1 /* $NetBSD: acpi_srat.h,v 1.5 2019/12/27 12:51:57 ad Exp $ */ 2 3 /* 4 * Copyright (c) 2009 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christoph Egger. 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 _SYS_DEV_ACPI_ACPI_SRAT_H 33 #define _SYS_DEV_ACPI_ACPI_SRAT_H 34 35 typedef uint32_t acpisrat_nodeid_t; 36 37 struct acpisrat_cpu { 38 acpisrat_nodeid_t nodeid; 39 uint32_t apicid; 40 uint32_t sapiceid; 41 uint32_t flags; 42 43 /* 44 * clockdomain has a meaningful value when the ACPI MADT table has 45 * ACPI_MADT_TYPE_LOCAL_X2APIC and/or ACPI_MADT_TYPE_LOCAL_X2APIC_NMI 46 * entries or ACPI CPU device have a _CDM. 47 */ 48 uint32_t clockdomain; 49 }; 50 51 struct acpisrat_mem { 52 acpisrat_nodeid_t nodeid; 53 uint64_t baseaddress; 54 uint64_t length; 55 uint32_t flags; 56 }; 57 58 struct acpisrat_node { 59 acpisrat_nodeid_t nodeid; /* Proximity domain */ 60 uint32_t ncpus; /* Number of cpus in this node */ 61 struct acpisrat_cpu **cpu; /* Array of cpus */ 62 uint32_t nmems; /* Number of memory ranges in this node */ 63 struct acpisrat_mem **mem; /* Array of memory ranges */ 64 }; 65 66 bool acpisrat_exist(void); 67 int acpisrat_init(void); 68 int acpisrat_refresh(void); 69 int acpisrat_exit(void); 70 void acpisrat_dump(void); 71 void acpisrat_load_uvm(void); 72 uint32_t acpisrat_nodes(void); 73 uint32_t acpisrat_node_cpus(acpisrat_nodeid_t); 74 uint32_t acpisrat_node_memoryranges(acpisrat_nodeid_t); 75 void acpisrat_cpu(acpisrat_nodeid_t, uint32_t, struct acpisrat_cpu *); 76 void acpisrat_mem(acpisrat_nodeid_t, uint32_t, struct acpisrat_mem *); 77 struct acpisrat_node *acpisrat_get_node(uint32_t); 78 79 #endif /* !_SYS_DEV_ACPI_ACPI_SRAT_H */ 80