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1 #ifndef __ALPHA_GCT_H
2 #define __ALPHA_GCT_H
3 
4 typedef u64 gct_id;
5 typedef u64 gct6_handle;
6 
7 typedef struct __gct6_node {
8 	u8 type;
9 	u8 subtype;
10 	u16 size;
11 	u32 hd_extension;
12 	gct6_handle owner;
13 	gct6_handle active_user;
14 	gct_id id;
15 	u64 flags;
16 	u16 rev;
17 	u16 change_counter;
18 	u16 max_child;
19 	u16 reserved1;
20 	gct6_handle saved_owner;
21 	gct6_handle affinity;
22 	gct6_handle parent;
23 	gct6_handle next;
24 	gct6_handle prev;
25 	gct6_handle child;
26 	u64 fw_flags;
27 	u64 os_usage;
28 	u64 fru_id;
29 	u32 checksum;
30 	u32 magic;	/* 'GLXY' */
31 } gct6_node;
32 
33 typedef struct {
34 	u8 type;
35 	u8 subtype;
36 	void (*callout)(gct6_node *);
37 } gct6_search_struct;
38 
39 #define GCT_NODE_MAGIC	  0x59584c47	/* 'GLXY' */
40 
41 /*
42  * node types
43  */
44 #define GCT_TYPE_HOSE			0x0E
45 
46 /*
47  * node subtypes
48  */
49 #define GCT_SUBTYPE_IO_PORT_MODULE	0x2C
50 
51 #define GCT_NODE_PTR(off) ((gct6_node *)((char *)hwrpb + 		\
52 					 hwrpb->frut_offset + 		\
53 					 (gct6_handle)(off)))		\
54 
55 int gct6_find_nodes(gct6_node *, gct6_search_struct *);
56 
57 #endif /* __ALPHA_GCT_H */
58 
59