lkml.org 
[lkml]   [2007]   [Feb]   [25]   [last100]   RSS Feed
Views: [more markup]  [less markup]  [headers]  [forward] 
 
Messages in this thread
/
DateSun, 25 Feb 2007 11:43:27 +0100
FromPavel Machek <>
SubjectRe: [PATCH 12/14] x86_64 irq: Add constants for the reserved IRQ vectors.
Hi!

> For the ISA irqs we reserve 16 vectors.  This patch adds constants for
> those vectors and modifies the code to use them.  Making the code a
> little clearer and making it possible to move these vectors in the future.


>  /*
>   * Vectors 0x20-0x2f are used for ISA interrupts.
>   */
> +#define IRQ0_VECTOR		FIRST_EXTERNAL_VECTOR
> +#define IRQ1_VECTOR		IRQ0_VECTOR + 1

Maybe IRQ_VECTOR(1) would be similary readable, and would avoid 

> +#define IRQ2_VECTOR		IRQ0_VECTOR + 2
> +#define IRQ3_VECTOR		IRQ0_VECTOR + 3
> +#define IRQ4_VECTOR		IRQ0_VECTOR + 4
> +#define IRQ5_VECTOR		IRQ0_VECTOR + 5 
> +#define IRQ6_VECTOR		IRQ0_VECTOR + 6
> +#define IRQ7_VECTOR		IRQ0_VECTOR + 7
> +#define IRQ8_VECTOR		IRQ0_VECTOR + 8
> +#define IRQ9_VECTOR		IRQ0_VECTOR + 9
> +#define IRQ10_VECTOR		IRQ0_VECTOR + 10
> +#define IRQ11_VECTOR		IRQ0_VECTOR + 11
> +#define IRQ12_VECTOR		IRQ0_VECTOR + 12
> +#define IRQ13_VECTOR		IRQ0_VECTOR + 13
> +#define IRQ14_VECTOR		IRQ0_VECTOR + 14
> +#define IRQ15_VECTOR		IRQ0_VECTOR + 15

...these defines?
								Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-02-25 11:47    [from the cache]
©2003-2008