/* $NetBSD: msipic.h,v 1.4 2022/05/23 15:03:05 bouyer Exp $ */ /* * Copyright (c) 2015 Internet Initiative Japan Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef _X86_PCI_MSIPIC_H_ #define _X86_PCI_MSIPIC_H_ #include <dev/pci/pcivar.h> struct pic *msipic_construct_msi_pic(const struct pci_attach_args *); void msipic_destruct_msi_pic(struct pic *); struct pic *msipic_construct_msix_pic(const struct pci_attach_args *); void msipic_destruct_msix_pic(struct pic *); struct pic *msipic_find_msi_pic(int); int msipic_set_msi_vectors(struct pic *, pci_intr_handle_t *, int); bool msipic_is_msi_pic(struct pic *); int msipic_get_devid(struct pic *); struct msipic_pci_info { int mp_bus, mp_dev, mp_fun; int mp_veccnt; /* The number of MSI/MSI-X vectors. */ uint32_t mp_table_base; /* Xen: MSI-X table location in memory space */ int *mp_xen_pirq; /* Xen: pirq numbers */ }; const struct msipic_pci_info *msipic_get_pci_info(struct pic *); void msipic_init(void); #endif /* _X86_PCI_MSIPIC_H_ */ |