1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
/*
* 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, 2000-2003 Silicon Graphics, Inc. All rights reserved.
*/
#ifndef _ASM_IA64_SN_MODULE_H
#define _ASM_IA64_SN_MODULE_H
#ifdef __cplusplus
extern "C" {
#endif
#include <linux/config.h>
#include <asm/sn/systeminfo.h>
#include <asm/sn/klconfig.h>
#include <asm/sn/ksys/elsc.h>
#define MODULE_MAX 128
#define MODULE_MAX_NODES 2
#define MODULE_HIST_CNT 16
#define MAX_MODULE_LEN 16
/* Well-known module IDs */
#define MODULE_UNKNOWN (-2) /* initial value of klconfig brd_module */
/* #define INVALID_MODULE (-1) ** generic invalid moduleid_t (arch.h) */
#define MODULE_NOT_SET 0 /* module ID not set in sys ctlrs. */
/* parameter for format_module_id() */
#define MODULE_FORMAT_BRIEF 1
#define MODULE_FORMAT_LONG 2
/*
* Module id format
*
* 31-16 Rack ID (encoded class, group, number - 16-bit unsigned int)
* 15-8 Brick type (8-bit ascii character)
* 7-0 Bay (brick position in rack (0-63) - 8-bit unsigned int)
*
*/
/*
* Macros for getting the brick type
*/
#define MODULE_BTYPE_MASK 0xff00
#define MODULE_BTYPE_SHFT 8
#define MODULE_GET_BTYPE(_m) (((_m) & MODULE_BTYPE_MASK) >> MODULE_BTYPE_SHFT)
#define MODULE_BT_TO_CHAR(_b) ((char)(_b))
#define MODULE_GET_BTCHAR(_m) (MODULE_BT_TO_CHAR(MODULE_GET_BTYPE(_m)))
/*
* Macros for getting the rack ID.
*/
#define MODULE_RACK_MASK 0xffff0000
#define MODULE_RACK_SHFT 16
#define MODULE_GET_RACK(_m) (((_m) & MODULE_RACK_MASK) >> MODULE_RACK_SHFT)
/*
* Macros for getting the brick position
*/
#define MODULE_BPOS_MASK 0x00ff
#define MODULE_BPOS_SHFT 0
#define MODULE_GET_BPOS(_m) (((_m) & MODULE_BPOS_MASK) >> MODULE_BPOS_SHFT)
/*
* Macros for constructing moduleid_t's
*/
#define RBT_TO_MODULE(_r, _b, _t) ((_r) << MODULE_RACK_SHFT | \
(_b) << MODULE_BPOS_SHFT | \
(_t) << MODULE_BTYPE_SHFT)
/*
* Macros for encoding and decoding rack IDs
* A rack number consists of three parts:
* class (0==CPU/mixed, 1==I/O), group, number
*
* Rack number is stored just as it is displayed on the screen:
* a 3-decimal-digit number.
