| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124 |
- /*
- * File...........: linux/drivers/s390/block/dasd_diag.h
- * Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
- * Based on.......: linux/drivers/s390/block/mdisk.h
- * ...............: by Hartmunt Penner <hpenner@de.ibm.com>
- * Bugreports.to..: <Linux390@de.ibm.com>
- * (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000
- *
- */
- #define MDSK_WRITE_REQ 0x01
- #define MDSK_READ_REQ 0x02
- #define INIT_BIO 0x00
- #define RW_BIO 0x01
- #define TERM_BIO 0x02
- #define DEV_CLASS_FBA 0x01
- #define DEV_CLASS_ECKD 0x04
- #define DASD_DIAG_CODE_31BIT 0x03
- #define DASD_DIAG_CODE_64BIT 0x07
- #define DASD_DIAG_RWFLAG_ASYNC 0x02
- #define DASD_DIAG_RWFLAG_NOCACHE 0x01
- #define DASD_DIAG_FLAGA_FORMAT_64BIT 0x80
- struct dasd_diag_characteristics {
- u16 dev_nr;
- u16 rdc_len;
- u8 vdev_class;
- u8 vdev_type;
- u8 vdev_status;
- u8 vdev_flags;
- u8 rdev_class;
- u8 rdev_type;
- u8 rdev_model;
- u8 rdev_features;
- } __attribute__ ((packed, aligned(4)));
- #ifdef CONFIG_64BIT
- #define DASD_DIAG_FLAGA_DEFAULT DASD_DIAG_FLAGA_FORMAT_64BIT
- typedef u64 blocknum_t;
- typedef s64 sblocknum_t;
- struct dasd_diag_bio {
- u8 type;
- u8 status;
- u8 spare1[2];
- u32 alet;
- blocknum_t block_number;
- void *buffer;
- } __attribute__ ((packed, aligned(8)));
- struct dasd_diag_init_io {
- u16 dev_nr;
- u8 flaga;
- u8 spare1[21];
- u32 block_size;
- u8 spare2[4];
- blocknum_t offset;
- sblocknum_t start_block;
- blocknum_t end_block;
- u8 spare3[8];
- } __attribute__ ((packed, aligned(8)));
- struct dasd_diag_rw_io {
- u16 dev_nr;
- u8 flaga;
- u8 spare1[21];
- u8 key;
- u8 flags;
- u8 spare2[2];
- u32 block_count;
- u32 alet;
- u8 spare3[4];
- u64 interrupt_params;
- struct dasd_diag_bio *bio_list;
- u8 spare4[8];
- } __attribute__ ((packed, aligned(8)));
- #else /* CONFIG_64BIT */
- #define DASD_DIAG_FLAGA_DEFAULT 0x0
- typedef u32 blocknum_t;
- typedef s32 sblocknum_t;
- struct dasd_diag_bio {
- u8 type;
- u8 status;
- u16 spare1;
- blocknum_t block_number;
- u32 alet;
- void *buffer;
- } __attribute__ ((packed, aligned(8)));
- struct dasd_diag_init_io {
- u16 dev_nr;
- u8 flaga;
- u8 spare1[21];
- u32 block_size;
- blocknum_t offset;
- sblocknum_t start_block;
- blocknum_t end_block;
- u8 spare2[24];
- } __attribute__ ((packed, aligned(8)));
- struct dasd_diag_rw_io {
- u16 dev_nr;
- u8 flaga;
- u8 spare1[21];
- u8 key;
- u8 flags;
- u8 spare2[2];
- u32 block_count;
- u32 alet;
- struct dasd_diag_bio *bio_list;
- u32 interrupt_params;
- u8 spare3[20];
- } __attribute__ ((packed, aligned(8)));
- #endif /* CONFIG_64BIT */
|
