1 | /* |
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2 | * hal_apic.h - APIC values (for LAPIC and IOAPIC) |
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3 | * |
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4 | * Copyright (c) 2017 Maxime Villard |
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5 | * |
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6 | * This file is part of ALMOS-MKH. |
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7 | * |
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8 | * ALMOS-MKH is free software; you can redistribute it and/or modify it |
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9 | * under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation; version 2.0 of the License. |
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11 | * |
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12 | * ALMOS-MKH is distributed in the hope that it will be useful, but |
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13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 | * General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU General Public License |
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18 | * along with ALMOS-MKH; if not, write to the Free Software Foundation, |
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19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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20 | */ |
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21 | |
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22 | #ifndef x86_ASM |
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23 | char hal_com_read(); |
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24 | void hal_com_send(uint8_t chan, char c); |
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25 | void hal_com_init_early(); |
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26 | |
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27 | void hal_ioapic_bind_irq(uint8_t irq, uint8_t vec, uint8_t dest); |
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28 | void hal_ioapic_enable_irq(uint8_t irq); |
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29 | void hal_ioapic_disable_irq(uint8_t irq); |
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30 | |
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31 | void hal_ioapic_disable_entry(uint8_t irq); |
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32 | void hal_ioapic_set_entry(uint8_t irq, uint8_t vec, uint8_t dest); |
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33 | |
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34 | uint32_t hal_lapic_gid(); |
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35 | void cpu_lapic_init(); |
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36 | void hal_apic_init(); |
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37 | |
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38 | int boot_cpuN(uint32_t gid, paddr_t pa); |
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39 | |
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40 | #endif |
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41 | |
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42 | /* |
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43 | ******************************************************************************* |
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44 | * LAPIC |
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45 | ******************************************************************************* |
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46 | */ |
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47 | |
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48 | #define LAPIC_ID 0x020 /* ID. RW */ |
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49 | # define LAPIC_ID_MASK 0xff000000 |
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50 | # define LAPIC_ID_SHIFT 24 |
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51 | |
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52 | #define LAPIC_VERS 0x030 /* Version. RO */ |
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53 | # define LAPIC_VERSION_MASK 0x000000ff |
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54 | # define LAPIC_VERSION_LVT_MASK 0x00ff0000 |
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55 | # define LAPIC_VERSION_LVT_SHIFT 16 |
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56 | # define LAPIC_VERSION_DIRECTED_EOI 0x01000000 |
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57 | # define LAPIC_VERSION_EXTAPIC_SPACE 0x80000000 |
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58 | |
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59 | #define LAPIC_TPR 0x080 /* Task Prio. RW */ |
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60 | # define LAPIC_TPR_MASK 0x000000ff |
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61 | # define LAPIC_TPR_INT_MASK 0x000000f0 |
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62 | # define LAPIC_TPR_SUB_MASK 0x0000000f |
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63 | |
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64 | #define LAPIC_APRI 0x090 /* Arbitration prio. RO */ |
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65 | # define LAPIC_APRI_MASK 0x000000ff |
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66 | |
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67 | #define LAPIC_PPRI 0x0a0 /* Processor prio. RO */ |
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68 | #define LAPIC_EOI 0x0b0 /* End Int. W */ |
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69 | #define LAPIC_RRR 0x0c0 /* Remote read. RO */ |
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70 | #define LAPIC_LDR 0x0d0 /* Logical dest. RW */ |
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71 | |
