1 | /* |
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2 | * kernel_config.h - global kernel configuration arguments |
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3 | * |
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4 | * Authors Alain Greiner (2016,2017,2018,2019,2020) |
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5 | * |
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6 | * Copyright (c) UPMC Sorbonne Universites |
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7 | * |
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8 | * This file is part of ALMOS-MKH. |
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9 | * |
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10 | * ALMOS-MKH is free software; you can redistribute it and/or modify it |
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11 | * under the terms of the GNU General Public License as published by |
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12 | * the Free Software Foundation; version 2.0 of the License. |
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13 | * |
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14 | * ALMOS-MKH is distributed in the hope that it will be useful, but |
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15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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17 | * General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with ALMOS-MKH; if not, write to the Free Software Foundation, |
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21 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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22 | */ |
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23 | |
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24 | #ifndef _KERNEL_CONFIG_H_ |
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25 | #define _KERNEL_CONFIG_H_ |
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26 | |
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27 | //////////////////////////////////////////////////////////////////////////////////////////// |
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28 | // KERNEL DEBUG |
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29 | // Each debug variable control one kernel function, or one small group of functions. |
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30 | // - trace is generated only when cycle > debug_value. |
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31 | // - detailed trace is enabled when (debug_value & Ox1) is non zero. |
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32 | //////////////////////////////////////////////////////////////////////////////////////////// |
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33 | |
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34 | #define DEBUG_BARRIER_CREATE 0 |
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35 | #define DEBUG_BARRIER_DESTROY 0 |
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36 | #define DEBUG_BARRIER_WAIT 0 |
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37 | |
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38 | #define DEBUG_BUSYLOCK_TYPE 0 |
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39 | #define DEBUG_BUSYLOCK_PID 0 |
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40 | #define DEBUG_BUSYLOCK_TRDID 0 |
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41 | |
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42 | #define DEBUG_CHDEV_CMD_RX 0 |
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43 | #define DEBUG_CHDEV_CMD_TX 0 |
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44 | #define DEBUG_CHDEV_SERVER_RX 0 |
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45 | #define DEBUG_CHDEV_SERVER_TX 0 |
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46 | |
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47 | #define DEBUG_CLUSTER_INIT 0 |
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48 | #define DEBUG_CLUSTER_PID_ALLOC 0 |
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49 | #define DEBUG_CLUSTER_PID_RELEASE 0 |
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50 | #define DEBUG_CLUSTER_PROCESS_COPIES 0 |
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51 | |
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52 | #define DEBUG_DEV_TXT_RX 0 |
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53 | #define DEBUG_DEV_TXT_TX 0 |
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54 | #define DEBUG_DEV_IOC_RX 0 |
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55 | #define DEBUG_DEV_IOC_TX 0 |
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56 | #define DEBUG_DEV_NIC_RX 0 |
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57 | #define DEBUG_DEV_NIC_TX 0 |
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58 | #define DEBUG_DEV_FBF 0 |
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59 | #define DEBUG_DEV_DMA 0 |
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60 | #define DEBUG_DEV_MMC 0 |
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61 | #define DEBUG_DEV_PIC 0 |
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62 | |
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63 | #define DEBUG_DEVFS_GLOBAL_INIT 0 |
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64 | #define DEBUG_DEVFS_LOCAL_INIT 0 |
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65 | #define DEBUG_DEVFS_MOVE 0 |
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66 | |
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67 | #define DEBUG_ELF_LOAD 0 |
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68 | |
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69 | #define DEBUG_DQDT_GET_ROOT 0 |
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70 | #define DEBUG_DQDT_INIT 0 |
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71 | #define DEBUG_DQDT_SELECT_FOR_THREAD 0 |
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72 | #define DEBUG_DQDT_SELECT_FOR_MEMORY 0 |
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73 | #define DEBUG_DQDT_UPDATE_PAGES 0 |
