23 lines
553 B
ArmAsm
23 lines
553 B
ArmAsm
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/*
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* arch/arm/mach-prima2/include/mach/entry-macro.S
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*
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* Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
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*
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* Licensed under GPLv2 or later.
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*/
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#include <mach/hardware.h>
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#define SIRFSOC_INT_ID 0x38
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.macro get_irqnr_preamble, base, tmp
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ldr \base, =sirfsoc_intc_base
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ldr \base, [\base]
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.endm
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.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
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ldr \irqnr, [\base, #SIRFSOC_INT_ID] @ Get the highest priority irq
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cmp \irqnr, #0x40 @ the irq num can't be larger than 0x3f
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movges \irqnr, #0
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.endm
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