************************************************************************/ /****************************************************************************** * * 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. * *****************************************************************************/ /* * These interfaces are required in order to compile the ASL compiler under * Linux. */ #include #include #include #include #include #include "acpi.h" #include "amlcode.h" #include "acparser.h" #include "acdebug.h" #define _COMPONENT ACPI_OS_SERVICES ACPI_MODULE_NAME ("osunixxf") extern FILE *AcpiGbl_DebugFile; FILE *AcpiGbl_OutputFile; /****************************************************************************** * * FUNCTION: AcpiOsInitialize, AcpiOsTerminate * * PARAMETERS: None * * RETURN: Status * * DESCRIPTION: Init and terminate. Nothing to do. * *****************************************************************************/ ACPI_STATUS AcpiOsInitialize (void) { AcpiGbl_OutputFile = stdout; return AE_OK; } ACPI_STATUS AcpiOsTerminate (void) { return AE_OK; } /****************************************************************************** * * FUNCTION: AcpiOsGetRootPointer * * PARAMETERS: Flags - Logical or physical addressing mode * Address - Where the address is returned * * RETURN: Status * * DESCRIPTION: Gets the root pointer (RSDP) * *****************************************************************************/ ACPI_STATUS AcpiOsGetRootPointer ( UINT32 Flags, ACPI_POINTER *Address) { return (AE_OK); } /****************************************************************************** * * FUNCTION: AcpiOsPredefinedOverride * * PARAMETERS: InitVal - Initial value of the predefined object * NewVal - The new value for the object * * RETURN: Status, pointer to value. Null pointer returned if not * overriding. * * DESCRIPTION: Allow the OS to override predefined names * *****************************************************************************/ ACPI_STATUS AcpiOsPredefinedOverride ( const ACPI_PREDEFINED_NAMES *InitVal, ACPI_STRING *NewVal) { if (!InitVal || !NewVal) { return (AE_BAD_PARAMETER); } *NewVal = NULL; return (AE_OK); } /****************************************************************************** * * FUNCTION: AcpiOsTableOverride * * PARAMETERS: ExistingTable - Header of current table (probably firmware) * NewTable - Where an entire new table is returned. * * RETURN: Status, pointer to new table. Null pointer returned if no * table is available to override * * DESCRIPTION: Return a different version of a table if one is available * *****************************************************************************/ ACPI_STATUS AcpiOsTableOverride ( ACPI_TABLE_HEADER *ExistingTable, ACPI_TABLE_HEADER **NewTable) { if (!ExistingTable || !NewTable) { return (AE_BAD_PARAMETER); } *NewTable = NULL; return (AE_OK); } /****************************************************************************** * * FUNCTION: AcpiOsReadable * * PARAMETERS: Pointer - Area to be verified * Length - Size of area * * RETURN: TRUE if readable for entire length * * DESCRIPTION: Verify that a pointer is valid for reading * *****************************************************************************/ BOOLEAN AcpiOsReadable ( void *Pointer, ACPI_SIZE Length) { return (TRUE); } /****************************************************************************** * * FUNCTION: AcpiOsWritable * * PARAMETERS: Pointer - Area to be verified * Length - Size of area * * RETURN: TRUE if writable for entire length * * DESCRIPTION: Verify that a pointer is valid for writing * *****************************************************************************/ BOOLEAN AcpiOsWritable ( void *Pointer, ACPI_SIZE Length) { return (TRUE); } /****************************************************************************** * * FUNCTION: AcpiOsRedirectOutput * * PARAMETERS: Destination - An open file handle/pointer * * RETURN: None * * DESCRIPTION: Causes redirect of AcpiOsPrintf and AcpiOsVprintf * *****************************************************************************/ void AcpiOsRedirectOutput ( void *Destination) { AcpiGbl_OutputFile = Destination; } /****************************************************************************** * * FUNCTION: AcpiOsPrintf * * PARAMETERS: fmt, ... Standard printf format * * RETURN: None * * DESCRIPTION: Formatted output * *****************************************************************************/ void ACPI_INTERNAL_VAR_XFACE AcpiOsPrintf ( const char *Fmt, ...) { va_list Args; va_start (Args, Fmt); AcpiOsVprintf (Fmt, Args); va_end (Args); return; } /****************************************************************************** * * FUNCTION: AcpiOsVprintf * * PARAMETERS: fmt Standard printf format * args Argument list * * RETURN: None * * DESCRIPTION: Formatted output with argument list pointer * *****************************************************************************/ void AcpiOsVprintf ( const char *Fmt, va_list Args) { INT32 Count = 0; UINT8 Flags; Flags = AcpiGbl_DbOutputFlags; if (Flags & ACPI_DB_REDIRECTABLE_OUTPUT) { /* Output is directable to either a file (if open) or the console */ if (AcpiGbl_DebugFile) { /* Output file is open, send the output there */ Count = vfprintf (AcpiGbl_DebugFile, Fmt, Args); } else { /* No redirection, send output to console (once only!) */ Flags |= ACPI_DB_CONSOLE_OUTPUT; } } if (Flags & ACPI_DB_CONSOLE_OUTPUT) { Count = vfprintf (AcpiGbl_OutputFile, Fmt, Args); } return; } /****************************************************************************** * * FUNCTION: AcpiOsGetLine * * PARAMETERS: fmt Standard printf format * args Argument list * * RETURN: Actual bytes read * * DESCRIPTION: Formatted input with argument list pointer * *****************************************************************************/ UINT32 AcpiOsGetLine ( char *Buffer) { UINT8 Temp; UINT32 i; for (i = 0; ; i++) { scanf ("%1c", &Temp); if (!Temp || Temp == '\n') { break; } Buffer [i] = Temp; } /* Null terminate the buffer */ Buffer [i] = 0; /* Return the number of bytes in the string */ return (i); } /****************************************************************************** * * FUNCTION: AcpiOsMapMemory * * PARAMETERS: where Physical address of memory to be mapped * length How much memory to map * there Logical address of mapped memory * * RETURN: Pointer to mapped memory. Null on error. * * DESCRIPTION: Map physical memory into caller's address space * *****************************************************************************/ ACPI_STATUS AcpiOsMapMemory ( ACPI_PHYSICAL_ADDRESS where, ACPI_SIZE length, void **there) { *there = (void *) (uintptr_t) where; return AE_OK; } /****************************************************************************** * * FUNCTION: AcpiOsUnmapMemory * * PARAMETERS: where Logical address of memory to be unmapped * length How much memory to unmap * * RETURN: None. * * DESCRIPTION: Delete a previously created mapping. Where and Length must * correspond to a previous mapping exactly. * *****************************************************************************/ void AcpiOsUnmapMemory ( void *where, UINT32 length) { return; } /****************************************************************************** * * FUNCTION: AcpiOsAllocate * * PARAMETERS: Size Amount to allocate, in bytes * * RETURN: Pointer to the new allocation. Null on error. * * DESCRIPTION: Allocate memory. Algorithm is dependent on the OS. * *****************************************************************************/ void * AcpiOsAllocate ( UINT32 size) { void *Mem; Mem = (void *) malloc ((size_t) size); return Mem; } /****************************************************************************** * * FUNCTION: AcpiOsFree * * PARAMETERS: mem Pointer to previously allocated memory * * RETURN: None. * * DESCRIPTION: Free memory allocated via AcpiOsAllocate * *****************************************************************************/ void AcpiOsFree ( void *mem) { free (mem); } /****************************************************************************** * * FUNCTION: AcpiOsCreateSemaphore * * PARAMETERS: InitialUnits - Units to be assigned to the new semaphore * OutHandle - Where a handle will be returned * * RETURN: Status * * DESCRIPTION: Create an OS semaphore * *****************************************************************************/ ACPI_STATUS AcpiOsCreateSemaphore ( UINT32 MaxUnits, UINT32 InitialUnits, ACPI_HANDLE *OutHandle) { *OutHandle = (ACPI_HANDLE) 1; return AE_OK; } /****************************************************************************** * * FUNCTION: AcpiOsDeleteSemaphore * * PARAMETERS: Handle - Handle returned by AcpiOsCreateSemaphore * * RETURN: Status * * DESCRIPTION: Delete an OS semaphore * *****************************************************************************/ ACPI_STATUS AcpiOsDeleteSemaphore ( ACPI_HANDLE Handle) { if (!Handle) { return AE_BAD_PARAMETER; } return AE_OK; } /****************************************************************************** * * FUNCTION: AcpiOsWaitSemaphore * * PARAMETERS: Handle - Handle returned by AcpiOsCreateSemaphore * Units - How many units to wait for * Timeout - How long to wait * * RETURN: Status * * DESCRIPTION: Wait for units * *****************************************************************************/ ACPI_STATUS AcpiOsWaitSemaphore ( ACPI_HANDLE Handle, UINT32 Units, UINT16 Timeout) { return AE_OK; } /****************************************************************************** * * FUNCTION: AcpiOsSignalSemaphore * * PARAMETERS: Handle - Handle returned by AcpiOsCreateSemaphore * Units - Number of units to send * * RETURN: Status * * DESCRIPTION: Send units * *****************************************************************************/ ACPI_STATUS AcpiOsSignalSemaphore ( ACPI_HANDLE Handle, UINT32 Units) { return AE_OK; } ACPI_STATUS AcpiOsCreateLock ( ACPI_HANDLE *OutHandle) { return (AcpiOsCreateSemaphore (1, 1, OutHandle)); } void AcpiOsDeleteLock ( ACPI_HANDLE Handle) { AcpiOsDeleteSemaphore (Handle); } void AcpiOsAcquireLock ( ACPI_HANDLE Handle, UINT32 Flags) { AcpiOsWaitSemaphore (Handle, 1, 0xFFFF); } void AcpiOsReleaseLock ( ACPI_HANDLE Handle, UINT32 Flags) { AcpiOsSignalSemaphore (Handle, 1); } /****************************************************************************** * * FUNCTION: AcpiOsInstallInterruptHandler * * PARAMETERS: InterruptNumber Level handler should respond to. * Isr Address of the ACPI interrupt handler * ExceptPtr Where status is returned * * RETURN: Handle to the newly installed handler. * * DESCRIPTION: Install an interrupt handler. Used to install the ACPI * OS-independent handler. * *****************************************************************************/ UINT32 AcpiOsInstallInterruptHandler ( UINT32 InterruptNumber, OSD_HANDLER ServiceRoutine, void *Context) { return AE_OK; } /****************************************************************************** * * FUNCTION: AcpiOsRemoveInterruptHandler * * PARAMETERS: Handle Returned when handler was installed * * RETURN: Status * * DESCRIPTION: Uninstalls an interrupt handler. * *****************************************************************************/ ACPI_STATUS AcpiOsRemoveInterruptHandler ( UINT32 InterruptNumber, OSD_HANDLER ServiceRoutine) { return AE_OK; } /****************************************************************************** * * FUNCTION: AcpiOsQueueForExecution * * PARAMETERS: Priority - Requested execution priority * Function - Address of the function to execute * Context - Passed as a parameter to the function * * RETURN: Status. * * DESCRIPTION: Sleep at microsecond granularity * *****************************************************************************/ ACPI_STATUS AcpiOsQueueForExecution ( UINT32 Priority, OSD_EXECUTION_CALLBACK Function, void *Context) { // _beginthread (Function, (unsigned) 0, Context); return 0; } /****************************************************************************** * * FUNCTION: AcpiOsBreakpoint * * PARAMETERS: Msg Message to print * * RETURN: Status * * DESCRIPTION: Print a message and break to the debugger. * *****************************************************************************/ ACPI_STATUS AcpiOsBreakpoint ( char *Msg) { /* Print the message and do an INT 3 */ if (Msg) { AcpiOsPrintf ("AcpiOsBreakpoint: %s ****\n", Msg); } else { AcpiOsPrintf ("At AcpiOsBreakpoint ****\n"); } return AE_OK; } /****************************************************************************** * * FUNCTION: AcpiOsSleepUsec * * PARAMETERS: microseconds To sleep * * RETURN: Blocks until sleep is completed. * * DESCRIPTION: Sleep at microsecond granularity * *****************************************************************************/ void AcpiOsStall ( UINT32 microseconds) { return; } /****************************************************************************** * * FUNCTION: AcpiOsSleep * * PARAMETERS: seconds To sleep * milliseconds To sleep * * RETURN: Blocks until sleep is completed. * * DESCRIPTION: Sleep at second/millisecond granularity * *****************************************************************************/ void AcpiOsSleep ( UINT32 seconds, UINT32 milliseconds) { usleep (((seconds * 1000) + milliseconds) * 1000); return; } /****************************************************************************** * * FUNCTION: