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SubjectRe: m68k: Convert to genirq (WIP)
On Sat, Jun 4, 2011 at 19:56, Geert Uytterhoeven <> wrote:
> On Sat, May 28, 2011 at 20:32, Geert Uytterhoeven <> wrote:
>> Now sparc32 has beaten me, I pushed out my work in progress of converting m68k
>> to use the generic hardirq framework:
>> git:// m68k-genirq
>> Next on my list is Amiga, which will cover autovectored and chained interrupts.
> I rebased to 3.0-rc1 and added (not in that order):
>  [10] m68k/irq: Add m68k_setup_irq_controller()
>  [11] m68k/irq: Adding missing "irq" offset in m68k_setup_irq_controller()
>  [12] m68k/irq: Fix auto and user chips and handlers
>  [13] m68k/amiga: Refactor amiints.c
>  [14] m68k/amiga: Convert Amiga to genirq
>  [15] m68k/amiga: Optimize interrupts using chain handlers
> It works on Amiga now, too. It can still use some optimizations in the
> irq_{enable,disable,ack,mask,mask_ack,unmask} area, as my BogoMIPS
> rating dropped by ca 2.5% and is now under 16, for a 25 MHz 68040.

Seems like everything (Atari/ARAnyM and Amiga) still works when using
handle_simple_irq instead of handle_level_irq.
As a bonus, BogoMIPS is above 16 again.



Geert Uytterhoeven -- There's lots of Linux beyond ia32 --

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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