linux/linux-5.4.31/arch/alpha/include/asm/gct.h

60 lines
1.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#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 */