intr.h revision 276032
1/* $NetBSD: intr.h,v 1.7 2003/06/16 20:01:00 thorpej Exp $ */ 2 3/*- 4 * Copyright (c) 1997 Mark Brinicombe. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Mark Brinicombe 18 * for the NetBSD Project. 19 * 4. The name of the company nor the name of the author may be used to 20 * endorse or promote products derived from this software without specific 21 * prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * $FreeBSD: head/sys/arm/include/intr.h 276032 2014-12-21 21:27:12Z andrew $ 36 * 37 */ 38 39#ifndef _MACHINE_INTR_H_ 40#define _MACHINE_INTR_H_ 41 42#ifdef FDT 43#include <dev/ofw/openfirm.h> 44#endif 45 46/* XXX move to std.* files? */ 47#ifdef CPU_XSCALE_81342 48#define NIRQ 128 49#elif defined(CPU_XSCALE_PXA2X0) 50#include <arm/xscale/pxa/pxareg.h> 51#define NIRQ IRQ_GPIO_MAX 52#elif defined(SOC_MV_DISCOVERY) 53#define NIRQ 96 54#elif defined(CPU_ARM9) || defined(SOC_MV_KIRKWOOD) || \ 55 defined(CPU_XSCALE_IXP435) 56#define NIRQ 64 57#elif defined(CPU_CORTEXA) 58#define NIRQ 1020 59#elif defined(CPU_KRAIT) 60#define NIRQ 288 61#elif defined(CPU_ARM1136) || defined(CPU_ARM1176) 62#define NIRQ 128 63#elif defined(SOC_MV_ARMADAXP) 64#define MAIN_IRQ_NUM 116 65#define ERR_IRQ_NUM 32 66#define ERR_IRQ (MAIN_IRQ_NUM) 67#define MSI_IRQ_NUM 32 68#define MSI_IRQ (ERR_IRQ + ERR_IRQ_NUM) 69#define NIRQ (MAIN_IRQ_NUM + ERR_IRQ_NUM + MSI_IRQ_NUM) 70#else 71#define NIRQ 32 72#endif 73 74 75int arm_get_next_irq(int); 76void arm_mask_irq(uintptr_t); 77void arm_unmask_irq(uintptr_t); 78void arm_intrnames_init(void); 79void arm_setup_irqhandler(const char *, int (*)(void*), void (*)(void*), 80 void *, int, int, void **); 81int arm_remove_irqhandler(int, void *); 82extern void (*arm_post_filter)(void *); 83extern int (*arm_config_irq)(int irq, enum intr_trigger trig, 84 enum intr_polarity pol); 85 86void arm_irq_memory_barrier(uintptr_t); 87 88void gic_init_secondary(void); 89int gic_decode_fdt(uint32_t iparentnode, uint32_t *intrcells, int *interrupt, 90 int *trig, int *pol); 91 92#ifdef FDT 93int arm_fdt_map_irq(phandle_t, pcell_t *, int); 94#endif 95 96#endif /* _MACHINE_INTR_H */ 97