/*
* linux/include/asm-arm/arch-aaec2000/entry-macro.S
*
* Low-level IRQ helper for aaec-2000 based platforms
*
* Copyright (c) 2005 Nicolas Bellido Y Ortega
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <asm/arch/irqs.h>
.macro disable_fiq
.endm
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov r4, #0xf8000000
add r4, r4, #0x00000500
mov \base, r4
ldr \irqstat, [\base, #0]
cmp \irqstat, #0
bne 1001f
ldr \irqnr, =NR_IRQS+1
b 1003f
1001: mov \irqnr, #0
1002: ands \tmp, \irqstat, #1
mov \irqstat, \irqstat, LSR #1
add \irqnr, \irqnr, #1
beq 1002b
sub \irqnr, \irqnr, #1
1003:
.endm
