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596 | jermar | 1 | /* |
2071 | jermar | 2 | * Copyright (c) 2005 Jakub Jermar |
596 | jermar | 3 | * All rights reserved. |
4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
1888 | jermar | 29 | /** @addtogroup genericconsole |
1702 | cejka | 30 | * @{ |
31 | */ |
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32 | |||
596 | jermar | 33 | /** |
1264 | jermar | 34 | * @file cmd.c |
35 | * @brief Kernel console command wrappers. |
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36 | * |
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596 | jermar | 37 | * This file is meant to contain all wrapper functions for |
38 | * all kconsole commands. The point is in separating |
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39 | * kconsole specific wrappers from kconsole-unaware functions |
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40 | * from other subsystems. |
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41 | */ |
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42 | |||
43 | #include <console/cmd.h> |
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1474 | palkovsky | 44 | #include <console/console.h> |
596 | jermar | 45 | #include <console/kconsole.h> |
46 | #include <print.h> |
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47 | #include <panic.h> |
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48 | #include <typedefs.h> |
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49 | #include <arch/types.h> |
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788 | jermar | 50 | #include <adt/list.h> |
596 | jermar | 51 | #include <arch.h> |
52 | #include <func.h> |
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53 | #include <macros.h> |
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54 | #include <debug.h> |
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55 | #include <symtab.h> |
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673 | jermar | 56 | #include <cpu.h> |
596 | jermar | 57 | #include <mm/tlb.h> |
58 | #include <arch/mm/tlb.h> |
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668 | bondari | 59 | #include <mm/frame.h> |
673 | jermar | 60 | #include <main/version.h> |
759 | palkovsky | 61 | #include <mm/slab.h> |
775 | palkovsky | 62 | #include <proc/scheduler.h> |
777 | palkovsky | 63 | #include <proc/thread.h> |
1060 | palkovsky | 64 | #include <proc/task.h> |
1573 | palkovsky | 65 | #include <ipc/ipc.h> |
1712 | palkovsky | 66 | #include <ipc/irq.h> |
596 | jermar | 67 | |
2019 | decky | 68 | #ifdef CONFIG_TEST |
69 | #include <test.h> |
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70 | #endif |
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71 | |||
1702 | cejka | 72 | /* Data and methods for 'help' command. */ |
596 | jermar | 73 | static int cmd_help(cmd_arg_t *argv); |
74 | static cmd_info_t help_info = { |
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75 | .name = "help", |
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76 | .description = "List of supported commands.", |
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77 | .func = cmd_help, |
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78 | .argc = 0 |
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79 | }; |
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80 | |||
609 | palkovsky | 81 | static cmd_info_t exit_info = { |
82 | .name = "exit", |
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2019 | decky | 83 | .description = "Exit kconsole", |
609 | palkovsky | 84 | .argc = 0 |
85 | }; |
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86 | |||
1474 | palkovsky | 87 | static int cmd_continue(cmd_arg_t *argv); |
88 | static cmd_info_t continue_info = { |
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89 | .name = "continue", |
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2019 | decky | 90 | .description = "Return console back to userspace.", |
1474 | palkovsky | 91 | .func = cmd_continue, |
92 | .argc = 0 |
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93 | }; |
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94 | |||
2019 | decky | 95 | #ifdef CONFIG_TEST |
96 | static int cmd_tests(cmd_arg_t *argv); |
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97 | static cmd_info_t tests_info = { |
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98 | .name = "tests", |
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99 | .description = "Print available kernel tests.", |
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100 | .func = cmd_tests, |
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101 | .argc = 0 |
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102 | }; |
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103 | |||
104 | static char test_buf[MAX_CMDLINE + 1]; |
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105 | static int cmd_test(cmd_arg_t *argv); |
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106 | static cmd_arg_t test_argv[] = { |
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107 | { |
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108 | .type = ARG_TYPE_STRING, |
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109 | .buffer = test_buf, |
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110 | .len = sizeof(test_buf) |
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111 | } |
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112 | }; |
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113 | static cmd_info_t test_info = { |
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114 | .name = "test", |
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115 | .description = "Run kernel test.", |
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116 | .func = cmd_test, |
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117 | .argc = 1, |
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118 | .argv = test_argv |
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119 | }; |
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2050 | decky | 120 | |
121 | static int cmd_bench(cmd_arg_t *argv); |
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122 | static cmd_arg_t bench_argv[] = { |
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123 | { |
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124 | .type = ARG_TYPE_STRING, |
