| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __ASM_HARDIRQ_H |
| 2 | #define __ASM_HARDIRQ_H |
| 3 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4 | #include <linux/cache.h> |
| 5 | #include <linux/threads.h> |
| 6 | #include <asm/irq.h> |
| 7 | |
| 8 | typedef struct { |
| 9 | unsigned int __softirq_pending; |
| Russell King | ec405ea | 2010-11-15 13:38:06 +0000 | [diff] [blame^] | 10 | #ifdef CONFIG_LOCAL_TIMERS |
| Russell King | 37ee16a | 2005-11-08 19:08:05 +0000 | [diff] [blame] | 11 | unsigned int local_timer_irqs; |
| Russell King | ec405ea | 2010-11-15 13:38:06 +0000 | [diff] [blame^] | 12 | #endif |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | } ____cacheline_aligned irq_cpustat_t; |
| 14 | |
| 15 | #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ |
| 16 | |
| Magnus Damm | 27ada41 | 2010-05-19 09:58:27 +0100 | [diff] [blame] | 17 | #if NR_IRQS > 512 |
| 18 | #define HARDIRQ_BITS 10 |
| 19 | #elif NR_IRQS > 256 |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 20 | #define HARDIRQ_BITS 9 |
| 21 | #else |
| 22 | #define HARDIRQ_BITS 8 |
| 23 | #endif |
| 24 | |
| 25 | /* |
| 26 | * The hardirq mask has to be large enough to have space |
| 27 | * for potentially all IRQ sources in the system nesting |
| 28 | * on a single CPU: |
| 29 | */ |
| 30 | #if (1 << HARDIRQ_BITS) < NR_IRQS |
| 31 | # error HARDIRQ_BITS is too low! |
| 32 | #endif |
| 33 | |
| 34 | #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1 |
| 35 | |
| 36 | #endif /* __ASM_HARDIRQ_H */ |