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28 lines
629 B
28 lines
629 B
20 years ago
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#ifndef __ASM_HARDIRQ_H
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#define __ASM_HARDIRQ_H
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/* only non-SMP supported */
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#include <linux/threads.h>
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#include <linux/cache.h>
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/* entry.S is sensitive to the offsets of these fields */
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typedef struct {
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unsigned int __softirq_pending;
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} ____cacheline_aligned irq_cpustat_t;
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#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
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#define HARDIRQ_BITS 8
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/*
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* The hardirq mask has to be large enough to have
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* space for potentially all IRQ sources in the system
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* nesting on a single CPU:
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*/
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#if (1 << HARDIRQ_BITS) < NR_IRQS
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# error HARDIRQ_BITS is too low!
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#endif
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#endif /* __ASM_HARDIRQ_H */
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