| /* |
| * 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 |
| * |
| * $Revision: 1.7 $ |
| */ |
| |
| #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_LC_INT_CODE 132 |
| #define DASD_DIAG_LC_INT_STATUS 133 |
| #define DASD_DIAG_LC_INT_PARM_31BIT 128 |
| #define DASD_DIAG_LC_INT_PARM_64BIT 4536 |
| #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))); |
| |
| struct dasd_diag_cms_label { |
| u8 label_id[4]; |
| u8 vol_id[6]; |
| u16 version_id; |
| u32 block_size; |
| u32 origin_ptr; |
| u32 usable_count; |
| u32 formatted_count; |
| u32 block_count; |
| u32 used_count; |
| u32 fst_size; |
| u32 fst_count; |
| u8 format_date[6]; |
| u8 reserved1[2]; |
| u32 disk_offset; |
| u32 map_block; |
| u32 hblk_disp; |
| u32 user_disp; |
| u8 reserved2[4]; |
| u8 segment_name[8]; |
| } __attribute__ ((packed)); |
| |
| #ifdef CONFIG_ARCH_S390X |
| #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; |
| u64 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; |
| u64 bio_list; |
| u8 spare4[8]; |
| } __attribute__ ((packed, aligned(8))); |
| #else /* CONFIG_ARCH_S390X */ |
| #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; |
| u32 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; |
| u32 bio_list; |
| u32 interrupt_params; |
| u8 spare3[20]; |
| } __attribute__ ((packed, aligned(8))); |
| #endif /* CONFIG_ARCH_S390X */ |