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#include <arch/types.h>
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#include <arch/types.h>
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union frame_address {
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union frame_address {
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    uintptr_t address;
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    uintptr_t address;
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    struct {
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    struct {
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#if defined (US)
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        unsigned : 23;
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        unsigned : 23;
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        uint64_t pfn : 28;      /**< Physical Frame Number. */
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        uint64_t pfn : 28;      /**< Physical Frame Number. */
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#elif defined (US3)
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        unsigned : 21;
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        uint64_t pfn : 30;      /**< Physical Frame Number. */
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#endif
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        unsigned offset : 13;       /**< Offset. */
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        unsigned offset : 13;       /**< Offset. */
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    } __attribute__ ((packed));
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    } __attribute__ ((packed));
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};
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};
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typedef union frame_address frame_address_t;
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typedef union frame_address frame_address_t;