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barebox/arch/m68k/include/asm/coldfire/mcf548x/mcf548x_can.h

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/*
* Copyright (c) 2008 Carsten Schlote <c.schlote@konzeptpark.de>
* See file CREDITS for list of people who contributed to this project.
*
* This file is part of barebox.
*
* barebox 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.
*
* barebox 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 barebox. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file
* Register and bit definitions for the MCF548X and MCF547x
* CAN controllers
*/
#ifndef __MCF548X_CAN_H__
#define __MCF548X_CAN_H__
/*
* FlexCAN Module (CAN)
*/
/* Register read/write macros */
#define MCF_CAN_CANMCR0 (*(vuint32_t*)(&__MBAR[0x00A000]))
#define MCF_CAN_CANCTRL0 (*(vuint32_t*)(&__MBAR[0x00A004]))
#define MCF_CAN_TIMER0 (*(vuint32_t*)(&__MBAR[0x00A008]))
#define MCF_CAN_RXGMASK0 (*(vuint32_t*)(&__MBAR[0x00A010]))
#define MCF_CAN_RX14MASK0 (*(vuint32_t*)(&__MBAR[0x00A014]))
#define MCF_CAN_RX15MASK0 (*(vuint32_t*)(&__MBAR[0x00A018]))
#define MCF_CAN_ERRCNT0 (*(vuint32_t*)(&__MBAR[0x00A01C]))
#define MCF_CAN_ERRSTAT0 (*(vuint32_t*)(&__MBAR[0x00A020]))
#define MCF_CAN_IMASK0 (*(vuint16_t*)(&__MBAR[0x00A02A]))
#define MCF_CAN_IFLAG0 (*(vuint16_t*)(&__MBAR[0x00A032]))
#define MCF_CAN_CANMCR1 (*(vuint32_t*)(&__MBAR[0x00A800]))
#define MCF_CAN_CANCTRL1 (*(vuint32_t*)(&__MBAR[0x00A804]))
#define MCF_CAN_TIMER1 (*(vuint32_t*)(&__MBAR[0x00A808]))
#define MCF_CAN_RXGMASK1 (*(vuint32_t*)(&__MBAR[0x00A810]))
#define MCF_CAN_RX14MASK1 (*(vuint32_t*)(&__MBAR[0x00A814]))
#define MCF_CAN_RX15MASK1 (*(vuint32_t*)(&__MBAR[0x00A818]))
#define MCF_CAN_ERRCNT1 (*(vuint32_t*)(&__MBAR[0x00A81C]))
#define MCF_CAN_ERRSTAT1 (*(vuint32_t*)(&__MBAR[0x00A820]))
#define MCF_CAN_IMASK1 (*(vuint16_t*)(&__MBAR[0x00A82A]))
#define MCF_CAN_IFLAG1 (*(vuint16_t*)(&__MBAR[0x00A832]))
#define MCF_CAN_CANMCR(x) (*(vuint32_t*)(&__MBAR[0x00A000+((x)*0x800)]))
#define MCF_CAN_CANCTRL(x) (*(vuint32_t*)(&__MBAR[0x00A004+((x)*0x800)]))
#define MCF_CAN_TIMER(x) (*(vuint32_t*)(&__MBAR[0x00A008+((x)*0x800)]))
#define MCF_CAN_RXGMASK(x) (*(vuint32_t*)(&__MBAR[0x00A010+((x)*0x800)]))
#define MCF_CAN_RX14MASK(x) (*(vuint32_t*)(&__MBAR[0x00A014+((x)*0x800)]))
#define MCF_CAN_RX15MASK(x) (*(vuint32_t*)(&__MBAR[0x00A018+((x)*0x800)]))
#define MCF_CAN_ERRCNT(x) (*(vuint32_t*)(&__MBAR[0x00A01C+((x)*0x800)]))
#define MCF_CAN_ERRSTAT(x) (*(vuint32_t*)(&__MBAR[0x00A020+((x)*0x800)]))
#define MCF_CAN_IMASK(x) (*(vuint16_t*)(&__MBAR[0x00A02A+((x)*0x800)]))
#define MCF_CAN_IFLAG(x) (*(vuint16_t*)(&__MBAR[0x00A032+((x)*0x800)]))
/* Bit definitions and macros for MCF_CAN_CANMCR */
#define MCF_CAN_CANMCR_MAXMB(x) (((x)&0x0000000F)<<0)
#define MCF_CAN_CANMCR_SUPV (0x00800000)
#define MCF_CAN_CANMCR_FRZACK (0x01000000)
#define MCF_CAN_CANMCR_SOFTRST (0x02000000)
#define MCF_CAN_CANMCR_HALT (0x10000000)
#define MCF_CAN_CANMCR_FRZ (0x40000000)
#define MCF_CAN_CANMCR_MDIS (0x80000000)
/* Bit definitions and macros for MCF_CAN_CANCTRL */
#define MCF_CAN_CANCTRL_PROPSEG(x) (((x)&0x00000007)<<0)
#define MCF_CAN_CANCTRL_LOM (0x00000008)
#define MCF_CAN_CANCTRL_LBUF (0x00000010)
#define MCF_CAN_CANCTRL_TSYNC (0x00000020)
