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Diffstat (limited to 'include/asm-ia64/sn/geo.h')
| -rw-r--r-- | include/asm-ia64/sn/geo.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/include/asm-ia64/sn/geo.h b/include/asm-ia64/sn/geo.h new file mode 100644 index 000000000000..f566343d25f8 --- /dev/null +++ b/include/asm-ia64/sn/geo.h @@ -0,0 +1,124 @@ +/* + * 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) 1992 - 1997, 2000-2004 Silicon Graphics, Inc. All rights reserved. + */ + +#ifndef _ASM_IA64_SN_GEO_H +#define _ASM_IA64_SN_GEO_H + +/* The geoid_t implementation below is based loosely on the pcfg_t + implementation in sys/SN/promcfg.h. */ + +/* Type declaractions */ + +/* Size of a geoid_t structure (must be before decl. of geoid_u) */ +#define GEOID_SIZE 8 /* Would 16 be better? The size can + be different on different platforms. */ + +#define MAX_SLABS 0xe /* slabs per module */ + +typedef unsigned char geo_type_t; + +/* Fields common to all substructures */ +typedef struct geo_any_s { + moduleid_t module; /* The module (box) this h/w lives in */ + geo_type_t type; /* What type of h/w is named by this geoid_t */ + slabid_t slab; /* The logical assembly within the module */ +} geo_any_t; + +/* Additional fields for particular types of hardware */ +typedef struct geo_node_s { + geo_any_t any; /* No additional fields needed */ +} geo_node_t; + +typedef struct geo_rtr_s { + geo_any_t any; /* No additional fields needed */ +} geo_rtr_t; + +typedef struct geo_iocntl_s { + geo_any_t any; /* No additional fields needed */ +} geo_iocntl_t; + +typedef struct geo_pcicard_s { + geo_iocntl_t any; + char bus; /* Bus/widget number */ + char slot; /* PCI slot number */ +} geo_pcicard_t; + +/* Subcomponents of a node */ +typedef struct geo_cpu_s { + geo_node_t node; + char slice; /* Which CPU on the node */ +} geo_cpu_t; + +typedef struct geo_mem_s { + geo_node_t node; + char membus; /* The memory bus on the node */ + char memslot; /* The memory slot on the bus */ +} geo_mem_t; + + +typedef union geoid_u { + geo_any_t any; + geo_node_t node; + geo_iocntl_t iocntl; + geo_pcicard_t pcicard; + geo_rtr_t rtr; + geo_cpu_t cpu; + geo_mem_t mem; + char padsize[GEOID_SIZE]; +} geoid_t; + + +/* Preprocessor macros */ + +#define GEO_MAX_LEN 48 /* max. formatted length, plus some pad: + module/001c07/slab/5/node/memory/2/slot/4 */ + +/* Values for geo_type_t */ +#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) + +/* Parameter for hwcfg_format_geoid_compt() */ +#define GEO_COMPT_MODULE 1 +#define GEO_COMPT_SLAB 2 +#define GEO_COMPT_IOBUS 3 +#define GEO_COMPT_IOSLOT 4 +#define GEO_COMPT_CPU 5 +#define GEO_COMPT_MEMBUS 6 +#define GEO_COMPT_MEMSLOT 7 + +#define GEO_INVALID_STR "<invalid>" + +#define INVALID_NASID ((nasid_t)-1) +#define INVALID_CNODEID ((cnodeid_t)-1) +#define INVALID_PNODEID ((pnodeid_t)-1) +#define INVALID_SLAB (slabid_t)-1 +#define INVALID_MODULE ((moduleid_t)-1) +#define INVALID_PARTID ((partid_t)-1) + +static inline slabid_t geo_slab(geoid_t g) +{ + return (g.any.type == GEO_TYPE_INVALID) ? + INVALID_SLAB : g.any.slab; +} + +static inline moduleid_t geo_module(geoid_t g) +{ + return (g.any.type == GEO_TYPE_INVALID) ? + INVALID_MODULE : g.any.module; +} + +extern geoid_t cnodeid_get_geoid(cnodeid_t cnode); + +#endif /* _ASM_IA64_SN_GEO_H */ |