On 3/12/21 10:41 PM, Laurent Vivier wrote: > The Quadra 800 machine is very limited to run linux, it manages > only 1 GiB of memory and only some specific interfaces. > > The Virtual M68k Machine is based on Goldfish interfaces defined by Google > for Android simulator. It uses Goldfish-rtc (timer and RTC), > Goldfish-pic (PIC) and Goldfish-tty (for early tty).
> v8: > goldfish-tty: > set version to 1 because, as pointed out by Peter, the version 0 > provides virtual address and not physical address to QEMU. > It was working with m68k-virt kernel because virtual memory > of the kernel is mapped at the same address as the physical memory. > The m68k-virt kernel at this point is not ready to use the > goldfish tty driver with the physical address but we can > use the virtio-serial interface. We keep the goldfish-tty device > for the early printks that work fine because they use the PUT_CHAR > register. v8 LGTM.
