91 lines
2.7 KiB
C
91 lines
2.7 KiB
C
/* canController.h - CAN controller definitions for Wind River CAN Common Interface */
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/*
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* Copyright (c) 2001, 2004, 2007, 2012 Wind River Systems, Inc.
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*
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* The right to copy, distribute, modify or otherwise make use
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* of this software may be licensed only pursuant to the terms
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* of an applicable Wind River license agreement.
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*/
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/*
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modification history
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--------------------
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01b,30nov12,wqi Added am335x DCAN support
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01a,04dec07,d_z Added tolapai can support
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08apr04,lsg added FlexCAN related macros
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26feb04,bjn Added MPC5200 support
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26dec01,lsg added TOUCAN (PPC5xx) related macros
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09nov01,dnb modified for integration into Tornado
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12jul01,jac written
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*/
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/*
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DESCRIPTION
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This file contains CAN controller definitions for the
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CAN Common Interface.
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*/
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#ifndef CAN_CONTROLLER_H_
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#define CAN_CONTROLLER_H_
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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struct WNCAN_Device;
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typedef UINT WNCAN_ControllerType;
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/* Datatypes used for controller's linked list */
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typedef void (*pfn_Ctrlr_EstabLnks_Type)(struct WNCAN_Device *pDev);
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/* The CAN_ControllerType lists the available controllers */
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#define WNCAN_I82527 1
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#define WNCAN_SJA1000 2
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#define WNCAN_TOUCAN 3
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#define WNCAN_MCP2510 4
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#define WNCAN_HCAN2 5
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#define WNCAN_MOTMSCAN 6
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#define WNCAN_FLEXCAN 7
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#define WNCAN_CTL_TOLAPAI 8
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#define WNCAN_TIDCAN 9
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struct WNCAN_Controller
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{
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WNCAN_ControllerType ctrlType; /* type of controller */
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UCHAR ctrlID; /* handle identifier of this controller */
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UCHAR brp;
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UCHAR sjw;
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UCHAR tseg1;
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UCHAR tseg2;
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UCHAR samples;
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struct WNCAN_Device *pDev; /* pointer to parent CAN_Device structure */
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const UINT *chnType; /* number of ways a message buffer can be configured */
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UINT *chnMode; /* current way a message buffer is configured */
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UCHAR numChn; /* number of available channels */
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void *csData; /* pointer to chip-specific data */
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};
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/* function prototypes */
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STATUS WNCAN_Controller_establishLinks(struct WNCAN_Device *pDev,
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WNCAN_ControllerType ctrlType);
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/* define access macros for use with the controller's linked list */
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#define CONTROLLERLL_INIT() FLL_Create(&g_ControllerLLRoot)
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#define CONTROLLERLL_ADD(n) FLL_Add(&g_ControllerLLRoot, n)
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#define CONTROLLERLL_GET(key) ((ControllerLLNode*)FLL_Find(&g_ControllerLLRoot, key))
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#define CONTROLLERLL_FIRST() ((ControllerLLNode*)FLL_FirstNode(&g_ControllerLLRoot))
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#define CONTROLLERLL_NEXT(n) ((ControllerLLNode*)FLL_NextNode(n))
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* CAN_CONTROLLER_H_ */
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