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125 | .buffer = test_buf, |
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126 | .len = sizeof(test_buf) |
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127 | }, |
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128 | { |
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129 | .type = ARG_TYPE_INT, |
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130 | } |
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131 | }; |
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132 | static cmd_info_t bench_info = { |
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133 | .name = "bench", |
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134 | .description = "Run kernel test as benchmark.", |
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135 | .func = cmd_bench, |
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136 | .argc = 2, |
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137 | .argv = bench_argv |
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138 | }; |
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2019 | decky | 139 | #endif |
140 | |||
1702 | cejka | 141 | /* Data and methods for 'description' command. */ |
596 | jermar | 142 | static int cmd_desc(cmd_arg_t *argv); |
143 | static void desc_help(void); |
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144 | static char desc_buf[MAX_CMDLINE+1]; |
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145 | static cmd_arg_t desc_argv = { |
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146 | .type = ARG_TYPE_STRING, |
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147 | .buffer = desc_buf, |
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148 | .len = sizeof(desc_buf) |
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149 | }; |
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150 | static cmd_info_t desc_info = { |
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151 | .name = "describe", |
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152 | .description = "Describe specified command.", |
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153 | .help = desc_help, |
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154 | .func = cmd_desc, |
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155 | .argc = 1, |
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156 | .argv = &desc_argv |
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157 | }; |
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158 | |||
1702 | cejka | 159 | /* Data and methods for 'symaddr' command. */ |
596 | jermar | 160 | static int cmd_symaddr(cmd_arg_t *argv); |
161 | static char symaddr_buf[MAX_CMDLINE+1]; |
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162 | static cmd_arg_t symaddr_argv = { |
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163 | .type = ARG_TYPE_STRING, |
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164 | .buffer = symaddr_buf, |
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165 | .len = sizeof(symaddr_buf) |
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166 | }; |
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167 | static cmd_info_t symaddr_info = { |
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168 | .name = "symaddr", |
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169 | .description = "Return symbol address.", |
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170 | .func = cmd_symaddr, |
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171 | .argc = 1, |
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172 | .argv = &symaddr_argv |
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173 | }; |
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174 | |||
603 | palkovsky | 175 | static char set_buf[MAX_CMDLINE+1]; |
176 | static int cmd_set4(cmd_arg_t *argv); |
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177 | static cmd_arg_t set4_argv[] = { |
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178 | { |
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179 | .type = ARG_TYPE_STRING, |
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180 | .buffer = set_buf, |
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181 | .len = sizeof(set_buf) |
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182 | }, |
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183 | { |
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184 | .type = ARG_TYPE_INT |
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185 | } |
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186 | }; |
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187 | static cmd_info_t set4_info = { |
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188 | .name = "set4", |
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189 | .description = "set <dest_addr> <value> - 4byte version", |
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190 | .func = cmd_set4, |
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191 | .argc = 2, |
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192 | .argv = set4_argv |
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193 | }; |
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194 | |||
1702 | cejka | 195 | /* Data and methods for 'call0' command. */ |
596 | jermar | 196 | static char call0_buf[MAX_CMDLINE+1]; |
197 | static char carg1_buf[MAX_CMDLINE+1]; |
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198 | static char carg2_buf[MAX_CMDLINE+1]; |
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199 | static char carg3_buf[MAX_CMDLINE+1]; |
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200 | |||
201 | static int cmd_call0(cmd_arg_t *argv); |
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202 | static cmd_arg_t call0_argv = { |
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203 | .type = ARG_TYPE_STRING, |
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204 | .buffer = call0_buf, |
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205 | .len = sizeof(call0_buf) |
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206 | }; |
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207 | static cmd_info_t call0_info = { |
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208 | .name = "call0", |
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209 | .description = "call0 <function> -> call function().", |
