1 /* $NetBSD: i82489reg.h,v 1.8 2008/05/12 18:36:20 ad Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Frank van der Linden. 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 33 /* 34 * Registers and constants for the 82489DX and Pentium (and up) integrated 35 * "local" APIC. 36 */ 37 38 #define LAPIC_ID 0x020 /* ID. RW */ 39 # define LAPIC_ID_MASK 0xff000000 40 # define LAPIC_ID_SHIFT 24 41 42 #define LAPIC_VERS 0x030 /* Version. R */ 43 # define LAPIC_VERSION_MASK 0x000000ff 44 # define LAPIC_VERSION_LVT_MASK 0x00ff0000 45 # define LAPIC_VERSION_LVT_SHIFT 16 46 47 #define LAPIC_TPRI 0x080 /* Task Prio. RW */ 48 # define LAPIC_TPRI_MASK 0x000000ff 49 # define LAPIC_TPRI_INT_MASK 0x000000f0 50 # define LAPIC_TPRI_SUB_MASK 0x0000000f 51 52 #define LAPIC_APRI 0x090 /* Arbitration prio R */ 53 # define LAPIC_APRI_MASK 0x000000ff 54 55 #define LAPIC_PPRI 0x0a0 /* Processor prio. R */ 56 #define LAPIC_EOI 0x0b0 /* End Int. W */ 57 #define LAPIC_RRR 0x0c0 /* Remote read R */ 58 #define LAPIC_LDR 0x0d0 /* Logical dest. RW */ 59 60 #define LAPIC_DFR 0x0e0 /* Dest. format RW */ 61 # define LAPIC_DFR_MASK 0xf0000000 62 # define LAPIC_DFR_FLAT 0xf0000000 63 # define LAPIC_DFR_CLUSTER 0x00000000 64 65 #define LAPIC_SVR 0x0f0 /* Spurious intvec RW */ 66 # define LAPIC_SVR_VECTOR_MASK 0x000000ff 67 # define LAPIC_SVR_VEC_FIX 0x0000000f 68 # define LAPIC_SVR_VEC_PROG 0x000000f0 69 # define LAPIC_SVR_ENABLE 0x00000100 70 # define LAPIC_SVR_SWEN 0x00000100 71 # define LAPIC_SVR_FOCUS 0x00000200 72 # define LAPIC_SVR_FDIS 0x00000200 73 74 #define LAPIC_ISR 0x100 /* In-Service Status */ 75 #define LAPIC_TMR 0x180 /* Trigger Mode */ 76 #define LAPIC_IRR 0x200 /* Interrupt Req */ 77 #define LAPIC_ESR 0x280 /* Err status. R */ 78 79 #define LAPIC_ICRLO 0x300 /* Int. cmd. RW */ 80 # define LAPIC_DLMODE_MASK 0x00000700 81 # define LAPIC_DLMODE_FIXED 0x00000000 82 # define LAPIC_DLMODE_LOW 0x00000100 83 # define LAPIC_DLMODE_SMI 0x00000200 84 # define LAPIC_DLMODE_NMI 0x00000400 85 # define LAPIC_DLMODE_INIT 0x00000500 86 # define LAPIC_DLMODE_STARTUP 0x00000600 87 # define LAPIC_DLMODE_EXTINT 0x00000700 88 89 # define LAPIC_DSTMODE_PHYS 0x00000000 90 # define LAPIC_DSTMODE_LOG 0x00000800 91 92 # define LAPIC_DLSTAT_BUSY 0x00001000 93 # define LAPIC_DLSTAT_IDLE 0x00000000 94 95 # define LAPIC_LEVEL_MASK 0x00002000 96 # define LAPIC_LEVEL_ASSERT 0x00002000 97 # define LAPIC_LEVEL_DEASSERT 0x00000000 98 99 # define LAPIC_TRIGGER_MASK 0x00008000 100 # define LAPIC_TRIGGER_EDGE 0x00000000 101 # define LAPIC_TRIGGER_LEVEL 0x00008000 102 103 # define LAPIC_DEST_MASK 0x000c0000 104 # define LAPIC_DEST_DEFAULT 0x00000000 105 # define LAPIC_DEST_SELF 0x00040000 106 # define LAPIC_DEST_ALLINCL 0x00080000 107 # define LAPIC_DEST_ALLEXCL 0x000c0000 108 109 110 #define LAPIC_ICRHI 0x310 /* Int. cmd. RW */ 111 112 #define LAPIC_LVTT 0x320 /* Loc.vec.(timer) RW */ 113 # define LAPIC_LVTT_VEC_MASK 0x000000ff 114 # define LAPIC_LVTT_DS 0x00001000 115 # define LAPIC_LVTT_M 0x00010000 116 # define LAPIC_LVTT_TM 0x00020000 117 118 #define LAPIC_TMINT 0x330 /* Loc.vec (Thermal) */ 119 #define LAPIC_PCINT 0x340 /* Loc.vec (Perf Mon) */ 120 #define LAPIC_LVINT0 0x350 /* Loc.vec (LINT0) RW */ 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 /* 147 * Model specific registers 148 */ 149 150 #define LAPIC_MSR 0x001b 151 # define LAPIC_MSR_BSP 0x00000100 /* boot processor */ 152 # define LAPIC_MSR_ENABLE 0x00000800 /* software enable */ 153 # define LAPIC_MSR_ADDR 0xfffff000 /* physical address */ 154 155