#ifndef __BFIN_HARDIRQ_H #define __BFIN_HARDIRQ_H #include #include #include typedef struct { unsigned int __softirq_pending; unsigned int __syscall_count; struct task_struct *__ksoftirqd_task; } ____cacheline_aligned irq_cpustat_t; #include /* Standard mappings for irq_cpustat_t above */ /* * We put the hardirq and softirq counter into the preemption * counter. The bitmask has the following meaning: * * - bits 0-7 are the preemption count (max preemption depth: 256) * - bits 8-15 are the softirq count (max # of softirqs: 256) * - bits 16-23 are the hardirq count (max # of hardirqs: 256) * * - ( bit 26 is the PREEMPT_ACTIVE flag. ) * * PREEMPT_MASK: 0x000000ff * HARDIRQ_MASK: 0x0000ff00 * SOFTIRQ_MASK: 0x00ff0000 */ #if NR_IRQS > 256 #define HARDIRQ_BITS 9 #else #define HARDIRQ_BITS 8 #endif #ifdef NR_IRQS # if (1 << HARDIRQ_BITS) < NR_IRQS # error HARDIRQ_BITS is too low! # endif #endif #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1 #endif