129 lines
6.4 KiB
C
129 lines
6.4 KiB
C
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/***************************************************************************\
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|* *|
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|* Copyright 2001-2004 NVIDIA Corporation. All Rights Reserved. *|
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|* *|
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|* THE INFORMATION CONTAINED HEREIN IS PROPRIETARY AND CONFIDENTIAL *|
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|* TO NVIDIA, CORPORATION. USE, REPRODUCTION OR DISCLOSURE TO ANY *|
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|* THIRD PARTY IS SUBJECT TO WRITTEN PRE-APPROVAL BY NVIDIA, CORP. *|
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|* *|
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|* THE INFORMATION CONTAINED HEREIN IS PROVIDED "AS IS" WITHOUT *|
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|* EXPRESS OR IMPLIED WARRANTY OF ANY KIND, INCLUDING ALL IMPLIED *|
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|* WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A *|
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|* PARTICULAR PURPOSE. *|
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|* *|
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\***************************************************************************/
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/*
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FILE: os.h
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DATE: 2/7/00
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This file contains the os interface. Note that the os interface is
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itself an OS-independent API. The OS specific module is implemented
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by ndis.c for Win9X/NT and linuxnet.c for linux.
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*/
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#ifndef _OS_H_
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#define _OS_H_
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#include "phy.h"
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#define HDO_VERSION_STRING "HDR O: $Revision: #21 $";
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// This is the maximum packet size that we will be sending
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// #define MAX_PACKET_SIZE 2048
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//#define RX_BUFFER_SIZE 2048
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#define MIN_PACKET_MTU_SIZE 576
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#define MAX_PACKET_MTU_SIZE 9202
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#define MAX_PACKET_SIZE_2048 2048
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#define MAX_PACKET_SIZE_1514 1514
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#define MAX_PACKET_SIZE_1518 1518
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#define MAX_PACKET_SIZE_JUMBO (9 * 1024)
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typedef struct _MEMORY_BLOCK
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{
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PNV_VOID pLogical;
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PNV_VOID pPhysical;
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NV_UINT32 uiLength;
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} MEMORY_BLOCK, *PMEMORY_BLOCK;
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#define ALLOC_MEMORY_NONCACHED 0x0001
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#define ALLOC_MEMORY_ALIGNED 0x0002
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typedef struct _MEMORY_BLOCKEX
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{
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PNV_VOID pLogical;
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PNV_VOID pPhysical;
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NV_UINT32 uiLength;
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/* Parameter to OS layer to indicate what type of memory is needed */
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NV_UINT16 AllocFlags;
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NV_UINT16 AlignmentSize; //always power of 2
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/* Following three fields used for aligned memory allocation */
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PNV_VOID pLogicalOrig;
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NV_UINT32 pPhysicalOrigLow;
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NV_UINT32 pPhysicalOrigHigh;
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NV_UINT32 uiLengthOrig;
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} MEMORY_BLOCKEX, *PMEMORY_BLOCKEX;
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// The typedefs for the OS functions
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typedef NV_API_CALL NV_SINT32 (* PFN_MEMORY_ALLOC) (PNV_VOID pOSCX, PMEMORY_BLOCK pMem);
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typedef NV_API_CALL NV_SINT32 (* PFN_MEMORY_FREE) (PNV_VOID pOSCX, PMEMORY_BLOCK pMem);
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typedef NV_API_CALL NV_SINT32 (* PFN_MEMORY_ALLOCEX) (PNV_VOID pOSCX, PMEMORY_BLOCKEX pMem);
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typedef NV_API_CALL NV_SINT32 (* PFN_MEMORY_FREEEX) (PNV_VOID pOSCX, PMEMORY_BLOCKEX pMem);
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typedef NV_API_CALL NV_SINT32 (* PFN_CLEAR_MEMORY) (PNV_VOID pOSCX, PNV_VOID pMem, NV_SINT32 iLength);
