1 /* $OpenBSD: i82489reg.h,v 1.5 2019/07/26 04:35:38 kevlo Exp $ */ 2 /* $NetBSD: i82489reg.h,v 1.1 2003/02/26 21:26:10 fvdl Exp $ */ 3 4 /*- 5 * Copyright (c) 1998 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Frank van der Linden. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 34 /* 35 * Registers and constants for the 82489DX and Pentium (and up) integrated 36 * "local" APIC. 37 */ 38 39 #define LAPIC_ID 0x020 /* ID. RW */ 40 # define LAPIC_ID_MASK 0x0f000000 41 # define LAPIC_ID_SHIFT 24 42 43 #define LAPIC_VERS 0x030 /* Version. R */ 44 # define LAPIC_VERSION_MASK 0x000000ff 45 # define LAPIC_VERSION_LVT_MASK 0x00ff0000 46 # define LAPIC_VERSION_LVT_SHIFT 16 47 48 #define LAPIC_TPRI 0x080 /* Task Prio. RW */ 49 # define LAPIC_TPRI_MASK 0x000000ff 50 # define LAPIC_TPRI_INT_MASK 0x000000f0 51 # define LAPIC_TPRI_SUB_MASK 0x0000000f 52 53 #define LAPIC_APRI 0x090 /* Arbitration prio R */ 54 # define LAPIC_APRI_MASK 0x000000ff 55 56 #define LAPIC_PPRI 0x0a0 /* Processor prio. R */ 57 #define LAPIC_EOI 0x0b0 /* End Int. W */ 58 #define LAPIC_RRR 0x0c0 /* Remote read R */ 59 #define LAPIC_LDR 0x0d0 /* Logical dest. RW */ 60 #define LAPIC_DFR 0x0e0 /* Dest. format RW */ 61 62 #define LAPIC_SVR 0x0f0 /* Spurious intvec RW */ 63 # define LAPIC_SVR_VECTOR_MASK 0x000000ff 64 # define LAPIC_SVR_VEC_FIX 0x0000000f 65 # define LAPIC_SVR_VEC_PROG 0x000000f0 66 # define LAPIC_SVR_ENABLE 0x00000100 67 # define LAPIC_SVR_SWEN 0x00000100 68 # define LAPIC_SVR_FOCUS 0x00000200 69 # define LAPIC_SVR_FDIS 0x00000200 70 71 #define LAPIC_ISR 0x100 /* Int. status. R */ 72 #define LAPIC_TMR 0x180 73 #define LAPIC_IRR 0x200 74 #define LAPIC_ESR 0x280 /* Err status. R */ 75 76 #define LAPIC_ICRLO 0x300 /* Int. cmd. RW */ 77 # define LAPIC_DLMODE_MASK 0x00000700 78 # define LAPIC_DLMODE_FIXED 0x00000000 79 # define LAPIC_DLMODE_LOW 0x00000100 80 # define LAPIC_DLMODE_SMI 0x00000200 81 # define LAPIC_DLMODE_RR 0x00000300 82 # define LAPIC_DLMODE_NMI 0x00000400 83 # define LAPIC_DLMODE_INIT 0x00000500 84 # define LAPIC_DLMODE_STARTUP 0x00000600 85 86 # define LAPIC_DSTMODE_LOG 0x00000800 87 88 # define LAPIC_DLSTAT_BUSY 0x00001000 89 90 # define LAPIC_LVL_ASSERT 0x00004000 91 # define LAPIC_LVL_DEASSERT 0x00000000 92 93 # define LAPIC_LVL_TRIG 0x00008000 94 95 # define LAPIC_RRSTAT_MASK 0x00030000 96 # define LAPIC_RRSTAT_INPROG 0x00010000 97 # define LAPIC_RRSTAT_VALID 0x00020000 98 99 # define LAPIC_DEST_MASK 0x000c0000 100 # define LAPIC_DEST_SELF 0x00040000 101 # define LAPIC_DEST_ALLINCL 0x00080000 102 # define LAPIC_DEST_ALLEXCL 0x000c0000 103 104 # define LAPIC_RESV2_MASK 0xfff00000 105 106 107 #define LAPIC_ICRHI 0x310 /* Int. cmd. RW */ 108 109 #define LAPIC_LVTT 0x320 /* Loc.vec.(timer) RW */ 110 # define LAPIC_LVTT_VEC_MASK 0x000000ff 111 # define LAPIC_LVTT_DS 0x00001000 112 # define LAPIC_LVTT_M 0x00010000 113 # define LAPIC_LVTT_TM 0x00020000 114 # define LAPIC_LVTT_TM_ONESHOT 0x00000000 115 # define LAPIC_LVTT_TM_PERIODIC 0x00020000 116 # define LAPIC_LVTT_TM_TSCDL 0x00040000 117 118 #define LAPIC_PCINT 0x340 119 #define LAPIC_LVINT0 0x350 /* Loc.vec (LINT0) RW */ 120 # define LAPIC_LVT_PERIODIC 0x00020000 121 # define LAPIC_LVT_MASKED 0x00010000 122 # define LAPIC_LVT_LEVTRIG 0x00008000 123 # define LAPIC_LVT_REMOTE_IRR 0x00004000 124 # define LAPIC_INP_POL 0x00002000 125 # define LAPIC_PEND_SEND 0x00001000 126 127 #define LAPIC_LVINT1 0x360 /* Loc.vec (LINT1) RW */ 128 #define LAPIC_LVERR 0x370 /* Loc.vec (ERROR) RW */ 129 #define LAPIC_ICR_TIMER 0x380 /* Initial count RW */ 130 #define LAPIC_CCR_TIMER 0x390 /* Current count RO */ 131 132 #define LAPIC_DCR_TIMER 0x3e0 /* Divisor config register */ 133 # define LAPIC_DCRT_DIV1 0x0b 134 # define LAPIC_DCRT_DIV2 0x00 135 # define LAPIC_DCRT_DIV4 0x01 136 # define LAPIC_DCRT_DIV8 0x02 137 # define LAPIC_DCRT_DIV16 0x03 138 # define LAPIC_DCRT_DIV32 0x08 139 # define LAPIC_DCRT_DIV64 0x09 140 # define LAPIC_DCRT_DIV128 0x0a 141 142 #define LAPIC_BASE 0xfee00000 143 144 #define LAPIC_IRQ_MASK(i) (1 << ((i) + 1)) 145 146 #define MSR_X2APIC_BASE 0x800 147 #define MSR_X2APIC_EOI (MSR_X2APIC_BASE+0x0b) /* End Int. W */ 148 #define MSR_X2APIC_ID (MSR_X2APIC_BASE+0x02) /* ID. RW */ 149 #define X2APIC_ID_MASK 0xff 150