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#include <synch/spinlock.h>
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#include <synch/spinlock.h>
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#include <arch.h>
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#include <arch.h>
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#include <panic.h>
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#include <panic.h>
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#include <adt/list.h>
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#include <adt/list.h>
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#include <ipc/ipc.h>
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#include <memstr.h>
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SPINLOCK_INITIALIZE(tasks_lock);
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SPINLOCK_INITIALIZE(tasks_lock);
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LIST_INITIALIZE(tasks_head);
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LIST_INITIALIZE(tasks_head);
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/** Initialize tasks
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/** Initialize tasks
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    spinlock_initialize(&ta->lock, "task_ta_lock");
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    spinlock_initialize(&ta->lock, "task_ta_lock");
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    list_initialize(&ta->th_head);
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    list_initialize(&ta->th_head);
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    list_initialize(&ta->tasks_link);
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    list_initialize(&ta->tasks_link);
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    ta->as = as;
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    ta->as = as;
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    ipc_answerbox_init(&ta->answerbox);
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    memsetb((__address)&ta->phones, sizeof(ta->phones[0])*IPC_MAX_PHONES, 0);
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    if (ipc_central_box)
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        ipc_phone_init(&ta->phones[0], ipc_central_box);
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    ipl = interrupts_disable();
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    ipl = interrupts_disable();
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    spinlock_lock(&tasks_lock);
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    spinlock_lock(&tasks_lock);
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    list_append(&ta->tasks_link, &tasks_head);
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    list_append(&ta->tasks_link, &tasks_head);
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    spinlock_unlock(&tasks_lock);
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    spinlock_unlock(&tasks_lock);