[OpenBIOS] [Qemu-ppc] [PATCH] ppc: Add MacOS VGA driver ROM

Howard Spoelstra hsp.cat7 at gmail.com
Sun Jul 31 20:32:23 CEST 2016


> On 30 Jul 2016, at 18:59, Programmingkid <programmingkidx at gmail.com> wrote:
> 
> On Jul 27, 2016, at 6:10 AM, qemu-ppc-request at nongnu.org wrote:
> 
>> Message: 1
>> Date: Wed, 27 Jul 2016 18:27:33 +1000
>> From: Benjamin Herrenschmidt <benh at kernel.crashing.org>
>> To: qemu-ppc at nongnu.org, David Gibson <david at gibson.dropbear.id.au>
>> Cc: qemu-devel at nongnu.org, Mark Cave-Ayland
>> 	<mark.cave-ayland at ilande.co.uk>,	Alexander Graf <agraf at suse.de>
>> Subject: [Qemu-ppc] [PATCH] ppc: Add MacOS VGA driver ROM
>> Message-ID: <1469608053.5978.132.camel at kernel.crashing.org>
>> Content-Type: text/plain; charset="UTF-8"
>> 
>> The project is at https://github.com/ozbenh/QemuMacDrivers
>> 
>> This adds a native MacOS driver in ROM (which can be picked up
>> by MacOS once OpenBIOS has been updated if Mark accepts
>> the patches I sent him) which allows MacOS classic
>> (tested 9.2.1) and MacOS X (tested 10.1.4 and 10.4)
>> to properly use QEMU std VGA (10.1.x doesn't work at all
>> without it, the others get the ability to change resolution
>> and color depth).
>> 
>> Building the ROM is tricky and requires CodeWarrior for MacOS
>> so I include a pre-built binary.
>> 
>> Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
>> ---
>> hw/ppc/mac_newworld.c |   8 ++++++++
>> pc-bios/qemu_vga.ndrv | Bin 0 -> 12808 bytes
>> 2 files changed, 8 insertions(+)
>> create mode 100644 pc-bios/qemu_vga.ndrv
>> 
>> diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c
>> index 7d25106..5029345 100644
>> --- a/hw/ppc/mac_newworld.c
>> +++ b/hw/ppc/mac_newworld.c
>> @@ -511,6 +511,13 @@ static int core99_kvm_type(const char *arg)
>>    return 2;
>> }
>> 
>> +#define MAC_CORE99_COMPAT                               \
>> +    {                                                   \
>> +        .driver   = "pci-vga",                          \
>> +        .property = "romfile",                          \
>> +        .value    = "qemu_vga.ndrv",                    \
>> +    },
>> +
>> static void core99_machine_class_init(ObjectClass *oc, void *data)
>> {
>>    MachineClass *mc = MACHINE_CLASS(oc);
>> @@ -520,6 +527,7 @@ static void core99_machine_class_init(ObjectClass *oc, void *data)
>>    mc->max_cpus = MAX_CPUS;
>>    mc->default_boot_order = "cd";
>>    mc->kvm_type = core99_kvm_type;
>> +    SET_MACHINE_COMPAT(mc, MAC_CORE99_COMPAT);
>> }
>> 
>> static const TypeInfo core99_machine_info = {
>> diff --git a/pc-bios/qemu_vga.ndrv b/pc-bios/qemu_vga.ndrv
>> new file mode 100644
>> index 0000000000000000000000000000000000000000..0b1549d1c5978f87aed2b6e496a23fbaf18dbea4
>> GIT binary patch
>> literal 12808
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>> zP)Ze%s#pM|$KX at A7hGJkDjqI05!A)xBymf-R29*1<2n*sUmyr0nZ at 0|DUu%EFpCWN
>> ztJO>zSHbBncL|MnstJUWp^+4pJhSVF?Wd5UWZ-KNdqAUfg;dFLmlw||<X9a~#2o%a
>> z+5Gu>`U5?G+vEGr(zf=DeAlX#tG=@|EUy}>Vt2+;rcWX=_xR++RZI+9PO0fM21tQ9
>> z!~a!mbv!Mvi;u>_h}?1%OH5uYkEXyRht+i<MDf-tCK8~$@w(QwHpu7IX}SY1r{i)e
>> zGBO&4JIZ%0?*sGdxNKIX%<J{C=k|Vit^D0<T8Kf8p}!=*Xs^OIz)yjPx-(-|Yb!{w
>> zxlGoz>KRI<BI}WBt__(94lA>}JJ8o6ifnoJ9ms9p%J2?y%ry3V#YhAq(2=#7oDlcm
>> S3pms9xI7eDPqe?>@BaW(s=rMD
>> 
>> literal 0
>> HcmV?d00001
> 
> Your patch does successfully work with Mac OS 10.4.0, Mac OS 9.2.1, and Mac OS 9.0.4. Great job :) 
> 
> Reviewed-by: John Arbuckle <programmingkidx at gmail.com>
> -- 
> OpenBIOS                 http://openbios.org/
> Mailinglist:  http://lists.openbios.org/mailman/listinfo
> Free your System - May the Forth be with you

Hi, I noticed one small regression using this patch and the rom: OSX 10.5 no longer gets to the desktop. Not that it matters much, mouse and keyboard weren’t working anyway.




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