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| Rev 3153 | Rev 3191 | ||
|---|---|---|---|
| Line 129... | Line 129... | ||
| 129 | 129 | ||
| 130 | #define CONFIG_STACK_SIZE ((1 << STACK_FRAMES) * STACK_SIZE) |
130 | #define CONFIG_STACK_SIZE ((1 << STACK_FRAMES) * STACK_SIZE) |
| 131 | 131 | ||
| 132 | /** Main kernel routine for bootstrap CPU. |
132 | /** Main kernel routine for bootstrap CPU. |
| 133 | * |
133 | * |
| 134 | * Initializes the kernel by bootstrap CPU. |
134 | * The code here still runs on the boot stack, which knows nothing about |
| 135 | * This function passes control directly to |
135 | * preemption counts. Because of that, this function cannot directly call |
| - | 136 | * functions that disable or enable preemption (e.g. spinlock_lock()). The |
|
| - | 137 | * primary task of this function is to calculate address of a new stack and |
|
| 136 | * main_bsp_separated_stack(). |
138 | * switch to it. |
| 137 | * |
139 | * |
| 138 | * Assuming interrupts_disable(). |
140 | * Assuming interrupts_disable(). |
| 139 | * |
141 | * |
| 140 | */ |
142 | */ |
| 141 | void main_bsp(void) |
143 | void main_bsp(void) |
| 142 | { |
144 | { |
| 143 | LOG(); |
- | |
| 144 | - | ||
| 145 | config.cpu_count = 1; |
145 | config.cpu_count = 1; |
| 146 | config.cpu_active = 1; |
146 | config.cpu_active = 1; |
| 147 | 147 | ||
| 148 | config.base = hardcoded_load_address; |
148 | config.base = hardcoded_load_address; |
| 149 | config.kernel_size = ALIGN_UP(hardcoded_ktext_size + |
149 | config.kernel_size = ALIGN_UP(hardcoded_ktext_size + |
| Line 171... | Line 171... | ||
| 171 | } |
171 | } |
| 172 | 172 | ||
| 173 | if (config.stack_base < stack_safe) |
173 | if (config.stack_base < stack_safe) |
| 174 | config.stack_base = ALIGN_UP(stack_safe, PAGE_SIZE); |
174 | config.stack_base = ALIGN_UP(stack_safe, PAGE_SIZE); |
| 175 | 175 | ||
| 176 | version_print(); |
- | |
| 177 | - | ||
| 178 | LOG("\nconfig.base=%#" PRIp " config.kernel_size=%" PRIs |
- | |
| 179 | "\nconfig.stack_base=%#" PRIp " config.stack_size=%" PRIs, |
- | |
| 180 | config.base, config.kernel_size, |
- | |
| 181 | config.stack_base, config.stack_size); |
- | |
| 182 | - | ||
| 183 | context_save(&ctx); |
176 | context_save(&ctx); |
| 184 | context_set(&ctx, FADDR(main_bsp_separated_stack), config.stack_base, |
177 | context_set(&ctx, FADDR(main_bsp_separated_stack), config.stack_base, |
| 185 | THREAD_STACK_SIZE); |
178 | THREAD_STACK_SIZE); |
| 186 | context_restore(&ctx); |
179 | context_restore(&ctx); |
| 187 | /* not reached */ |
180 | /* not reached */ |
| Line 193... | Line 186... | ||
| 193 | * Second part of main_bsp(). |
186 | * Second part of main_bsp(). |
| 194 | * |
187 | * |
| 195 | */ |
188 | */ |
| 196 | void main_bsp_separated_stack(void) |
189 | void main_bsp_separated_stack(void) |
| 197 | { |
190 | { |
| - | 191 | /* Keep this the first thing. */ |
|
| - | 192 | the_initialize(THE); |
|
| - | 193 | ||
| 198 | LOG(); |
194 | LOG(); |
| 199 | 195 | ||
| 200 | the_initialize(THE); |
196 | version_print(); |
| - | 197 | ||
| - | 198 | LOG("\nconfig.base=%#" PRIp " config.kernel_size=%" PRIs |
|
| - | 199 | "\nconfig.stack_base=%#" PRIp " config.stack_size=%" PRIs, |
|
| - | 200 | config.base, config.kernel_size, config.stack_base, |
|
| - | 201 | config.stack_size); |
|
| - | 202 | ||
| 201 | 203 | ||
| 202 | /* |
204 | /* |
| 203 | * kconsole data structures must be initialized very early |
205 | * kconsole data structures must be initialized very early |
| 204 | * because other subsystems will register their respective |
206 | * because other subsystems will register their respective |
| 205 | * commands. |
207 | * commands. |
| Line 247... | Line 249... | ||
| 247 | LOG_EXEC(futex_init()); |
249 | LOG_EXEC(futex_init()); |
| 248 | 250 | ||
| 249 | if (init.cnt > 0) { |
251 | if (init.cnt > 0) { |
| 250 | count_t i; |
252 | count_t i; |
| 251 | for (i = 0; i < init.cnt; i++) |
253 | for (i = 0; i < init.cnt; i++) |
| 252 | printf("init[%" PRIc "].addr=%#" PRIp |
254 | printf("init[%" PRIc "].addr=%#" PRIp ", init[%" PRIc |
| 253 | ", init[%" PRIc "].size=%#" PRIs "\n", |
- | |
| 254 | i, init.tasks[i].addr, |
255 | "].size=%#" PRIs "\n", i, init.tasks[i].addr, |
| 255 | i, init.tasks[i].size); |
256 | i, init.tasks[i].size); |
| 256 | } else |
257 | } else |
| 257 | printf("No init binaries found\n"); |
258 | printf("No init binaries found\n"); |
| 258 | 259 | ||
| 259 | LOG_EXEC(ipc_init()); |
260 | LOG_EXEC(ipc_init()); |
| 260 | LOG_EXEC(klog_init()); |
261 | LOG_EXEC(klog_init()); |
| Line 267... | Line 268... | ||
| 267 | panic("Can't create kernel task\n"); |
268 | panic("Can't create kernel task\n"); |
| 268 | 269 | ||
| 269 | /* |
270 | /* |
| 270 | * Create the first thread. |
271 | * Create the first thread. |
| 271 | */ |
272 | */ |
| 272 | thread_t *kinit_thread = thread_create(kinit, NULL, kernel, 0, "kinit", true); |
273 | thread_t *kinit_thread = thread_create(kinit, NULL, kernel, 0, "kinit", |
| - | 274 | true); |
|
| 273 | if (!kinit_thread) |
275 | if (!kinit_thread) |
| 274 | panic("Can't create kinit thread\n"); |
276 | panic("Can't create kinit thread\n"); |
| 275 | LOG_EXEC(thread_ready(kinit_thread)); |
277 | LOG_EXEC(thread_ready(kinit_thread)); |
| 276 | 278 | ||
| 277 | /* |
279 | /* |