qemucommand: Restore custom booloader parameter.
The functionality was (presumably unintentionally) removed, but the
option was still present.
@@ -75,6 +75,9 @@ class QemuCommand(object):
if args.efi:
self.bios = 'OVMF.fd'
elif self.enable_u_boot:
+ if args.bootloader:
+ uboot_path = args.bootloader
+ else:
uboot_path = abspath(join(args.dir, self.machine, 'u-boot-qemux86-64.rom'))
if self.overlay:
new_uboot_path = self.overlay + '.u-boot.rom'
