cosa.h
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- /* $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 *code;
- };
- /* Reset the device */
- #define COSAIORSET _IO('C',0xf0)
- /* Start microcode at given address */
- #define COSAIOSTRT _IOW('C',0xf1,sizeof(int))
- /* Read the block from the device memory */
- #define COSAIORMEM _IOR('C',0xf2,sizeof(struct cosa_download *))
- /* Write the block to the device memory (i.e. download the microcode) */
- #define COSAIODOWNLD _IOW('C',0xf2,sizeof(struct cosa_download *))
- /* Read the device type (one of "srp", "cosa", and "cosa8" for now) */
- #define COSAIORTYPE _IOR('C',0xf3,sizeof(char *))
- /* Read the device identification string */
- #define COSAIORIDSTR _IOR('C',0xf4,sizeof(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, sizeof(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__ */