diff options
Diffstat (limited to 'drivers/usb/storage/alauda.h')
| -rw-r--r-- | drivers/usb/storage/alauda.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/drivers/usb/storage/alauda.h b/drivers/usb/storage/alauda.h new file mode 100644 index 000000000000..a700f87d0803 --- /dev/null +++ b/drivers/usb/storage/alauda.h @@ -0,0 +1,100 @@ +/* + * Driver for Alauda-based card readers + * + * Current development and maintenance by: + * (c) 2005 Daniel Drake <dsd@gentoo.org> + * + * See alauda.c for more explanation. + * + * 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, 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 _USB_ALAUDA_H +#define _USB_ALAUDA_H + +/* + * Status bytes + */ +#define ALAUDA_STATUS_ERROR 0x01 +#define ALAUDA_STATUS_READY 0x40 + +/* + * Control opcodes (for request field) + */ +#define ALAUDA_GET_XD_MEDIA_STATUS 0x08 +#define ALAUDA_GET_SM_MEDIA_STATUS 0x98 +#define ALAUDA_ACK_XD_MEDIA_CHANGE 0x0a +#define ALAUDA_ACK_SM_MEDIA_CHANGE 0x9a +#define ALAUDA_GET_XD_MEDIA_SIG 0x86 +#define ALAUDA_GET_SM_MEDIA_SIG 0x96 + +/* + * Bulk command identity (byte 0) + */ +#define ALAUDA_BULK_CMD 0x40 + +/* + * Bulk opcodes (byte 1) + */ +#define ALAUDA_BULK_GET_REDU_DATA 0x85 +#define ALAUDA_BULK_READ_BLOCK 0x94 +#define ALAUDA_BULK_ERASE_BLOCK 0xa3 +#define ALAUDA_BULK_WRITE_BLOCK 0xb4 +#define ALAUDA_BULK_GET_STATUS2 0xb7 +#define ALAUDA_BULK_RESET_MEDIA 0xe0 + +/* + * Port to operate on (byte 8) + */ +#define ALAUDA_PORT_XD 0x00 +#define ALAUDA_PORT_SM 0x01 + +/* + * LBA and PBA are unsigned ints. Special values. + */ +#define UNDEF 0xffff +#define SPARE 0xfffe +#define UNUSABLE 0xfffd + +int init_alauda(struct us_data *us); +int alauda_transport(struct scsi_cmnd *srb, struct us_data *us); + +struct alauda_media_info { + unsigned long capacity; /* total media size in bytes */ + unsigned int pagesize; /* page size in bytes */ + unsigned int blocksize; /* number of pages per block */ + unsigned int uzonesize; /* number of usable blocks per zone */ + unsigned int zonesize; /* number of blocks per zone */ + unsigned int blockmask; /* mask to get page from address */ + + unsigned char pageshift; + unsigned char blockshift; + unsigned char zoneshift; + + u16 **lba_to_pba; /* logical to physical block map */ + u16 **pba_to_lba; /* physical to logical block map */ +}; + +struct alauda_info { + struct alauda_media_info port[2]; + int wr_ep; /* endpoint to write data out of */ + + unsigned char sense_key; + unsigned long sense_asc; /* additional sense code */ + unsigned long sense_ascq; /* additional sense code qualifier */ +}; + +#endif + |