133 lines
3.5 KiB
C
133 lines
3.5 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved.
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*/
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#ifndef _ASM_IA64_SN_GEO_H
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#define _ASM_IA64_SN_GEO_H
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/* The geoid_t implementation below is based loosely on the pcfg_t
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implementation in sys/SN/promcfg.h. */
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/* Type declaractions */
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/* Size of a geoid_t structure (must be before decl. of geoid_u) */
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#define GEOID_SIZE 8 /* Would 16 be better? The size can
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be different on different platforms. */
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#define MAX_SLOTS 0xf /* slots per module */
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#define MAX_SLABS 0xf /* slabs per slot */
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typedef unsigned char geo_type_t;
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/* Fields common to all substructures */
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typedef struct geo_common_s {
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moduleid_t module; /* The module (box) this h/w lives in */
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geo_type_t type; /* What type of h/w is named by this geoid_t */
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slabid_t slab:4; /* slab (ASIC), 0 .. 15 within slot */
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slotid_t slot:4; /* slot (Blade), 0 .. 15 within module */
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} geo_common_t;
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/* Additional fields for particular types of hardware */
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typedef struct geo_node_s {
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geo_common_t common; /* No additional fields needed */
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} geo_node_t;
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typedef struct geo_rtr_s {
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geo_common_t common; /* No additional fields needed */
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} geo_rtr_t;
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typedef struct geo_iocntl_s {
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geo_common_t common; /* No additional fields needed */
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} geo_iocntl_t;
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typedef struct geo_pcicard_s {
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geo_iocntl_t common;
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char bus; /* Bus/widget number */
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char slot; /* PCI slot number */
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} geo_pcicard_t;
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/* Subcomponents of a node */
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typedef struct geo_cpu_s {
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geo_node_t node;
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char slice; /* Which CPU on the node */
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} geo_cpu_t;
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typedef struct geo_mem_s {
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geo_node_t node;
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char membus; /* The memory bus on the node */
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char memslot; /* The memory slot on the bus */
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} geo_mem_t;
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typedef union geoid_u {
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geo_common_t common;
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geo_node_t node;
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geo_iocntl_t iocntl;
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geo_pcicard_t pcicard;
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geo_rtr_t rtr;
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geo_cpu_t cpu;
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geo_mem_t mem;
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char padsize[GEOID_SIZE];
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} geoid_t;
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/* Preprocessor macros */
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#define GEO_MAX_LEN 48 /* max. formatted length, plus some pad:
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module/001c07/slab/5/node/memory/2/slot/4 */
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/* Values for geo_type_t */
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#define GEO_TYPE_INVALID 0
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#define GEO_TYPE_MODULE 1
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#define GEO_TYPE_NODE 2
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#define GEO_TYPE_RTR 3
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#define GEO_TYPE_IOCNTL 4
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#define GEO_TYPE_IOCARD 5
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#define GEO_TYPE_CPU 6
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#define GEO_TYPE_MEM 7
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#define GEO_TYPE_MAX (GEO_TYPE_MEM+1)
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/* Parameter for hwcfg_format_geoid_compt() */
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#define GEO_COMPT_MODULE 1
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#define GEO_COMPT_SLAB 2
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#define GEO_COMPT_IOBUS 3
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#define GEO_COMPT_IOSLOT 4
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#define GEO_COMPT_CPU 5
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#define GEO_COMPT_MEMBUS 6
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#define GEO_COMPT_MEMSLOT 7
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#define GEO_INVALID_STR "<invalid>"
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#define INVALID_NASID ((nasid_t)-1)
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#define INVALID_CNODEID ((cnodeid_t)-1)
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#define INVALID_PNODEID ((pnodeid_t)-1)
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#define INVALID_SLAB (slabid_t)-1
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#define INVALID_SLOT (slotid_t)-1
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#define INVALID_MODULE ((moduleid_t)-1)
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static inline slabid_t geo_slab(geoid_t g)
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{
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return (g.common.type == GEO_TYPE_INVALID) ?
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INVALID_SLAB : g.common.slab;
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}
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static inline slotid_t geo_slot(geoid_t g)
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{
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return (g.common.type == GEO_TYPE_INVALID) ?
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INVALID_SLOT : g.common.slot;
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}
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static inline moduleid_t geo_module(geoid_t g)
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{
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return (g.common.type == GEO_TYPE_INVALID) ?
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INVALID_MODULE : g.common.module;
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}
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extern geoid_t cnodeid_get_geoid(cnodeid_t cnode);
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#endif /* _ASM_IA64_SN_GEO_H */
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