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author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
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committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /drivers/s390/block/dasd_fba.h | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'drivers/s390/block/dasd_fba.h')
-rw-r--r-- | drivers/s390/block/dasd_fba.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/s390/block/dasd_fba.h b/drivers/s390/block/dasd_fba.h new file mode 100644 index 00000000..14c910ba --- /dev/null +++ b/drivers/s390/block/dasd_fba.h @@ -0,0 +1,72 @@ +/* + * File...........: linux/drivers/s390/block/dasd_fba.h + * Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com> + * Bugreports.to..: <Linux390@de.ibm.com> + * (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000 + * + */ + +#ifndef DASD_FBA_H +#define DASD_FBA_H + +struct DE_fba_data { + struct { + unsigned char perm:2; /* Permissions on this extent */ + unsigned char zero:2; /* Must be zero */ + unsigned char da:1; /* usually zero */ + unsigned char diag:1; /* allow diagnose */ + unsigned char zero2:2; /* zero */ + } __attribute__ ((packed)) mask; + __u8 zero; /* Must be zero */ + __u16 blk_size; /* Blocksize */ + __u32 ext_loc; /* Extent locator */ + __u32 ext_beg; /* logical number of block 0 in extent */ + __u32 ext_end; /* logocal number of last block in extent */ +} __attribute__ ((packed)); + +struct LO_fba_data { + struct { + unsigned char zero:4; + unsigned char cmd:4; + } __attribute__ ((packed)) operation; + __u8 auxiliary; + __u16 blk_ct; + __u32 blk_nr; +} __attribute__ ((packed)); + +struct dasd_fba_characteristics { + union { + __u8 c; + struct { + unsigned char reserved:1; + unsigned char overrunnable:1; + unsigned char burst_byte:1; + unsigned char data_chain:1; + unsigned char zeros:4; + } __attribute__ ((packed)) bits; + } __attribute__ ((packed)) mode; + union { + __u8 c; + struct { + unsigned char zero0:1; + unsigned char removable:1; + unsigned char shared:1; + unsigned char zero1:1; + unsigned char mam:1; + unsigned char zeros:3; + } __attribute__ ((packed)) bits; + } __attribute__ ((packed)) features; + __u8 dev_class; + __u8 unit_type; + __u16 blk_size; + __u32 blk_per_cycl; + __u32 blk_per_bound; + __u32 blk_bdsa; + __u32 reserved0; + __u16 reserved1; + __u16 blk_ce; + __u32 reserved2; + __u16 reserved3; +} __attribute__ ((packed)); + +#endif /* DASD_FBA_H */ |