osfmk/i386/apic.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * @OSF_COPYRIGHT@
  24  *
  25  */
  26 #ifndef _I386_APIC_H_
  27 #define _I386_APIC_H_
  28
  29 #define LAPIC_START                     0xFEE00000
  30 #define LAPIC_SIZE                      0x00000400
  31
  32 #define LAPIC_ID                        0x00000020
  33 #define         LAPIC_ID_SHIFT          24
  34 #define         LAPIC_ID_MASK           0x0F
  35 #define LAPIC_VERSION                   0x00000030
  36 #define         LAPIC_VERSION_MASK      0xFF
  37 #define LAPIC_TPR                       0x00000080
  38 #define         LAPIC_TPR_MASK          0xFF
  39 #define LAPIC_APR                       0x00000090
  40 #define         LAPIC_APR_MASK          0xFF
  41 #define LAPIC_PPR                       0x000000A0
  42 #define         LAPIC_PPR_MASK          0xFF
  43 #define LAPIC_EOI                       0x000000B0
  44 #define LAPIC_REMOTE_READ               0x000000C0
  45 #define LAPIC_LDR                       0x000000D0
  46 #define         LAPIC_LDR_SHIFT         24
  47 #define LAPIC_DFR                       0x000000E0
  48 #define         LAPIC_DFR_FLAT          0xFFFFFFFF
  49 #define         LAPIC_DFR_CLUSTER       0x0FFFFFFF
  50 #define         LAPIC_DFR_SHIFT         28
  51 #define LAPIC_SVR                       0x000000F0
  52 #define         LAPIC_SVR_MASK          0x0FF
  53 #define         LAPIC_SVR_ENABLE        0x100
  54 #define         LAPIC_SVR_FOCUS_OFF     0x200
  55 #define LAPIC_ISR_BASE                  0x00000100
  56 #define LAPIC_TMR_BASE                  0x00000180
  57 #define LAPIC_IRR_BASE                  0x00000200
  58 #define LAPIC_ERROR_STATUS              0x00000280
  59 #define LAPIC_ICR                       0x00000300
  60 #define         LAPIC_ICR_VECTOR_MASK   0x000FF
  61 #define         LAPIC_ICR_DM_MASK       0x00700
  62 #define         LAPIC_ICR_DM_FIXED      0x00000
  63 #define         LAPIC_ICR_DM_LOWEST     0x00100
  64 #define         LAPIC_ICR_DM_SMI        0x00200
  65 #define         LAPIC_ICR_DM_REMOTE     0x00300
  66 #define         LAPIC_ICR_DM_NMI        0x00400
  67 #define         LAPIC_ICR_DM_INIT       0x00500
  68 #define         LAPIC_ICR_DM_STARTUP    0x00600
  69 #define         LAPIC_ICR_DM_LOGICAL    0x00800
  70 #define         LAPIC_ICR_DS_PENDING    0x01000
  71 #define         LAPIC_ICR_LEVEL_ASSERT  0x04000
  72 #define         LAPIC_ICR_TRIGGER_LEVEL 0x08000
  73 #define         LAPIC_ICR_RR_MASK       0x30000
  74 #define         LAPIC_ICR_RR_INVALID    0x00000
  75 #define         LAPIC_ICR_RR_INPROGRESS 0x10000
  76 #define         LAPIC_ICR_RR_VALID      0x20000
  77 #define         LAPIC_ICR_DSS_MASK      0xC0000
  78 #define         LAPIC_ICR_DSS_DEST      0x00000
  79 #define         LAPIC_ICR_DSS_SELF      0x40000
  80 #define         LAPIC_ICR_DSS_ALL       0x80000
  81 #define         LAPIC_ICR_DSS_OTHERS    0xC0000
  82 #define LAPIC_ICRD                      0x00000310
  83 #define         LAPIC_ICRD_DEST_SHIFT   24
  84 #define LAPIC_LVT_TIMER                 0x00000320
  85 #define LAPIC_LVT_THERMAL               0x00000330
  86 #define LAPIC_LVT_PERFCNT               0x00000340
  87 #define LAPIC_LVT_LINT0                 0x00000350
  88 #define LAPIC_LVT_LINT1                 0x00000360
