Messages in this thread | | | From | (Eric W. Biederman) | Subject | Re: [PATCH 13/14] x86_64 irq: Safely cleanup an irq after moving it. | Date | Sun, 25 Feb 2007 05:09:48 -0700 |
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Mika Penttilä <mika.penttila@kolumbus.fi> writes:
> Eric W. Biederman wrote: >> * Vectors 0x20-0x2f are used for ISA interrupts. >> */ >> -#define IRQ0_VECTOR FIRST_EXTERNAL_VECTOR >> +#define IRQ0_VECTOR FIRST_EXTERNAL_VECTOR + 0x10 >> #define IRQ1_VECTOR IRQ0_VECTOR + 1 >> #define IRQ2_VECTOR IRQ0_VECTOR + 2 >> #define IRQ3_VECTOR IRQ0_VECTOR + 3 >> @@ -82,7 +87,7 @@ >> > I think we have a dependency in i8259.c that irq0 is mapped to vector 0x20.
We did, but I'm pretty certain I removed it when I introduced the IRQ[0-15]_VECTOR defines.
One of my test machines seems to be delivering irq0 in EXTInt mode with this patch applied (a bug of another flavor) so I don't think there is a real issue here.
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