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Line 76... Line 76...
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#include <arch.h>
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#include <arch.h>
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#include <arch/faddr.h>
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#include <arch/faddr.h>
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#include <ipc/ipc.h>
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#include <ipc/ipc.h>
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#include <macros.h>
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#include <macros.h>
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#include <adt/btree.h>
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#include <adt/btree.h>
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#include <console/klog.h>
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#include <smp/smp.h>
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#include <smp/smp.h>
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#include <ddi/ddi.h>
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#include <ddi/ddi.h>
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/** Global configuration structure. */
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/** Global configuration structure. */
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config_t config;
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config_t config;
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 * Assuming interrupts_disable().
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 * Assuming interrupts_disable().
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 *
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 *
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 */
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 */
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void main_bsp(void)
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void main_bsp(void)
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{
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{
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    LOG();
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    config.cpu_count = 1;
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    config.cpu_count = 1;
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    config.cpu_active = 1;
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    config.cpu_active = 1;
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    config.base = hardcoded_load_address;
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    config.base = hardcoded_load_address;
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    config.kernel_size = ALIGN_UP(hardcoded_ktext_size +
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    config.kernel_size = ALIGN_UP(hardcoded_ktext_size +
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    }
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    }
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    if (config.stack_base < stack_safe)
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    if (config.stack_base < stack_safe)
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        config.stack_base = ALIGN_UP(stack_safe, PAGE_SIZE);
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        config.stack_base = ALIGN_UP(stack_safe, PAGE_SIZE);
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    version_print();
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    LOG("\nconfig.base=%#" PRIp " config.kernel_size=%" PRIs
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        "\nconfig.stack_base=%#" PRIp " config.stack_size=%" PRIs,
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        config.base, config.kernel_size,
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        config.stack_base, config.stack_size);
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    context_save(&ctx);
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    context_save(&ctx);
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    context_set(&ctx, FADDR(main_bsp_separated_stack), config.stack_base,
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    context_set(&ctx, FADDR(main_bsp_separated_stack), config.stack_base,
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        THREAD_STACK_SIZE);
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        THREAD_STACK_SIZE);
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    context_restore(&ctx);
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    context_restore(&ctx);
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    /* not reached */
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    /* not reached */
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 * Second part of main_bsp().
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 * Second part of main_bsp().
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 *
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 *
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 */
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 */
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void main_bsp_separated_stack(void)
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void main_bsp_separated_stack(void)
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{
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{
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    task_t *k;
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    thread_t *t;
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    count_t i;
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    LOG();
192
   
198
   
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    the_initialize(THE);
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    the_initialize(THE);
194
 
200
 
195
    /*
201
    /*
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     * kconsole data structures must be initialized very early
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     * kconsole data structures must be initialized very early
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     * because other subsystems will register their respective
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     * because other subsystems will register their respective
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     * commands.
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     * commands.
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     */
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     */
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    kconsole_init();
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    LOG_EXEC(kconsole_init());
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    /*
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    /*
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     * Exception handler initialization, before architecture
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     * Exception handler initialization, before architecture
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     * starts adding its own handlers
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     * starts adding its own handlers
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     */
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     */
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    exc_init();
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    LOG_EXEC(exc_init());
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213
 
208
    /*
214
    /*
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     * Memory management subsystems initialization.
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     * Memory management subsystems initialization.
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     */
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     */
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    arch_pre_mm_init();
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    LOG_EXEC(arch_pre_mm_init());
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    frame_init();      
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    LOG_EXEC(frame_init());
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    /* Initialize at least 1 memory segment big enough for slab to work. */
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    slab_cache_init();
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    btree_init();
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    as_init();
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    page_init();
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    tlb_init();
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    ddi_init();
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    tasklet_init();
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    arch_post_mm_init();
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    /* Initialize at least 1 memory segment big enough for slab to work. */
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    LOG_EXEC(slab_cache_init());
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    LOG_EXEC(btree_init());
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    version_print();
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    LOG_EXEC(as_init());
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    printf("kernel: %.*p hardcoded_ktext_size=%zd KB, "
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    LOG_EXEC(page_init());
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    LOG_EXEC(tlb_init());
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        "hardcoded_kdata_size=%zd KB\n", sizeof(uintptr_t) * 2,
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    LOG_EXEC(ddi_init());
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        config.base, SIZE2KB(hardcoded_ktext_size),
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    LOG_EXEC(tasklet_init());
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        SIZE2KB(hardcoded_kdata_size));
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    LOG_EXEC(arch_post_mm_init());
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    printf("stack:  %.*p size=%zd KB\n", sizeof(uintptr_t) * 2,
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    LOG_EXEC(arch_pre_smp_init());
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        config.stack_base, SIZE2KB(config.stack_size));
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    LOG_EXEC(smp_init());
230
   
