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/*
* Low-level IRQ helper macros for Freescale STMP37XX
*
* Embedded Alley Solutions, Inc <source@embeddedalley.com>
*
* Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
*/
/*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
.macro disable_fiq
.endm
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov \base, #0xf0000000 @ vm address of IRQ controller
ldr \irqnr, [\base, #0x30] @ HW_ICOLL_STAT
cmp \irqnr, #0x3f
movne \irqstat, #0 @ Ack this IRQ
strne \irqstat, [\base, #0x00]@ HW_ICOLL_VECTOR
moveqs \irqnr, #0 @ Zero flag set for no IRQ
.endm
.macro get_irqnr_preamble, base, tmp
.endm
.macro arch_ret_to_user, tmp1, tmp2
.endm
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