diff options
Diffstat (limited to 'drivers/s390/block/dasd_3370_erp.c')
-rw-r--r-- | drivers/s390/block/dasd_3370_erp.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/drivers/s390/block/dasd_3370_erp.c b/drivers/s390/block/dasd_3370_erp.c deleted file mode 100644 index 1ddab8991d92..000000000000 --- a/drivers/s390/block/dasd_3370_erp.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * File...........: linux/drivers/s390/block/dasd_3370_erp.c - * Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com> - * Bugreports.to..: <Linux390@de.ibm.com> - * (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 2000 - * - */ - -#define PRINTK_HEADER "dasd_erp(3370)" - -#include "dasd_int.h" - - -/* - * DASD_3370_ERP_EXAMINE - * - * DESCRIPTION - * Checks only for fatal/no/recover error. - * A detailed examination of the sense data is done later outside - * the interrupt handler. - * - * The logic is based on the 'IBM 3880 Storage Control Reference' manual - * 'Chapter 7. 3370 Sense Data'. - * - * RETURN VALUES - * dasd_era_none no error - * dasd_era_fatal for all fatal (unrecoverable errors) - * dasd_era_recover for all others. - */ -dasd_era_t -dasd_3370_erp_examine(struct dasd_ccw_req * cqr, struct irb * irb) -{ - char *sense = irb->ecw; - - /* check for successful execution first */ - if (irb->scsw.cstat == 0x00 && - irb->scsw.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END)) - return dasd_era_none; - if (sense[0] & 0x80) { /* CMD reject */ - return dasd_era_fatal; - } - if (sense[0] & 0x40) { /* Drive offline */ - return dasd_era_recover; - } - if (sense[0] & 0x20) { /* Bus out parity */ - return dasd_era_recover; - } - if (sense[0] & 0x10) { /* equipment check */ - if (sense[1] & 0x80) { - return dasd_era_fatal; - } - return dasd_era_recover; - } - if (sense[0] & 0x08) { /* data check */ - if (sense[1] & 0x80) { - return dasd_era_fatal; - } - return dasd_era_recover; - } - if (sense[0] & 0x04) { /* overrun */ - if (sense[1] & 0x80) { - return dasd_era_fatal; - } - return dasd_era_recover; - } - if (sense[1] & 0x40) { /* invalid blocksize */ - return dasd_era_fatal; - } - if (sense[1] & 0x04) { /* file protected */ - return dasd_era_recover; - } - if (sense[1] & 0x01) { /* operation incomplete */ - return dasd_era_recover; - } - if (sense[2] & 0x80) { /* check data erroor */ - return dasd_era_recover; - } - if (sense[2] & 0x10) { /* Env. data present */ - return dasd_era_recover; - } - /* examine the 24 byte sense data */ - return dasd_era_recover; - -} /* END dasd_3370_erp_examine */ |