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33 lines
875 B
ArmAsm
33 lines
875 B
ArmAsm
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/*
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* include/asm-arm/arch-omap/entry-macro.S
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*
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* Low-level IRQ helper macros for OMAP-based platforms
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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.macro disable_fiq
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.endm
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.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
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ldr \base, =IO_ADDRESS(OMAP_IH1_BASE)
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ldr \irqnr, [\base, #IRQ_ITR_REG_OFFSET]
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ldr \tmp, [\base, #IRQ_MIR_REG_OFFSET]
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mov \irqstat, #0xffffffff
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bic \tmp, \irqstat, \tmp
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tst \irqnr, \tmp
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beq 1510f
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ldr \irqnr, [\base, #IRQ_SIR_FIQ_REG_OFFSET]
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cmp \irqnr, #0
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ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET]
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cmpeq \irqnr, #INT_IH2_IRQ
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ldreq \base, =IO_ADDRESS(OMAP_IH2_BASE)
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ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET]
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addeqs \irqnr, \irqnr, #32
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1510:
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.endm
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