diff options
Diffstat (limited to 'sys/dev/ata/atapi-tape.h')
| -rw-r--r-- | sys/dev/ata/atapi-tape.h | 198 |
1 files changed, 97 insertions, 101 deletions
diff --git a/sys/dev/ata/atapi-tape.h b/sys/dev/ata/atapi-tape.h index f34328d..e51cff2 100644 --- a/sys/dev/ata/atapi-tape.h +++ b/sys/dev/ata/atapi-tape.h @@ -1,5 +1,5 @@ /*- - * Copyright (c) 1998 - 2004 Søren Schmidt <sos@FreeBSD.org> + * Copyright (c) 1998 - 2005 Søren Schmidt <sos@FreeBSD.org> * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -31,133 +31,129 @@ /* ATAPI tape drive Capabilities and Mechanical Status Page */ struct ast_cappage { /* mode page data header */ - u_int8_t data_length; /* total length of data */ - u_int8_t medium_type; /* medium type (if any) */ - u_int8_t reserved :4; - u_int8_t mode :3; /* buffering mode */ - u_int8_t write_protect :1; /* media is writeprotected */ - u_int8_t blk_desc_len; /* block Descriptor Length */ + u_int8_t data_length; /* total length of data */ + u_int8_t medium_type; /* medium type (if any) */ + u_int8_t reserved :4; + u_int8_t mode :3; /* buffering mode */ + u_int8_t write_protect :1; /* media is writeprotected */ + u_int8_t blk_desc_len; /* block Descriptor Length */ /* capabilities page */ - u_int8_t page_code :6; -#define ATAPI_TAPE_CAP_PAGE 0x2a + u_int8_t page_code :6; +#define ATAPI_TAPE_CAP_PAGE 0x2a - u_int8_t reserved0_6 :1; - u_int8_t ps :1; /* parameters saveable */ - u_int8_t page_length; /* page Length == 0x12 */ - u_int8_t reserved2; - u_int8_t reserved3; - u_int8_t readonly :1; /* read Only Mode */ - u_int8_t reserved4_1234 :4; - u_int8_t reverse :1; /* supports reverse direction */ - u_int8_t reserved4_67 :2; - u_int8_t reserved5_012 :3; - u_int8_t eformat :1; /* supports ERASE formatting */ - u_int8_t reserved5_4 :1; - u_int8_t qfa :1; /* supports QFA formats */ - u_int8_t reserved5_67 :2; - u_int8_t lock :1; /* supports locking media */ - u_int8_t locked :1; /* the media is locked */ - u_int8_t prevent :1; /* defaults to prevent state */ - u_int8_t eject :1; /* supports eject */ - u_int8_t disconnect :1; /* can break request > ctl */ - u_int8_t reserved6_5 :1; - u_int8_t ecc :1; /* supports error correction */ - u_int8_t compress :1; /* supports data compression */ - u_int8_t reserved7_0 :1; - u_int8_t blk512 :1; /* supports 512b block size */ - u_int8_t blk1024 :1; /* supports 1024b block size */ - u_int8_t reserved7_3456 :4; - u_int8_t blk32k :1; /* supports 32kb block size */ - u_int16_t max_speed; /* supported speed in KBps */ - u_int16_t max_defects; /* max stored defect entries */ - u_int16_t ctl; /* continuous transfer limit */ - u_int16_t speed; /* current Speed, in KBps */ - u_int16_t buffer_size; /* buffer Size, in 512 bytes */ - u_int8_t reserved18; - u_int8_t reserved19; + u_int8_t reserved0_6 :1; + u_int8_t ps :1; /* parameters saveable */ + u_int8_t page_length; /* page Length == 0x12 */ + u_int8_t reserved2; + u_int8_t reserved3; + u_int8_t readonly :1; /* read Only Mode */ + u_int8_t reserved4_1234 :4; + u_int8_t reverse :1; /* supports reverse direction */ + u_int8_t reserved4_67 :2; + u_int8_t reserved5_012 :3; + u_int8_t eformat :1; /* supports ERASE formatting */ + u_int8_t reserved5_4 :1; + u_int8_t qfa :1; /* supports QFA formats */ + u_int8_t reserved5_67 :2; + u_int8_t lock :1; /* supports locking media */ + u_int8_t locked :1; /* the media is locked */ + u_int8_t prevent :1; /* defaults to prevent state */ + u_int8_t eject :1; /* supports eject */ + u_int8_t disconnect :1; /* can break request > ctl */ + u_int8_t reserved6_5 :1; + u_int8_t ecc :1; /* supports error correction */ + u_int8_t compress :1; /* supports data compression */ + u_int8_t reserved7_0 :1; + u_int8_t blk512 :1; /* supports 512b block size */ + u_int8_t blk1024 :1; /* supports 1024b block size */ + u_int8_t reserved7_3456 :4; + u_int8_t blk32k :1; /* supports 32kb block size */ + u_int16_t max_speed; /* supported speed in KBps */ + u_int16_t max_defects; /* max stored defect entries */ + u_int16_t ctl; /* continuous transfer limit */ + u_int16_t speed; /* current Speed, in KBps */ + u_int16_t buffer_size; /* buffer Size, in 512 bytes */ + u_int8_t reserved18; + u_int8_t reserved19; }; /* ATAPI OnStream ADR data transfer mode page (ADR unique) */ struct ast_transferpage { /* mode page data header */ - u_int8_t data_length; /* total length of data */ - u_int8_t medium_type; /* medium type (if any) */ - u_int8_t dsp; /* device specific parameter */ - u_int8_t blk_desc_len; /* block Descriptor Length */ + u_int8_t data_length; /* total length of data */ + u_int8_t medium_type; /* medium type (if any) */ + u_int8_t dsp; /* device