/******************************************************************************
*
* Name: acpiosxf.h - All interfaces to the OS Services Layer (OSL). These
* interfaces must be implemented by OSL to interface the
* ACPI components to the host operating system.
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2012, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*/
#ifndef __ACPIOSXF_H__
#define __ACPIOSXF_H__
#include "platform/acenv.h"
#include "actypes.h"
/* Types for AcpiOsExecute */
typedef enum
{
OSL_GLOBAL_LOCK_HANDLER,
OSL_NOTIFY_HANDLER,
OSL_GPE_HANDLER,
OSL_DEBUGGER_THREAD,
OSL_EC_POLL_HANDLER,
OSL_EC_BURST_HANDLER
} ACPI_EXECUTE_TYPE;
#define ACPI_NO_UNIT_LIMIT ((UINT32) -1)
#define ACPI_MUTEX_SEM 1
/* Functions for AcpiOsSignal */
#define ACPI_SIGNAL_FATAL 0
#define ACPI_SIGNAL_BREAKPOINT 1
typedef struct acpi_signal_fatal_info
{
UINT32 Type;
UINT32 Code;
UINT32 Argument;
} ACPI_SIGNAL_FATAL_INFO;
/*
* OSL Initialization and shutdown primitives
*/
ACPI_STATUS
AcpiOsInitialize (
void);
ACPI_STATUS
AcpiOsTerminate (
void);
/*
* ACPI Table interfaces
*/
ACPI_PHYSICAL_ADDRESS
AcpiOsGetRootPointer (
void);
ACPI_STATUS
AcpiOsPredefinedOverride (
const ACPI_PREDEFINED_NAMES *InitVal,
ACPI_STRING *NewVal);
ACPI_STATUS
AcpiOsTableOverride (
ACPI_TABLE_HEADER *ExistingTable,
ACPI_TABLE_HEADER **NewTable);
ACPI_STATUS
AcpiOsPhysicalTableOverride (
ACPI_TABLE_HEADER *ExistingTable,
ACPI_PHYSICAL_ADDRESS *NewAddress,
UINT32 *NewTableLength);
/*
* Spinlock primitives
*/
#ifndef AcpiOsCreateLock
ACPI_STATUS
AcpiOsCreateLock (
ACPI_SPINLOCK *OutHandle);
#endif
void
AcpiOsDeleteLock (
ACPI_SPINLOCK Handle);
ACPI_CPU_FLAGS
AcpiOsAcquireLock (
ACPI_SPINLOCK Handle);
void
AcpiOsReleaseLock (
ACPI_SPINLOCK Handle,
ACPI_CPU_FLAGS Flags);
/*
* Semaphore primitives
*/
ACPI_STATUS
AcpiOsCreateSemaphore (
UINT32 MaxUnits,
UINT32 InitialUnits,
ACPI_SEMAPHORE *OutHandle);
ACPI_STATUS
AcpiOsDeleteSemaphore (
ACPI_SEMAPHORE Handle);
ACPI_STATUS
AcpiOsWaitSemaphore (
ACPI_SEMAPHORE Handle,
UINT32 Units,
UINT16 Timeout);
ACPI_STATUS
AcpiOsSignalSemaphore (
ACPI_SEMAPHORE Handle,
UINT32 Units);
/*
* Mutex primitives. May be configured to use semaphores instead via
* ACPI_MUTEX_TYPE (see platform/acenv.h)
*/
#if (ACPI_MUTEX_TYPE != ACPI_BINARY_SEMAPHORE)
ACPI_STATUS
AcpiOsCreateMutex (
ACPI_MUTEX *OutHandle);
void
AcpiOsDeleteMutex (
ACPI_MUTEX Handle);
ACPI_STATUS
AcpiOsAcquireMutex (
ACPI_MUTEX Handle,
UINT16 Timeout);
void
AcpiOsReleaseMutex (
ACPI_MUTEX Handle);
#endif
/*
* Memory allocation and mapping
*/
void *
AcpiOsAllocate (
ACPI_SIZE Size);
void
AcpiOsFree (
void * Memory);
void *
AcpiOsMapMemory (
ACPI_PHYSICAL_ADDRESS Where,
ACPI_SIZE Length);
void
AcpiOsUnmapMemory (
void *LogicalAddress,
