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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/arm/mach-netx/include/mach/entry-macro.S
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/*

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 * arch/arm/mach-netx/include/mach/entry-macro.S

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 *

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 * Low-level IRQ helper macros for Hilscher netX based platforms

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 *

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 * Copyright (C) 2005 Sascha Hauer <[email protected]>, Pengutronix

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 *

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 * This program is free software; you can redistribute it and/or modify

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 * it under the terms of the GNU General Public License version 2

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 * as published by the Free Software Foundation.

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 *

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 * This program is distributed in the hope that it will be useful,

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 * but WITHOUT ANY WARRANTY; without even the implied warranty of

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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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 * GNU General Public License for more details.

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 *

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 * You should have received a copy of the GNU General Public License

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 * along with this program; if not, write to the Free Software

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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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 */

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#include <mach/hardware.h>

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		.macro  disable_fiq

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		.endm

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		.macro  get_irqnr_preamble, base, tmp

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		ldr	\base, =io_p2v(0x001ff000)

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		.endm

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		.macro  arch_ret_to_user, tmp1, tmp2

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		.endm

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		.macro  get_irqnr_and_base, irqnr, irqstat, base, tmp

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		ldr	\irqstat, [\base, #0]

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		clz	\irqnr, \irqstat

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		rsb     \irqnr, \irqnr, #31

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		cmp	\irqstat, #0

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		.endm

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