You can also enable some more debug output in grub along with removing quite:
For Xen command line (multiboot2 line): loglvl=all guest_loglvl=all vga=,keep
For kernel command line (first module2 line): console=hvc0 earlyprintk=xen
You can also enable some more debug output in grub along with removing quite:
For Xen command line (multiboot2 line): loglvl=all guest_loglvl=all vga=,keep
For kernel command line (first module2 line): console=hvc0 earlyprintk=xen