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Differential D25785 Diff 85002 sys/dev/mpr/mpr_mapping.c

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sys/dev/mpr/mpr_mapping.c

Show First 20 Lines • Show All 2,561 Lines • ▼ Show 20 Linesmpr_mapping_initialize(struct mpr_softc *sc)
*/ */
sc->max_enclosures = sc->facts->MaxEnclosures + 1; sc->max_enclosures = sc->facts->MaxEnclosures + 1;
sc->max_expanders = sc->facts->MaxSasExpanders; sc->max_expanders = sc->facts->MaxSasExpanders;
sc->max_volumes = sc->facts->MaxVolumes; sc->max_volumes = sc->facts->MaxVolumes;
sc->max_devices = sc->facts->MaxTargets + sc->max_volumes; sc->max_devices = sc->facts->MaxTargets + sc->max_volumes;
sc->pending_map_events = 0; sc->pending_map_events = 0;
sc->num_enc_table_entries = 0; sc->num_enc_table_entries = 0;
sc->num_rsvd_entries = 0; sc->num_rsvd_entries = 0;
sc->max_dpm_entries = sc->ioc_pg8.MaxPersistentEntries; sc->max_dpm_entries = le16toh(sc->ioc_pg8.MaxPersistentEntries);
sc->is_dpm_enable = (sc->max_dpm_entries) ? 1 : 0; sc->is_dpm_enable = (sc->max_dpm_entries) ? 1 : 0;
sc->track_mapping_events = 0; sc->track_mapping_events = 0;
mpr_dprint(sc, MPR_MAPPING, "%s: Mapping table has a max of %d entries " mpr_dprint(sc, MPR_MAPPING, "%s: Mapping table has a max of %d entries "
"and DPM has a max of %d entries.\n", __func__, sc->max_devices, "and DPM has a max of %d entries.\n", __func__, sc->max_devices,
sc->max_dpm_entries); sc->max_dpm_entries);
if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_DISABLE_PERSISTENT_MAPPING) if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_DISABLE_PERSISTENT_MAPPING)
sc->is_dpm_enable = 0; sc->is_dpm_enable = 0;
if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0) if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0)
sc->num_rsvd_entries = 1; sc->num_rsvd_entries = 1;
volume_mapping_flags = sc->ioc_pg8.IRVolumeMappingFlags & volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) &
MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
if (sc->ir_firmware && (volume_mapping_flags == if (sc->ir_firmware && (volume_mapping_flags ==
MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING)) MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING))
sc->num_rsvd_entries += sc->max_volumes; sc->num_rsvd_entries += sc->max_volumes;
error = mpr_mapping_allocate_memory(sc); error = mpr_mapping_allocate_memory(sc);
if (error) if (error)
return (error); return (error);
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