diff options
Diffstat (limited to 'drivers/net/wan/cosa.h')
| -rw-r--r-- | drivers/net/wan/cosa.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/drivers/net/wan/cosa.h b/drivers/net/wan/cosa.h new file mode 100644 index 000000000..028f3d96b --- /dev/null +++ b/drivers/net/wan/cosa.h @@ -0,0 +1,117 @@ +/* $Id: cosa.h,v 1.6 1999/01/06 14:02:44 kas Exp $ */ + +/* + * Copyright (C) 1995-1997 Jan "Yenya" Kasprzak <kas@fi.muni.cz> + * + * 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 2 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, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef COSA_H__ +#define COSA_H__ + +#include <linux/ioctl.h> + +#ifdef __KERNEL__ +/* status register - output bits */ +#define SR_RX_DMA_ENA 0x04 /* receiver DMA enable bit */ +#define SR_TX_DMA_ENA 0x08 /* transmitter DMA enable bit */ +#define SR_RST 0x10 /* SRP reset */ +#define SR_USR_INT_ENA 0x20 /* user interrupt enable bit */ +#define SR_TX_INT_ENA 0x40 /* transmitter interrupt enable bit */ +#define SR_RX_INT_ENA 0x80 /* receiver interrupt enable bit */ + +/* status register - input bits */ +#define SR_USR_RQ 0x20 /* user interrupt request pending */ +#define SR_TX_RDY 0x40 /* transmitter empty (ready) */ +#define SR_RX_RDY 0x80 /* receiver data ready */ + +#define SR_UP_REQUEST 0x02 /* request from SRP to transfer data + up to PC */ +#define SR_DOWN_REQUEST 0x01 /* SRP is able to transfer data down + from PC to SRP */ +#define SR_END_OF_TRANSFER 0x03 /* SRP signalize end of + transfer (up or down) */ + +#define SR_CMD_FROM_SRP_MASK 0x03 /* mask to get SRP command */ + +/* bits in driver status byte definitions : */ +#define SR_RDY_RCV 0x01 /* ready to receive packet */ +#define SR_RDY_SND 0x02 /* ready to send packet */ +#define SR_CMD_PND 0x04 /* command pending */ /* not currently used */ + +/* ???? */ +#define SR_PKT_UP 0x01 /* transfer of packet up in progress */ +#define SR_PKT_DOWN 0x02 /* transfer of packet down in progress */ + +#endif /* __KERNEL__ */ + +#define SR_LOAD_ADDR 0x4400 /* SRP microcode load address */ +#define SR_START_ADDR 0x4400 /* SRP microcode start address */ + +#define COSA_LOAD_ADDR 0x400 /* SRP microcode load address */ +#define COSA_MAX_FIRMWARE_SIZE 0x10000 + +/* ioctls */ +struct cosa_download { + int addr, len; + char __user *code; +}; + +/* Reset the device */ +#define COSAIORSET _IO('C',0xf0) + +/* Start microcode at given address */ +#define COSAIOSTRT _IOW('C',0xf1, int) + +/* Read the block from the device memory */ +#define COSAIORMEM _IOWR('C',0xf2, struct cosa_download *) + /* actually the struct cosa_download itself; this is to keep + * the ioctl number same as in 2.4 in order to keep the user-space + * utils compatible. */ + +/* Write the block to the device memory (i.e. download the microcode) */ +#define COSAIODOWNLD _IOW('C',0xf2, struct cosa_download *) + /* actually the struct cosa_download itself; this is to keep + * the ioctl number same as in 2.4 in order to keep the user-space + * utils compatible. */ + +/* Read the device type (one of "srp", "cosa", and "cosa8" for now) */ +#define COSAIORTYPE _IOR('C',0xf3, char *) + +/* Read the device identification string */ +#define COSAIORIDSTR _IOR('C',0xf4, char *) +/* Maximum length of the identification string. */ +#define COSA_MAX_ID_STRING 128 + +/* Increment/decrement the module usage count :-) */ +/* #define COSAIOMINC _IO('C',0xf5) */ +/* #define COSAIOMDEC _IO('C',0xf6) */ + +/* Get the total number of cards installed */ +#define COSAIONRCARDS _IO('C',0xf7) + +/* Get the number of channels on this card */ +#define COSAIONRCHANS _IO('C',0xf8) + +/* Set the driver for the bus-master operations */ +#define COSAIOBMSET _IOW('C', 0xf9, unsigned short) + +#define COSA_BM_OFF 0 /* Bus-mastering off - use ISA DMA (default) */ +#define COSA_BM_ON 1 /* Bus-mastering on - faster but untested */ + +/* Gets the busmaster status */ +#define COSAIOBMGET _IO('C', 0xfa) + +#endif /* !COSA_H__ */ |