AcpiOsGetTimer * * PARAMETERS: None * * RETURN: Current time in milliseconds * * DESCRIPTION: Get the current system time (in milliseconds). * *****************************************************************************/ UINT32 AcpiOsGetTimer (void) { struct timeval time; gettimeofday(&time, NULL); return ((time.tv_sec/1000) + (time.tv_usec*1000)); } /****************************************************************************** * * FUNCTION: AcpiOsReadPciConfiguration * * PARAMETERS: PciId Seg/Bus/Dev * Register Device Register * Value Buffer where value is placed * Width Number of bits * * RETURN: Status * * DESCRIPTION: Read data from PCI configuration space * *****************************************************************************/ ACPI_STATUS AcpiOsReadPciConfiguration ( ACPI_PCI_ID *PciId, UINT32 Register, void *Value, UINT32 Width) { return (AE_OK); } /****************************************************************************** * * FUNCTION: AcpiOsWritePciConfiguration * * PARAMETERS: PciId Seg/Bus/Dev * Register Device Register * Value Value to be written * Width Number of bits * * RETURN: Status. * * DESCRIPTION: Write data to PCI configuration space * *****************************************************************************/ ACPI_STATUS AcpiOsWritePciConfiguration ( ACPI_PCI_ID *PciId, UINT32 Register, ACPI_INTEGER Value, UINT32 Width) { return (AE_OK); } /* TEMPORARY STUB FUNCTION */ void AcpiOsDerivePciId( ACPI_HANDLE rhandle, ACPI_HANDLE chandle, ACPI_PCI_ID **PciId) { } /****************************************************************************** * * FUNCTION: AcpiOsReadPort * * PARAMETERS: Address Address of I/O port/register to read * Value Where value is placed * Width Number of bits * * RETURN: Value read from port * * DESCRIPTION: Read data from an I/O port or register * *****************************************************************************/ ACPI_STATUS AcpiOsReadPort ( ACPI_IO_ADDRESS Address, UINT32 *Value, UINT32 Width) { switch (Width) { case 8: *Value = 0xFF; break; case 16: *Value = 0xFFFF; break; case 32: *Value = 0xFFFFFFFF; break; } return (AE_OK); } /****************************************************************************** * * FUNCTION: AcpiOsWritePort * * PARAMETERS: Address Address of I/O port/register to write * Value Value to write * Width Number of bits * * RETURN: None * * DESCRIPTION: Write data to an I/O port or register * *****************************************************************************/ ACPI_STATUS AcpiOsWritePort ( ACPI_IO_ADDRESS Address, UINT32 Value, UINT32 Width) { return (AE_OK); } /****************************************************************************** * * FUNCTION: AcpiOsReadMemory * * PARAMETERS: Address Physical Memory Address to read * Value Where value is placed * Width Number of bits * * RETURN: Value read from physical memory address * * DESCRIPTION: Read data from a physical memory address * *****************************************************************************/ ACPI_STATUS AcpiOsReadMemory ( ACPI_PHYSICAL_ADDRESS Address, UINT32 *Value, UINT32 Width) { switch (Width) { case 8: case 16: case 32: *Value = 0; break; default: return (AE_BAD_PARAMETER); break; } return (AE_OK); } /****************************************************************************** * * FUNCTION: AcpiOsWriteMemory * * PARAMETERS: Address Physical Memory Address to write * Value Value to write * Width Number of bits * * RETURN: None * * DESCRIPTION: Write data to a physical memory address * *****************************************************************************/ ACPI_STATUS AcpiOsWriteMemory ( ACPI_PHYSICAL_ADDRESS Address, UINT32 Value, UINT32 Width) { return (AE_OK); } UINT32 AcpiOsGetThreadId(void) { return getpid(); } /****************************************************************************** * * FUNCTION: AcpiOsSignal * * PARAMETERS: Function ACPI CA signal function code * Info Pointer to function-dependent structure * * RETURN: Status * * DESCRIPTION: Miscellaneous functions * *****************************************************************************/ ACPI_STATUS AcpiOsSignal ( UINT32 Function, void *Info) { switch (Function) { case ACPI_SIGNAL_FATAL: break; case ACPI_SIGNAL_BREAKPOINT: if (Info) { AcpiOsPrintf ("AcpiOsBreakpoint: %s ****\n", Info); } else { AcpiOsPrintf ("At AcpiOsBreakpoint ****\n"); } break; } return (AE_OK); }