![Peter Lieven](/assets/img/avatar_default.png)
Some ancient Linux kernels read from registers 0x09 and 0x3c-3f during boot. According to the spec these registers are for diag and debug purposes only. If they are absend qemu aborts on read. Signed-off-by: Peter Lieven <pl@kamp.de> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>