Re: [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 [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• Follow-Ups:
  • Re: [PATCH 12/14] x86_64 irq: Add constants for the reserved IRQ vectors.
    • From: [email protected] (Eric W. Biederman)

• References:
  • [PATCH 03/14] x86_64 irq: Kill declaration of removed array, interrupt
    • From: [email protected] (Eric W. Biederman)
  • [PATCH 04/14] x86_64 irq: Remove the unused vector parameter from ioapic_register_intr
    • From: [email protected] (Eric W. Biederman)
  • [PATCH 05/14] x86_64 irq: Refactor setup_IO_APIC_irq
    • From: [email protected] (Eric W. Biederman)
  • [PATCH 06/14] x86_64 irq: Simplfiy the set_affinity logic.
    • From: [email protected] (Eric W. Biederman)
  • [PATCH 07/14] x86_64 irq: In __DO_ACTION perform the FINAL action for every entry.
    • From: [email protected] (Eric W. Biederman)
  • [PATCH 08/14] x86_64 irq: Use NR_IRQS not NR_IRQ_VECTORS
    • From: [email protected] (Eric W. Biederman)
  • [PATCH 09/14] x86_64 irq: Begin consolidating per_irq data in structures.
    • From: [email protected] (Eric W. Biederman)
  • [PATCH 10/14] x86_64 irq: Simplify assign_irq_vector's arguments.
    • From: [email protected] (Eric W. Biederman)
  • [PATCH 11/14] x86_64 irq: Remove unnecessary irq 0 setup.
    • From: [email protected] (Eric W. Biederman)
  • [PATCH 12/14] x86_64 irq: Add constants for the reserved IRQ vectors.
    • From: [email protected] (Eric W. Biederman)

• Prev by Date: Re: [PATCH] kbuild: Add the code maturity levels DEPRECATED and OBSOLETE.
• Next by Date: Re: Advice on backlight support
• Previous by thread: Re: [PATCH 14/14] genirq: Mask irqs when migrating them.
• Next by thread: Re: [PATCH 12/14] x86_64 irq: Add constants for the reserved IRQ vectors.
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]