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-rw-r--r--arch/alpha/include/asm/gct.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/gct.h b/arch/alpha/include/asm/gct.h
new file mode 100644
index 000000000000..3504c704927c
--- /dev/null
+++ b/arch/alpha/include/asm/gct.h
@@ -0,0 +1,58 @@
+#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 */
+