[SeaBIOS] seabios unable to boot from iscsi disk in a vm with 11 virtio disks and 1 iscsi disk.

[Yiguang Chen]

The seabios version is ref-1.13.0.
I have a qemu vm with 11 virtio disks and 1 iscsi disk. The iscsi disk has a bootable windows system and the bootorder is '1'. When the vm start, the seabios show me "No bootable device".