2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved.
9 #ifndef _ASM_IA64_SN_GEO_H
10 #define _ASM_IA64_SN_GEO_H
12 /* The geoid_t implementation below is based loosely on the pcfg_t
13 implementation in sys/SN/promcfg.h. */
15 /* Type declaractions */
17 /* Size of a geoid_t structure (must be before decl. of geoid_u) */
18 #define GEOID_SIZE 8 /* Would 16 be better? The size can
19 be different on different platforms. */
21 #define MAX_SLOTS 0xf /* slots per module */
22 #define MAX_SLABS 0xf /* slabs per slot */
24 typedef unsigned char geo_type_t;
26 /* Fields common to all substructures */
27 typedef struct geo_common_s {
28 moduleid_t module; /* The module (box) this h/w lives in */
29 geo_type_t type; /* What type of h/w is named by this geoid_t */
30 slabid_t slab:4; /* slab (ASIC), 0 .. 15 within slot */
31 slotid_t slot:4; /* slot (Blade), 0 .. 15 within module */
34 /* Additional fields for particular types of hardware */
35 typedef struct geo_node_s {
36 geo_common_t common; /* No additional fields needed */
39 typedef struct geo_rtr_s {
40 geo_common_t common; /* No additional fields needed */
43 typedef struct geo_iocntl_s {
44 geo_common_t common; /* No additional fields needed */
47 typedef struct geo_pcicard_s {
49 char bus; /* Bus/widget number */
50 char slot; /* PCI slot number */
53 /* Subcomponents of a node */
54 typedef struct geo_cpu_s {
56 char slice; /* Which CPU on the node */
59 typedef struct geo_mem_s {
61 char membus; /* The memory bus on the node */
62 char memslot; /* The memory slot on the bus */
66 typedef union geoid_u {
70 geo_pcicard_t pcicard;
74 char padsize[GEOID_SIZE];
78 /* Preprocessor macros */
80 #define GEO_MAX_LEN 48 /* max. formatted length, plus some pad:
81 module/001c07/slab/5/node/memory/2/slot/4 */
83 /* Values for geo_type_t */
84 #define GEO_TYPE_INVALID 0
85 #define GEO_TYPE_MODULE 1
86 #define GEO_TYPE_NODE 2
87 #define GEO_TYPE_RTR 3
88 #define GEO_TYPE_IOCNTL 4
89 #define GEO_TYPE_IOCARD 5
90 #define GEO_TYPE_CPU 6
91 #define GEO_TYPE_MEM 7
92 #define GEO_TYPE_MAX (GEO_TYPE_MEM+1)
94 /* Parameter for hwcfg_format_geoid_compt() */
95 #define GEO_COMPT_MODULE 1
96 #define GEO_COMPT_SLAB 2
97 #define GEO_COMPT_IOBUS 3
98 #define GEO_COMPT_IOSLOT 4
99 #define GEO_COMPT_CPU 5
100 #define GEO_COMPT_MEMBUS 6
101 #define GEO_COMPT_MEMSLOT 7
103 #define GEO_INVALID_STR "<invalid>"
105 #define INVALID_NASID ((nasid_t)-1)
106 #define INVALID_CNODEID ((cnodeid_t)-1)
107 #define INVALID_PNODEID ((pnodeid_t)-1)
108 #define INVALID_SLAB (slabid_t)-1
109 #define INVALID_SLOT (slotid_t)-1
110 #define INVALID_MODULE ((moduleid_t)-1)
112 static inline slabid_t geo_slab(geoid_t g)
114 return (g.common.type == GEO_TYPE_INVALID) ?
115 INVALID_SLAB : g.common.slab;
118 static inline slotid_t geo_slot(geoid_t g)
120 return (g.common.type == GEO_TYPE_INVALID) ?
121 INVALID_SLOT : g.common.slot;
124 static inline moduleid_t geo_module(geoid_t g)
126 return (g.common.type == GEO_TYPE_INVALID) ?
127 INVALID_MODULE : g.common.module;
130 extern geoid_t cnodeid_get_geoid(cnodeid_t cnode);
132 #endif /* _ASM_IA64_SN_GEO_H */