/* * sja1000.h - Philips SJA1000 network device driver * * Copyright (c) 2003 Matthias Brukner, Trajet Gmbh, Rebenring 33, * 38106 Braunschweig, GERMANY * * Copyright (c) 2002-2007 Volkswagen Group Electronic Research * 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. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of Volkswagen nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * Alternatively, provided that this notice is retained in full, this * software may be distributed under the terms of the GNU General * Public License ("GPL") version 2, in which case the provisions of the * GPL apply INSTEAD OF those given above. * * The provided data structures and external interfaces from this code * are not restricted to be used by modules with a GPL compatible license. * * 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 MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * 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 * DAMAGE. * */ #ifndef SJA1000_DEV_H #define SJA1000_DEV_H #include <linux/irqreturn.h> #include <linux/can/dev.h> #include <linux/can/platform/sja1000.h> #define SJA1000_ECHO_SKB_MAX … #define SJA1000_MAX_IRQ … /* SJA1000 registers - manual section 6.4 (Pelican Mode) */ #define SJA1000_MOD … #define SJA1000_CMR … #define SJA1000_SR … #define SJA1000_IR … #define SJA1000_IER … #define SJA1000_ALC … #define SJA1000_ECC … #define SJA1000_EWL … #define SJA1000_RXERR … #define SJA1000_TXERR … #define SJA1000_ACCC0 … #define SJA1000_ACCC1 … #define SJA1000_ACCC2 … #define SJA1000_ACCC3 … #define SJA1000_ACCM0 … #define SJA1000_ACCM1 … #define SJA1000_ACCM2 … #define SJA1000_ACCM3 … #define SJA1000_RMC … #define SJA1000_RBSA … /* Common registers - manual section 6.5 */ #define SJA1000_BTR0 … #define SJA1000_BTR1 … #define SJA1000_OCR … #define SJA1000_CDR … #define SJA1000_FI … #define SJA1000_SFF_BUF … #define SJA1000_EFF_BUF … #define SJA1000_FI_FF … #define SJA1000_FI_RTR … #define SJA1000_ID1 … #define SJA1000_ID2 … #define SJA1000_ID3 … #define SJA1000_ID4 … #define SJA1000_CAN_RAM … /* mode register */ #define MOD_RM … #define MOD_LOM … #define MOD_STM … #define MOD_AFM … #define MOD_SM … /* commands */ #define CMD_SRR … #define CMD_CDO … #define CMD_RRB … #define CMD_AT … #define CMD_TR … /* interrupt sources */ #define IRQ_BEI … #define IRQ_ALI … #define IRQ_EPI … #define IRQ_WUI … #define IRQ_DOI … #define IRQ_EI … #define IRQ_TI … #define IRQ_RI … #define IRQ_ALL … #define IRQ_OFF … /* status register content */ #define SR_BS … #define SR_ES … #define SR_TS … #define SR_RS … #define SR_TCS … #define SR_TBS … #define SR_DOS … #define SR_RBS … #define SR_CRIT … /* ECC register */ #define ECC_SEG … #define ECC_DIR … #define ECC_ERR … #define ECC_BIT … #define ECC_FORM … #define ECC_STUFF … #define ECC_MASK … /* * Flags for sja1000priv.flags */ #define SJA1000_CUSTOM_IRQ_HANDLER … #define SJA1000_QUIRK_NO_CDR_REG … #define SJA1000_QUIRK_RESET_ON_OVERRUN … /* * SJA1000 private data structure */ struct sja1000_priv { … }; struct net_device *alloc_sja1000dev(int sizeof_priv); void free_sja1000dev(struct net_device *dev); int register_sja1000dev(struct net_device *dev); void unregister_sja1000dev(struct net_device *dev); irqreturn_t sja1000_interrupt(int irq, void *dev_id); #endif /* SJA1000_DEV_H */
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