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210 | .func = cmd_call0, |
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211 | .argc = 1, |
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212 | .argv = &call0_argv |
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213 | }; |
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214 | |||
1702 | cejka | 215 | /* Data and methods for 'call1' command. */ |
596 | jermar | 216 | static int cmd_call1(cmd_arg_t *argv); |
217 | static cmd_arg_t call1_argv[] = { |
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218 | { |
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219 | .type = ARG_TYPE_STRING, |
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220 | .buffer = call0_buf, |
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221 | .len = sizeof(call0_buf) |
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222 | }, |
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223 | { |
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224 | .type = ARG_TYPE_VAR, |
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225 | .buffer = carg1_buf, |
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226 | .len = sizeof(carg1_buf) |
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227 | } |
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228 | }; |
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229 | static cmd_info_t call1_info = { |
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230 | .name = "call1", |
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231 | .description = "call1 <function> <arg1> -> call function(arg1).", |
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232 | .func = cmd_call1, |
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233 | .argc = 2, |
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234 | .argv = call1_argv |
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235 | }; |
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236 | |||
1702 | cejka | 237 | /* Data and methods for 'call2' command. */ |
596 | jermar | 238 | static int cmd_call2(cmd_arg_t *argv); |
239 | static cmd_arg_t call2_argv[] = { |
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240 | { |
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241 | .type = ARG_TYPE_STRING, |
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242 | .buffer = call0_buf, |
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243 | .len = sizeof(call0_buf) |
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244 | }, |
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245 | { |
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246 | .type = ARG_TYPE_VAR, |
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247 | .buffer = carg1_buf, |
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248 | .len = sizeof(carg1_buf) |
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249 | }, |
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250 | { |
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251 | .type = ARG_TYPE_VAR, |
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252 | .buffer = carg2_buf, |
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253 | .len = sizeof(carg2_buf) |
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254 | } |
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255 | }; |
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256 | static cmd_info_t call2_info = { |
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257 | .name = "call2", |
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258 | .description = "call2 <function> <arg1> <arg2> -> call function(arg1,arg2).", |
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259 | .func = cmd_call2, |
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260 | .argc = 3, |
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261 | .argv = call2_argv |
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262 | }; |
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263 | |||
1702 | cejka | 264 | /* Data and methods for 'call3' command. */ |
596 | jermar | 265 | static int cmd_call3(cmd_arg_t *argv); |
266 | static cmd_arg_t call3_argv[] = { |
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267 | { |
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268 | .type = ARG_TYPE_STRING, |
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269 | .buffer = call0_buf, |
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270 | .len = sizeof(call0_buf) |
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271 | }, |
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272 | { |
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273 | .type = ARG_TYPE_VAR, |
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274 | .buffer = carg1_buf, |
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275 | .len = sizeof(carg1_buf) |
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276 | }, |
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277 | { |
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278 | .type = ARG_TYPE_VAR, |
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279 | .buffer = carg2_buf, |
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280 | .len = sizeof(carg2_buf) |
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281 | }, |
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282 | { |
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283 | .type = ARG_TYPE_VAR, |
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284 | .buffer = carg3_buf, |
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285 | .len = sizeof(carg3_buf) |
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286 | } |
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287 | |||
288 | }; |
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289 | static cmd_info_t call3_info = { |
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290 | .name = "call3", |
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291 | .description = "call3 <function> <arg1> <arg2> <arg3> -> call function(arg1,arg2,arg3).", |
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292 | .func = cmd_call3, |
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293 | .argc = 4, |
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294 | .argv = call3_argv |
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295 | }; |
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296 | |||
