26ab868e68
caveats, but works quite well in a lot of MP cases, and all UP cases that I have tested. Parts of this will hopefully be reworked in the not-too-distant future.
150 lines
5.3 KiB
C
150 lines
5.3 KiB
C
/* $NetBSD: i82489reg.h,v 1.2 2002/10/01 12:57:06 fvdl Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Frank van der Linden.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Registers and constants for the 82489DX and Pentium (and up) integrated
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* "local" APIC.
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*/
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#define LAPIC_ID 0x020 /* ID. RW */
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# define LAPIC_ID_MASK 0x0f000000
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# define LAPIC_ID_SHIFT 24
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#define LAPIC_VERS 0x030 /* Version. R */
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# define LAPIC_VERSION_MASK 0x000000ff
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# define LAPIC_VERSION_LVT_MASK 0x00ff0000
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# define LAPIC_VERSION_LVT_SHIFT 16
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#define LAPIC_TPRI 0x080 /* Task Prio. RW */
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# define LAPIC_TPRI_MASK 0x000000ff
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# define LAPIC_TPRI_INT_MASK 0x000000f0
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# define LAPIC_TPRI_SUB_MASK 0x0000000f
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#define LAPIC_APRI 0x090 /* Arbitration prio R */
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# define LAPIC_APRI_MASK 0x000000ff
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#define LAPIC_PPRI 0x0a0 /* Processor prio. R */
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#define LAPIC_EOI 0x0b0 /* End Int. W */
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#define LAPIC_RRR 0x0c0 /* Remote read R */
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#define LAPIC_LDR 0x0d0 /* Logical dest. RW */
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#define LAPIC_DFR 0x0e0 /* Dest. format RW */
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#define LAPIC_SVR 0x0f0 /* Spurious intvec RW */
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# define LAPIC_SVR_VECTOR_MASK 0x000000ff
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# define LAPIC_SVR_VEC_FIX 0x0000000f
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# define LAPIC_SVR_VEC_PROG 0x000000f0
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# define LAPIC_SVR_ENABLE 0x00000100
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# define LAPIC_SVR_SWEN 0x00000100
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# define LAPIC_SVR_FOCUS 0x00000200
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# define LAPIC_SVR_FDIS 0x00000200
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#define LAPIC_ISR 0x100 /* Int. status. R */
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#define LAPIC_TMR 0x180
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#define LAPIC_IRR 0x200
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#define LAPIC_ESR 0x280 /* Err status. R */
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#define LAPIC_ICRLO 0x300 /* Int. cmd. RW */
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# define LAPIC_DLMODE_MASK 0x00000700
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# define LAPIC_DLMODE_FIXED 0x00000000
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# define LAPIC_DLMODE_LOW 0x00000100
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# define LAPIC_DLMODE_SMI 0x00000200
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# define LAPIC_DLMODE_RR 0x00000300
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# define LAPIC_DLMODE_NMI 0x00000400
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# define LAPIC_DLMODE_INIT 0x00000500
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# define LAPIC_DLMODE_STARTUP 0x00000600
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# define LAPIC_DSTMODE_LOG 0x00000800
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# define LAPIC_DLSTAT_BUSY 0x00001000
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# define LAPIC_LVL_ASSERT 0x00004000
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# define LAPIC_LVL_DEASSERT 0x00000000
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# define LAPIC_LVL_TRIG 0x00008000
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# define LAPIC_RRSTAT_MASK 0x00030000
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# define LAPIC_RRSTAT_INPROG 0x00010000
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# define LAPIC_RRSTAT_VALID 0x00020000
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# define LAPIC_DEST_MASK 0x000c0000
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# define LAPIC_DEST_SELF 0x00040000
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# define LAPIC_DEST_ALLINCL 0x00080000
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# define LAPIC_DEST_ALLEXCL 0x000c0000
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# define LAPIC_RESV2_MASK 0xfff00000
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#define LAPIC_ICRHI 0x310 /* Int. cmd. RW */
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# define LAPIC_ID_MASK 0x0f000000
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# define LAPIC_ID_SHIFT 24
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#define LAPIC_LVTT 0x320 /* Loc.vec.(timer) RW */
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# define LAPIC_LVTT_VEC_MASK 0x000000ff
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# define LAPIC_LVTT_DS 0x00001000
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# define LAPIC_LVTT_M 0x00010000
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# define LAPIC_LVTT_TM 0x00020000
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#define LAPIC_PCINT 0x340
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#define LAPIC_LVINT0 0x350 /* Loc.vec (LINT0) RW */
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# define LAPIC_LVT_PERIODIC 0x00020000
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# define LAPIC_LVT_MASKED 0x00010000
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# define LAPIC_LVT_LEVTRIG 0x00008000
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# define LAPIC_LVT_REMOTE_IRR 0x00004000
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# define LAPIC_INP_POL 0x00002000
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# define LAPIC_PEND_SEND 0x00001000
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#define LAPIC_LVINT1 0x360 /* Loc.vec (LINT1) RW */
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#define LAPIC_LVERR 0x370 /* Loc.vec (ERROR) RW */
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#define LAPIC_ICR_TIMER 0x380 /* Initial count RW */
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#define LAPIC_CCR_TIMER 0x390 /* Current count RO */
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#define LAPIC_DCR_TIMER 0x3e0 /* Divisor config register */
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# define LAPIC_DCRT_DIV1 0x0b
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# define LAPIC_DCRT_DIV2 0x00
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# define LAPIC_DCRT_DIV4 0x01
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# define LAPIC_DCRT_DIV8 0x02
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# define LAPIC_DCRT_DIV16 0x03
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# define LAPIC_DCRT_DIV32 0x08
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# define LAPIC_DCRT_DIV64 0x09
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# define LAPIC_DCRT_DIV128 0x0a
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#define LAPIC_BASE 0xfee00000
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#define LAPIC_IRQ_MASK(i) (1 << ((i) + 1))
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