Re: [PATCH v8] Emulate dip switch language layout settings on SUN keyboard

[Daniel P . Berrangé]

On Fri, Jun 23, 2023 at 08:30:07PM +0200, Henrik Carlqvist wrote:
> SUN Type 4, 5 and 5c keyboards have dip switches to choose the language 
> layout 
> of the keyboard. Solaris makes an ioctl to query the value of the dipswitches 
> and uses that value to select keyboard layout.  Also the SUN bios like the 
> one 
> in the file ss5.bin uses this value to support at least some keyboard 
> layouts. 
> However, the OpenBIOS provided with qemu is hardcoded to always use an US 
> keyboard layout.
> 
> Before this patch, qemu allways gave dip switch value 0x21 (US keyboard),
> this patch uses a command line switch like
> "-global escc.chnA-sunkbd-layout=de" to select dip switch value. A table is
> used to lookup values from arguments like:
> 
> -global escc.chnA-sunkbd-layout=fr
> -global escc.chnA-sunkbd-layout=es
> 
> But the patch also accepts numeric dip switch values directly:
> 
> -global escc.chnA-sunkbd-layout=0x2b
> -global escc.chnA-sunkbd-layout=43
> 
> Both values above are the same and select swedish keyboard as explained in
> table 3-15 at
> https://docs.oracle.com/cd/E19683-01/806-6642/new-43/index.html
> 
> Unless you want to do a full Solaris installation but happen to have
> access to a Sun bios file, the easiest way to test that the patch works
> is to:
> 
> qemu-system-sparc -global escc.chnA-sunkbd-layout=sv -bios /path/to/ss5.bin
> 
> If you already happen to have a Solaris installation in a qemu disk image
> file you can easily try different keyboard layouts after this patch is
> applied.
> 
> Signed-off-by: Henrik Carlqvist <hc1245@poolhem.se>
> ---

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>


With regards,
Daniel
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