sys/arch/x86/include/i82489reg.h

   1 /*      $NetBSD: i82489reg.h,v 1.11 2012/01/20 18:47:04 hannken 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         0x00004000
  96 #       define LAPIC_LEVEL_ASSERT       0x00004000
  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 /* Extended APIC registers, valid when CPUID features4 EAPIC is present */
 147 #define LEAPIC_FR       0x400                           /* Feature register */
 148 #       define LEAPIC_FR_ELC            __BITS(23,16)   /* Ext. Lvt Count RO */
 149 #       define LEAPIC_FR_EIDCAP         __BIT(2)        /* Ext. Apic ID Cap. RO */
 150 #       define LEAPIC_FR_SEIOCAP        __BIT(1)        /* Specific EOI Cap. RO */
 151 #       define LEAPIC_FR_IERCAP         __BIT(0)        /* Intr. Enable Reg. RO */
 152
 153 #define LEAPIC_CR       0x410   /* Control Register */
 154 #       define LEAPIC_CR_EID_ENABLE     __BIT(2)        /* Ext. Apic ID enable */
 155 #       define LEAPIC_CR_SEOI_ENABLE    __BIT(1)        /* Specific EOI enable */
 156 #       define LEAPIC_CR_IER_ENABLE     __BIT(0)        /* Enable writes to IER */
 157
 158 #define LEAPIC_SEOIR    0x420   /* Specific EOI Register */
 159 #       define LEAPIC_SEOI_VEC  __BITS(7,0)
 160
 161 #define LEAPIC_IER_480  0x480   /* Interrupts 0-31 */
 162 #define LEAPIC_IER_490  0x490   /* Interrupts 32-63 */
 163 #define LEAPIC_IER_4B0  0x4B0   /* Interrupts 64-95 */
 164 #define LEAPIC_IER_4C0  0x4C0   /* Interrupts 96-127 */
 165 #define LEAPIC_IER_4D0  0x4D0   /* Interrupts 128-159 */
 166 #define LEAPIC_IER_4E0  0x4E0   /* Interrupts 160-191 */
 167 #define LEAPIC_IER_4F0  0x4F0   /* Interrupts 192-255 */
 168
 169 /* Extended Local Vector Table Entries */
 170 #define LEAPIC_LVTR_500 0x500
 171 #define LEAPIC_LVTR_504 0x504
 172 #define LEAPIC_LVTR_508 0x508
 173 #define LEAPIC_LVTR_50C 0x50C
 174 #define LEAPIC_LVTR_510 0x510
 175 #define LEAPIC_LVTR_514 0x514
 176 #define LEAPIC_LVTR_518 0x518
 177 #define LEAPIC_LVTR_51C 0x51C
 178 #define LEAPIC_LVTR_520 0x520
 179 #define LEAPIC_LVTR_524 0x524
 180 #define LEAPIC_LVTR_528 0x528
 181 #define LEAPIC_LVTR_52C 0x52C
 182 #define LEAPIC_LVTR_530 0x530
 183 #       define LEAPIC_LVTR_MASK         __BIT(16)       /* interrupt masked RW */
 184 #       define LEAPIC_LVTR_DSTAT        __BIT(12)       /* delivery state RO */
 185 #       define LEAPIC_LVTR_MSGTYPE      __BITS(10,8)    /* Message type */
 186 #       define LEAPIC_LVTR_VEC          __BITS(7,0)     /* the intr. vector */
 187
 188 /*
 189  * Model specific registers
 190  */
 191
 192 #define LAPIC_MSR       0x001b
 193 #       define  LAPIC_MSR_BSP           0x00000100      /* boot processor */
 194 #       define  LAPIC_MSR_ENABLE_x2     0x00000400      /* x2APIC mode */
 195 #       define  LAPIC_MSR_ENABLE        0x00000800      /* software enable */
 196 #       define  LAPIC_MSR_ADDR          0xfffff000      /* physical address */
 197