1/* 2 * arch/arm/mach-omap1/include/mach/entry-macro.S 3 * 4 * Low-level IRQ helper macros for OMAP-based platforms 5 * 6 * Copyright (C) 2009 Texas Instruments 7 * 8 * This file is licensed under the terms of the GNU General Public 9 * License version 2. This program is licensed "as is" without any 10 * warranty of any kind, whether express or implied. 11 */ 12#include <mach/hardware.h> 13#include <mach/io.h> 14#include <mach/irqs.h> 15#include <asm/hardware/gic.h> 16 17#if (defined(CONFIG_ARCH_OMAP730)||defined(CONFIG_ARCH_OMAP850)) && \ 18 (defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)) 19#error "FIXME: OMAP7XX doesn't support multiple-OMAP" 20#elif defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) 21#define INT_IH2_IRQ INT_7XX_IH2_IRQ 22#elif defined(CONFIG_ARCH_OMAP15XX) 23#define INT_IH2_IRQ INT_1510_IH2_IRQ 24#elif defined(CONFIG_ARCH_OMAP16XX) 25#define INT_IH2_IRQ INT_1610_IH2_IRQ 26#else 27#warning "IH2 IRQ defaulted" 28#define INT_IH2_IRQ INT_1510_IH2_IRQ 29#endif 30 31 .macro disable_fiq 32 .endm 33 34 .macro get_irqnr_preamble, base, tmp 35 .endm 36 37 .macro arch_ret_to_user, tmp1, tmp2 38 .endm 39 40 .macro get_irqnr_and_base, irqnr, irqstat, base, tmp 41 ldr \base, =OMAP1_IO_ADDRESS(OMAP_IH1_BASE) 42 ldr \irqnr, [\base, #IRQ_ITR_REG_OFFSET] 43 ldr \tmp, [\base, #IRQ_MIR_REG_OFFSET] 44 mov \irqstat, #0xffffffff 45 bic \tmp, \irqstat, \tmp 46 tst \irqnr, \tmp 47 beq 1510f 48 49 ldr \irqnr, [\base, #IRQ_SIR_FIQ_REG_OFFSET] 50 cmp \irqnr, #0 51 ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET] 52 cmpeq \irqnr, #INT_IH2_IRQ 53 ldreq \base, =OMAP1_IO_ADDRESS(OMAP_IH2_BASE) 54 ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET] 55 addeqs \irqnr, \irqnr, #32 561510: 57 .endm 58