can.cfg.h

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//*****************************************************************************
// Author               : Christian Illy
// Created              : 04.05.2009
// Revised              : 29.06.2009
// Version              : 0.1
// Target MCU   : Fujitsu MB96300 series
//
//  This program is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
//*****************************************************************************


#ifndef CAN_CFG_H_
#define CAN_CFG_H_

#include "mb96348hs.h"

#define CAN_RX_ENABLE   PIER10
#define CAN_RX_BIT              0

#define CAN_BASE        CTRLR0
#define CAN_BUFFERCOUNT 32



#define CANREG(x)   (*((CAN_##x##_TYPE*)((uint8_t*)(&(CAN_BASE)) + CAN_##x##_OFFSET)))


// TODO: Documentation for registers / bits

#define CAN_COER_OFFSET 0xCE
#define CAN_COER_TYPE   uint8_t
#define CAN_COER        CANREG(COER)
#define CAN_COER_OE             0

#define CAN_CTRLR_OFFSET        0x00
#define CAN_CTRLR_TYPE  uint8_t
#define CAN_CTRLR       CANREG(CTRLR)
#define CAN_CTRLR_INIT  0
#define CAN_CTRLR_IE    1
#define CAN_CTRLR_SIE   2
#define CAN_CTRLR_EIE   3
#define CAN_CTRLR_DAR   5
#define CAN_CTRLR_CCE   6
#define CAN_CTRLR_TEST  7

#define CAN_STATR_OFFSET        0x02
#define CAN_STATR_TYPE  uint8_t
#define CAN_STATR       CANREG(STATR)
#define CAN_STATR_LEC_MASK      (0x07)
#define CAN_STATR_TXOK  3
#define CAN_STATR_RXOK  4
#define CAN_STATR_EPASS 5
#define CAN_STATR_EWARN 6
#define CAN_STATR_BOFF  7

#define CAN_ERRCNTH_OFFSET      0x05
#define CAN_ERRCNTH_TYPE        uint8_t
#define CAN_ERRCNTH     CANREG(ERRCNTH)
#define CAN_ERRCNTH_RP  7
#define CAN_ERRCNTH_REC_MASK    (0x7f)

#define CAN_ERRCNTL_OFFSET      0x04
#define CAN_ERRCNTL_TYPE        uint8_t
#define CAN_ERRCNTL     CANREG(ERRCNTL)

#define CAN_BTR_OFFSET  0x06
#define CAN_BTR_TYPE    uint16_t
#define CAN_BTR CANREG(BTR)
#define CAN_BTR_TSEG2_MASK      (0x7000)
#define CAN_BTR_TSEG2_SHIFT     (12)
#define CAN_BTR_TSEG1_MASK      (0x0f00)
#define CAN_BTR_TSEG1_SHIFT     (8)
#define CAN_BTR_SJW_MASK        (0x00c0)
#define CAN_BTR_SJW_SHIFT       (6)
#define CAN_BTR_BRP_MASK        (0x003f)

#define CAN_INTR_OFFSET 0x08
#define CAN_INTR_TYPE   uint16_t
#define CAN_INTR        CANREG(INTR)
#define CAN_INTR_STATUS_VALUE   0x8000

#define CAN_TESTR_OFFSET        0x0A
#define CAN_TESTR_TYPE  uint8_t
#define CAN_TESTR       CANREG(TESTR)
#define CAN_TESTR_RX    7
#define CAN_TESTR_TX1   6
#define CAN_TESTR_TX0   5
#define CAN_TESTR_LBACK 4
#define CAN_TESTR_SILENT        3
#define CAN_TESTR_BASIC 2

#define CAN_BRPER_OFFSET        0x0C
#define CAN_BRPER_TYPE  uint8_t
#define CAN_BRPER       CANREG(BRPER)