#define MCF_CAN_CANCTRL_BOFFREC (0x00000040)
#define MCF_CAN_CANCTRL_SAMP (0x00000080)
#define MCF_CAN_CANCTRL_LPB (0x00001000)
#define MCF_CAN_CANCTRL_CLKSRC (0x00002000)
#define MCF_CAN_CANCTRL_ERRMSK (0x00004000)
#define MCF_CAN_CANCTRL_BOFFMSK (0x00008000)
#define MCF_CAN_CANCTRL_PSEG2(x) (((x)&0x00000007)<<16)
#define MCF_CAN_CANCTRL_PSEG1(x) (((x)&0x00000007)<<19)
#define MCF_CAN_CANCTRL_RJW(x) (((x)&0x00000003)<<22)
#define MCF_CAN_CANCTRL_PRESDIV(x) (((x)&0x000000FF)<<24)
/* Bit definitions and macros for MCF_CAN_TIMER */
#define MCF_CAN_TIMER_TIMER(x) (((x)&0x0000FFFF)<<0)
/* Bit definitions and macros for MCF_CAN_RXGMASK */
#define MCF_CAN_RXGMASK_MI(x) (((x)&0x1FFFFFFF)<<0)
/* Bit definitions and macros for MCF_CAN_RX14MASK */
#define MCF_CAN_RX14MASK_MI(x) (((x)&0x1FFFFFFF)<<0)
/* Bit definitions and macros for MCF_CAN_RX15MASK */
#define MCF_CAN_RX15MASK_MI(x) (((x)&0x1FFFFFFF)<<0)
/* Bit definitions and macros for MCF_CAN_ERRCNT */
#define MCF_CAN_ERRCNT_TXECTR(x) (((x)&0x000000FF)<<0)
#define MCF_CAN_ERRCNT_RXECTR(x) (((x)&0x000000FF)<<8)
/* Bit definitions and macros for MCF_CAN_ERRSTAT */
#define MCF_CAN_ERRSTAT_WAKINT (0x00000001)
#define MCF_CAN_ERRSTAT_ERRINT (0x00000002)
#define MCF_CAN_ERRSTAT_BOFFINT (0x00000004)
#define MCF_CAN_ERRSTAT_FLTCONF(x) (((x)&0x00000003)<<4)
#define MCF_CAN_ERRSTAT_TXRX (0x00000040)
#define MCF_CAN_ERRSTAT_IDLE (0x00000080)
#define MCF_CAN_ERRSTAT_RXWRN (0x00000100)
#define MCF_CAN_ERRSTAT_TXWRN (0x00000200)
#define MCF_CAN_ERRSTAT_STFERR (0x00000400)
#define MCF_CAN_ERRSTAT_FRMERR (0x00000800)
#define MCF_CAN_ERRSTAT_CRCERR (0x00001000)
#define MCF_CAN_ERRSTAT_ACKERR (0x00002000)
#define MCF_CAN_ERRSTAT_BITERR(x) (((x)&0x00000003)<<14)
#define MCF_CAN_ERRSTAT_FLTCONF_ACTIVE (0x00000000)
#define MCF_CAN_ERRSTAT_FLTCONF_PASSIVE (0x00000010)
#define MCF_CAN_ERRSTAT_FLTCONF_BUSOFF (0x00000020)
/* Bit definitions and macros for MCF_CAN_IMASK */
#define MCF_CAN_IMASK_BUF0M (0x0001)
#define MCF_CAN_IMASK_BUF1M (0x0002)
#define MCF_CAN_IMASK_BUF2M (0x0004)
#define MCF_CAN_IMASK_BUF3M (0x0008)
#define MCF_CAN_IMASK_BUF4M (0x0010)
#define MCF_CAN_IMASK_BUF5M (0x0020)
#define MCF_CAN_IMASK_BUF6M (0x0040)
#define MCF_CAN_IMASK_BUF7M (0x0080)
#define MCF_CAN_IMASK_BUF8M (0x0100)
#define MCF_CAN_IMASK_BUF9M (0x0200)
#define MCF_CAN_IMASK_BUF10M (0x0400)
#define MCF_CAN_IMASK_BUF11M (0x0800)
#define MCF_CAN_IMASK_BUF12M (0x1000)
#define MCF_CAN_IMASK_BUF13M (0x2000)
#define MCF_CAN_IMASK_BUF14M (0x4000)
#define MCF_CAN_IMASK_BUF15M (0x8000)
/* Bit definitions and macros for MCF_CAN_IFLAG */
#define MCF_CAN_IFLAG_BUF0I (0x0001)
#define MCF_CAN_IFLAG_BUF1I (0x0002)
#define MCF_CAN_IFLAG_BUF2I (0x0004)
#define MCF_CAN_IFLAG_BUF3I (0x0008)
#define MCF_CAN_IFLAG_BUF4I (0x0010)
#define MCF_CAN_IFLAG_BUF5I (0x0020)
#define MCF_CAN_IFLAG_BUF6I (0x0040)
#define MCF_CAN_IFLAG_BUF7I (0x0080)
#define MCF_CAN_IFLAG_BUF8I (0x0100)
#define MCF_CAN_IFLAG_BUF9I (0x0200)
#define MCF_CAN_IFLAG_BUF10I (0x0400)
#define MCF_CAN_IFLAG_BUF11I (0x0800)
#define MCF_CAN_IFLAG_BUF12I (0x1000)
#define MCF_CAN_IFLAG_BUF13I (0x2000)
#define MCF_CAN_IFLAG_BUF14I (0x4000)
#define MCF_CAN_IFLAG_BUF15I (0x8000)
#endif /* __MCF548X_CAN_H__ */
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