ACPI_SIZE Size);
ACPI_STATUS
AcpiOsGetPhysicalAddress (
void *LogicalAddress,
ACPI_PHYSICAL_ADDRESS *PhysicalAddress);
/*
* Memory/Object Cache
*/
ACPI_STATUS
AcpiOsCreateCache (
char *CacheName,
UINT16 ObjectSize,
UINT16 MaxDepth,
ACPI_CACHE_T **ReturnCache);
ACPI_STATUS
AcpiOsDeleteCache (
ACPI_CACHE_T *Cache);
ACPI_STATUS
AcpiOsPurgeCache (
ACPI_CACHE_T *Cache);
void *
AcpiOsAcquireObject (
ACPI_CACHE_T *Cache);
ACPI_STATUS
AcpiOsReleaseObject (
ACPI_CACHE_T *Cache,
void *Object);
/*
* Interrupt handlers
*/
ACPI_STATUS
AcpiOsInstallInterruptHandler (
UINT32 InterruptNumber,
ACPI_OSD_HANDLER ServiceRoutine,
void *Context);
ACPI_STATUS
AcpiOsRemoveInterruptHandler (
UINT32 InterruptNumber,
ACPI_OSD_HANDLER ServiceRoutine);
/*
* Threads and Scheduling
*/
ACPI_THREAD_ID
AcpiOsGetThreadId (
void);
ACPI_STATUS
AcpiOsExecute (
ACPI_EXECUTE_TYPE Type,
ACPI_OSD_EXEC_CALLBACK Function,
void *Context);
void
AcpiOsWaitEventsComplete (
void);
void
AcpiOsSleep (
UINT64 Milliseconds);
void
AcpiOsStall (
UINT32 Microseconds);
/*
* Platform and hardware-independent I/O interfaces
*/
ACPI_STATUS
AcpiOsReadPort (
ACPI_IO_ADDRESS Address,
UINT32 *Value,
UINT32 Width);
ACPI_STATUS
AcpiOsWritePort (
ACPI_IO_ADDRESS Address,
UINT32 Value,
UINT32 Width);
/*
* Platform and hardware-independent physical memory interfaces
*/
ACPI_STATUS
AcpiOsReadMemory (
ACPI_PHYSICAL_ADDRESS Address,
UINT64 *Value,
UINT32 Width);
ACPI_STATUS
AcpiOsWriteMemory (
ACPI_PHYSICAL_ADDRESS Address,
UINT64 Value,
UINT32 Width);
/*
* Platform and hardware-independent PCI configuration space access
* Note: Can't use "Register" as a parameter, changed to "Reg" --
* certain compilers complain.
*/
ACPI_STATUS
AcpiOsReadPciConfiguration (
ACPI_PCI_ID *PciId,
UINT32 Reg,
UINT64 *Value,
UINT32 Width);
ACPI_STATUS
AcpiOsWritePciConfiguration (
ACPI_PCI_ID *PciId,
UINT32 Reg,
UINT64 Value,
UINT32 Width);
/*
* Miscellaneous
*/
BOOLEAN
AcpiOsReadable (
void *Pointer,
ACPI_SIZE Length);
BOOLEAN
AcpiOsWritable (
void *Pointer,
ACPI_SIZE Length);
UINT64
AcpiOsGetTimer (
void);
ACPI_STATUS
AcpiOsSignal (
UINT32 Function,
void *Info);
/*
* Debug print routines
*/
void ACPI_INTERNAL_VAR_XFACE
AcpiOsPrintf (
const char *Format,
...);
void
AcpiOsVprintf (
const char *Format,
va_list Args);
void
AcpiOsRedirectOutput (
void *Destination);
/*
* Debug input
*/
ACPI_STATUS
AcpiOsGetLine (
char *Buffer,
UINT32 BufferLength,
UINT32 *BytesRead);
/*
* Directory manipulation
*/
void *
AcpiOsOpenDirectory (
char *Pathname,
char *WildcardSpec,
char RequestedFileType);
/* RequesteFileType values */
#define REQUEST_FILE_ONLY 0
#define REQUEST_DIR_ONLY 1
char *
AcpiOsGetNextFilename (
void *DirHandle);
void
AcpiOsCloseDirectory (
void *DirHandle);
#endif /* __ACPIOSXF_H__ */
