ppc LE questions (seeking help hand info pointers)
geert at linux-m68k.org
Fri Sep 21 17:24:13 EST 2001
On Thu, 20 Sep 2001, Dan Malek wrote:
> "Timothy A. Seufert" wrote:
> > Finally, Book E has been mentioned.
> Too bad.....
> > ... a TLB entry bit (bit 'E' for endian) which marks a page as
> > little endian.
> This has been discussed in the past and suffers from the same
> problem as trying to byte swap in a bridge. Although you can use
> any load/store in this space, unless you are performing the access
> on the natural size of the object it won't have the proper effect.
> Since you must require that knowledge, it is just as easy to choose
> the proper byte swapping variant of the instruction.
Anyone who knows how this differs from the similar bit on UltraSPARC?
> I guess I better go looking for those m68k projects now :-).
Good! We can use some help to keep the old platforms alive... AFAIK the
working platform support decreased to Amiga, Q40, Sun3[x], and Mac in 2.4.x...
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at 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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