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72 | #define LAPIC_DFR 0x0e0 /* Dest. format. RW */ |
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73 | # define LAPIC_DFR_MASK 0xf0000000 |
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74 | # define LAPIC_DFR_FLAT 0xf0000000 |
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75 | # define LAPIC_DFR_CLUSTER 0x00000000 |
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76 | |
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77 | #define LAPIC_SVR 0x0f0 /* Spurious intvec. RW */ |
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78 | # define LAPIC_SVR_VECTOR_MASK 0x000000ff |
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79 | # define LAPIC_SVR_VEC_FIX 0x0000000f |
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80 | # define LAPIC_SVR_VEC_PROG 0x000000f0 |
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81 | # define LAPIC_SVR_ENABLE 0x00000100 |
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82 | # define LAPIC_SVR_FOCUS 0x00000200 |
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83 | # define LAPIC_SVR_FDIS 0x00000200 |
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84 | # define LAPIC_SVR_EOI_BC_DIS 0x00001000 |
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85 | |
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86 | #define LAPIC_ISR 0x100 /* In-Service Status RO */ |
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87 | #define LAPIC_TMR 0x180 /* Trigger Mode RO */ |
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88 | #define LAPIC_IRR 0x200 /* Interrupt Req RO */ |
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89 | #define LAPIC_ESR 0x280 /* Err status. RW */ |
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90 | |
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91 | #define LAPIC_LVT_CMCI 0x2f0 /* LVT CMCI RW */ |
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92 | |
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93 | #define LAPIC_ICRLO 0x300 /* Int. cmd. RW */ |
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94 | # define LAPIC_DLMODE_MASK 0x00000700 /* Delivery Mode */ |
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95 | # define LAPIC_DLMODE_FIXED 0x00000000 |
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96 | # define LAPIC_DLMODE_LOW 0x00000100 |
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97 | # define LAPIC_DLMODE_SMI 0x00000200 |
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98 | # define LAPIC_DLMODE_NMI 0x00000400 |
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99 | # define LAPIC_DLMODE_INIT 0x00000500 |
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100 | # define LAPIC_DLMODE_STARTUP 0x00000600 |
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101 | # define LAPIC_DLMODE_EXTINT 0x00000700 |
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102 | |
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103 | # define LAPIC_DSTMODE_PHYS 0x00000000 |
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104 | # define LAPIC_DSTMODE_LOG 0x00000800 |
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105 | |
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106 | # define LAPIC_DLSTAT_BUSY 0x00001000 |
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107 | # define LAPIC_DLSTAT_IDLE 0x00000000 |
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108 | |
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109 | # define LAPIC_LEVEL_MASK 0x00004000 |
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110 | # define LAPIC_LEVEL_ASSERT 0x00004000 |
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111 | # define LAPIC_LEVEL_DEASSERT 0x00000000 |
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112 | |
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113 | # define LAPIC_TRIGGER_MASK 0x00008000 |
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114 | # define LAPIC_TRIGGER_EDGE 0x00000000 |
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115 | # define LAPIC_TRIGGER_LEVEL 0x00008000 |
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116 | |
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117 | # define LAPIC_DEST_MASK 0x000c0000 |
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118 | # define LAPIC_DEST_DEFAULT 0x00000000 |
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119 | # define LAPIC_DEST_SELF 0x00040000 |
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120 | # define LAPIC_DEST_ALLINCL 0x00080000 |
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121 | # define LAPIC_DEST_ALLEXCL 0x000c0000 |
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122 | |
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123 | #define LAPIC_ICRHI 0x310 /* Int. cmd. RW */ |
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124 | |
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125 | #define LAPIC_LVT_TMR 0x320 /* Loc.vec.(timer) RW */ |
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126 | # define LAPIC_TMR_VEC_MASK 0x000000ff |
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127 | # define LAPIC_TMR_DS 0x00001000 |
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128 | # define LAPIC_TMR_M 0x00010000 |
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129 | # define LAPIC_TMR_TM 0x00020000 |
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130 | |
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131 | #define LAPIC_LVT_THM 0x330 /* Loc.vec (Thermal) RW */ |
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132 | # define LAPIC_THM_MT_MASK 0x00000700 |
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133 | # define LAPIC_THM_MT_FIXED 0x00000000 |
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134 | # define LAPIC_THM_MT_SMI 0x00000200 |
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135 | # define LAPIC_THM_MT_NMI 0x00000400 |
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136 | # define LAPIC_THM_MT_INIT 0x00000500 |
