- #ifndef DASD_ECKD_H
- #define DASD_ECKD_H
- #include "dasd_3990_erp.h"
- #include "dasd_9343_erp.h"
- #define DASD_ECKD_CCW_WRITE 0x05
- #define DASD_ECKD_CCW_READ 0x06
- #define DASD_ECKD_CCW_WRITE_HOME_ADDRESS 0x09
- #define DASD_ECKD_CCW_READ_HOME_ADDRESS 0x0a
- #define DASD_ECKD_CCW_WRITE_KD 0x0d
- #define DASD_ECKD_CCW_READ_KD 0x0e
- #define DASD_ECKD_CCW_ERASE 0x11
- #define DASD_ECKD_CCW_READ_COUNT 0x12
- #define DASD_ECKD_CCW_WRITE_RECORD_ZERO 0x15
- #define DASD_ECKD_CCW_READ_RECORD_ZERO 0x16
- #define DASD_ECKD_CCW_WRITE_CKD 0x1d
- #define DASD_ECKD_CCW_READ_CKD 0x1e
- #define DASD_ECKD_CCW_LOCATE_RECORD 0x47
- #define DASD_ECKD_CCW_DEFINE_EXTENT 0x63
- #define DASD_ECKD_CCW_WRITE_MT 0x85
- #define DASD_ECKD_CCW_READ_MT 0x86
- #define DASD_ECKD_CCW_WRITE_KD_MT 0x8d
- #define DASD_ECKD_CCW_READ_KD_MT 0x8e
- #define DASD_ECKD_CCW_RELEASE 0x94
- #define DASD_ECKD_CCW_READ_CKD_MT 0x9e
- #define DASD_ECKD_CCW_WRITE_CKD_MT 0x9d
- #define DASD_ECKD_CCW_RESERVE 0xB4
- #define DASD_ECKD_CCW_SLCK 0x14 /* steal lock - unconditional reserve */
- typedef
- struct eckd_count_t {
- __u16 cyl;
- __u16 head;
- __u8 record;
- __u8 kl;
- __u16 dl;
- } __attribute__ ((packed))
- eckd_count_t;
- typedef
- struct ch_t {
- __u16 cyl;
- __u16 head;
- } __attribute__ ((packed))
- ch_t;
- typedef
- struct chs_t {
- __u16 cyl;
- __u16 head;
- __u32 sector;
- } __attribute__ ((packed))
- chs_t;
- typedef
- struct chr_t {
- __u16 cyl;
- __u16 head;
- __u8 record;
- } __attribute__ ((packed))
- chr_t;
- typedef
- struct geom_t {
- __u16 cyl;
- __u16 head;
- __u32 sector;
- } __attribute__ ((packed))
- geom_t;
- typedef struct eckd_home_t {
- __u8 skip_control[14];
- __u16 cell_number;
- __u8 physical_addr[3];
- __u8 flag;
- ch_t track_addr;
- __u8 reserved;
- __u8 key_length;
- __u8 reserved2[2];
- } __attribute__ ((packed))
- eckd_home_t;
- typedef
- struct DE_eckd_data_t {
- struct {
- unsigned char perm:2; /* Permissions on this extent */
- unsigned char reserved:1;
- unsigned char seek:2; /* Seek control */
- unsigned char auth:2; /* Access authorization */
- unsigned char pci:1; /* PCI Fetch mode */
- } __attribute__ ((packed)) mask;
- struct {
- unsigned char mode:2; /* Architecture mode */
- unsigned char ckd:1; /* CKD Conversion */
- unsigned char operation:3; /* Operation mode */
- unsigned char cfw:1; /* Cache fast write */
- unsigned char dfw:1; /* DASD fast write */
- } __attribute__ ((packed)) attributes;
- __u16 short blk_size; /* Blocksize */
- __u16 fast_write_id;
- __u8 unused;
- __u8 reserved;
- ch_t beg_ext;
- ch_t end_ext;
- } __attribute__ ((packed))
- DE_eckd_data_t;
- typedef
- struct LO_eckd_data_t {
- struct {
- unsigned char orientation:2;
- unsigned char operation:6;
- } __attribute__ ((packed)) operation;
- struct {
- unsigned char last_bytes_used:1;
- unsigned char reserved:6;
- unsigned char read_count_suffix:1;
- } __attribute__ ((packed)) auxiliary;
- __u8 unused;
- __u8 count;
- ch_t seek_addr;
- chr_t search_arg;
- __u8 sector;
- __u16 length;
- } __attribute__ ((packed))
- LO_eckd_data_t;
- typedef
- struct dasd_eckd_characteristics_t {
- __u16 cu_type;
- struct {
- unsigned char support:2;
- unsigned char async:1;
- unsigned char reserved:1;
- unsigned char cache_info:1;
- unsigned char model:3;
- } __attribute__ ((packed)) cu_model;
- __u16 dev_type;
- __u8 dev_model;
- struct {
- unsigned char mult_burst:1;
- unsigned char RT_in_LR:1;
- unsigned char reserved1:1;
- unsigned char RD_IN_LR:1;
- unsigned char reserved2:4;
- unsigned char reserved3:8;
- unsigned char defect_wr:1;
- unsigned char reserved4:2;
- unsigned char striping:1;
- unsigned char reserved5:4;
- unsigned char cfw:1;
- unsigned char reserved6:2;
- unsigned char cache:1;
- unsigned char dual_copy:1;
- unsigned char dfw:1;
- unsigned char reset_alleg:1;
- unsigned char sense_down:1;
- } __attribute__ ((packed)) facilities;
- __u8 dev_class;
