diff options
Diffstat (limited to 'hw/scsi/scsi-disk.c')
| -rw-r--r-- | hw/scsi/scsi-disk.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c index cb222da7a5..8e553487d5 100644 --- a/hw/scsi/scsi-disk.c +++ b/hw/scsi/scsi-disk.c @@ -32,6 +32,7 @@ #include "migration/vmstate.h" #include "hw/scsi/emulation.h" #include "scsi/constants.h" +#include "sysemu/arch_init.h" #include "sysemu/block-backend.h" #include "sysemu/blockdev.h" #include "hw/block/block.h" @@ -111,6 +112,7 @@ struct SCSIDiskState { char *vendor; char *product; char *device_id; + char *loadparm; /* only for s390x */ bool tray_open; bool tray_locked; /* @@ -3135,6 +3137,43 @@ BlockAIOCB *scsi_dma_writev(int64_t offset, QEMUIOVector *iov, return blk_aio_pwritev(s->qdev.conf.blk, offset, iov, 0, cb, cb_opaque); } +static char *scsi_property_get_loadparm(Object *obj, Error **errp) +{ + return g_strdup(SCSI_DISK_BASE(obj)->loadparm); +} + +static void scsi_property_set_loadparm(Object *obj, const char *value, + Error **errp) +{ + void *lp_str; + + if (object_property_get_int(obj, "bootindex", NULL) < 0) { + error_setg(errp, "'loadparm' is only valid for boot devices"); + return; + } + + lp_str = g_malloc0(strlen(value)); + if (!qdev_prop_sanitize_s390x_loadparm(lp_str, value, errp)) { + g_free(lp_str); + return; + } + SCSI_DISK_BASE(obj)->loadparm = lp_str; +} + +static void scsi_property_add_specifics(DeviceClass *dc) +{ + ObjectClass *oc = OBJECT_CLASS(dc); + + /* The loadparm property is only supported on s390x */ + if (arch_type & QEMU_ARCH_S390X) { + object_class_property_add_str(oc, "loadparm", + scsi_property_get_loadparm, + scsi_property_set_loadparm); + object_class_property_set_description(oc, "loadparm", + "load parameter (s390x only)"); + } +} + static void scsi_disk_base_class_initfn(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); @@ -3218,6 +3257,8 @@ static void scsi_hd_class_initfn(ObjectClass *klass, void *data) dc->desc = "virtual SCSI disk"; device_class_set_props(dc, scsi_hd_properties); dc->vmsd = &vmstate_scsi_disk_state; + + scsi_property_add_specifics(dc); } static const TypeInfo scsi_hd_info = { @@ -3258,6 +3299,8 @@ static void scsi_cd_class_initfn(ObjectClass *klass, void *data) dc->desc = "virtual SCSI CD-ROM"; device_class_set_props(dc, scsi_cd_properties); dc->vmsd = &vmstate_scsi_disk_state; + + scsi_property_add_specifics(dc); } static const TypeInfo scsi_cd_info = { |