23 static int __do_cio(SubChannelId schid, uint32_t ccw_addr, int fmt, Irb *irb);
77     Irb irb;  in basic_sense()  local
79     return __do_cio(schid, ptr2u32(&senseCcw), CCW_FMT1, &irb);  in basic_sense()
82 static bool irb_error(Irb *irb)  in irb_error()  argument
84     if (irb->scsw.cstat) {  in irb_error()
87     return irb->scsw.dstat != (SCSW_DSTAT_DEVEND | SCSW_DSTAT_CHEND);  in irb_error()
180 static void print_irb_err(Irb *irb)  in print_irb_err()  argument
182     uint64_t this_ccw = *(uint64_t *)u32toptr(irb->scsw.cpa);  in print_irb_err()
183     uint64_t prev_ccw = *(uint64_t *)u32toptr(irb->scsw.cpa - 8);  in print_irb_err()
189     if (irb->scsw.ctrl & SCSW_FCTL_START_FUNC) {  in print_irb_err()
192     if (irb->scsw.ctrl & SCSW_FCTL_HALT_FUNC) {  in print_irb_err()
195     if (irb->scsw.ctrl & SCSW_FCTL_CLEAR_FUNC) {  in print_irb_err()
202     if (irb->scsw.ctrl & SCSW_ACTL_RESUME_PEND) {  in print_irb_err()
205     if (irb->scsw.ctrl & SCSW_ACTL_START_PEND) {  in print_irb_err()
208     if (irb->scsw.ctrl & SCSW_ACTL_HALT_PEND) {  in print_irb_err()
211     if (irb->scsw.ctrl & SCSW_ACTL_CLEAR_PEND) {  in print_irb_err()
214     if (irb->scsw.ctrl & SCSW_ACTL_CH_ACTIVE) {  in print_irb_err()
217     if (irb->scsw.ctrl & SCSW_ACTL_DEV_ACTIVE) {  in print_irb_err()
220     if (irb->scsw.ctrl & SCSW_ACTL_SUSPENDED) {  in print_irb_err()
227     if (irb->scsw.ctrl & SCSW_SCTL_ALERT) {  in print_irb_err()
230     if (irb->scsw.ctrl & SCSW_SCTL_INTERMED) {  in print_irb_err()
233     if (irb->scsw.ctrl & SCSW_SCTL_PRIMARY) {  in print_irb_err()
236     if (irb->scsw.ctrl & SCSW_SCTL_SECONDARY) {  in print_irb_err()
239     if (irb->scsw.ctrl & SCSW_SCTL_STATUS_PEND) {  in print_irb_err()
246     if (irb->scsw.dstat & SCSW_DSTAT_ATTN) {  in print_irb_err()
249     if (irb->scsw.dstat & SCSW_DSTAT_STATMOD) {  in print_irb_err()
252     if (irb->scsw.dstat & SCSW_DSTAT_CUEND) {  in print_irb_err()
255     if (irb->scsw.dstat & SCSW_DSTAT_BUSY) {  in print_irb_err()
258     if (irb->scsw.dstat & SCSW_DSTAT_CHEND) {  in print_irb_err()
261     if (irb->scsw.dstat & SCSW_DSTAT_DEVEND) {  in print_irb_err()
264     if (irb->scsw.dstat & SCSW_DSTAT_UCHK) {  in print_irb_err()
267     if (irb->scsw.dstat & SCSW_DSTAT_UEXCP) {  in print_irb_err()
274     if (irb->scsw.cstat & SCSW_CSTAT_PCINT) {  in print_irb_err()
277     if (irb->scsw.cstat & SCSW_CSTAT_BADLEN) {  in print_irb_err()
280     if (irb->scsw.cstat & SCSW_CSTAT_PROGCHK) {  in print_irb_err()
283     if (irb->scsw.cstat & SCSW_CSTAT_PROTCHK) {  in print_irb_err()
286     if (irb->scsw.cstat & SCSW_CSTAT_CHDCHK) {  in print_irb_err()
289     if (irb->scsw.cstat & SCSW_CSTAT_CHCCHK) {  in print_irb_err()
292     if (irb->scsw.cstat & SCSW_CSTAT_ICCHK) {  in print_irb_err()
295     if (irb->scsw.cstat & SCSW_CSTAT_CHAINCHK) {  in print_irb_err()
300     printf("    cpa= 0x%X\n", irb->scsw.cpa);  in print_irb_err()
310 static int __do_cio(SubChannelId schid, uint32_t ccw_addr, int fmt, Irb *irb)  in __do_cio()  argument
335         tsch(schid, irb);  in __do_cio()
346     rc = tsch(schid, irb);  in __do_cio()
372     Irb irb = {};  in do_cio()  local
377         rc = __do_cio(schid, ccw_addr, fmt, &irb);  in do_cio()
388         if (!irb_error(&irb)) {  in do_cio()
396         if ((unit_check(&irb) || iface_ctrl_check(&irb)) && retries <= 2) {  in do_cio()
397             if (unit_check(&irb)) {  in do_cio()
410         print_irb_err(&irb);  in do_cio()