On 08/21/2011 05:04 AM, Laurent Vivier wrote: > Le samedi 20 août 2011 à 18:42 -0500, Rob Landley a écrit : >> On 08/20/2011 06:17 PM, Natalia Portillo wrote: >>>> or ancient macintosh support >>> >>> Most of the hardware (but a few required ones like SWIM) is already >>> in QEMU, you need to glue everything, make Toolbox be VERY happy >>> about its environment, make Mac OS boot so it can second-boot Linux >>> (the direct-booter is so buggy it may introduce phantom bugs on the >>> emulation) and implement the MMU. >> >> I haven't got a copy of ancient MacOS. >> >> Why is the direct booter buggy? I'm happy to track down and isolate >> phantom bugs, either in the kernel or in qemu. (One nice thing about >> emulators is you can get deterministic regression tests reasonably >> easily. :) >> >> How do I _use_ the direct booter, anyway? I built mac_defconfig in 3.0 >> but it only gave me a vmlinux, which faulted on the instruction at >> address 0. I tried m68k-objdump -O binary vmlinux vmlinux.bin but that >> wouldnt' bot at all (qemu -kernel refused to load it). > > For the moment, q800 is not working.
I noticed. :) > Master branch is for m68k-linux-user target. > > I'm working on m68k-softmmu on the macrom-branch by porting the > basiliskII stuff. That doesn't emulate real hardware according to the introduction of http://basilisk.cebix.net/TECH so what is there to port? (Closer CPU emulation for the MMU stuff?) > but a ROM will not be required to boot it as the bootloader has the role > to collect information from the ROM to pass it the kernel. > Qemu will be able to do it and boot directly the kernel (with option > --kernel). We can cut&paste parts from the EMILE bootloader. If the platform wasn't mummified I'd suggest a device tree conversion... :) > A real machine emulation will require a ROM. But for this part we can > have a look to executore (https://github.com/ctm/executor). I just want to run Linux on the thing, via -kernel and -append. Rob