231
   
231
    arch_pre_smp_init();
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232
    smp_init();
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    /* Slab must be initialized after we know the number of processors. */
232
    /* Slab must be initialized after we know the number of processors. */
234
    slab_enable_cpucache();
233
    LOG_EXEC(slab_enable_cpucache());
235
   
234
   
236
    printf("Detected %zu CPU(s), %llu MB free memory\n",
235
    printf("Detected %" PRIc " CPU(s), %" PRIu64" MB free memory\n",
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        config.cpu_count, SIZE2MB(zone_total_size()));
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        config.cpu_count, SIZE2MB(zone_total_size()));
238
    cpu_init();
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239
   
237
   
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238
    LOG_EXEC(cpu_init());
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239
   
240
    calibrate_delay_loop();
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    LOG_EXEC(calibrate_delay_loop());
241
    clock_counter_init();
241
    LOG_EXEC(clock_counter_init());
242
    timeout_init();
242
    LOG_EXEC(timeout_init());
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    scheduler_init();
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    LOG_EXEC(scheduler_init());
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    task_init();
244
    LOG_EXEC(task_init());
245
    thread_init();
245
    LOG_EXEC(thread_init());
246
    futex_init();
246
    LOG_EXEC(futex_init());
247
    klog_init();
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248
   
247
   
249
    if (init.cnt > 0) {
248
    if (init.cnt > 0) {
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        count_t i;
250
        for (i = 0; i < init.cnt; i++)
250
        for (i = 0; i < init.cnt; i++)
251
            printf("init[%zd].addr=%.*p, init[%zd].size=%zd\n", i,
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            printf("init[%" PRIc "].addr=%#" PRIp
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                ", init[%" PRIc "].size=%#" PRIs "\n",
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                sizeof(uintptr_t) * 2, init.tasks[i].addr, i,
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                i, init.tasks[i].addr,
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                init.tasks[i].size);
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                i, init.tasks[i].size);
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    } else
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    } else
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        printf("No init binaries found\n");
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        printf("No init binaries found\n");
256
   
257
   
257
    ipc_init();
258
    LOG_EXEC(ipc_init());
258
 
259
 
259
    /*
260
    /*
260
     * Create kernel task.
261
     * Create kernel task.
261
     */
262
     */
262
    k = task_create(AS_KERNEL, "kernel");
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    task_t *kernel = task_create(AS_KERNEL, "kernel");
263
    if (!k)
264
    if (!kernel)
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        panic("can't create kernel task\n");
265
        panic("Can't create kernel task\n");
265
   
266
   
266
    /*
267
    /*
267
     * Create the first thread.
268
     * Create the first thread.
268
     */
269
     */
269
    t = thread_create(kinit, NULL, k, 0, "kinit", true);
270
    thread_t *kinit_thread = thread_create(kinit, NULL, kernel, 0, "kinit", true);
270
    if (!t)
271
    if (!kinit_thread)
271
        panic("can't create kinit thread\n");
272
        panic("Can't create kinit thread\n");
272
    thread_ready(t);
273
    LOG_EXEC(thread_ready(kinit_thread));
273
   
274
   
274
    /*
275
    /*
275
     * This call to scheduler() will return to kinit,
276
     * This call to scheduler() will return to kinit,
276
     * starting the thread of kernel threads.
277
     * starting the thread of kernel threads.
277
     */
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     */