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Re: [Qemu-ppc] [Qemu-devel] [PATCH 00/13] Mac OS 9 compatibility improve

From: Mark Cave-Ayland
Subject: Re: [Qemu-ppc] [Qemu-devel] [PATCH 00/13] Mac OS 9 compatibility improvements (upstream rework)
Date: Fri, 30 Oct 2015 16:48:12 +0000
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Icedove/31.8.0

On 23/10/15 14:56, Mark Cave-Ayland wrote:

> This is a rework of Cormac O'Brien's GSoC project to try and boot MacOS 9 
> under
> QEMU, the original version of which was posted to the qemu-devel list at the
> end of August 
> (https://lists.gnu.org/archive/html/qemu-devel/2015-08/msg02521.html).
> The patchset consisted of some simple patches from Alex and then a large set 
> of
> CUDA changes supplied as a single patch which were the result of Cormac 
> analysing
> MOL with Alex's help to try and further the boot process.
> In their previous form, the patches were unsuitable for applying upstream 
> since
> while they furthered MacOS 9 boot, they also caused a couple of major 
> regressions
> such as breaking the mouse and causing Darwin/OS X boot to panic on startup.
> This reworked patchset fixes these regressions, includes some other clean-ups 
> and more importantly now passes all of my OpenBIOS image boot tests with an 
> OpenBIOS binary from SVN trunk (separate pull request to be sent shortly).
> Whilst OpenBIOS still needs one additional patch to run the MacOS 9 
> bootloader,
> I've uploaded a pre-compiled binary to 
> https://www.ilande.co.uk/tmp/openbios-ppc for people interested in testing 
> the 
> new MacOS 9 functionality.
> Apologies for the delay in sending this out on-list, however due to recent
> circumstances I've been without a reliable broadband connection for a couple
> of weeks. However given that this is mostly a rework of the previous patchset 
> and looks good in testing here, I'd definitely like it to be considered for
> application during soft freeze.
> Signed-off-by: Mark Cave-Ayland <address@hidden>
> Alexander Graf (3):
>   PPC: Allow Rc bit to be set on mtspr
>   PPC: Fix lsxw bounds checks
>   PPC: mac99: Always add USB controller
> Mark Cave-Ayland (10):
>   cuda.c: fix CUDA ADB error packet format
>   cuda.c: fix CUDA_PACKET response packet format
>   cuda.c: implement simple CUDA_GET_6805_ADDR command
>   cuda.c: implement dummy IIC access commands
>   cuda.c: fix CUDA SR interrupt clearing
>   cuda.c: add defines for CUDA registers
>   cuda.c: refactor get_tb() so that the time can be passed in
>   cuda.c: rename get_counter() state variable from s to ti for
>     consistency
>   cuda.c: fix T2 timer and enable its interrupt
>   cuda.c: add delay to setting of SR_INT bit
>  hw/misc/macio/cuda.c    |  243 
> ++++++++++++++++++++++++++++++-----------------
>  hw/ppc/mac.h            |    3 +
>  hw/ppc/mac_newworld.c   |    3 +-
>  target-ppc/mem_helper.c |    5 +-
>  target-ppc/translate.c  |    2 +-
>  5 files changed, 163 insertions(+), 93 deletions(-)

Ping? Can anyone review this in Alex's absence? In the meantime I've
added it to wiki at http://wiki.qemu.org/Planning/2.5 as it would be
good to get the GSoC work upstream for 2.5.



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