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74 | #define DEBUG_DQDT_UPDATE_THREADS 0 |
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75 | |
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76 | #define DEBUG_FATFS_ADD_DENTRY 0 |
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77 | #define DEBUG_FATFS_CLUSTER_ALLOC 0 |
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78 | #define DEBUG_FATFS_CTX_INIT 0 |
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79 | #define DEBUG_FATFS_FREE_CLUSTERS 0 |
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80 | #define DEBUG_FATFS_GET_CLUSTER 0 |
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81 | #define DEBUG_FATFS_GET_USER_DIR 0 |
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82 | #define DEBUG_FATFS_MOVE_PAGE 0 |
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83 | #define DEBUG_FATFS_NEW_DENTRY 0 |
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84 | #define DEBUG_FATFS_RELEASE_INODE 0 |
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85 | #define DEBUG_FATFS_REMOVE_DENTRY 0 |
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86 | #define DEBUG_FATFS_SCAN_DIRECTORY 0 |
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87 | #define DEBUG_FATFS_SYNC_FAT 0 |
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88 | #define DEBUG_FATFS_SYNC_FSINFO 0 |
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89 | #define DEBUG_FATFS_SYNC_INODE 0 |
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90 | #define DEBUG_FATFS_UPDATE_DENTRY 0 |
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91 | #define DEBUG_FATFS_UPDATE_IOC 0 |
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92 | |
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93 | #define DEBUG_GRDXT_INSERT 0 |
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94 | |
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95 | #define DEBUG_HAL_CONTEXT_FORK 0 |
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96 | #define DEBUG_HAL_CONTEXT_INIT 0 |
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97 | #define DEBUG_HAL_EXCEPTIONS 0 |
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98 | #define DEBUG_HAL_FBF 0 |
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99 | #define DEBUG_HAL_GPT_COPY 0 |
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100 | #define DEBUG_HAL_GPT_CREATE 0 |
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101 | #define DEBUG_HAL_GPT_DESTROY 0 |
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102 | #define DEBUG_HAL_GPT_LOCK_PTE 0 |
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103 | #define DEBUG_HAL_GPT_SET_COW 0 |
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104 | #define DEBUG_HAL_GPT_SET_PTE 0 |
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105 | #define DEBUG_HAL_IOC_RX 0 |
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106 | #define DEBUG_HAL_IOC_TX 0 |
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107 | #define DEBUG_HAL_IRQS 0 |
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108 | #define DEBUG_HAL_KENTRY 0 |
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109 | #define DEBUG_HAL_NIC_RX 0 |
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110 | #define DEBUG_HAL_NIC_TX 0 |
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111 | #define DEBUG_HAL_TXT_RX 0 |
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112 | #define DEBUG_HAL_TXT_TX 0 |
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113 | #define DEBUG_HAL_USPACE 0 |
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114 | #define DEBUG_HAL_VMM 0 |
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115 | |
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116 | #define DEBUG_KCM 0 |
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117 | #define DEBUG_KCM_REMOTE 0 |
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118 | |
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119 | #define DEBUG_KMEM 0 |
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120 | #define DEBUG_KMEM_REMOTE 0 |
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121 | |
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122 | #define DEBUG_KERNEL_INIT 0 |
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123 | |
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124 | #define DEBUG_MAPPER_GET_PAGE 0 |
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125 | #define DEBUG_MAPPER_GET_FAT_PAGE 0 |
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126 | #define DEBUG_MAPPER_HANDLE_MISS 0 |
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127 | #define DEBUG_MAPPER_MOVE_KERNEL 0 |
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128 | #define DEBUG_MAPPER_MOVE_USER 0 |
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129 | #define DEBUG_MAPPER_SYNC 0 |
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130 | |
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131 | #define DEBUG_MUTEX 0 |
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132 | |
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133 | #define DEBUG_PPM_ALLOC_PAGES 0 |
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134 | #define DEBUG_PPM_FREE_PAGES 0 |
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135 | #define DEBUG_PPM_REMOTE_ALLOC_PAGES 0 |
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136 | #define DEBUG_PPM_REMOTE_FREE_PAGES 0 |
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137 | |
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138 | #define DEBUG_PROCESS_COPY_INIT 0 |
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139 | #define DEBUG_PROCESS_DESTROY 0 |
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140 | #define DEBUG_PROCESS_FD_REGISTER 0 |
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141 | #define DEBUG_PROCESS_FD_REMOVE 0 |
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142 | #define DEBUG_PROCESS_FD_CLEAN_ALL 0 |
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143 | #define DEBUG_PROCESS_GET_LOCAL_COPY 0 |
