| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* $Id: cosa.h,v 1.6 1999/01/06 14:02:44 kas Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (C) 1995-1997 Jan "Yenya" Kasprzak <kas@fi.muni.cz> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 19 | */ |
| 20 | |
| 21 | #ifndef COSA_H__ |
| 22 | #define COSA_H__ |
| 23 | |
| 24 | #include <linux/ioctl.h> |
| 25 | |
| 26 | #ifdef __KERNEL__ |
| 27 | /* status register - output bits */ |
| 28 | #define SR_RX_DMA_ENA 0x04 /* receiver DMA enable bit */ |
| 29 | #define SR_TX_DMA_ENA 0x08 /* transmitter DMA enable bit */ |
| 30 | #define SR_RST 0x10 /* SRP reset */ |
| 31 | #define SR_USR_INT_ENA 0x20 /* user interrupt enable bit */ |
| 32 | #define SR_TX_INT_ENA 0x40 /* transmitter interrupt enable bit */ |
| 33 | #define SR_RX_INT_ENA 0x80 /* receiver interrupt enable bit */ |
| 34 | |
| 35 | /* status register - input bits */ |
| 36 | #define SR_USR_RQ 0x20 /* user interrupt request pending */ |
| 37 | #define SR_TX_RDY 0x40 /* transmitter empty (ready) */ |
| 38 | #define SR_RX_RDY 0x80 /* receiver data ready */ |
| 39 | |
| 40 | #define SR_UP_REQUEST 0x02 /* request from SRP to transfer data |
| 41 | up to PC */ |
| 42 | #define SR_DOWN_REQUEST 0x01 /* SRP is able to transfer data down |
| 43 | from PC to SRP */ |
| 44 | #define SR_END_OF_TRANSFER 0x03 /* SRP signalize end of |
| 45 | transfer (up or down) */ |
| 46 | |
| 47 | #define SR_CMD_FROM_SRP_MASK 0x03 /* mask to get SRP command */ |
| 48 | |
| 49 | /* bits in driver status byte definitions : */ |
| 50 | #define SR_RDY_RCV 0x01 /* ready to receive packet */ |
| 51 | #define SR_RDY_SND 0x02 /* ready to send packet */ |
| 52 | #define SR_CMD_PND 0x04 /* command pending */ /* not currently used */ |
| 53 | |
| 54 | /* ???? */ |
| 55 | #define SR_PKT_UP 0x01 /* transfer of packet up in progress */ |
| 56 | #define SR_PKT_DOWN 0x02 /* transfer of packet down in progress */ |
| 57 | |
| 58 | #endif /* __KERNEL__ */ |
| 59 | |
| 60 | #define SR_LOAD_ADDR 0x4400 /* SRP microcode load address */ |
| 61 | #define SR_START_ADDR 0x4400 /* SRP microcode start address */ |
| 62 | |
| 63 | #define COSA_LOAD_ADDR 0x400 /* SRP microcode load address */ |
| 64 | #define COSA_MAX_FIRMWARE_SIZE 0x10000 |
| 65 | |
| 66 | /* ioctls */ |
| 67 | struct cosa_download { |
| 68 | int addr, len; |
| 69 | char __user *code; |
| 70 | }; |
| 71 | |
| 72 | /* Reset the device */ |
| 73 | #define COSAIORSET _IO('C',0xf0) |
| 74 | |
| 75 | /* Start microcode at given address */ |
| 76 | #define COSAIOSTRT _IOW('C',0xf1, int) |
| 77 | |
| 78 | /* Read the block from the device memory */ |
| 79 | #define COSAIORMEM _IOWR('C',0xf2, struct cosa_download *) |
| 80 | /* actually the struct cosa_download itself; this is to keep |
| 81 | * the ioctl number same as in 2.4 in order to keep the user-space |
| 82 | * utils compatible. */ |
| 83 | |
| 84 | /* Write the block to the device memory (i.e. download the microcode) */ |
| 85 | #define COSAIODOWNLD _IOW('C',0xf2, struct cosa_download *) |
| 86 | /* actually the struct cosa_download itself; this is to keep |
| 87 | * the ioctl number same as in 2.4 in order to keep the user-space |
| 88 | * utils compatible. */ |
| 89 | |
| 90 | /* Read the device type (one of "srp", "cosa", and "cosa8" for now) */ |
| 91 | #define COSAIORTYPE _IOR('C',0xf3, char *) |
| 92 | |
| 93 | /* Read the device identification string */ |
| 94 | #define COSAIORIDSTR _IOR('C',0xf4, char *) |
| 95 | /* Maximum length of the identification string. */ |
| 96 | #define COSA_MAX_ID_STRING 128 |
| 97 | |
| 98 | /* Increment/decrement the module usage count :-) */ |
| 99 | /* #define COSAIOMINC _IO('C',0xf5) */ |
| 100 | /* #define COSAIOMDEC _IO('C',0xf6) */ |
| 101 | |
| 102 | /* Get the total number of cards installed */ |
| 103 | #define COSAIONRCARDS _IO('C',0xf7) |
| 104 | |
| 105 | /* Get the number of channels on this card */ |
| 106 | #define COSAIONRCHANS _IO('C',0xf8) |
| 107 | |
| 108 | /* Set the driver for the bus-master operations */ |
| 109 | #define COSAIOBMSET _IOW('C', 0xf9, unsigned short) |
| 110 | |
| 111 | #define COSA_BM_OFF 0 /* Bus-mastering off - use ISA DMA (default) */ |
| 112 | #define COSA_BM_ON 1 /* Bus-mastering on - faster but untested */ |
| 113 | |
| 114 | /* Gets the busmaster status */ |
| 115 | #define COSAIOBMGET _IO('C', 0xfa) |
| 116 | |
| 117 | #endif /* !COSA_H__ */ |