Il 28/06/2013 14:05, Andreas Färber ha scritto: > BTW just try it out using the following to see for yourself: > > $ qemu-system-ppc -nographic > > should get you to an interactive OpenBIOS prompt. Same for sparc. > This involves communicating to firmware that we are in -nographic mode, > which then redirects its output to serial rather then VGA (think of > sgabios in x86 terms).
Is this FW_CFG_NOGRAPHIC? This is really a good usecase for making the machine a Device, so you can control it with -global. It can be useful even if you do have a VGA attached. Paolo