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#include <arch.h>
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#include <arch.h>
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#include <preemption.h>
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#include <preemption.h>
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#include <print.h>
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#include <print.h>
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#include <debug.h>
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#include <debug.h>
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#ifdef __SMP__
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#ifdef CONFIG_SMP
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/** Initialize spinlock
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/** Initialize spinlock
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 *
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 *
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 * Initialize spinlock.
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 * Initialize spinlock.
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 *
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 *
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void spinlock_initialize(spinlock_t *sl)
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void spinlock_initialize(spinlock_t *sl)
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{
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{
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    sl->val = 0;
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    sl->val = 0;
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}
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}
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#ifdef DEBUG_SPINLOCK
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#ifdef CONFIG_DEBUG_SPINLOCK
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/** Lock spinlock
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/** Lock spinlock
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 *
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 *
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 * Lock spinlock.
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 * Lock spinlock.
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 * This version has limitted ability to report
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 * This version has limitted ability to report
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 * possible occurence of deadlock.
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 * possible occurence of deadlock.