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144 | #define DEBUG_PROCESS_INIT_CREATE 0 |
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145 | #define DEBUG_PROCESS_MAKE_EXEC 0 |
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146 | #define DEBUG_PROCESS_MAKE_FORK 0 |
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147 | #define DEBUG_PROCESS_REFERENCE_INIT 0 |
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148 | #define DEBUG_PROCESS_SIGACTION 0 |
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149 | #define DEBUG_PROCESS_TXT 0 |
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150 | #define DEBUG_PROCESS_ZERO_CREATE 0 |
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151 | |
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152 | #define DEBUG_QUEUELOCK_TYPE 0 // type 0 undefined => no debug |
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153 | #define DEBUG_QUEUELOCK_PTR 0 |
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154 | #define DEBUG_QUEUELOCK_CXY 0 |
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155 | |
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156 | #define DEBUG_RPC_CLIENT_GENERIC 0 |
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157 | #define DEBUG_RPC_SERVER_GENERIC 0 |
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158 | |
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159 | #define DEBUG_RPC_FBF_DISPLAY 0 |
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160 | #define DEBUG_RPC_PROCESS_MAKE_FORK 0 |
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161 | #define DEBUG_RPC_PROCESS_SIGACTION 0 |
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162 | #define DEBUG_RPC_THREAD_USER_CREATE 0 |
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163 | #define DEBUG_RPC_THREAD_KERNEL_CREATE 0 |
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164 | #define DEBUG_RPC_USER_DIR_CREATE 0 |
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165 | #define DEBUG_RPC_USER_DIR_DESTROY 0 |
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166 | #define DEBUG_RPC_VMM_CREATE_VSEG 0 |
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167 | #define DEBUG_RPC_VMM_RESIZE_VSEG 0 |
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168 | #define DEBUG_RPC_VMM_REMOVE_VSEG 0 |
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169 | #define DEBUG_RPC_VMM_SET_COW 0 |
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170 | |
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171 | #define DEBUG_RWLOCK_TYPE 0 // type 0 undefined => no debug |
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172 | #define DEBUG_RWLOCK_PTR 0 |
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173 | #define DEBUG_RWLOCK_CXY 0 |
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174 | |
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175 | #define DEBUG_SCHED_HANDLE_SIGNALS 0 |
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176 | #define DEBUG_SCHED_YIELD 0 |
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177 | #define DEBUG_SCHED_RPC_ACTIVATE 0 |
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178 | |
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179 | #define DEBUG_SEM 0 |
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180 | |
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181 | #define DEBUG_SOCKET_ACCEPT 0 |
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182 | #define DEBUG_SOCKET_BIND 0 |
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183 | #define DEBUG_SOCKET_BUILD 0 |
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184 | #define DEBUG_SOCKET_CLOSE 0 |
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185 | #define DEBUG_SOCKET_CONNECT 0 |
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186 | #define DEBUG_SOCKET_CREATE 0 |
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187 | #define DEBUG_SOCKET_DESTROY 0 |
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188 | #define DEBUG_SOCKET_LISTEN 0 |
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189 | #define DEBUG_SOCKET_RECV 0 |
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190 | #define DEBUG_SOCKET_SEND 0 |
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191 | #define DEBUG_SOCKET_LINK 0 |
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192 | |
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193 | #define DEBUG_SYSCALLS_ERROR 2 |
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194 | |
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195 | #define DEBUG_SYS_BARRIER 0 |
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196 | #define DEBUG_SYS_CLOSE 0 |
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197 | #define DEBUG_SYS_CLOSEDIR 0 |
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198 | #define DEBUG_SYS_CONDVAR 0 |
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199 | #define DEBUG_SYS_DISPLAY 0 |
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200 | #define DEBUG_SYS_EXEC 0 |
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201 | #define DEBUG_SYS_EXIT 0 |
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202 | #define DEBUG_SYS_FBF 0 |
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203 | #define DEBUG_SYS_FG 0 |
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204 | #define DEBUG_SYS_FORK 0 |
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205 | #define DEBUG_SYS_GET_CONFIG 0 |
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206 | #define DEBUG_SYS_GETCWD 0 |
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207 | #define DEBUG_SYS_GETPID 0 |
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208 | #define DEBUG_SYS_GET_BEST_CORE 0 |
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209 | #define DEBUG_SYS_GET_CORE_ID 0 |
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210 | #define DEBUG_SYS_GET_NB_CORES 0 |
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211 | #define DEBUG_SYS_GET_THREAD_INFO 0 |
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212 | #define DEBUG_SYS_ISATTY 0 |
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213 | #define DEBUG_SYS_IS_FG 0 |
