i82489reg.h revision 1.2
1 /* $NetBSD: i82489reg.h,v 1.2 2002/10/01 12:57:06 fvdl Exp $ */ 2 3 /*- 4 * Copyright (c) 1998 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 40 /* 41 * Registers and constants for the 82489DX and Pentium (and up) integrated 42 * "local" APIC. 43 */ 44 45 #define LAPIC_ID 0x020 /* ID. RW */ 46 # define LAPIC_ID_MASK 0x0f000000 47 # define LAPIC_ID_SHIFT 24 48 49 #define LAPIC_VERS 0x030 /* Version. R */ 50 # define LAPIC_VERSION_MASK 0x000000ff 51 # define LAPIC_VERSION_LVT_MASK 0x00ff0000 52 # define LAPIC_VERSION_LVT_SHIFT 16 53 54 #define LAPIC_TPRI 0x080 /* Task Prio. RW */ 55 # define LAPIC_TPRI_MASK 0x000000ff 56 # define LAPIC_TPRI_INT_MASK 0x000000f0 57 # define LAPIC_TPRI_SUB_MASK 0x0000000f 58 59 #define LAPIC_APRI 0x090 /* Arbitration prio R */ 60 # define LAPIC_APRI_MASK 0x000000ff 61 62 #define LAPIC_PPRI 0x0a0 /* Processor prio. R */ 63 #define LAPIC_EOI 0x0b0 /* End Int. W */ 64 #define LAPIC_RRR 0x0c0 /* Remote read R */ 65 #define LAPIC_LDR 0x0d0 /* Logical dest. RW */ 66 #define LAPIC_DFR 0x0e0 /* Dest. format RW */ 67 68 #define LAPIC_SVR 0x0f0 /* Spurious intvec RW */ 69 # define LAPIC_SVR_VECTOR_MASK 0x000000ff 70 # define LAPIC_SVR_VEC_FIX 0x0000000f 71 # define LAPIC_SVR_VEC_PROG 0x000000f0 72 # define LAPIC_SVR_ENABLE 0x00000100 73 # define LAPIC_SVR_SWEN 0x00000100 74 # define LAPIC_SVR_FOCUS 0x00000200 75 # define LAPIC_SVR_FDIS 0x00000200 76 77 #define LAPIC_ISR 0x100 /* Int. status. R */ 78 #define LAPIC_TMR 0x180 79 #define LAPIC_IRR 0x200 80 #define LAPIC_ESR 0x280 /* Err status. R */ 81 82 #define LAPIC_ICRLO 0x300 /* Int. cmd. RW */ 83 # define LAPIC_DLMODE_MASK 0x00000700 84 # define LAPIC_DLMODE_FIXED 0x00000000 85 # define LAPIC_DLMODE_LOW 0x00000100 86 # define LAPIC_DLMODE_SMI 0x00000200 87 # define LAPIC_DLMODE_RR 0x00000300 88 # define LAPIC_DLMODE_NMI 0x00000400 89 # define LAPIC_DLMODE_INIT 0x00000500 90 # define LAPIC_DLMODE_STARTUP 0x00000600 91 92 # define LAPIC_DSTMODE_LOG 0x00000800 93 94 # define LAPIC_DLSTAT_BUSY 0x00001000 95 96 # define LAPIC_LVL_ASSERT 0x00004000 97 # define LAPIC_LVL_DEASSERT 0x00000000 98 99 # define LAPIC_LVL_TRIG 0x00008000 100 101 # define LAPIC_RRSTAT_MASK 0x00030000 102 # define LAPIC_RRSTAT_INPROG 0x00010000 103 # define LAPIC_RRSTAT_VALID 0x00020000 104 105 # define LAPIC_DEST_MASK 0x000c0000 106 # define LAPIC_DEST_SELF 0x00040000 107 # define LAPIC_DEST_ALLINCL 0x00080000 108 # define LAPIC_DEST_ALLEXCL 0x000c0000 109 110 # define LAPIC_RESV2_MASK 0xfff00000 111 112 113 #define LAPIC_ICRHI 0x310 /* Int. cmd. RW */ 114 # define LAPIC_ID_MASK 0x0f000000 115 # define LAPIC_ID_SHIFT 24 116 117 #define LAPIC_LVTT 0x320 /* Loc.vec.(timer) RW */ 118 # define LAPIC_LVTT_VEC_MASK 0x000000ff 119 # define LAPIC_LVTT_DS 0x00001000 120 # define LAPIC_LVTT_M 0x00010000 121 # define LAPIC_LVTT_TM 0x00020000 122 123 #define LAPIC_PCINT 0x340 124 #define LAPIC_LVINT0 0x350 /* Loc.vec (LINT0) RW */ 125 # define LAPIC_LVT_PERIODIC 0x00020000 126 # define LAPIC_LVT_MASKED 0x00010000 127 # define LAPIC_LVT_LEVTRIG 0x00008000 128 # define LAPIC_LVT_REMOTE_IRR 0x00004000 129 # define LAPIC_INP_POL 0x00002000 130 # define LAPIC_PEND_SEND 0x00001000 131 132 #define LAPIC_LVINT1 0x360 /* Loc.vec (LINT1) RW */ 133 #define LAPIC_LVERR 0x370 /* Loc.vec (ERROR) RW */ 134 #define LAPIC_ICR_TIMER 0x380 /* Initial count RW */ 135 #define LAPIC_CCR_TIMER 0x390 /* Current count RO */ 136 137 #define LAPIC_DCR_TIMER 0x3e0 /* Divisor config register */ 138 # define LAPIC_DCRT_DIV1 0x0b 139 # define LAPIC_DCRT_DIV2 0x00 140 # define LAPIC_DCRT_DIV4 0x01 141 # define LAPIC_DCRT_DIV8 0x02 142 # define LAPIC_DCRT_DIV16 0x03 143 # define LAPIC_DCRT_DIV32 0x08 144 # define LAPIC_DCRT_DIV64 0x09 145 # define LAPIC_DCRT_DIV128 0x0a 146 147 #define LAPIC_BASE 0xfee00000 148 149 #define LAPIC_IRQ_MASK(i) (1 << ((i) + 1)) 150
Indexes created Tue Sep 30 11:09:46 GMT 2025