specific parameter */ + u_int8_t blk_desc_len; /* block Descriptor Length */ /* data transfer page */ - u_int8_t page_code :6; + u_int8_t page_code :6; #define ATAPI_TAPE_TRANSFER_PAGE 0x30 - u_int8_t reserved0_6 :1; - u_int8_t ps :1; /* parameters saveable */ - u_int8_t page_length; /* page Length == 0x02 */ - u_int8_t reserved2; - u_int8_t read32k :1; /* 32k blk size (data only) */ - u_int8_t read32k5 :1; /* 32.5k blk size (data&AUX) */ - u_int8_t reserved3_23 :2; - u_int8_t write32k :1; /* 32k blk size (data only) */ - u_int8_t write32k5 :1; /* 32.5k blk size (data&AUX) */ - u_int8_t reserved3_6 :1; - u_int8_t streaming :1; /* streaming mode enable */ + u_int8_t reserved0_6 :1; + u_int8_t ps :1; /* parameters saveable */ + u_int8_t page_length; /* page Length == 0x02 */ + u_int8_t reserved2; + u_int8_t read32k :1; /* 32k blk size (data only) */ + u_int8_t read32k5 :1; /* 32.5k blk size (data&AUX) */ + u_int8_t reserved3_23 :2; + u_int8_t write32k :1; /* 32k blk size (data only) */ + u_int8_t write32k5 :1; /* 32.5k blk size (data&AUX) */ + u_int8_t reserved3_6 :1; + u_int8_t streaming :1; /* streaming mode enable */ }; /* ATAPI OnStream ADR vendor identification mode page (ADR unique) */ struct ast_identifypage { /* mode page data header */ - u_int8_t data_length; /* total length of data */ - u_int8_t medium_type; /* medium type (if any) */ - u_int8_t dsp; /* device specific parameter */ - u_int8_t blk_desc_len; /* block Descriptor Length */ + u_int8_t data_length; /* total length of data */ + u_int8_t medium_type; /* medium type (if any) */ + u_int8_t dsp; /* device specific parameter */ + u_int8_t blk_desc_len; /* block Descriptor Length */ /* data transfer page */ - u_int8_t page_code :6; + u_int8_t page_code :6; #define ATAPI_TAPE_IDENTIFY_PAGE 0x36 - u_int8_t reserved0_6 :1; - u_int8_t ps :1; /* parameters saveable */ - u_int8_t page_length; /* page Length == 0x06 */ - u_int8_t ident[4]; /* host id string */ - u_int8_t reserved6; - u_int8_t reserved7; + u_int8_t reserved0_6 :1; + u_int8_t ps :1; /* parameters saveable */ + u_int8_t page_length; /* page Length == 0x06 */ + u_int8_t ident[4]; /* host id string */ + u_int8_t reserved6; + u_int8_t reserved7; }; /* ATAPI read position structure */ struct ast_readposition { - u_int8_t reserved0_05 :6; - u_int8_t eop :1; /* end of partition */ - u_int8_t bop :1; /* beginning of partition */ - u_int8_t reserved1; - u_int8_t reserved2; - u_int8_t reserved3; - u_int32_t host; /* frame address in buffer */ - u_int32_t tape; /* frame address on tape */ - u_int8_t reserved12; - u_int8_t reserved13; - u_int8_t reserved14; - u_int8_t blks_in_buf; /* blocks in buffer */ - u_int8_t reserved16; - u_int8_t reserved17; - u_int8_t reserved18; - u_int8_t reserved19; + u_int8_t reserved0_05 :6; + u_int8_t eop :1; /* end of partition */ + u_int8_t bop :1; /* beginning of partition */ + u_int8_t reserved1; + u_int8_t reserved2; + u_int8_t reserved3; + u_int32_t host; /* frame address in buffer */ + u_int32_t tape; /* frame address on tape */ + u_int8_t reserved12; + u_int8_t reserved13; + u_int8_t reserved14; + u_int8_t blks_in_buf; /* blocks in buffer */ + u_int8_t reserved16; + u_int8_t reserved17; + u_int8_t reserved18; + u_int8_t reserved19; }; struct ast_softc { - struct ata_device *device; /* device softc */ - int lun; /* logical device unit */ - int flags; /* device state flags */ -#define F_CTL_WARN 0x0001 /* warned about CTL wrong? */ -#define F_WRITEPROTECT 0x0002 /* media is writeprotected */ -#define F_DATA_WRITTEN 0x0004 /* data has been written */ -#define F_FM_WRITTEN 0x0008 /* filemark has been written */ -#define F_ONSTREAM 0x0100 /* OnStream ADR device */ + int flags; /* device state flags */ +#define F_CTL_WARN 0x0001 /* warned about CTL wrong? */ +#define F_WRITEPROTECT 0x0002 /* media is writeprotected */ +#define F_DATA_WRITTEN 0x0004 /* data has been written */ +#define F_FM_WRITTEN 0x0008 /* filemark has been written */ +#define F_ONSTREAM 0x0100 /* OnStream ADR device */ - int blksize; /* block size (512 | 1024) */ - struct mtx queue_mtx; /* bio queue lock */ - struct bio_queue_head queue; /* queue of i/o requests */ - struct atapi_params *param; /* drive parameters table */ - struct ast_cappage cap; /* capabilities page info */ - struct devstat *stats; /* devstat entry */ - struct cdev *dev1, *dev2; /* device place holders */ + int blksize; /* block size (512 | 1024) */ + struct atapi_params *param; /* drive parameters table */ + struct ast_cappage cap; /* capabilities page info */ + struct devstat *stats; /* devstat entry */ + struct cdev *dev1, *dev2; /* device place holders */ }; |