1702 | cejka | 297 | /* Data and methods for 'halt' command. */ |
596 | jermar | 298 | static int cmd_halt(cmd_arg_t *argv); |
299 | static cmd_info_t halt_info = { |
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300 | .name = "halt", |
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301 | .description = "Halt the kernel.", |
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302 | .func = cmd_halt, |
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303 | .argc = 0 |
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304 | }; |
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305 | |||
1702 | cejka | 306 | /* Data and methods for 'tlb' command. */ |
673 | jermar | 307 | static int cmd_tlb(cmd_arg_t *argv); |
308 | cmd_info_t tlb_info = { |
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309 | .name = "tlb", |
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596 | jermar | 310 | .description = "Print TLB of current processor.", |
311 | .help = NULL, |
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673 | jermar | 312 | .func = cmd_tlb, |
596 | jermar | 313 | .argc = 0, |
314 | .argv = NULL |
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315 | }; |
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316 | |||
777 | palkovsky | 317 | static int cmd_threads(cmd_arg_t *argv); |
318 | static cmd_info_t threads_info = { |
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319 | .name = "threads", |
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1695 | jermar | 320 | .description = "List all threads.", |
777 | palkovsky | 321 | .func = cmd_threads, |
322 | .argc = 0 |
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323 | }; |
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668 | bondari | 324 | |
1060 | palkovsky | 325 | static int cmd_tasks(cmd_arg_t *argv); |
326 | static cmd_info_t tasks_info = { |
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327 | .name = "tasks", |
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1695 | jermar | 328 | .description = "List all tasks.", |
1060 | palkovsky | 329 | .func = cmd_tasks, |
330 | .argc = 0 |
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331 | }; |
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777 | palkovsky | 332 | |
1060 | palkovsky | 333 | |
775 | palkovsky | 334 | static int cmd_sched(cmd_arg_t *argv); |
335 | static cmd_info_t sched_info = { |
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336 | .name = "scheduler", |
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1695 | jermar | 337 | .description = "List all scheduler information.", |
775 | palkovsky | 338 | .func = cmd_sched, |
339 | .argc = 0 |
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340 | }; |
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341 | |||
759 | palkovsky | 342 | static int cmd_slabs(cmd_arg_t *argv); |
343 | static cmd_info_t slabs_info = { |
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344 | .name = "slabs", |
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1695 | jermar | 345 | .description = "List slab caches.", |
759 | palkovsky | 346 | .func = cmd_slabs, |
347 | .argc = 0 |
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348 | }; |
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349 | |||
1702 | cejka | 350 | /* Data and methods for 'zones' command */ |
668 | bondari | 351 | static int cmd_zones(cmd_arg_t *argv); |
352 | static cmd_info_t zones_info = { |
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353 | .name = "zones", |
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354 | .description = "List of memory zones.", |
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355 | .func = cmd_zones, |
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356 | .argc = 0 |
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357 | }; |
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358 | |||
1702 | cejka | 359 | /* Data and methods for 'ipc_task' command */ |
1573 | palkovsky | 360 | static int cmd_ipc_task(cmd_arg_t *argv); |
361 | static cmd_arg_t ipc_task_argv = { |
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362 | .type = ARG_TYPE_INT, |
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363 | }; |
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364 | static cmd_info_t ipc_task_info = { |
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365 | .name = "ipc_task", |
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1695 | jermar | 366 | .description = "ipc_task <taskid> Show IPC information of given task.", |
1573 | palkovsky | 367 | .func = cmd_ipc_task, |
368 | .argc = 1, |
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369 | .argv = &ipc_task_argv |
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370 | }; |
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371 | |||
1702 | cejka | 372 | /* Data and methods for 'zone' command */ |
668 | bondari | 373 | static int cmd_zone(cmd_arg_t *argv); |
374 | static cmd_arg_t zone_argv = { |
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375 | .type = ARG_TYPE_INT, |
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376 | }; |
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377 | |||
378 | static cmd_info_t zone_info = { |
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379 | .name = "zone", |
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380 | .description = "Show memory zone structure.", |
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381 | .func = cmd_zone, |
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382 | .argc = 1, |
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383 | .argv = &zone_argv |
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384 | }; |
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385 | |||
1702 | cejka | 386 | /* Data and methods for 'cpus' command. */ |
673 | jermar | 387 | static int cmd_cpus(cmd_arg_t *argv); |
388 | cmd_info_t cpus_info = { |
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389 | .name = "cpus", |
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390 | .description = "List all processors.", |
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391 | .help = NULL, |
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392 | .func = cmd_cpus, |
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393 | .argc = 0, |
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394 | .argv = NULL |