#define CAN_IF1CREQ_OFFSET      0x10
#define CAN_IF1CREQ_TYPE        uint8_t
#define CAN_IF1CREQ     CANREG(IF1CREQ)
#define CAN_IF1CMSK_OFFSET      0x12
#define CAN_IF1CMSK_TYPE        uint8_t
#define CAN_IF1CMSK     CANREG(IF1CMSK)
#define CAN_IF1MSK_OFFSET       0x14
#define CAN_IF1MSK_TYPE uint32_t
#define CAN_IF1MSK      CANREG(IF1MSK)
#define CAN_IF1ARB_OFFSET       0x18
#define CAN_IF1ARB_TYPE uint32_t
#define CAN_IF1ARB      CANREG(IF1ARB)
#define CAN_IF1MCTR_OFFSET      0x1C
#define CAN_IF1MCTR_TYPE        uint16_t
#define CAN_IF1MCTR     CANREG(IF1MCTR)
#define CAN_IF1DTA_OFFSET       0x1E
#define CAN_IF1DTA_TYPE uint32_t
#define CAN_IF1DTA      CANREG(IF1DTA)
#define CAN_IF1DTB_OFFSET       0x22
#define CAN_IF1DTB_TYPE uint32_t
#define CAN_IF1DTB      CANREG(IF1DTB)

#define CAN_IF2CREQ_OFFSET      0x40
#define CAN_IF2CREQ_TYPE        uint8_t
#define CAN_IF2CREQ     CANREG(IF2CREQ)
#define CAN_IF2CMSK_OFFSET      0x42
#define CAN_IF2CMSK_TYPE        uint8_t
#define CAN_IF2CMSK     CANREG(IF2CMSK)
#define CAN_IF2MSK_OFFSET       0x44
#define CAN_IF2MSK_TYPE uint32_t
#define CAN_IF2MSK      CANREG(IF2MSK)
#define CAN_IF2ARB_OFFSET       0x48
#define CAN_IF2ARB_TYPE uint32_t
#define CAN_IF2ARB      CANREG(IF2ARB)
#define CAN_IF2MCTR_OFFSET      0x4C
#define CAN_IF2MCTR_TYPE        uint16_t
#define CAN_IF2MCTR     CANREG(IF2MCTR)
#define CAN_IF2DTA_OFFSET       0x4E
#define CAN_IF2DTA_TYPE uint32_t
#define CAN_IF2DTA      CANREG(IF2DTA)
#define CAN_IF2DTB_OFFSET       0x52
#define CAN_IF2DTB_TYPE uint32_t
#define CAN_IF2DTB      CANREG(IF2DTB)

#define CAN_IFCREQ_BUSY 15

#define CAN_IFCMSK_WRRD 7
#define CAN_IFCMSK_MASK 6
#define CAN_IFCMSK_ARB  5
#define CAN_IFCMSK_CONTROL      4
#define CAN_IFCMSK_CIP  3
#define CAN_IFCMSK_TXREQ        2
#define CAN_IFCMSK_DATAA        1
#define CAN_IFCMSK_DATAB        0

#define CAN_IFMSK_MXTD  31
#define CAN_IFMSK_MDIR  30
#define CAN_IFMSK_MSK_MASK      (0x1fffffffL)

#define CAN_IFARB_MSGVAL        31
#define CAN_IFARB_XTD   30
#define CAN_IFARB_DIR   29
#define CAN_IFARB_ID_MASK       (0x1fffffffL)

#define CAN_IFMCTR_NEWDAT       15
#define CAN_IFMCTR_MSGLST       14
#define CAN_IFMCTR_INTPNT       13
#define CAN_IFMCTR_UMASK        12
#define CAN_IFMCTR_TXIE 11
#define CAN_IFMCTR_RXIE 10
#define CAN_IFMCTR_RMTEN        9
#define CAN_IFMCTR_TXRQST       8
#define CAN_IFMCTR_EOB  7
#define CAN_IFMCTR_DLC_MASK     (0x000f)



#define CAN_TREQR_OFFSET        0x80
#define CAN_TREQR_TYPE  uint32_t
#define CAN_TREQR       CANREG(TREQR)
#define CAN_NEWDT_OFFSET        0x90
#define CAN_NEWDT_TYPE  uint32_t
#define CAN_NEWDT       CANREG(NEWDT)
#define CAN_INTPND_OFFSET       0xA0
#define CAN_INTPND_TYPE uint32_t
#define CAN_INTPND      CANREG(INTPND)
#define CAN_MSGVAL_OFFSET       0xB0
#define CAN_MSGVAL_TYPE uint32_t
#define CAN_MSGVAL      CANREG(MSGVAL)



#endif /* CAN_CFG_H_ */