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| author | Stefan Haberland <stefan.haberland@de.ibm.com> | 2008-04-17 07:46:08 +0200 |
|---|---|---|
| committer | Heiko Carstens <heiko.carstens@de.ibm.com> | 2008-04-17 07:47:00 +0200 |
| commit | f60c768c387026499bbdefdd807d9124ae2b3a8c (patch) | |
| tree | 22b699f18196b6fbd799ddcf7e8d8d5a749782f0 /drivers/s390/block/dasd_3990_erp.c | |
| parent | c2e8b8531b162fb314434f1f2608ba1ddf46b98f (diff) | |
| download | kernel_goldelico_gta04-f60c768c387026499bbdefdd807d9124ae2b3a8c.zip kernel_goldelico_gta04-f60c768c387026499bbdefdd807d9124ae2b3a8c.tar.gz kernel_goldelico_gta04-f60c768c387026499bbdefdd807d9124ae2b3a8c.tar.bz2 | |
[S390] dasd: add sim handling.
Now the system reports system information messages (SIM) to the user.
The System Reference Code (SRC) which is reported to the user gives
the abbility to lookup the reason of the SIM online in the
documentation of the storage server.
Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'drivers/s390/block/dasd_3990_erp.c')
| -rw-r--r-- | drivers/s390/block/dasd_3990_erp.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c index b19db20..e6700df 100644 --- a/drivers/s390/block/dasd_3990_erp.c +++ b/drivers/s390/block/dasd_3990_erp.c @@ -1996,6 +1996,36 @@ dasd_3990_erp_compound(struct dasd_ccw_req * erp, char *sense) } /* end dasd_3990_erp_compound */ /* + *DASD_3990_ERP_HANDLE_SIM + * + *DESCRIPTION + * inspects the SIM SENSE data and starts an appropriate action + * + * PARAMETER + * sense sense data of the actual error + * + * RETURN VALUES + * none + */ +void +dasd_3990_erp_handle_sim(struct dasd_device *device, char *sense) +{ + /* print message according to log or message to operator mode */ + if ((sense[24] & DASD_SIM_MSG_TO_OP) || (sense[1] & 0x10)) { + + /* print SIM SRC from RefCode */ + DEV_MESSAGE(KERN_ERR, device, "SIM - SRC: " + "%02x%02x%02x%02x", sense[22], + sense[23], sense[11], sense[12]); + } else if (sense[24] & DASD_SIM_LOG) { + /* print SIM SRC Refcode */ + DEV_MESSAGE(KERN_WARNING, device, "SIM - SRC: " + "%02x%02x%02x%02x", sense[22], + sense[23], sense[11], sense[12]); + } +} + +/* * DASD_3990_ERP_INSPECT_32 * * DESCRIPTION @@ -2018,6 +2048,10 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) erp->function = dasd_3990_erp_inspect_32; + /* check for SIM sense data */ + if ((sense[6] & DASD_SIM_SENSE) == DASD_SIM_SENSE) + dasd_3990_erp_handle_sim(device, sense); + if (sense[25] & DASD_SENSE_BIT_0) { /* compound program action codes (byte25 bit 0 == '1') */ |