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395 | }; |
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668 | bondari | 396 | |
1702 | cejka | 397 | /* Data and methods for 'version' command. */ |
673 | jermar | 398 | static int cmd_version(cmd_arg_t *argv); |
399 | cmd_info_t version_info = { |
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400 | .name = "version", |
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401 | .description = "Print version information.", |
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402 | .help = NULL, |
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403 | .func = cmd_version, |
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404 | .argc = 0, |
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405 | .argv = NULL |
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406 | }; |
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668 | bondari | 407 | |
775 | palkovsky | 408 | static cmd_info_t *basic_commands[] = { |
409 | &call0_info, |
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410 | &call1_info, |
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411 | &call2_info, |
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412 | &call3_info, |
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1474 | palkovsky | 413 | &continue_info, |
775 | palkovsky | 414 | &cpus_info, |
415 | &desc_info, |
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416 | &exit_info, |
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417 | &halt_info, |
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418 | &help_info, |
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1573 | palkovsky | 419 | &ipc_task_info, |
775 | palkovsky | 420 | &set4_info, |
421 | &slabs_info, |
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422 | &symaddr_info, |
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423 | &sched_info, |
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777 | palkovsky | 424 | &threads_info, |
1060 | palkovsky | 425 | &tasks_info, |
775 | palkovsky | 426 | &tlb_info, |
427 | &version_info, |
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428 | &zones_info, |
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429 | &zone_info, |
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2019 | decky | 430 | #ifdef CONFIG_TEST |
431 | &tests_info, |
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432 | &test_info, |
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2050 | decky | 433 | &bench_info, |
2019 | decky | 434 | #endif |
775 | palkovsky | 435 | NULL |
436 | }; |
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673 | jermar | 437 | |
438 | |||
596 | jermar | 439 | /** Initialize command info structure. |
440 | * |
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441 | * @param cmd Command info structure. |
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442 | * |
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443 | */ |
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444 | void cmd_initialize(cmd_info_t *cmd) |
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445 | { |
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446 | spinlock_initialize(&cmd->lock, "cmd"); |
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447 | link_initialize(&cmd->link); |
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448 | } |
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449 | |||
450 | /** Initialize and register commands. */ |
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451 | void cmd_init(void) |
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452 | { |
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775 | palkovsky | 453 | int i; |
596 | jermar | 454 | |
775 | palkovsky | 455 | for (i=0;basic_commands[i]; i++) { |
456 | cmd_initialize(basic_commands[i]); |
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457 | if (!cmd_register(basic_commands[i])) |
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458 | panic("could not register command %s\n", |
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459 | basic_commands[i]->name); |
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460 | } |
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596 | jermar | 461 | } |
462 | |||
463 | |||
464 | /** List supported commands. |
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465 | * |
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466 | * @param argv Argument vector. |
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467 | * |
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468 | * @return 0 on failure, 1 on success. |
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469 | */ |
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470 | int cmd_help(cmd_arg_t *argv) |
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471 | { |
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472 | link_t *cur; |
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473 | |||
474 | spinlock_lock(&cmd_lock); |
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475 | |||
476 | for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) { |
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477 | cmd_info_t *hlp; |
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478 | |||
479 | hlp = list_get_instance(cur, cmd_info_t, link); |
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480 | spinlock_lock(&hlp->lock); |
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481 | |||
482 | printf("%s - %s\n", hlp->name, hlp->description); |
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483 | |||
484 | spinlock_unlock(&hlp->lock); |
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485 | } |
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486 | |||
487 | spinlock_unlock(&cmd_lock); |
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488 | |||
489 | return 1; |
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490 | } |
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491 | |||
492 | /** Describe specified command. |
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493 | * |
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494 | * @param argv Argument vector. |
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495 | * |
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496 | * @return 0 on failure, 1 on success. |
