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/* SPDX-License-Identifier: GPL-2.0-or-later
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2020 Hewlett Packard Enterprise Development LP. All rights reserved.
*/
#ifndef _ASM_UV_GEO_H
#define _ASM_UV_GEO_H
/* Type declaractions */
/* Size of a geoid_s structure (must be before decl. of geoid_u) */
#define GEOID_SIZE 8
/* Fields common to all substructures */
struct geo_common_s {
unsigned char type; /* What type of h/w is named by this geoid_s */
unsigned char blade;
unsigned char slot; /* slot is IRU */
unsigned char upos;
unsigned char rack;
};
/* Additional fields for particular types of hardware */
struct geo_node_s {
struct geo_common_s common; /* No additional fields needed */
};
struct geo_rtr_s {
struct geo_common_s common; /* No additional fields needed */
};
struct geo_iocntl_s {
struct geo_common_s common; /* No additional fields needed */
};
struct geo_pcicard_s {
struct geo_iocntl_s common;
char bus; /* Bus/widget number */
char slot; /* PCI slot number */
};
/* Subcomponents of a node */
struct geo_cpu_s {
struct geo_node_s node;
unsigned char socket:4, /* Which CPU on the node */
thread:4;
unsigned char core;
};
struct geo_mem_s {
struct geo_node_s node;
char membus; /* The memory bus on the node */
char memslot; /* The memory slot on the bus */
};
union geoid_u {
struct geo_common_s common;
struct geo_node_s node;
struct geo_iocntl_s iocntl;
struct geo_pcicard_s pcicard;
struct geo_rtr_s rtr;
struct geo_cpu_s cpu;
struct geo_mem_s mem;
char padsize[GEOID_SIZE];
};
/* Defined constants */
#define GEO_MAX_LEN 48
#define GEO_TYPE_INVALID 0
#define GEO_TYPE_MODULE 1
#define GEO_TYPE_NODE 2
#define GEO_TYPE_RTR 3
#define GEO_TYPE_IOCNTL 4
#define GEO_TYPE_IOCARD 5
#define GEO_TYPE_CPU 6
#define GEO_TYPE_MEM 7
#define GEO_TYPE_MAX (GEO_TYPE_MEM+1)
static inline int geo_rack(union geoid_u g)
{
return (g.common.type == GEO_TYPE_INVALID) ?
-1 : g.common.rack;
}
static inline int geo_slot(union geoid_u g)
{
return (g.common.type == GEO_TYPE_INVALID) ?
-1 : g.common.upos;
}
static inline int geo_blade(union geoid_u g)
{
return (g.common.type == GEO_TYPE_INVALID) ?
-1 : g.common.blade * 2 + g.common.slot;
}
#endif /* _ASM_UV_GEO_H */