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214 | #define DEBUG_SYS_KILL 0 |
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215 | #define DEBUG_SYS_LSEEK 0 |
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216 | #define DEBUG_SYS_MKDIR 0 |
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217 | #define DEBUG_SYS_MMAP 0 |
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218 | #define DEBUG_SYS_MUNMAP 0 |
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219 | #define DEBUG_SYS_MUTEX 0 |
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220 | #define DEBUG_SYS_OPEN 0 |
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221 | #define DEBUG_SYS_OPENDIR 0 |
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222 | #define DEBUG_SYS_READ 0 |
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223 | #define DEBUG_SYS_READDIR 0 |
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224 | #define DEBUG_SYS_SEM 0 |
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225 | #define DEBUG_SYS_SOCKET 0 |
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226 | #define DEBUG_SYS_STAT 0 |
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227 | #define DEBUG_SYS_THREAD_CANCEL 0 |
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228 | #define DEBUG_SYS_THREAD_CREATE 0 |
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229 | #define DEBUG_SYS_THREAD_EXIT 0 |
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230 | #define DEBUG_SYS_THREAD_JOIN 0 |
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231 | #define DEBUG_SYS_THREAD_SLEEP 0 |
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232 | #define DEBUG_SYS_THREAD_WAKEUP 0 |
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233 | #define DEBUG_SYS_THREAD_YIELD 0 |
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234 | #define DEBUG_SYS_TRACE 0 |
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235 | #define DEBUG_SYS_UNLINK 0 |
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236 | #define DEBUG_SYS_WAIT 0 |
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237 | #define DEBUG_SYS_WRITE 0 |
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238 | |
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239 | #define DEBUG_THREAD_BLOCK 0 |
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240 | #define DEBUG_THREAD_DELETE 0 |
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241 | #define DEBUG_THREAD_DESTROY 0 |
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242 | #define DEBUG_THREAD_GET_XPTR 0 |
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243 | #define DEBUG_THREAD_IDLE 0 |
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244 | #define DEBUG_THREAD_INIT 0 |
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245 | #define DEBUG_THREAD_KERNEL_CREATE 0 |
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246 | #define DEBUG_THREAD_USER_CREATE 0 |
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247 | #define DEBUG_THREAD_USER_FORK 0 |
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248 | #define DEBUG_THREAD_USER_EXEC 0 |
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249 | |
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250 | #define DEBUG_USER_DIR 0 |
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251 | |
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252 | #define DEBUG_VFS_ADD_CHILD 0 |
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253 | #define DEBUG_VFS_ADD_SPECIAL 0 |
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254 | #define DEBUG_VFS_CHDIR 0 |
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255 | #define DEBUG_VFS_CLOSE 0 |
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256 | #define DEBUG_VFS_DENTRY_CREATE 0 |
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257 | #define DEBUG_VFS_FILE_CREATE 0 |
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258 | #define DEBUG_VFS_GET_PATH 0 |
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259 | #define DEBUG_VFS_INODE_CREATE 0 |
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260 | #define DEBUG_VFS_INODE_LOAD_ALL 0 |
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261 | #define DEBUG_VFS_KERNEL_MOVE 0 |
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262 | #define DEBUG_VFS_LINK 0 |
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263 | #define DEBUG_VFS_LOOKUP 0 |
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264 | #define DEBUG_VFS_LSEEK 0 |
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265 | #define DEBUG_VFS_MKDIR 0 |
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266 | #define DEBUG_VFS_NEW_DENTRY_INIT 0 |
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267 | #define DEBUG_VFS_OPEN 0 |
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268 | #define DEBUG_VFS_OPENDIR 0 |
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269 | #define DEBUG_VFS_STAT 0 |
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270 | #define DEBUG_VFS_USER_MOVE 0 |
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271 | #define DEBUG_VFS_UNLINK 0 |
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272 | |
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273 | #define DEBUG_VMM_CREATE_VSEG 0 |
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274 | #define DEBUG_VMM_DESTROY 0 |
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275 | #define DEBUG_VMM_FORK_COPY 0 |
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276 | #define DEBUG_VMM_GET_ONE_PPN 0 |
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277 | #define DEBUG_VMM_GET_PTE 0 |
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278 | #define DEBUG_VMM_GLOBAL_DELETE_VSEG 0 |
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279 | #define DEBUG_VMM_GLOBAL_RESIZE_VSEG 0 |
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280 | #define DEBUG_VMM_HANDLE_PAGE_FAULT 0 |
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281 | #define DEBUG_VMM_HANDLE_COW 0 |
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282 | #define DEBUG_VMM_MMAP 0 |