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497 | */ |
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498 | int cmd_desc(cmd_arg_t *argv) |
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499 | { |
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500 | link_t *cur; |
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501 | |||
502 | spinlock_lock(&cmd_lock); |
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503 | |||
504 | for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) { |
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505 | cmd_info_t *hlp; |
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506 | |||
507 | hlp = list_get_instance(cur, cmd_info_t, link); |
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508 | spinlock_lock(&hlp->lock); |
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509 | |||
510 | if (strncmp(hlp->name, (const char *) argv->buffer, strlen(hlp->name)) == 0) { |
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511 | printf("%s - %s\n", hlp->name, hlp->description); |
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512 | if (hlp->help) |
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513 | hlp->help(); |
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514 | spinlock_unlock(&hlp->lock); |
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515 | break; |
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516 | } |
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517 | |||
518 | spinlock_unlock(&hlp->lock); |
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519 | } |
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520 | |||
521 | spinlock_unlock(&cmd_lock); |
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522 | |||
523 | return 1; |
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524 | } |
||
525 | |||
526 | /** Search symbol table */ |
||
527 | int cmd_symaddr(cmd_arg_t *argv) |
||
528 | { |
||
529 | symtab_print_search(argv->buffer); |
||
530 | |||
531 | return 1; |
||
532 | } |
||
533 | |||
534 | /** Call function with zero parameters */ |
||
535 | int cmd_call0(cmd_arg_t *argv) |
||
536 | { |
||
1780 | jermar | 537 | uintptr_t symaddr; |
596 | jermar | 538 | char *symbol; |
1780 | jermar | 539 | unative_t (*f)(void); |
1666 | palkovsky | 540 | #ifdef ia64 |
541 | struct { |
||
1780 | jermar | 542 | unative_t f; |
543 | unative_t gp; |
||
1666 | palkovsky | 544 | }fptr; |
545 | #endif |
||
596 | jermar | 546 | |
547 | symaddr = get_symbol_addr(argv->buffer); |
||
548 | if (!symaddr) |
||
549 | printf("Symbol %s not found.\n", argv->buffer); |
||
1780 | jermar | 550 | else if (symaddr == (uintptr_t) -1) { |
596 | jermar | 551 | symtab_print_search(argv->buffer); |
552 | printf("Duplicate symbol, be more specific.\n"); |
||
553 | } else { |
||
554 | symbol = get_symtab_entry(symaddr); |
||
1780 | jermar | 555 | printf("Calling f(): %.*p: %s\n", sizeof(uintptr_t) * 2, symaddr, symbol); |
1666 | palkovsky | 556 | #ifdef ia64 |
557 | fptr.f = symaddr; |
||
1780 | jermar | 558 | fptr.gp = ((unative_t *)cmd_call2)[1]; |
559 | f = (unative_t (*)(void)) &fptr; |
||
1666 | palkovsky | 560 | #else |
1780 | jermar | 561 | f = (unative_t (*)(void)) symaddr; |
1666 | palkovsky | 562 | #endif |
1224 | cejka | 563 | printf("Result: %#zx\n", f()); |
596 | jermar | 564 | } |
565 | |||
566 | return 1; |
||
567 | } |
||
568 | |||
569 | /** Call function with one parameter */ |
||
570 | int cmd_call1(cmd_arg_t *argv) |
||
571 | { |
||
1780 | jermar | 572 | uintptr_t symaddr; |
596 | jermar | 573 | char *symbol; |
1780 | jermar | 574 | unative_t (*f)(unative_t,...); |
575 | unative_t arg1 = argv[1].intval; |
||
1666 | palkovsky | 576 | #ifdef ia64 |
577 | struct { |
||
1780 | jermar | 578 | unative_t f; |
579 | unative_t gp; |
||
1666 | palkovsky | 580 | }fptr; |
581 | #endif |
||
596 | jermar | 582 | |
583 | symaddr = get_symbol_addr(argv->buffer); |
||
584 | if (!symaddr) |
||
585 | printf("Symbol %s not found.\n", argv->buffer); |
||
1780 | jermar | 586 | else if (symaddr == (uintptr_t) -1) { |
596 | jermar | 587 | symtab_print_search(argv->buffer); |
588 | printf("Duplicate symbol, be more specific.\n"); |
||
589 | } else { |
||
590 | symbol = get_symtab_entry(symaddr); |
||
1666 | palkovsky | 591 | |
1780 | jermar | 592 | printf("Calling f(%#zx): %.*p: %s\n", arg1, sizeof(uintptr_t) * 2, symaddr, symbol); |
1666 | palkovsky | 593 | #ifdef ia64 |
594 | fptr.f = symaddr; |
||
1780 | jermar | 595 | fptr.gp = ((unative_t *)cmd_call2)[1]; |
596 | f = (unative_t (*)(unative_t,...)) &fptr; |
||
1666 | palkovsky | 597 | #else |
1780 | jermar | 598 | f = (unative_t (*)(unative_t,...)) symaddr; |
1666 | palkovsky | 599 | #endif |
1224 | cejka | 600 | printf("Result: %#zx\n", f(arg1)); |
596 | jermar | 601 | } |
602 | |||
603 | return 1; |
||
604 | } |
||
605 | |||
606 | /** Call function with two parameters */ |
||
607 | int cmd_call2(cmd_arg_t *argv) |
||
608 | { |
||
1780 | jermar | 609 | uintptr_t symaddr; |
596 | jermar | 610 | char *symbol; |
1780 | jermar | 611 | unative_t (*f)(unative_t,unative_t,...); |
612 | unative_t arg1 = argv[1].intval; |
||
613 | unative_t arg2 = argv[2].intval; |
||
1666 | palkovsky | 614 | #ifdef ia64 |
615 | struct { |
||
1780 | jermar | 616 | unative_t f; |
617 | unative_t gp; |
||
1666 | palkovsky | 618 | }fptr; |
619 | #endif |
||
596 | jermar | 620 | |
621 | symaddr = get_symbol_addr(argv->buffer); |
||
622 | if (!symaddr) |
||
623 | printf("Symbol %s not found.\n", argv->buffer); |
||
1780 | jermar | 624 | else if (symaddr == (uintptr_t) -1) { |
596 | jermar | 625 | symtab_print_search(argv->buffer); |
626 | printf("Duplicate symbol, be more specific.\n"); |
||
627 | } else { |
||
628 | symbol = get_symtab_entry(symaddr); |
||
1224 | cejka | 629 | printf("Calling f(0x%zx,0x%zx): %.*p: %s\n", |
1780 | jermar | 630 | arg1, arg2, sizeof(uintptr_t) * 2, symaddr, symbol); |
1666 | palkovsky | 631 | #ifdef ia64 |
632 | fptr.f = symaddr; |
||
1780 | jermar | 633 | fptr.gp = ((unative_t *)cmd_call2)[1]; |
634 | f = (unative_t (*)(unative_t,unative_t,...)) &fptr; |
||
1666 | palkovsky | 635 | #else |
1780 | jermar | 636 | f = (unative_t (*)(unative_t,unative_t,...)) symaddr; |
1666 | palkovsky | 637 | #endif |
1224 | cejka | 638 | printf("Result: %#zx\n", f(arg1, arg2)); |
596 | jermar | 639 | } |
640 | |||
641 | return 1; |
||
642 | } |
||
643 | |||
644 | /** Call function with three parameters */ |
||