- __u8 unit_type;
- __u16 no_cyl;
- __u16 trk_per_cyl;
- __u8 sec_per_trk;
- __u8 byte_per_track[3];
- __u16 home_bytes;
- __u8 formula;
- union {
- struct {
- __u8 f1;
- __u16 f2;
- __u16 f3;
- } __attribute__ ((packed)) f_0x01;
- struct {
- __u8 f1;
- __u8 f2;
- __u8 f3;
- __u8 f4;
- __u8 f5;
- } __attribute__ ((packed)) f_0x02;
- } __attribute__ ((packed)) factors;
- __u16 first_alt_trk;
- __u16 no_alt_trk;
- __u16 first_dia_trk;
- __u16 no_dia_trk;
- __u16 first_sup_trk;
- __u16 no_sup_trk;
- __u8 MDR_ID;
- __u8 OBR_ID;
- __u8 director;
- __u8 rd_trk_set;
- __u16 max_rec_zero;
- __u8 reserved1;
- __u8 RWANY_in_LR;
- __u8 factor6;
- __u8 factor7;
- __u8 factor8;
- __u8 reserved2[3];
- __u8 reserved3[10];
- } __attribute__ ((packed))
- dasd_eckd_characteristics_t;
- typedef struct dasd_eckd_confdata_t {
- struct {
- struct {
- unsigned char identifier:2;
- unsigned char token_id:1;
- unsigned char sno_valid:1;
- unsigned char subst_sno:1;
- unsigned char recNED:1;
- unsigned char emuNED:1;
- unsigned char reserved:1;
- } __attribute__ ((packed)) flags;
- __u8 descriptor;
- __u8 dev_class;
- __u8 reserved;
- unsigned char dev_type[6];
- unsigned char dev_model[3];
- unsigned char HDA_manufacturer[3];
- unsigned char HDA_location[2];
- unsigned char HDA_seqno[12];
- __u16 ID;
- } __attribute__ ((packed)) ned1;
- struct {
- struct {
- unsigned char identifier:2;
- unsigned char token_id:1;
- unsigned char sno_valid:1;
- unsigned char subst_sno:1;
- unsigned char recNED:1;
- unsigned char emuNED:1;
- unsigned char reserved:1;
- } __attribute__ ((packed)) flags;
- __u8 descriptor;
- __u8 reserved[2];
- unsigned char dev_type[6];
- unsigned char dev_model[3];
- unsigned char DASD_manufacturer[3];
- unsigned char DASD_location[2];
- unsigned char DASD_seqno[12];
- __u16 ID;
- } __attribute__ ((packed)) ned2;
- struct {
- struct {
- unsigned char identifier:2;
- unsigned char token_id:1;
- unsigned char sno_valid:1;
- unsigned char subst_sno:1;
- unsigned char recNED:1;
- unsigned char emuNED:1;
- unsigned char reserved:1;
- } __attribute__ ((packed)) flags;
- __u8 descriptor;
- __u8 reserved[2];
- unsigned char cont_type[6];
- unsigned char cont_model[3];
- unsigned char cont_manufacturer[3];
- unsigned char cont_location[2];
- unsigned char cont_seqno[12];
- __u16 ID;
- } __attribute__ ((packed)) ned3;
- struct {
- struct {
- unsigned char identifier:2;
- unsigned char token_id:1;
- unsigned char sno_valid:1;
- unsigned char subst_sno:1;
- unsigned char recNED:1;
- unsigned char emuNED:1;
- unsigned char reserved:1;
- } __attribute__ ((packed)) flags;
- __u8 descriptor;
- __u8 reserved[2];
- unsigned char cont_type[6];
- unsigned char empty[3];
- unsigned char cont_manufacturer[3];
- unsigned char cont_location[2];
- unsigned char cont_seqno[12];
- __u16 ID;
- } __attribute__ ((packed)) ned4;
- unsigned char ned5[32];
- unsigned char ned6[32];
- unsigned char ned7[32];
- struct {
- struct {
- unsigned char identifier:2;
- unsigned char reserved:6;
- } __attribute__ ((packed)) flags;
- __u8 selector;
- __u16 interfaceID;
- __u32 reserved;
- __u16 subsystemID;
- struct {
- unsigned char sp0:1;
- unsigned char sp1:1;
- unsigned char reserved:5;
- unsigned char scluster:1;
- } __attribute__ ((packed)) spathID;
- __u8 unit_address;
- __u8 dev_ID;
- __u8 dev_address;
- __u8 adapterID;
- __u16 link_address;
- struct {
- unsigned char parallel:1;
- unsigned char escon:1;
- unsigned char reserved:1;
- unsigned char ficon:1;
- unsigned char reserved2:4;
- } __attribute__ ((packed)) protocol_type;
- struct {
- unsigned char PID_in_236:1;
- unsigned char reserved:7;
- } __attribute__ ((packed)) format_flags;
- __u8 log_dev_address;
- unsigned char reserved2[12];
- } __attribute__ ((packed)) neq;
- } __attribute__ ((packed))
- dasd_eckd_confdata_t;
- int dasd_eckd_init (void);
- void dasd_eckd_cleanup (void);
- #endif /* DASD_ECKD_H */