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283 | #define DEBUG_VMM_PAGE_ALLOCATE 0 |
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284 | #define DEBUG_VMM_REMOVE_VSEG 0 |
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285 | #define DEBUG_VMM_RESIZE_VSEG 0 |
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286 | #define DEBUG_VMM_SET_COW 0 |
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287 | #define DEBUG_VMM_UPDATE_PTE 0 |
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288 | #define DEBUG_VMM_USER_INIT 0 |
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289 | #define DEBUG_VMM_USER_RESET 0 |
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290 | |
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291 | #define DEBUG_XHTAB 0 |
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292 | |
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293 | |
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294 | //////////////////////////////////////////////////////////////////////////////////////////// |
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295 | // KERNEL LOCKS TYPES MNEMONICS (for debug) |
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296 | // It must be kept consistent with the lock_name[] array defined in kernel_init.c file. |
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297 | //////////////////////////////////////////////////////////////////////////////////////////// |
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298 | |
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299 | #define LOCK_CLUSTER_KCM 1 // local (B) protect dynamic KCM creation in cluster |
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300 | #define LOCK_SCHED_STATE 2 // local (B) protect scheduler state for given core |
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301 | #define LOCK_VMM_STACK 3 // local (B) protect VMM stack vseg allocator |
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302 | #define LOCK_VMM_MMAP 4 // local (B) protect VMM mmap vseg allocator |
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303 | #define LOCK_KCM_STATE 5 // local (B) protect KCM allocator state |
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304 | #define LOCK_KHM_STATE 6 // local (B) protect KHM allocator state |
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305 | #define LOCK_HTAB_STATE 7 // local (B) protect a local htab state |
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306 | |
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307 | #define LOCK_VFS_CTX 8 // remote (B) protect vfs context state |
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308 | #define LOCK_PPM_FREE 9 // remote (B) protect PPM allocator free_pages lists |
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309 | #define LOCK_THREAD_JOIN 10 // remote (B) protect join/exit between two threads |
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310 | #define LOCK_XHTAB_STATE 11 // remote (B) protect a distributed xhtab state |
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311 | #define LOCK_CHDEV_QUEUE 12 // remote (B) protect chdev threads waiting queue |
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312 | #define LOCK_CHDEV_TXT0 13 // remote (B) protect access to kernel terminal TXT0 |
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313 | #define LOCK_CHDEV_TXTLIST 14 // remote (B) protect xlist of processes using same TXT |
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314 | #define LOCK_PAGE_STATE 15 // remote (B) protect physical page descriptor state |
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315 | #define LOCK_MUTEX_STATE 16 // remote (B) protect user mutex state |
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316 | #define LOCK_CONDVAR_STATE 17 // remote (B) protect user condvar state |
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317 | #define LOCK_SEM_STATE 18 // remote (B) protect user semaphore state |
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318 | #define LOCK_PROCESS_CWD 19 // remote (B) protect current working directory in process |
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319 | #define LOCK_BARRIER_STATE 20 // remote (B) protect user barrier state |
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320 | #define LOCK_LISTEN_SOCKET 21 // remote (B) protect xlist of listening sockets |
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321 | |
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322 | #define LOCK_CLUSTER_PREFTBL 22 // local (Q) protect array of ref. processes in cluster |
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323 | |
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324 | #define LOCK_SOCKET_STATE 23 // remote (Q) protect kernel socket state |
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325 | #define LOCK_PPM_DIRTY 24 // remote (Q) protect PPM dirty_pages list |
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326 | #define LOCK_CLUSTER_LOCALS 25 // remote (Q) protect xlist of local processes in cluster |
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327 | #define LOCK_CLUSTER_COPIES 26 // remote (Q) protect xlist of process copies in cluster |
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328 | #define LOCK_PROCESS_CHILDREN 27 // remote (Q) protect xlist of chidren process in process |
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329 | #define LOCK_PROCESS_USERSYNC 28 // remote (Q) protect lists of user synchros in process |
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330 | #define LOCK_PROCESS_FDARRAY 29 // remote (Q) protect array of open files in owner process |
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331 | #define LOCK_PROCESS_DIR 30 // remote (Q) protect xlist of open directories in process |
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332 | #define LOCK_VMM_VSL 31 // remote (Q) protect VSL (local list of vsegs) |
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333 | |
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334 | #define LOCK_PROCESS_THTBL 32 // local (RW) protect local array of threads in a process |
