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@@ -46,19 +46,21 @@ void smp_init()
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ipi_regiserIPI(0xc8, NULL, &ipi_0xc8_handler, NULL, NULL, "IPI 0xc8");
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ipi_send_IPI(DEST_PHYSICAL, IDLE, ICR_LEVEL_DE_ASSERT, EDGE_TRIGGER, 0x00, ICR_INIT, ICR_ALL_EXCLUDE_Self, true, 0x00);
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-
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+ kdebug("total_processor_num=%d", total_processor_num);
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for (int i = 1; i < total_processor_num; ++i) // i从1开始,不初始化bsp
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{
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if (proc_local_apic_structs[i]->ACPI_Processor_UID == 0)
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--total_processor_num;
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if (proc_local_apic_structs[i]->local_apic_id > total_processor_num)
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- continue;
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+ {
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+ --total_processor_num;
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+ continue;}
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+ kdebug("[core %d] acpi processor UID=%d, APIC ID=%d, flags=%#010lx", i, proc_local_apic_structs[i]->ACPI_Processor_UID, proc_local_apic_structs[i]->local_apic_id, proc_local_apic_structs[i]->flags);
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spin_lock(&multi_core_starting_lock);
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preempt_enable(); // 由于ap处理器的pcb与bsp的不同,因此ap处理器放锁时,bsp的自旋锁持有计数不会发生改变,需要手动恢复preempt count
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current_starting_cpu = proc_local_apic_structs[i]->local_apic_id;
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- kdebug("[core %d] acpi processor UID=%d, APIC ID=%d, flags=%#010lx", i, proc_local_apic_structs[i]->ACPI_Processor_UID, proc_local_apic_structs[i]->local_apic_id, proc_local_apic_structs[i]->flags);
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// 为每个AP处理器分配栈空间
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cpu_core_info[current_starting_cpu].stack_start = (uint64_t)kmalloc(STACK_SIZE, 0) + STACK_SIZE;
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@@ -154,7 +156,7 @@ void smp_ap_start()
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spin_unlock(&multi_core_starting_lock);
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preempt_disable();// 由于ap处理器的pcb与bsp的不同,因此ap处理器放锁时,需要手动恢复preempt count
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sti();
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-
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+ kdebug("1212221212");
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while (1)
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hlt();
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