/* * include/asm-arm/arch-ebsa110/entry-macro.S * * Low-level IRQ helper macros for ebsa110 platform. * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ #define IRQ_STAT 0xff000000 /* read */ .macro disable_fiq .endm .macro get_irqnr_preamble, base, tmp mov \base, #IRQ_STAT .endm .macro arch_ret_to_user, tmp1, tmp2 .endm .macro get_irqnr_and_base, irqnr, stat, base, tmp ldrb \stat, [\base] @ get interrupts mov \irqnr, #0 tst \stat, #15 addeq \irqnr, \irqnr, #4 moveq \stat, \stat, lsr #4 tst \stat, #3 addeq \irqnr, \irqnr, #2 moveq \stat, \stat, lsr #2 tst \stat, #1 addeq \irqnr, \irqnr, #1 moveq \stat, \stat, lsr #1 tst \stat, #1 @ bit 0 should be set .endm