To work, a machine MUST have some variety of OpenBoot firmware!
+
+The processor support is quite stable at this point.
+Driver support is currently somewhat limited, due to most PCI devices
+only having been tested on little-endian machines. Additional device
+support for Macintosh hardware systems is under development any
+programming information for any recent Mac hardware would improve
+this situation.
-As such, this is still rather preliminary and should not be considered
-finished.
-The port is still not fully stable, but is now running well enough that
-is is reasonable to do system development.
-Hopefully, all stablity problem will be worked on and this will
-become a reasonably useable port.
-However, if you have PowerPC hardware we would like to know
-if it at least boots the install floppy.
-
-The following processors are supported: 603, 603e, 604, 604ev.
+The following processors are supported: 603, 603e, 604, 604ev, 750.
The port does not yet use real device drivers. It uses OpenFirmware
@@ -63,7 +61,7 @@
RiscPC
Pro2000
Pro3000
-
Pro4000 (* might not work due to IRQ problem)
+
Pro4000
V-I
@@ -72,13 +70,13 @@
-Untested hardware (MAY work -- please mail with results):
+Hardware support under development:
-
Firepower machines
-
Motorola Net4000
-
Motorola Net6000
+
Apple PowerMac systems with at least a 603 processor and OpenFirmware.
-
None known to work.
+
Only the Apple imac (333Mhz) currenly has driver support.
+
Other systems supported with hardware availability and driver information.
+more recent systems will be given priority over older/slower systems.
@@ -89,8 +87,7 @@
PPCP class machines.
Apple PowerMac systems with a 601 processor or lack OpenFirmware
will never work.
-
Apple PowerMac systems with at least a 603 processor and OpenFirmware.
-The Apple implementation of OpenFirmware does not support loading of ELF
+
The Apple implementation of OpenFirmware does not support loading of ELF
executables (like the boot-blocks for this port). This needs a workaround.
@@ -117,6 +114,19 @@
added, vga cannot be used as console yet, but can be used as a terminal.
No X servers are supported, but the mechanism to access vga via mmap exists.
+For 2.5 support continued at the previous level as 2.4.
+
+For 2.6 support an offical release was not made for the powerpc port.
+Work on the iMac had started and compiler loader issues had not been
+resolved which prevented the system from building out of the tree.
+
+Post 2.6, iMac support has been added, further development is underway
+to support the imac devices better and add support for other systems.
+Initally with the imac driver support, compatibility with older
+systems was lost. This is primarily due to a lack of testing, these
+systems will be supported once the system changes are backported.
+
+
Contact
Theo de Raadt or
Dale Rahn
@@ -128,7 +138,7 @@
www@openbsd.org
-$OpenBSD: powerpc.html,v 1.21 1998/12/02 05:55:23 rahnds Exp $
+$OpenBSD: powerpc.html,v 1.22 1999/11/09 05:32:30 rahnds Exp $
www@openbsd.org