Annotation of sys/arch/i386/include/mpbiosreg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: mpbiosreg.h,v 1.3 2005/11/23 09:24:52 mickey Exp $ */
! 2: /* $NetBSD: mpbiosreg.h,v 1.1.2.3 2000/02/29 13:17:51 sommerfeld Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 2000 The NetBSD Foundation, Inc.
! 6: * All rights reserved.
! 7: *
! 8: * This code is derived from software contributed to The NetBSD Foundation
! 9: * by RedBack Networks Inc.
! 10: *
! 11: * Author: Bill Sommerfeld
! 12: *
! 13: * Redistribution and use in source and binary forms, with or without
! 14: * modification, are permitted provided that the following conditions
! 15: * are met:
! 16: * 1. Redistributions of source code must retain the above copyright
! 17: * notice, this list of conditions and the following disclaimer.
! 18: * 2. Redistributions in binary form must reproduce the above copyright
! 19: * notice, this list of conditions and the following disclaimer in the
! 20: * documentation and/or other materials provided with the distribution.
! 21: * 3. All advertising materials mentioning features or use of this software
! 22: * must display the following acknowledgement:
! 23: * This product includes software developed by the NetBSD
! 24: * Foundation, Inc. and its contributors.
! 25: * 4. Neither the name of The NetBSD Foundation nor the names of its
! 26: * contributors may be used to endorse or promote products derived
! 27: * from this software without specific prior written permission.
! 28: *
! 29: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 30: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 31: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 32: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 33: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 34: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 35: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 36: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 37: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 38: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 39: * POSSIBILITY OF SUCH DAMAGE.
! 40: */
! 41:
! 42: #ifndef _I386_MPBIOSREG_H_
! 43: #define _I386_MPBIOSREG_H_
! 44:
! 45: #define BIOS_BASE (0xf0000)
! 46: #define BIOS_SIZE (0x10000)
! 47: #define BIOS_COUNT (BIOS_SIZE)
! 48:
! 49: /*
! 50: * Multiprocessor config table entry types.
! 51: */
! 52:
! 53: #define MPS_MCT_CPU 0
! 54: #define MPS_MCT_BUS 1
! 55: #define MPS_MCT_IOAPIC 2
! 56: #define MPS_MCT_IOINT 3
! 57: #define MPS_MCT_LINT 4
! 58:
! 59: #define MPS_MCT_NTYPES 5
! 60:
! 61: /*
! 62: * Interrupt typess
! 63: */
! 64:
! 65: #define MPS_INTTYPE_INT 0
! 66: #define MPS_INTTYPE_NMI 1
! 67: #define MPS_INTTYPE_SMI 2
! 68: #define MPS_INTTYPE_ExtINT 3
! 69:
! 70: #define MPS_INTPO_DEF 0
! 71: #define MPS_INTPO_ACTHI 1
! 72: #define MPS_INTPO_ACTLO 3
! 73: #define MPS_INTPO_SHIFT 0
! 74: #define MPS_INTPO_MASK 3
! 75:
! 76: #define MPS_INTTR_DEF 0
! 77: #define MPS_INTTR_EDGE 1
! 78: #define MPS_INTTR_LEVEL 3
! 79: #define MPS_INTTR_SHIFT 2
! 80: #define MPS_INTTR_MASK 3
! 81:
! 82: #define MPS_INT(p,t) \
! 83: ((((p) & MPS_INTPO_MASK) << MPS_INTPO_SHIFT) | \
! 84: (((t) & MPS_INTTR_MASK) << MPS_INTTR_SHIFT))
! 85:
! 86: /* MP Floating Pointer Structure */
! 87: struct mpbios_fps {
! 88: u_int32_t signature;
! 89: /* string defined by the Intel MP Spec as identifying the MP table */
! 90: #define MP_FP_SIG 0x5f504d5f /* _MP_ */
! 91:
! 92: u_int32_t pap;
! 93: u_int8_t length;
! 94: u_int8_t spec_rev;
! 95: u_int8_t checksum;
! 96: u_int8_t mpfb1; /* system configuration */
! 97: u_int8_t mpfb2; /* flags */
! 98: #define MPFPS_FLAG_IMCR 0x80 /* IMCR present */
! 99: u_int8_t mpfb3; /* unused */
! 100: u_int8_t mpfb4; /* unused */
! 101: u_int8_t mpfb5; /* unused */
! 102: };
! 103:
! 104: /* MP Configuration Table Header */
! 105: struct mpbios_cth {
! 106: u_int32_t signature;
! 107: #define MP_CT_SIG 0x504d4350 /* PCMP */
! 108:
! 109: u_int16_t base_len;
! 110: u_int8_t spec_rev;
! 111: u_int8_t checksum;
! 112: u_int8_t oem_id[8];
! 113: u_int8_t product_id[12];
! 114: u_int32_t oem_table_pointer;
! 115: u_int16_t oem_table_size;
! 116: u_int16_t entry_count;
! 117: u_int32_t apic_address;
! 118: u_int16_t ext_len;
! 119: u_int8_t ext_cksum;
! 120: u_int8_t reserved;
! 121: };
! 122:
! 123: struct mpbios_proc {
! 124: u_int8_t type;
! 125: u_int8_t apic_id;
! 126: u_int8_t apic_version;
! 127: u_int8_t cpu_flags;
! 128: #define PROCENTRY_FLAG_EN 0x01
! 129: #define PROCENTRY_FLAG_BP 0x02
! 130: u_long cpu_signature;
! 131: u_long feature_flags;
! 132: u_long reserved1;
! 133: u_long reserved2;
! 134: };
! 135:
! 136: struct mpbios_bus {
! 137: u_int8_t type;
! 138: u_int8_t bus_id;
! 139: char bus_type[6];
! 140: };
! 141:
! 142: struct mpbios_ioapic {
! 143: u_int8_t type;
! 144: u_int8_t apic_id;
! 145: u_int8_t apic_version;
! 146: u_int8_t apic_flags;
! 147: #define IOAPICENTRY_FLAG_EN 0x01
! 148: void *apic_address;
! 149: };
! 150:
! 151: struct mpbios_int {
! 152: u_int8_t type;
! 153: u_int8_t int_type;
! 154: u_int16_t int_flags;
! 155: u_int8_t src_bus_id;
! 156: u_int8_t src_bus_irq;
! 157: u_int8_t dst_apic_id;
! 158: #define MPS_ALL_APICS 0xff
! 159: u_int8_t dst_apic_int;
! 160: };
! 161:
! 162: #endif /* !_I386_MPBIOSREG_H_ */
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