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335 | |
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336 | #define LOCK_MAPPER_STATE 33 // remote (RW) protect mapper state |
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337 | #define LOCK_VFS_SIZE 34 // remote (RW) protect inode state and associated mapper |
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338 | #define LOCK_VFS_FILE 35 // remote (RW) protect file descriptor state |
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339 | #define LOCK_VFS_MAIN 36 // remote (RW) protect vfs traversal (in root inode) |
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340 | #define LOCK_FATFS_FAT 37 // remote (RW) protect exclusive access to the VFS FAT |
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341 | #define LOCK_FBF_WINDOWS 38 // remote (RW) protect FBF windows set |
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342 | |
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343 | //////////////////////////////////////////////////////////////////////////////////////////// |
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344 | // GENERAL CONFIGURATION |
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345 | //////////////////////////////////////////////////////////////////////////////////////////// |
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346 | |
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347 | #define CONFIG_VERSION "Version 2.3 / November 2019" |
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348 | |
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349 | //////////////////////////////////////////////////////////////////////////////////////////// |
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350 | // HARDWARE CONFIGURATION |
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351 | //////////////////////////////////////////////////////////////////////////////////////////// |
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352 | |
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353 | #define CONFIG_KERNEL_IDENTITY_MAP true // True for 32 bits cores |
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354 | #define CONFIG_MAX_CLUSTERS_X 16 // max number of clusters in row |
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355 | #define CONFIG_MAX_CLUSTERS_Y 16 // max number of clusters in column |
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356 | #define CONFIG_MAX_CLUSTERS (CONFIG_MAX_CLUSTERS_X * CONFIG_MAX_CLUSTERS_Y) |
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357 | #define CONFIG_MAX_LOCAL_CORES 4 // max number of cores per cluster |
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358 | #define CONFIG_MAX_INT_DEV 4 // max number of internal peripherals |
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359 | #define CONFIG_MAX_EXT_DEV 8 // max number of external peripherals |
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360 | #define CONFIG_MAX_INTERNAL_IRQS 32 // max number of internal IRQs |
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361 | #define CONFIG_MAX_EXTERNAL_IRQS 32 // max number of external IRQs |
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362 | #define CONFIG_IRQS_PER_CORE 4 // number of input IRQs per core |
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363 | #define CONFIG_CLUSTER_SPAN 32 // ln(phys. address space per cluster) |
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364 | #define CONFIG_CACHE_LINE_SIZE 64 // number of bytes in cache line |
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365 | |
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366 | #define CONFIG_CACHE_LINE_ALIGNED __attribute__((aligned(CONFIG_CACHE_LINE_SIZE))) |
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367 | |
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368 | #define CONFIG_MAX_IOC_CHANNELS 1 // max number of IOC device channels |
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369 | #define CONFIG_MAX_FBF_CHANNELS 1 // max number of FBF device channels |
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370 | #define CONFIG_MAX_TXT_CHANNELS 8 // max number of TXT device channels |
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371 | #define CONFIG_MAX_DMA_CHANNELS 4 // max number of DMA device channels |
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372 | #define CONFIG_MAX_NIC_CHANNELS 4 // max number of NIC device channels |
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373 | |
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374 | #define CONFIG_TXT_ECHO_MODE 1 // echo mode for TXT peripheral |
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375 | #define CONFIG_TXT_KBUF_SIZE 512 // kernel buffer for TXT write |
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376 | |
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377 | #define CONFIG_FBF_WIDTH 128 |
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378 | #define CONFIG_FBF_HEIGHT 128 |
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379 | |
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380 | #define CONFIG_CPU_CTX_SIZE 256 // up to 64 uint32_t registers |
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381 | #define CONFIG_FPU_CTX_SIZE 256 // up to 32 uint64_t registers |
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382 | |
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383 | //////////////////////////////////////////////////////////////////////////////////////////// |
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384 | // PROCESS MANAGEMENT |
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385 | //////////////////////////////////////////////////////////////////////////////////////////// |
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386 | |
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387 | #define CONFIG_MAX_PROCESS_PER_CLUSTER 16 // max number of owned process |
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388 | #define CONFIG_PROCESS_FILE_MAX_NR 16 // max number of open files |
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389 | #define CONFIG_PROCESS_MAX_CHILDREN 1024 // max number of children process |
