118 lines
		
	
	
	
		
			4.2 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			118 lines
		
	
	
	
		
			4.2 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /* $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__ */
 |