1/* 2 * arch/arm/mach-ks8695/include/mach/entry-macro.S 3 * 4 * Copyright (C) 2006 Ben Dooks <ben@simtec.co.uk> 5 * Copyright (C) 2006 Simtec Electronics 6 * 7 * Low-level IRQ helper macros for KS8695 8 * 9 * This file is licensed under the terms of the GNU General Public 10 * License version 2. This program is licensed "as is" without any 11 * warranty of any kind, whether express or implied. 12*/ 13 14#include <mach/hardware.h> 15#include <mach/regs-irq.h> 16 17 .macro disable_fiq 18 .endm 19 20 .macro get_irqnr_preamble, base, tmp 21 ldr \base, =KS8695_IRQ_VA @ Base address of interrupt controller 22 .endm 23 24 .macro arch_ret_to_user, tmp1, tmp2 25 .endm 26 27 .macro get_irqnr_and_base, irqnr, irqstat, base, tmp 28 ldr \irqstat, [\base, #KS8695_INTMS] @ Mask Status register 29 30 teq \irqstat, #0 31 beq 1001f 32 33 mov \irqnr, #0 34 35 tst \irqstat, #0xff 36 moveq \irqstat, \irqstat, lsr #8 37 addeq \irqnr, \irqnr, #8 38 tsteq \irqstat, #0xff 39 moveq \irqstat, \irqstat, lsr #8 40 addeq \irqnr, \irqnr, #8 41 tsteq \irqstat, #0xff 42 moveq \irqstat, \irqstat, lsr #8 43 addeq \irqnr, \irqnr, #8 44 tst \irqstat, #0x0f 45 moveq \irqstat, \irqstat, lsr #4 46 addeq \irqnr, \irqnr, #4 47 tst \irqstat, #0x03 48 moveq \irqstat, \irqstat, lsr #2 49 addeq \irqnr, \irqnr, #2 50 tst \irqstat, #0x01 51 addeqs \irqnr, \irqnr, #1 521001: 53 .endm 54