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authorPaolo Bonzini <pbonzini@redhat.com>2014-07-16 12:22:26 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2014-07-29 17:36:33 +0200
commit3e7e180ab3f970a4e5b64b5fafd57c48c98ee560 (patch)
tree5b41b83e0bc2c2f4264c7071af3993c44559d81b /hw/scsi/scsi-generic.c
parent592c3b289f77ee77d5bff25cb19326cc7f22a532 (diff)
downloadqemu-3e7e180ab3f970a4e5b64b5fafd57c48c98ee560.tar.gz
scsi-block, scsi-generic: implement parse_cdb
The callback lets the bus provide the direction and transfer count for passthrough commands, enabling passthrough of vendor-specific commands. Reviewed-by: Fam Zheng <famz@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/scsi/scsi-generic.c')
-rw-r--r--hw/scsi/scsi-generic.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/scsi/scsi-generic.c b/hw/scsi/scsi-generic.c
index 3733d2c36c..0b2ff90b90 100644
--- a/hw/scsi/scsi-generic.c
+++ b/hw/scsi/scsi-generic.c
@@ -490,6 +490,12 @@ static Property scsi_generic_properties[] = {
DEFINE_PROP_END_OF_LIST(),
};
+static int scsi_generic_parse_cdb(SCSIDevice *dev, SCSICommand *cmd,
+ uint8_t *buf, void *hba_private)
+{
+ return scsi_bus_parse_cdb(dev, cmd, buf, hba_private);
+}
+
static void scsi_generic_class_initfn(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
@@ -498,6 +504,7 @@ static void scsi_generic_class_initfn(ObjectClass *klass, void *data)
sc->init = scsi_generic_initfn;
sc->destroy = scsi_destroy;
sc->alloc_req = scsi_new_request;
+ sc->parse_cdb = scsi_generic_parse_cdb;
dc->fw_name = "disk";
dc->desc = "pass through generic scsi device (/dev/sg*)";
dc->reset = scsi_generic_reset;