645 | int cmd_call3(cmd_arg_t *argv) |
||
646 | { |
||
1780 | jermar | 647 | uintptr_t symaddr; |
596 | jermar | 648 | char *symbol; |
1780 | jermar | 649 | unative_t (*f)(unative_t,unative_t,unative_t,...); |
650 | unative_t arg1 = argv[1].intval; |
||
651 | unative_t arg2 = argv[2].intval; |
||
652 | unative_t arg3 = argv[3].intval; |
||
1666 | palkovsky | 653 | #ifdef ia64 |
654 | struct { |
||
1780 | jermar | 655 | unative_t f; |
656 | unative_t gp; |
||
1666 | palkovsky | 657 | }fptr; |
658 | #endif |
||
596 | jermar | 659 | |
660 | symaddr = get_symbol_addr(argv->buffer); |
||
661 | if (!symaddr) |
||
662 | printf("Symbol %s not found.\n", argv->buffer); |
||
1780 | jermar | 663 | else if (symaddr == (uintptr_t) -1) { |
596 | jermar | 664 | symtab_print_search(argv->buffer); |
665 | printf("Duplicate symbol, be more specific.\n"); |
||
666 | } else { |
||
667 | symbol = get_symtab_entry(symaddr); |
||
1224 | cejka | 668 | printf("Calling f(0x%zx,0x%zx, 0x%zx): %.*p: %s\n", |
1780 | jermar | 669 | arg1, arg2, arg3, sizeof(uintptr_t) * 2, symaddr, symbol); |
1666 | palkovsky | 670 | #ifdef ia64 |
671 | fptr.f = symaddr; |
||
1780 | jermar | 672 | fptr.gp = ((unative_t *)cmd_call2)[1]; |
673 | f = (unative_t (*)(unative_t,unative_t,unative_t,...)) &fptr; |
||
1666 | palkovsky | 674 | #else |
1780 | jermar | 675 | f = (unative_t (*)(unative_t,unative_t,unative_t,...)) symaddr; |
1666 | palkovsky | 676 | #endif |
1224 | cejka | 677 | printf("Result: %#zx\n", f(arg1, arg2, arg3)); |
596 | jermar | 678 | } |
679 | |||
680 | return 1; |
||
681 | } |
||
682 | |||
683 | |||
684 | /** Print detailed description of 'describe' command. */ |
||
685 | void desc_help(void) |
||
686 | { |
||
687 | printf("Syntax: describe command_name\n"); |
||
688 | } |
||
689 | |||
690 | /** Halt the kernel. |
||
691 | * |
||
692 | * @param argv Argument vector (ignored). |
||
693 | * |
||
694 | * @return 0 on failure, 1 on success (never returns). |
||
695 | */ |
||
696 | int cmd_halt(cmd_arg_t *argv) |
||
697 | { |
||
698 | halt(); |
||
699 | return 1; |
||
700 | } |
||
701 | |||
702 | /** Command for printing TLB contents. |
||
703 | * |
||
704 | * @param argv Not used. |
||
705 | * |
||
706 | * @return Always returns 1. |
||
707 | */ |
||
673 | jermar | 708 | int cmd_tlb(cmd_arg_t *argv) |
596 | jermar | 709 | { |
710 | tlb_print(); |
||
711 | return 1; |
||
712 | } |
||
603 | palkovsky | 713 | |
714 | /** Write 4 byte value to address */ |
||
715 | int cmd_set4(cmd_arg_t *argv) |
||
716 | { |
||
1780 | jermar | 717 | uint32_t *addr ; |
718 | uint32_t arg1 = argv[1].intval; |
||
603 | palkovsky | 719 | bool pointer = false; |
720 | |||
721 | if (((char *)argv->buffer)[0] == '*') { |
||
1780 | jermar | 722 | addr = (uint32_t *) get_symbol_addr(argv->buffer+1); |
603 | palkovsky | 723 | pointer = true; |
724 | } else if (((char *)argv->buffer)[0] >= '0' && |
||
725 | ((char *)argv->buffer)[0] <= '9') |
||
1780 | jermar | 726 | addr = (uint32_t *)atoi((char *)argv->buffer); |
603 | palkovsky | 727 | else |
1780 | jermar | 728 | addr = (uint32_t *)get_symbol_addr(argv->buffer); |
603 | palkovsky | 729 | |
730 | if (!addr) |
||
731 | printf("Symbol %s not found.\n", argv->buffer); |
||
1780 | jermar | 732 | else if (addr == (uint32_t *) -1) { |
603 | palkovsky | 733 | symtab_print_search(argv->buffer); |
734 | printf("Duplicate symbol, be more specific.\n"); |
||
735 | } else { |
||
736 | if (pointer) |
||
1780 | jermar | 737 | addr = (uint32_t *)(*(unative_t *)addr); |
738 | printf("Writing 0x%x -> %.*p\n", arg1, sizeof(uintptr_t) * 2, addr); |
||
603 | palkovsky | 739 | *addr = arg1; |
740 | |||
741 | } |
||
742 | |||
743 | return 1; |
||
744 | } |
||
668 | bondari | 745 | |
759 | palkovsky | 746 | /** Command for listings SLAB caches |
747 | * |
||
748 | * @param argv Ignores |
||
749 | * |
||
750 | * @return Always 1 |
||
751 | */ |
||
752 | int cmd_slabs(cmd_arg_t * argv) { |
||
753 | slab_print_list(); |
||
754 | return 1; |
||
755 | } |
||
756 | |||
777 | palkovsky | 757 | |
775 | palkovsky | 758 | /** Command for listings Thread information |
759 | * |
||
760 | * @param argv Ignores |
||
761 | * |
||
762 | * @return Always 1 |
||
763 | */ |
||
777 | palkovsky | 764 | int cmd_threads(cmd_arg_t * argv) { |
765 | thread_print_list(); |
||
766 | return 1; |
||
767 | } |
||
768 | |||
1060 | palkovsky | 769 | /** Command for listings Task information |
770 | * |
||
771 | * @param argv Ignores |
||
772 | * |
||
773 | * @return Always 1 |
||
774 | */ |
||
775 | int cmd_tasks(cmd_arg_t * argv) { |
||
776 | task_print_list(); |
||
777 | return 1; |
||
778 | } |
||
779 | |||
777 | palkovsky | 780 | /** Command for listings Thread information |
781 | * |
||
782 | * @param argv Ignores |
||
783 | * |
||
784 | * @return Always 1 |
||
785 | */ |
||
775 | palkovsky | 786 | int cmd_sched(cmd_arg_t * argv) { |
787 | sched_print_list(); |
||
788 | return 1; |
||
789 | } |
||
790 | |||
677 | bondari | 791 | /** Command for listing memory zones |
792 | * |
||
793 | * @param argv Ignored |
||
794 | * |
||
795 | * return Always 1 |
||
796 | */ |
||
668 | bondari | 797 | int cmd_zones(cmd_arg_t * argv) { |
676 | bondari | 798 | zone_print_list(); |
668 | bondari | 799 | return 1; |
800 | } |
||
673 | jermar | 801 | |
677 | bondari | 802 | /** Command for memory zone details |
803 | * |
||
804 | * @param argv Integer argument from cmdline expected |
||
805 | * |
||
806 | * return Always 1 |
||
807 | */ |
||
668 | bondari | 808 | int cmd_zone(cmd_arg_t * argv) { |
676 | bondari | 809 | zone_print_one(argv[0].intval); |
668 | bondari | 810 | return 1; |
811 | } |
||
812 | |||
1573 | palkovsky | 813 | /** Command for printing task ipc details |
814 | * |
||
815 | * @param argv Integer argument from cmdline expected |
||
816 | * |
||
817 | * return Always 1 |
||
818 | */ |
||
819 | int cmd_ipc_task(cmd_arg_t * argv) { |
||
820 | ipc_print_task(argv[0].intval); |
||
821 | return 1; |
||
822 | } |
||
823 | |||
824 | |||
673 | jermar | 825 | /** Command for listing processors. |
826 | * |
||
827 | * @param argv Ignored. |
||
828 | * |
||
829 | * return Always 1. |
||
830 | */ |
||
831 | int cmd_cpus(cmd_arg_t *argv) |
||
832 | { |
||
833 | cpu_list(); |
||
834 | return 1; |
||
835 | } |
||
836 | |||
837 | /** Command for printing kernel version. |
||
838 | * |
||
839 | * @param argv Ignored. |
||
840 | * |
||
841 | * return Always 1. |
||
842 | */ |
||
843 | int cmd_version(cmd_arg_t *argv) |
||
844 | { |
