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#ifndef early_mapping
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#ifndef early_mapping
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#define early_mapping(stack, size)
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#define early_mapping(stack, size)
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#endif /* early_mapping */
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#endif /* early_mapping */
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/*
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/**
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 * For each possible kernel stack, structure
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 * For each possible kernel stack, structure
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 * of the following type will be placed at
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 * of the following type will be placed at
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 * the bottom of the stack.
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 * the bottom of the stack.
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 */
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 */
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struct the {
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struct the {
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    int preemption_disabled;
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    int preemption_disabled;    /**< Preemption disabled counter. */
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    thread_t *thread;       /* current thread */
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    thread_t *thread;       /**< Current thread. */
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    task_t *task;           /* current task */
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    task_t *task;           /**< Current task. */
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    cpu_t *cpu;         /* executing cpu */
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    cpu_t *cpu;         /**< Executing cpu. */
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    vm_t *vm;           /* current vm */
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    vm_t *vm;           /**< Current vm. */
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};
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};
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#define THE     ((the_t *)(get_stack_base()))  
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#define THE     ((the_t *)(get_stack_base()))  
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extern void the_initialize(the_t *the);
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extern void the_initialize(the_t *the);
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extern void arch_pre_mm_init(void);
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extern void arch_pre_mm_init(void);
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extern void arch_post_mm_init(void);
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extern void arch_post_mm_init(void);
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extern void arch_late_init(void);
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extern void arch_late_init(void);
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extern void calibrate_delay_loop(void);
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extern void calibrate_delay_loop(void);
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extern pri_t cpu_priority_high(void);
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extern ipl_t interrupts_disable(void);
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extern pri_t cpu_priority_low(void);
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extern ipl_t interrupts_enable(void);
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extern void cpu_priority_restore(pri_t pri);
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extern void interrupts_restore(ipl_t ipl);
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extern pri_t cpu_priority_read(void);
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extern ipl_t interrupts_read(void);
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#endif
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#endif