  89 #define LAPIC_LVT_ERROR                 0x00000370
  90 #define         LAPIC_LVT_VECTOR_MASK   0x000FF
  91 #define         LAPIC_LVT_DM_SHIFT      8
  92 #define         LAPIC_LVT_DM_MASK       0x00007
  93 #define         LAPIC_LVT_DM_FIXED      0x00000
  94 #define         LAPIC_LVT_DM_NMI        0x00400
  95 #define         LAPIC_LVT_DM_EXTINT     0x00700
  96 #define         LAPIC_LVT_DS_PENDING    0x01000
  97 #define         LAPIC_LVT_IP_PLRITY_LOW 0x02000
  98 #define         LAPIC_LVT_REMOTE_IRR    0x04000
  99 #define         LAPIC_LVT_TM_LEVEL      0x08000
 100 #define         LAPIC_LVT_MASKED        0x10000
 101 #define         LAPIC_LVT_PERIODIC      0x20000
 102 #define LAPIC_TIMER_INITIAL_COUNT       0x00000380
 103 #define LAPIC_TIMER_CURRENT_COUNT       0x00000390
 104 #define LAPIC_TIMER_DIVIDE_CONFIG       0x000003E0
 105 /* divisor encoded by bits 0,1,3 with bit 2 always 0: */
 106 #define         LAPIC_TIMER_DIVIDE_MASK 0x0000000F
 107 #define         LAPIC_TIMER_DIVIDE_2    0x00000000
 108 #define         LAPIC_TIMER_DIVIDE_4    0x00000001
 109 #define         LAPIC_TIMER_DIVIDE_8    0x00000002
 110 #define         LAPIC_TIMER_DIVIDE_16   0x00000003
 111 #define         LAPIC_TIMER_DIVIDE_32   0x00000008
 112 #define         LAPIC_TIMER_DIVIDE_64   0x00000009
 113 #define         LAPIC_TIMER_DIVIDE_128  0x0000000A
 114 #define         LAPIC_TIMER_DIVIDE_1    0x0000000B
 115
 116 #ifndef ASSEMBLER
 117 #include <stdint.h>
 118 typedef enum {
 119         periodic,
 120         one_shot
 121 } lapic_timer_mode_t;
 122 typedef enum {
 123         divide_by_1   = LAPIC_TIMER_DIVIDE_1,
 124         divide_by_2   = LAPIC_TIMER_DIVIDE_2,
 125         divide_by_4   = LAPIC_TIMER_DIVIDE_4,
 126         divide_by_8   = LAPIC_TIMER_DIVIDE_8,
 127         divide_by_16  = LAPIC_TIMER_DIVIDE_16,
 128         divide_by_32  = LAPIC_TIMER_DIVIDE_32,
 129         divide_by_64  = LAPIC_TIMER_DIVIDE_64,
 130         divide_by_128 = LAPIC_TIMER_DIVIDE_128
 131 } lapic_timer_divide_t;
 132 typedef uint32_t lapic_timer_count_t;
 133 #endif /* ASSEMBLER */
 134
 135 #define IOAPIC_START                    0xFEC00000
 136 #define IOAPIC_SIZE                     0x00000020
 137
 138 #define IOAPIC_RSELECT                  0x00000000
 139 #define IOAPIC_RWINDOW                  0x00000010
 140 #define IOA_R_ID                        0x00
 141 #define         IOA_R_ID_SHIFT          24
 142 #define IOA_R_VERSION                   0x01
 143 #define         IOA_R_VERSION_MASK      0xFF
 144 #define         IOA_R_VERSION_ME_SHIFT  16
 145 #define         IOA_R_VERSION_ME_MASK   0xFF
 146 #define IOA_R_REDIRECTION               0x10
 147 #define         IOA_R_R_VECTOR_MASK     0x000FF
 148 #define         IOA_R_R_DM_MASK         0x00700
 149 #define         IOA_R_R_DM_FIXED        0x00000
 150 #define         IOA_R_R_DM_LOWEST       0x00100
 151 #define         IOA_R_R_DM_NMI          0x00400
 152 #define         IOA_R_R_DM_RESET        0x00500
 153 #define         IOA_R_R_DM_EXTINT       0x00700
 154 #define         IOA_R_R_DEST_LOGICAL    0x00800
 155 #define         IOA_R_R_DS_PENDING      0x01000
 156 #define         IOA_R_R_IP_PLRITY_LOW   0x02000
 157 #define         IOA_R_R_TM_LEVEL        0x08000
 158 #define         IOA_R_R_MASKED          0x10000
 159
 160 #endif /* _I386_APIC_H_ */
 161