||
845 | version_print(); |
||
846 | return 1; |
||
847 | } |
||
1474 | palkovsky | 848 | |
849 | /** Command for returning console back to userspace. |
||
850 | * |
||
851 | * @param argv Ignored. |
||
852 | * |
||
853 | * return Always 1. |
||
854 | */ |
||
855 | int cmd_continue(cmd_arg_t *argv) |
||
856 | { |
||
1695 | jermar | 857 | printf("The kernel will now relinquish the console.\n"); |
858 | printf("Use userspace controls to redraw the screen.\n"); |
||
1474 | palkovsky | 859 | arch_release_console(); |
860 | return 1; |
||
861 | } |
||
1702 | cejka | 862 | |
2020 | decky | 863 | #ifdef CONFIG_TEST |
2019 | decky | 864 | /** Command for printing kernel tests list. |
865 | * |
||
866 | * @param argv Ignored. |
||
867 | * |
||
868 | * return Always 1. |
||
869 | */ |
||
870 | int cmd_tests(cmd_arg_t *argv) |
||
871 | { |
||
872 | test_t *test; |
||
873 | |||
874 | for (test = tests; test->name != NULL; test++) |
||
2020 | decky | 875 | printf("%s\t\t%s%s\n", test->name, test->desc, (test->safe ? "" : " (unsafe)")); |
2019 | decky | 876 | |
2020 | decky | 877 | printf("*\t\tRun all safe tests\n"); |
2019 | decky | 878 | return 1; |
879 | } |
||
880 | |||
2042 | decky | 881 | static bool run_test(const test_t *test) |
2027 | decky | 882 | { |
2042 | decky | 883 | printf("%s\t\t%s\n", test->name, test->desc); |
2030 | decky | 884 | |
885 | /* Update and read thread accounting |
||
886 | for benchmarking */ |
||
887 | ipl_t ipl = interrupts_disable(); |
||
2039 | decky | 888 | spinlock_lock(&TASK->lock); |
889 | uint64_t t0 = task_get_accounting(TASK); |
||
890 | spinlock_unlock(&TASK->lock); |
||
2030 | decky | 891 | interrupts_restore(ipl); |
892 | |||
893 | /* Execute the test */ |
||
2050 | decky | 894 | char * ret = test->entry(false); |
2030 | decky | 895 | |
896 | /* Update and read thread accounting */ |
||
897 | ipl = interrupts_disable(); |
||
2039 | decky | 898 | spinlock_lock(&TASK->lock); |
899 | uint64_t dt = task_get_accounting(TASK) - t0; |
||
900 | spinlock_unlock(&TASK->lock); |
||
2030 | decky | 901 | interrupts_restore(ipl); |
902 | |||
2050 | decky | 903 | uint64_t cycles; |
904 | char suffix; |
||
905 | order(dt, &cycles, &suffix); |
||
906 | |||
907 | printf("Time: %llu%c cycles\n", cycles, suffix); |
||
2027 | decky | 908 | |
909 | if (ret == NULL) { |
||
910 | printf("Test passed\n"); |
||
2042 | decky | 911 | return true; |
2027 | decky | 912 | } |
913 | |||
914 | printf("%s\n", ret); |
||
2042 | decky | 915 | return false; |
2027 | decky | 916 | } |
917 | |||
2050 | decky | 918 | static bool run_bench(const test_t *test, const uint32_t cnt) |
919 | { |
||
920 | uint32_t i; |
||
921 | bool ret = true; |
||
922 | uint64_t cycles; |
||
923 | char suffix; |
||
924 | |||
925 | if (cnt < 1) |
||
926 | return true; |
||
927 | |||
928 | uint64_t *data = malloc(sizeof(uint64_t) * cnt, 0); |
||
929 | if (data == NULL) { |
||
930 | printf("Error allocating memory for statistics\n"); |
||
931 | return false; |
||
932 | } |
||
933 | |||
934 | for (i = 0; i < cnt; i++) { |
||
935 | printf("%s (%d/%d) ... ", test->name, i + 1, cnt); |
||
936 | |||
937 | /* Update and read thread accounting |
||
938 | for benchmarking */ |
||
939 | ipl_t ipl = interrupts_disable(); |
||
940 | spinlock_lock(&TASK->lock); |
||
941 | uint64_t t0 = task_get_accounting(TASK); |
||
942 | spinlock_unlock(&TASK->lock); |
||
943 | interrupts_restore(ipl); |
||
944 | |||
945 | /* Execute the test */ |
||
946 | char * ret = test->entry(true); |
||
947 | |||
948 | /* Update and read thread accounting */ |
||
949 | ipl = interrupts_disable(); |
||
950 | spinlock_lock(&TASK->lock); |
||
951 | uint64_t dt = task_get_accounting(TASK) - t0; |
||
952 | spinlock_unlock(&TASK->lock); |
||
953 | interrupts_restore(ipl); |
||
954 | |||
955 | if (ret != NULL) { |
||
956 | printf("%s\n", ret); |
||
957 | ret = false; |
||
958 | break; |
||
959 | } |
||
960 | |||
961 | data[i] = dt; |
||
962 | order(dt, &cycles, &suffix); |
||
963 | printf("OK (%llu%c cycles)\n", cycles, suffix); |
||
964 | } |
||
965 | |||
966 | if (ret) { |
||
967 | printf("\n"); |
||
968 | |||
969 | uint64_t sum = 0; |
||
970 | |||
971 | for (i = 0; i < cnt; i++) { |
||
972 | sum += data[i]; |
||
973 | } |
||
974 | |||
975 | order(sum / (uint64_t) cnt, &cycles, &suffix); |
||
976 | printf("Average\t\t%llu%c\n", cycles, suffix); |
||
977 | } |
||
978 | |||
979 | free(data); |
||
980 | |||
981 | return ret; |
||
982 | } |
||
983 | |||
2019 | decky | 984 | /** Command for returning kernel tests |
985 | * |
||
986 | * @param argv Argument vector. |
||
987 | * |
||
988 | * return Always 1. |
||
989 | */ |
||
990 | int cmd_test(cmd_arg_t *argv) |
||
991 | { |
||
992 | test_t *test; |
||
993 | |||
2020 | decky | 994 | if (strcmp(argv->buffer, "*") == 0) { |
995 | for (test = tests; test->name != NULL; test++) { |
||
996 | if (test->safe) { |
||
2027 | decky | 997 | printf("\n"); |
998 | if (!run_test(test)) |
||
999 | break; |
||
2020 | decky | 1000 | } |
2019 | decky | 1001 | } |
2020 | decky | 1002 | } else { |
1003 | bool fnd = false; |
||
1004 | |||
1005 | for (test = tests; test->name != NULL; test++) { |
||
1006 | if (strcmp(test->name, argv->buffer) == 0) { |
||
1007 | fnd = true; |
||
2027 | decky | 1008 | run_test(test); |
2020 | decky | 1009 | break; |
1010 | } |
||
1011 | } |
||
1012 | |||
1013 | if (!fnd) |
||
2027 | decky | 1014 | printf("Unknown test\n"); |
2019 | decky | 1015 | } |
1016 | |||
1017 | return 1; |
||
1018 | } |
||
2050 | decky | 1019 | |
1020 | /** Command for returning kernel tests as benchmarks |
||
1021 | * |
||
1022 | * @param argv Argument vector. |
||
1023 | * |
||
1024 | * return Always 1. |
||
1025 | */ |
||
1026 | int cmd_bench(cmd_arg_t *argv) |
||
1027 | { |
||
1028 | test_t *test; |
||
1029 | uint32_t cnt = argv[1].intval; |
||
1030 | |||
1031 | bool fnd = false; |
||
1032 | |||
1033 | for (test = tests; test->name != NULL; test++) { |
||
1034 | if (strcmp(test->name, argv->buffer) == 0) { |
||
1035 | fnd = true; |
||
2051 | decky | 1036 | |
1037 | if (test->safe) |
||
1038 | run_bench(test, cnt); |
||
1039 | else |
||
1040 | printf("Unsafe test\n"); |
||
1041 | |||
2050 | decky | 1042 | break; |
1043 | } |
||
1044 | } |
||
1045 | |||
1046 | if (!fnd) |
||
1047 | printf("Unknown test\n"); |
||
1048 | |||
1049 | return 1; |
||
1050 | } |
||
1051 | |||
2020 | decky | 1052 | #endif |
2019 | decky | 1053 | |
1888 | jermar | 1054 | /** @} |
1702 | cejka | 1055 | */ |