1 /*- 2 * Copyright (c) 2012 NetApp, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _ACPI_H_ 30 #define _ACPI_H_ 31 32 #include "hsm_ioctl_defs.h" 33 34 #define SCI_INT 9 35 36 #define SMI_CMD 0xb2 37 #define ACPI_ENABLE 0xa0 38 #define ACPI_DISABLE 0xa1 39 40 #define PM1A_EVT_ADDR 0x400 41 42 #define IO_PMTMR 0x0 /* PM Timer is disabled in ACPI */ 43 44 #define ACPI_MADT_TYPE_LOCAL_APIC 0U 45 #define ACPI_MADT_TYPE_IOAPIC 1U 46 #define ACPI_MADT_ENABLED 1U 47 #define ACPI_MADT_TYPE_LOCAL_APIC_NMI 4U 48 49 struct acpi_table_hdr { 50 /* ASCII table signature */ 51 char signature[4]; 52 /* Length of table in bytes, including this header */ 53 uint32_t length; 54 /* ACPI Specification minor version number */ 55 uint8_t revision; 56 /* To make sum of entire table == 0 */ 57 uint8_t checksum; 58 /* ASCII OEM identification */ 59 char oem_id[6]; 60 /* ASCII OEM table identification */ 61 char oem_table_id[8]; 62 /* OEM revision number */ 63 uint32_t oem_revision; 64 /* ASCII ASL compiler vendor ID */ 65 char asl_compiler_id[4]; 66 /* ASL compiler version */ 67 uint32_t asl_compiler_revision; 68 } __attribute__((packed)); 69 70 struct acpi_table_madt { 71 /* Common ACPI table header */ 72 struct acpi_table_hdr header; 73 /* Physical address of local APIC */ 74 uint32_t address; 75 uint32_t flags; 76 } __packed; 77 78 struct acpi_subtable_header { 79 uint8_t type; 80 uint8_t length; 81 } __packed; 82 83 struct acpi_madt_local_apic { 84 struct acpi_subtable_header header; 85 /* ACPI processor id */ 86 uint8_t processor_id; 87 /* Processor's local APIC id */ 88 uint8_t id; 89 uint32_t lapic_flags; 90 } __packed; 91 92 93 /* All dynamic table entry no. */ 94 #define NHLT_ENTRY_NO 8 95 96 #define EFPRINTF(...) fprintf(__VA_ARGS__) 97 #define EFFLUSH(x) fflush(x) 98 99 void acpi_table_enable(int num); 100 uint32_t get_acpi_base(void); 101 uint32_t get_acpi_table_length(void); 102 uint32_t get_acpi_wakingvector_offset(void); 103 uint32_t get_acpi_wakingvector_length(void); 104 105 struct vmctx; 106 107 int acpi_build(struct vmctx *ctx, int ncpu); 108 void dsdt_line(const char *fmt, ...); 109 void dsdt_fixed_ioport(uint16_t iobase, uint16_t length); 110 void dsdt_fixed_irq(uint8_t irq); 111 void dsdt_fixed_mem32(uint32_t base, uint32_t length); 112 void dsdt_indent(int levels); 113 void dsdt_unindent(int levels); 114 void sci_init(struct vmctx *ctx); 115 void pm_write_dsdt(struct vmctx *ctx, int ncpu); 116 void pm_backto_wakeup(struct vmctx *ctx); 117 void inject_power_button_event(struct vmctx *ctx); 118 void power_button_init(struct vmctx *ctx); 119 void power_button_deinit(struct vmctx *ctx); 120 121 int pcpuid_from_vcpuid(uint64_t guest_pcpu_bitmask, int vcpu_id); 122 int lapicid_from_pcpuid(int pcpu_id); 123 int lapic_to_pcpu(int lapic); 124 125 int parse_madt(void); 126 int acrn_parse_iasl(char *arg); 127 int get_iasl_compiler(void); 128 int check_iasl_version(void); 129 130 void osc_write_ospm_dsdt(struct vmctx *ctx, int ncpu); 131 132 #endif /* _ACPI_H_ */ 133