Messages in this thread | | | Date | Fri, 1 Feb 2002 10:10:42 +0100 (MET) | From | Geert Uytterhoeven <> | Subject | Re: [PATCH] amiga input api drivers |
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On Fri, 1 Feb 2002, Simon Richter wrote: > On Fri, 1 Feb 2002, Roman Zippel wrote: > > > > > + scancode = scancode >> 1; /* lowest bit is release bit */ > > > > > + down = scancode & 1; > > > He's correct, the up/down event is received in the lsb bit, the other 7 > > bits are the keycode. > > Well, I'm also unsure you mean the LSB here -- The hardware manual says > that bit 7 indicates that the key had been released.
Yes, but that's after rotating. The old code did
/* rotate scan code to get up/down bit in proper position */ scancode = ((scancode >> 1) & 0x7f) | ((scancode << 7) & 0x80);
first.
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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