1 /* $NetBSD: gic_v2m.h,v 1.3 2020/05/07 16:20:40 jmcneill Exp $ */ 2 3 /*- 4 * Copyright (c) 2018 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jared McNeill <jmcneill@invisible.ca>. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _ARM_CORTEX_GIC_V2M_H 33 #define _ARM_CORTEX_GIC_V2M_H 34 35 #include <arm/pci/pci_msi_machdep.h> 36 #include <arm/cortex/gic_reg.h> 37 38 struct gic_v2m_frame { 39 uint64_t frame_reg; 40 struct pic_softc *frame_pic; 41 uint16_t frame_base; 42 uint16_t frame_count; 43 uint32_t frame_flags; 44 #define GIC_V2M_FLAG_GRAVITON 0x01 /* Amazon Graviton quirk */ 45 46 struct pci_attach_args *frame_pa[GICC_IAR_IRQ]; 47 48 struct arm_pci_msi frame_msi; 49 }; 50 51 int gic_v2m_init(struct gic_v2m_frame *, device_t, uint32_t); 52 53 #endif /* !_ARM_CORTEX_GIC_V2M_H */ 54