/* * Low-level IRQ helper macros for Freescale STMP378X * * Embedded Alley Solutions, Inc * * 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, #0x70] @ HW_ICOLL_STAT cmp \irqnr, #0x7f 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