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typedef NV_API_CALL NV_SINT32 (* PFN_STALL_EXECUTION) (PNV_VOID pOSCX, NV_UINT32 ulTimeInMicroseconds);
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typedef NV_API_CALL NV_SINT32 (* PFN_ALLOC_RECEIVE_BUFFER) (PNV_VOID pOSCX, PMEMORY_BLOCK pMem, PNV_VOID *ppvID);
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typedef NV_API_CALL NV_SINT32 (* PFN_FREE_RECEIVE_BUFFER) (PNV_VOID pOSCX, PMEMORY_BLOCK pMem, PNV_VOID pvID);
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typedef NV_API_CALL NV_SINT32 (* PFN_PACKET_WAS_SENT) (PNV_VOID pOSCX, PNV_VOID pvID, NV_UINT32 ulSuccess);
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typedef NV_API_CALL NV_SINT32 (* PFN_PACKET_WAS_RECEIVED) (PNV_VOID pOSCX, PNV_VOID pvADReadData, NV_UINT32 ulSuccess, NV_UINT8 *pNewBuffer, NV_UINT8 uc8021pPriority);
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typedef NV_API_CALL NV_SINT32 (* PFN_LINK_STATE_HAS_CHANGED) (PNV_VOID pOSCX, NV_SINT32 nEnabled);
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typedef NV_API_CALL NV_SINT32 (* PFN_ALLOC_TIMER) (PNV_VOID pvContext, PNV_VOID *ppvTimer);
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typedef NV_API_CALL NV_SINT32 (* PFN_FREE_TIMER) (PNV_VOID pvContext, PNV_VOID pvTimer);
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typedef NV_API_CALL NV_SINT32 (* PFN_INITIALIZE_TIMER) (PNV_VOID pvContext, PNV_VOID pvTimer, PTIMER_FUNC pvFunc, PNV_VOID pvFuncParameter);
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typedef NV_API_CALL NV_SINT32 (* PFN_SET_TIMER) (PNV_VOID pvContext, PNV_VOID pvTimer, NV_UINT32 dwMillisecondsDelay);
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typedef NV_API_CALL NV_SINT32 (* PFN_CANCEL_TIMER) (PNV_VOID pvContext, PNV_VOID pvTimer);
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typedef NV_API_CALL NV_SINT32 (* PFN_PREPROCESS_PACKET) (PNV_VOID pvContext, PNV_VOID pvADReadData, PNV_VOID *ppvID,
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NV_UINT8 *pNewBuffer, NV_UINT8 uc8021pPriority);
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typedef NV_API_CALL PNV_VOID (* PFN_PREPROCESS_PACKET_NOPQ) (PNV_VOID pvContext, PNV_VOID pvADReadData);
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typedef NV_API_CALL NV_SINT32 (* PFN_INDICATE_PACKETS) (PNV_VOID pvContext, PNV_VOID *ppvID, NV_UINT32 ulNumPacket);
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typedef NV_API_CALL NV_SINT32 (* PFN_LOCK_ALLOC) (PNV_VOID pOSCX, NV_SINT32 iLockType, PNV_VOID *ppvLock);
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typedef NV_API_CALL NV_SINT32 (* PFN_LOCK_ACQUIRE) (PNV_VOID pOSCX, NV_SINT32 iLockType, PNV_VOID pvLock);
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typedef NV_API_CALL NV_SINT32 (* PFN_LOCK_RELEASE) (PNV_VOID pOSCX, NV_SINT32 iLockType, PNV_VOID pvLock);
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typedef NV_API_CALL PNV_VOID (* PFN_RETURN_BUFFER_VIRTUAL) (PNV_VOID pvContext, PNV_VOID pvADReadData);
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// Here are the OS functions that those objects below the OS interface
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// can call up to.
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typedef struct _OS_API
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{
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// OS Context -- this is a parameter to every OS API call
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PNV_VOID pOSCX;
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// Basic OS functions
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PFN_MEMORY_ALLOC pfnAllocMemory;
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PFN_MEMORY_FREE pfnFreeMemory;
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PFN_MEMORY_ALLOCEX pfnAllocMemoryEx;
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PFN_MEMORY_FREEEX pfnFreeMemoryEx;
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PFN_CLEAR_MEMORY pfnClearMemory;
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PFN_STALL_EXECUTION pfnStallExecution;
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PFN_ALLOC_RECEIVE_BUFFER pfnAllocReceiveBuffer;
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PFN_FREE_RECEIVE_BUFFER pfnFreeReceiveBuffer;
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PFN_PACKET_WAS_SENT pfnPacketWasSent;
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PFN_PACKET_WAS_RECEIVED pfnPacketWasReceived;
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PFN_LINK_STATE_HAS_CHANGED pfnLinkStateHasChanged;
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PFN_ALLOC_TIMER pfnAllocTimer;
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PFN_FREE_TIMER pfnFreeTimer;
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PFN_INITIALIZE_TIMER pfnInitializeTimer;
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PFN_SET_TIMER pfnSetTimer;
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PFN_CANCEL_TIMER pfnCancelTimer;
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PFN_PREPROCESS_PACKET pfnPreprocessPacket;
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PFN_PREPROCESS_PACKET_NOPQ pfnPreprocessPacketNopq;
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PFN_INDICATE_PACKETS pfnIndicatePackets;
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PFN_LOCK_ALLOC pfnLockAlloc;
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PFN_LOCK_ACQUIRE pfnLockAcquire;
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PFN_LOCK_RELEASE pfnLockRelease;
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PFN_RETURN_BUFFER_VIRTUAL pfnReturnBufferVirtual;
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} OS_API, *POS_API;
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#endif // _OS_H_
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