Bug#239035: mac/ADB keymaps inappropriate for powerpc

[Sven Luther <sven.luther@wanadoo.fr>]

On Tue, Mar 23, 2004 at 10:07:17AM +0000, Alastair McKinstry wrote:
> Hi Colin,
> 
> Thanks for your report.
> 
> Looking at your patch, you removed mac_kbd.c from powerpc.
> I'd prefer to do the following: check in mac-kbd.c:
> 
>      fd = open("/proc/sys/dev/mac_hid/keyboard_sends_linux_keycodes", O_RDONLY);
> 
>         if ((fd < 0) || (read(fd,&c, 1) != 1)) {
>                 di_info ("Failed to open /proc/sys/dev/mac_hid/keyboard_sends_linux_keycodes;
> Assuming not adb");
>                 k->present = FALSE;
>                 return keyboards;
>         }
>         close(fd);
>         if (c != '0') {
>                 di_info ("Sending linux keycodes ; not using ADB keymaps\n");
> 
>                 k->present = FALSE;
>                 return keyboards;
>         }
>                                                                            
>                                            
> 
> 
> This allows kbd-chooser to be used on a running system 
> as well as in d-i. Can you please verify this would work
> as planned on powerpc?
> 
> On review, it was a mistake to couple "architecture"
> (AT / USB / etc.) to keymap choice in d-i. All the 
> keymaps in console-keymaps-usb are for the mac keyboards;
> "PC" USB keyboards use AT keymaps; etc.

Oh, this is why the USB keymaps never worked on pegasos, nice to know.

> - Read the USB vendor code from /proc/bus/usb/devices ; 
> if the keyboard vendor != Apple, don't use the "USB" (Mac USB)
> keymaps. 
> - If in kbd-chooser.c we find no keyboards, and we're not using a serial console,
> use AT keymaps.

Ok for me, colin and other (oldworld) pmac users should confirm this
too.

Friendly,

Sven Luther