/* 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 declarations */ /* 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 */