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2b82fe44ea
- Create a branch to drop my ndisuio work svn path=/branches/wlan-bringup/; revision=54809
32 lines
776 B
C
32 lines
776 B
C
/*
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* $Id: halirq.h 23669 2006-08-23 16:58:43Z ion $
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*/
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#pragma once
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#ifdef CONFIG_SMP
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#define FIRST_DEVICE_VECTOR (0x30)
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#define FIRST_SYSTEM_VECTOR (0xef)
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#define IRQ_BASE FIRST_DEVICE_VECTOR
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#define NR_IRQS (FIRST_SYSTEM_VECTOR - FIRST_DEVICE_VECTOR)
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/*
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* FIXME:
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* This does not work if we have more than 24 IRQs (ie. more than one I/O APIC)
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*/
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#define VECTOR2IRQ(vector) (23 - (vector - IRQ_BASE) / 8)
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#define VECTOR2IRQL(vector) (PROFILE_LEVEL - VECTOR2IRQ(vector))
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#define IRQ2VECTOR(irq) (((23 - (irq)) * 8) + FIRST_DEVICE_VECTOR)
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#else
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#define IRQ_BASE (0x30)
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#define NR_IRQS (16)
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#define VECTOR2IRQ(vector) ((vector) - IRQ_BASE)
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#define VECTOR2IRQL(vector) (PROFILE_LEVEL - VECTOR2IRQ(vector))
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#define IRQ2VECTOR(irq) ((irq) + IRQ_BASE)
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#endif
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