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390 | #define CONFIG_PROCESS_HEAP_MIN_SIZE 0x00010000 // user heap min size (bytes) |
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391 | #define CONFIG_PROCESS_HEAP_MAX_SIZE 0x30000000 // user heap max size (bytes) |
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392 | #define CONFIG_PROCESS_INIT_PATH "/bin/user/init.elf" |
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393 | |
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394 | //////////////////////////////////////////////////////////////////////////////////////////// |
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395 | // VIRTUAL FILE SYSTEM |
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396 | //////////////////////////////////////////////////////////////////////////////////////////// |
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397 | |
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398 | #define CONFIG_VFS_ROOT_CXY 0 // VFS_ROOT and FAT mapper cluster |
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399 | |
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400 | #define CONFIG_VFS_MAX_INODES 128 // max number of inodes per cluster |
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401 | #define CONFIG_VFS_MAX_NAME_LENGTH 56 // dentry name max length (bytes) |
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402 | #define CONFIG_VFS_MAX_PATH_LENGTH 256 // pathname max length (bytes) |
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403 | #define CONFIG_VFS_FREE_CLUSTERS_MIN 32 // min number of free clusters |
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404 | #define CONFIG_VFS_MAX_DENTRIES 63 // max number of dentries in one dir |
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405 | |
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406 | #define CONFIG_VFS_ROOT_IS_FATFS 1 // root FS is FATFS if non zero |
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407 | #define CONFIG_VFS_ROOT_IS_EX2FS 0 // root FS is EX2FS if non zero |
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408 | |
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409 | #define CONFIG_MAPPER_GRDXT_W1 6 // number of bits for RADIX_TREE_IX1 |
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410 | #define CONFIG_MAPPER_GRDXT_W2 7 // number of bits for RADIX_TREE_IX2 |
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411 | #define CONFIG_MAPPER_GRDXT_W3 7 // number of bits for RADIX_TREE_IX3 |
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412 | |
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413 | //////////////////////////////////////////////////////////////////////////////////////////// |
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414 | // FBF WINDOWS |
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415 | //////////////////////////////////////////////////////////////////////////////////////////// |
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416 | |
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417 | #define CONFIG_FBF_WINDOWS_MAX_NR 64 // max number of windows |
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418 | #define CONFIG_FBF_WINDOWS_MAX_WIDTH 1024 // max number of pixels in FBF line |
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419 | #define CONFIG_FBF_WINDOWS_MAX_HEIGHT 1024 // max number of lines in FBF |
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420 | |
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421 | //////////////////////////////////////////////////////////////////////////////////////////// |
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422 | // DQDT |
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423 | //////////////////////////////////////////////////////////////////////////////////////////// |
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424 | |
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425 | #define CONFIG_DQDT_LEVELS_NR 5 |
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426 | |
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427 | //////////////////////////////////////////////////////////////////////////////////////////// |
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428 | // RANDOM NUMBERS |
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429 | //////////////////////////////////////////////////////////////////////////////////////////// |
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430 | |
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431 | #define CONFIG_RDNG_PARAM_A 65519 |
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432 | #define CONFIG_RDNG_PARAM_C 64037 |
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433 | |
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434 | //////////////////////////////////////////////////////////////////////////////////////////// |
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435 | // SCHEDULING |
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436 | //////////////////////////////////////////////////////////////////////////////////////////// |
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437 | |
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438 | #define CONFIG_SCHED_TICK_MS_PERIOD 10000 // number of milliseconds per period |
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439 | #define CONFIG_SCHED_TICKS_PER_QUANTUM 1 // number of ticks between scheduling |
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440 | #define CONFIG_SCHED_MAX_THREADS_NR 32 // max number of threads per core |
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441 | #define CONFIG_SCHED_IDLE_MODE_SLEEP 0 // idle thread use sleep mode if non 0 |
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442 | |
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443 | //////////////////////////////////////////////////////////////////////////////////////////// |
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444 | // THREADS |
