1#ifndef __ALPHA_GCT_H
2#define __ALPHA_GCT_H
3
4typedef u64 gct_id;
5typedef u64 gct6_handle;
6
7typedef 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
33typedef 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
55int gct6_find_nodes(gct6_node *, gct6_search_struct *);
56
57#endif /* __ALPHA_GCT_H */
58