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author | Ingo Molnar <mingo@elte.hu> | 2008-08-20 14:39:18 +0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-08-20 14:39:18 +0400 |
commit | 170465ee7f5a9a2d0ac71285507e52642e040353 (patch) | |
tree | dbca81f04cde9e625170abbd6a72555cfbeb194e /arch/arm/mach-at91/include/mach/irqs.h | |
parent | 169ad16bb87c10a3f7c108bb7008ebc0270f617a (diff) | |
parent | 1fca25427482387689fa27594c992a961d98768f (diff) | |
download | linux-170465ee7f5a9a2d0ac71285507e52642e040353.tar.xz |
Merge branch 'linus' into x86/xen
Diffstat (limited to 'arch/arm/mach-at91/include/mach/irqs.h')
-rw-r--r-- | arch/arm/mach-at91/include/mach/irqs.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/include/mach/irqs.h b/arch/arm/mach-at91/include/mach/irqs.h new file mode 100644 index 000000000000..bda29ccbcd94 --- /dev/null +++ b/arch/arm/mach-at91/include/mach/irqs.h @@ -0,0 +1,48 @@ +/* + * arch/arm/mach-at91/include/mach/irqs.h + * + * Copyright (C) 2004 SAN People + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __ASM_ARCH_IRQS_H +#define __ASM_ARCH_IRQS_H + +#include <asm/io.h> +#include <mach/at91_aic.h> + +#define NR_AIC_IRQS 32 + + +/* + * Acknowledge interrupt with AIC after interrupt has been handled. + * (by kernel/irq.c) + */ +#define irq_finish(irq) do { at91_sys_write(AT91_AIC_EOICR, 0); } while (0) + + +/* + * IRQ interrupt symbols are the AT91xxx_ID_* symbols + * for IRQs handled directly through the AIC, or else the AT91_PIN_* + * symbols in gpio.h for ones handled indirectly as GPIOs. + * We make provision for 5 banks of GPIO. + */ +#define NR_IRQS (NR_AIC_IRQS + (5 * 32)) + +/* FIQ is AIC source 0. */ +#define FIQ_START AT91_ID_FIQ + +#endif |