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137 | # define LAPIC_THM_MT_EXTINT 0x00000700 |
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138 | # define LAPIC_THM_DS 0x00001000 |
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139 | # define LAPIC_THM_M 0x00010000 |
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140 | |
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141 | #define LAPIC_LVT_PMC 0x340 /* Loc.vec (Perf Mon) RW */ |
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142 | # define LAPIC_PMC_MT_MASK 0x00000700 |
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143 | # define LAPIC_PMC_MT_FIXED 0x00000000 |
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144 | # define LAPIC_PMC_MT_SMI 0x00000200 |
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145 | # define LAPIC_PMC_MT_NMI 0x00000400 |
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146 | # define LAPIC_PMC_MT_INIT 0x00000500 |
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147 | # define LAPIC_PMC_MT_EXTINT 0x00000700 |
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148 | # define LAPIC_PMC_DS 0x00001000 |
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149 | # define LAPIC_PMC_M 0x00010000 |
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150 | |
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151 | #define LAPIC_LVT_LINT0 0x350 /* Loc.vec (LINT0) RW */ |
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152 | #define LAPIC_LVT_LINT1 0x360 /* Loc.vec (LINT1) RW */ |
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153 | # define LAPIC_LINT_MT_MASK 0x00000700 |
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154 | # define LAPIC_LINT_MT_FIXED 0x00000000 |
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155 | # define LAPIC_LINT_MT_SMI 0x00000200 |
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156 | # define LAPIC_LINT_MT_NMI 0x00000400 |
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157 | # define LAPIC_LINT_MT_INIT 0x00000500 |
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158 | # define LAPIC_LINT_MT_EXTINT 0x00000700 |
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159 | # define LAPIC_LINT_DS 0x00001000 |
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160 | # define LAPIC_LINT_RIR 0x00004000 |
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161 | # define LAPIC_LINT_TGM 0x00008000 |
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162 | # define LAPIC_LINT_M 0x00010000 |
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163 | |
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164 | #define LAPIC_LVT_ERR 0x370 /* Loc.vec (ERROR) RW */ |
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165 | # define LAPIC_ERR_MT_MASK 0x00000700 |
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166 | # define LAPIC_ERR_MT_FIXED 0x00000000 |
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167 | # define LAPIC_ERR_MT_SMI 0x00000200 |
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168 | # define LAPIC_ERR_MT_NMI 0x00000400 |
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169 | # define LAPIC_ERR_MT_INIT 0x00000500 |
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170 | # define LAPIC_ERR_MT_EXTINT 0x00000700 |
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171 | # define LAPIC_ERR_DS 0x00001000 |
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172 | # define LAPIC_ERR_M 0x00010000 |
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173 | |
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174 | #define LAPIC_ICR_TIMER 0x380 /* Initial count RW */ |
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175 | #define LAPIC_CCR_TIMER 0x390 /* Current count RO */ |
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176 | |
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177 | #define LAPIC_DCR_TIMER 0x3e0 /* Divisor config RW */ |
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178 | # define LAPIC_DCRT_DIV1 0x0b |
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179 | # define LAPIC_DCRT_DIV2 0x00 |
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180 | # define LAPIC_DCRT_DIV4 0x01 |
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181 | # define LAPIC_DCRT_DIV8 0x02 |
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182 | # define LAPIC_DCRT_DIV16 0x03 |
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183 | # define LAPIC_DCRT_DIV32 0x08 |
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184 | # define LAPIC_DCRT_DIV64 0x09 |
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185 | # define LAPIC_DCRT_DIV128 0x0a |
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186 | |
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187 | /* |
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188 | ******************************************************************************* |
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189 | * IRQ numbers |
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190 | ******************************************************************************* |
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191 | */ |
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192 | |
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193 | #define IRQ_TIMER 0 |
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194 | #define IRQ_KEYBOARD 1 |
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195 | #define IRQ_COM2 3 |
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196 | #define IRQ_COM1 4 |
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197 | #define IRQ_FLOPPY 6 |
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198 | #define IRQ_ATA0 14 |
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199 | #define IRQ_ATA1 15 |
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200 | |
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