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101 lines
2.7 KiB
C
101 lines
2.7 KiB
C
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/*
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* Driver for Alauda-based card readers
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*
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* Current development and maintenance by:
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* (c) 2005 Daniel Drake <dsd@gentoo.org>
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*
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* See alauda.c for more explanation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _USB_ALAUDA_H
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#define _USB_ALAUDA_H
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/*
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* Status bytes
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*/
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#define ALAUDA_STATUS_ERROR 0x01
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#define ALAUDA_STATUS_READY 0x40
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/*
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* Control opcodes (for request field)
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*/
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#define ALAUDA_GET_XD_MEDIA_STATUS 0x08
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#define ALAUDA_GET_SM_MEDIA_STATUS 0x98
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#define ALAUDA_ACK_XD_MEDIA_CHANGE 0x0a
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#define ALAUDA_ACK_SM_MEDIA_CHANGE 0x9a
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#define ALAUDA_GET_XD_MEDIA_SIG 0x86
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#define ALAUDA_GET_SM_MEDIA_SIG 0x96
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/*
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* Bulk command identity (byte 0)
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*/
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#define ALAUDA_BULK_CMD 0x40
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/*
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* Bulk opcodes (byte 1)
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*/
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#define ALAUDA_BULK_GET_REDU_DATA 0x85
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#define ALAUDA_BULK_READ_BLOCK 0x94
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#define ALAUDA_BULK_ERASE_BLOCK 0xa3
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#define ALAUDA_BULK_WRITE_BLOCK 0xb4
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#define ALAUDA_BULK_GET_STATUS2 0xb7
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#define ALAUDA_BULK_RESET_MEDIA 0xe0
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/*
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* Port to operate on (byte 8)
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*/
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#define ALAUDA_PORT_XD 0x00
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#define ALAUDA_PORT_SM 0x01
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/*
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* LBA and PBA are unsigned ints. Special values.
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*/
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#define UNDEF 0xffff
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#define SPARE 0xfffe
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#define UNUSABLE 0xfffd
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int init_alauda(struct us_data *us);
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int alauda_transport(struct scsi_cmnd *srb, struct us_data *us);
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struct alauda_media_info {
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unsigned long capacity; /* total media size in bytes */
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unsigned int pagesize; /* page size in bytes */
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unsigned int blocksize; /* number of pages per block */
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unsigned int uzonesize; /* number of usable blocks per zone */
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unsigned int zonesize; /* number of blocks per zone */
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unsigned int blockmask; /* mask to get page from address */
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unsigned char pageshift;
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unsigned char blockshift;
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unsigned char zoneshift;
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u16 **lba_to_pba; /* logical to physical block map */
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u16 **pba_to_lba; /* physical to logical block map */
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};
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struct alauda_info {
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struct alauda_media_info port[2];
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int wr_ep; /* endpoint to write data out of */
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unsigned char sense_key;
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unsigned long sense_asc; /* additional sense code */
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unsigned long sense_ascq; /* additional sense code qualifier */
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};
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#endif
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