On Tue, 9 Feb 2016, Alyssa Milburn wrote:
On Tue, Feb 09, 2016 at 09:47:57AM -0500, Programmingkid wrote:
You can assign addresses for serial DMA and even OS 9 will try poking at the dbdma controller, so this is just a question of hooking up the qemu side. I can try doing this later today if it's useful..
It is definitely useful. The ability to run Mac OS 9 in QEMU depends on it.
After a few days spent poking through the startup process in MacsBug, I'm not sure this is true. But I'll hook it up later (if someone else doesn't do
Without knowing anything about the details I had the same feeling, considering that on real hardware there was a modem connected to that port so it may be looking for that modem. But I think we want to emulate a functional serial port but without the modem instead so we don't need to emulate the modem as well. Not sure what should it say for just a serial port. Maybe none or serial instead of modem.
I've mentioned this before here:
http://lists.nongnu.org/archive/html/qemu-ppc/2016-01/msg00467.html
In any case, it makes sense as a value. (Does anyone have an OF dump from a PowerMac3,1?)
I've sent this in the message above:
http://web.archive.org/web/20090107145016/http://penguinppc.org/historical/d....
I've also found these (from NetBSD and Linux appearently):
http://nandra.segv.jp/NetBSD/G4.dump-device-tree.txt https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=604134
Hope this helps.
Regards, BALATON Zoltan