/* * 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 .macro disable_fiq .endm .macro get_irqnr_preamble, base, tmp .endm .macro arch_ret_to_user, tmp1, tmp2 .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