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#ifndef __ALPHA_GCT_H

#define __ALPHA_GCT_H

typedef u64 gct_id;

typedef u64 gct6_handle;

typedef struct __gct6_node {

        u8 type;

        u8 subtype;

        u16 size;

        u32 hd_extension;

        gct6_handle owner;

        gct6_handle active_user;

        gct_id id;

        u64 flags;

        u16 rev;

        u16 change_counter;

        u16 max_child;

        u16 reserved1;

        gct6_handle saved_owner;

        gct6_handle affinity;

        gct6_handle parent;

        gct6_handle next;

        gct6_handle prev;

        gct6_handle child;

        u64 fw_flags;

        u64 os_usage;

        u64 fru_id;

        u32 checksum;

        u32 magic;      /* 'GLXY' */

} gct6_node;

typedef struct {

        u8 type;

        u8 subtype;

        void (*callout)(gct6_node *);

} gct6_search_struct;

#define GCT_NODE_MAGIC    0x59584c47    /* 'GLXY' */

/*

 * node types

 */

#define GCT_TYPE_HOSE                   0x0E

/*

 * node subtypes

 */

#define GCT_SUBTYPE_IO_PORT_MODULE      0x2C

#define GCT_NODE_PTR(off) ((gct6_node *)((char *)hwrpb +                \

                                         hwrpb->frut_offset +           \

                                         (gct6_handle)(off)))           \

int gct6_find_nodes(gct6_node *, gct6_search_struct *);

#endif /* __ALPHA_GCT_H */