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445 | //////////////////////////////////////////////////////////////////////////////////////////// |
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446 | |
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447 | #define CONFIG_THREADS_MAX_PER_CLUSTER 32 // max threads per cluster per process |
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448 | #define CONFIG_THREAD_DESC_SIZE 0x4000 // thread desc size (with kernel stack) |
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449 | #define CONFIG_THREAD_DESC_ORDER 2 // ln( number of 4K pages ) |
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450 | |
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451 | //////////////////////////////////////////////////////////////////////////////////////////// |
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452 | // REMOTE PROCEDURE CALL |
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453 | //////////////////////////////////////////////////////////////////////////////////////////// |
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454 | |
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455 | #define CONFIG_REMOTE_FIFO_SLOTS 16 |
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456 | #define CONFIG_REMOTE_FIFO_MAX_ITERATIONS 1024 |
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457 | #define CONFIG_RPC_THREADS_MAX 4 // max number of RPC threads per core |
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458 | |
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459 | //////////////////////////////////////////////////////////////////////////////////////////// |
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460 | // 32 bits USER SPACE SEGMENTATION / all bases and sizes are numbers of pages |
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461 | //////////////////////////////////////////////////////////////////////////////////////////// |
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462 | |
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463 | #define CONFIG_VMM_VSPACE_SIZE 0x100000 // virtual space : 4 Gbytes |
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464 | |
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465 | #define CONFIG_VMM_UTILS_BASE 0x000200 // UTILS zone base : 2 Mbytes |
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466 | #define CONFIG_VMM_ELF_BASE 0x000400 // ELF zone base : 4 Mbytes |
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467 | #define CONFIG_VMM_HEAP_BASE 0x040000 // HEAP zone base : 32 Mbytes |
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468 | #define CONFIG_VMM_STACK_BASE 0x0C0000 // STACK zone base : 3 Gbytes |
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469 | |
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470 | #define CONFIG_VMM_ARGS_SIZE 0x000004 // args vseg size : 16 Kbytes |
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471 | #define CONFIG_VMM_ENVS_SIZE 0x000008 // envs vseg size : 32 Kbytes |
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472 | #define CONFIG_VMM_STACK_SIZE 0x001000 // single stack vseg size : 16 Mbytes |
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473 | |
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474 | #define CONFIG_VMM_HEAP_MAX_ORDER 18 // max size of MMAP vseg : 1 Gbytes |
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475 | //////////////////////////////////////////////////////////////////////////////////////////// |
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476 | // PHYSICAL MEMORY MANAGEMENT |
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477 | //////////////////////////////////////////////////////////////////////////////////////////// |
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478 | |
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479 | #define CONFIG_PPM_PAGE_SIZE 4096 // physical page size (bytes) |
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480 | #define CONFIG_PPM_PAGE_SHIFT 12 // physical page shift (bits) |
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481 | #define CONFIG_PPM_PAGE_MASK 0x00000FFF // physical page mask |
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482 | #define CONFIG_PPM_MAX_ORDER 16 // ln(total number of pages per cluster) |
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483 | #define CONFIG_PPM_HEAP_ORDER 10 // ln(number of heap pages per cluster) |
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484 | #define CONFIG_PPM_MAX_RSVD 32 // max reserved zones on the machine |
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485 | |
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486 | #define CONFIG_PPM_PAGE_ALIGNED __attribute__((aligned(CONFIG_PPM_PAGE_SIZE))) |
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487 | |
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488 | //////////////////////////////////////////////////////////////////////////////////////////// |
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489 | // INSTRUMENTATION |
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490 | //////////////////////////////////////////////////////////////////////////////////////////// |
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491 | |
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492 | #define CONFIG_INSTRUMENTATION_SYSCALLS 0 |
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493 | #define CONFIG_INSTRUMENTATION_PGFAULTS 0 |
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494 | #define CONFIG_INSTRUMENTATION_FOOTPRINT 1 |
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495 | #define CONFIG_INSTRUMENTATION_CHDEVS 0 |
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496 | #define CONFIG_INSTRUMENTATION_GPT 0 |
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497 | |
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498 | |
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499 | |
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500 | |
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501 | #endif /* _KERNEL_CONFIG_H_ */ |
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