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 * @{
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 * @{
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 */
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 */
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/** @file
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/** @file
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 */
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 */
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#ifndef __FRAME_H__
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#ifndef KERN_FRAME_H_
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#define __FRAME_H__
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#define KERN_FRAME_H_
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#include <arch/types.h>
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#include <arch/types.h>
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#include <typedefs.h>
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#include <typedefs.h>
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#include <adt/list.h>
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#include <adt/list.h>
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#include <synch/spinlock.h>
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#include <synch/spinlock.h>
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#define FRAME_KA        0x1 /* skip frames conflicting with user address space */
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#define FRAME_KA        0x1 /* skip frames conflicting with user address space */
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#define FRAME_ATOMIC            0x2 /* do not panic and do not sleep on failure */
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#define FRAME_ATOMIC            0x2 /* do not panic and do not sleep on failure */
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#define FRAME_NO_RECLAIM        0x4     /* do not start reclaiming when no free memory */
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#define FRAME_NO_RECLAIM        0x4     /* do not start reclaiming when no free memory */
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#define FRAME_OK        0   /* frame_alloc return status */
 - 
 
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#define FRAME_NO_MEMORY     1   /* frame_alloc return status */
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#define FRAME_ERROR     2   /* frame_alloc return status */
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static inline uintptr_t PFN2ADDR(pfn_t frame)
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static inline uintptr_t PFN2ADDR(pfn_t frame)
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{
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{
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    return (uintptr_t)(frame << FRAME_WIDTH);
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    return (uintptr_t)(frame << FRAME_WIDTH);
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}
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}
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#endif
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#endif
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 /** @}
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/** @}
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 */
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 */
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