NetBSD/sys/arch/i386/include/i82489reg.h
fvdl 26ab868e68 Merge Bill Sommerfeld's i386 MP branch. This code has some known
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.
2002-10-01 12:56:36 +00:00

150 lines
5.3 KiB
C

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