*/
#define RACK_CLASS_DVDR 100
#define RACK_GROUP_DVDR 10
#define RACK_NUM_DVDR 1
#define RACK_CREATE_RACKID(_c, _g, _n) ((_c) * RACK_CLASS_DVDR + \
(_g) * RACK_GROUP_DVDR + (_n) * RACK_NUM_DVDR)
#define RACK_GET_CLASS(_r) ((_r) / RACK_CLASS_DVDR)
#define RACK_GET_GROUP(_r) (((_r) - RACK_GET_CLASS(_r) * \
RACK_CLASS_DVDR) / RACK_GROUP_DVDR)
#define RACK_GET_NUM(_r) (((_r) - RACK_GET_CLASS(_r) * \
RACK_CLASS_DVDR - RACK_GET_GROUP(_r) * \
RACK_GROUP_DVDR) / RACK_NUM_DVDR)
/*
* Macros for encoding and decoding rack IDs
* A rack number consists of three parts:
* class 1 bit, 0==CPU/mixed, 1==I/O
* group 2 bits for CPU/mixed, 3 bits for I/O
* number 3 bits for CPU/mixed, 2 bits for I/O (1 based)
*/
#define RACK_GROUP_BITS(_r) (RACK_GET_CLASS(_r) ? 3 : 2)
#define RACK_NUM_BITS(_r) (RACK_GET_CLASS(_r) ? 2 : 3)
#define RACK_CLASS_MASK(_r) 0x20
#define RACK_CLASS_SHFT(_r) 5
#define RACK_ADD_CLASS(_r, _c) \
((_r) |= (_c) << RACK_CLASS_SHFT(_r) & RACK_CLASS_MASK(_r))
#define RACK_GROUP_SHFT(_r) RACK_NUM_BITS(_r)
#define RACK_GROUP_MASK(_r) \
( (((unsigned)1<<RACK_GROUP_BITS(_r)) - 1) << RACK_GROUP_SHFT(_r) )
#define RACK_ADD_GROUP(_r, _g) \
((_r) |= (_g) << RACK_GROUP_SHFT(_r) & RACK_GROUP_MASK(_r))
#define RACK_NUM_SHFT(_r) 0
#define RACK_NUM_MASK(_r) \
( (((unsigned)1<<RACK_NUM_BITS(_r)) - 1) << RACK_NUM_SHFT(_r) )
#define RACK_ADD_NUM(_r, _n) \
((_r) |= ((_n) - 1) << RACK_NUM_SHFT(_r) & RACK_NUM_MASK(_r))
/*
* Brick type definitions
*/
#define MAX_BRICK_TYPES 256 /* brick type is stored as uchar */
extern char brick_types[];
#define MODULE_CBRICK 0
#define MODULE_RBRICK 1
#define MODULE_IBRICK 2
#define MODULE_KBRICK 3
#define MODULE_XBRICK 4
#define MODULE_DBRICK 5
#define MODULE_PBRICK 6
#define MODULE_NBRICK 7
#define MODULE_PEBRICK 8
#define MODULE_PXBRICK 9
#define MODULE_IXBRICK 10
/*
* Moduleid_t comparison macros
*/
/* Don't compare the brick type: only the position is significant */
#define MODULE_CMP(_m1, _m2) (((_m1)&(MODULE_RACK_MASK|MODULE_BPOS_MASK)) -\
((_m2)&(MODULE_RACK_MASK|MODULE_BPOS_MASK)))
#define MODULE_MATCH(_m1, _m2) (MODULE_CMP((_m1),(_m2)) == 0)
typedef struct module_s module_t;
struct module_s {
moduleid_t id; /* Module ID of this module */
spinlock_t lock; /* Lock for this structure */
/* List of nodes in this module */
cnodeid_t nodes[MODULE_MAX_NODES];
geoid_t geoid[MODULE_MAX_NODES];
struct {
char moduleid[8];
} io[MODULE_MAX_NODES];
int nodecnt; /* Number of nodes in array */
/* Fields for Module System Controller */
int mesgpend; /* Message pending */
int shutdown; /* Shutdown in progress */
struct semaphore thdcnt; /* Threads finished counter */
time_t intrhist[MODULE_HIST_CNT];
int histptr;
int hbt_active; /* MSC heartbeat monitor active */
uint64_t hbt_last; /* RTC when last heartbeat sent */
/* Module serial number info */
union {
char snum_str[MAX_SERIAL_NUM_SIZE]; /* used by CONFIG_SGI_IP27 */
uint64_t snum_int; /* used by speedo */
} snum;
int snum_valid;
int disable_alert;
int count_down;
/* System serial number info (used by SN1) */
char sys_snum[MAX_SERIAL_NUM_SIZE];
int sys_snum_valid;
};
/* module.c */
extern module_t *modules[MODULE_MAX]; /* Indexed by cmoduleid_t */
extern int nummodules;
extern module_t *module_lookup(moduleid_t id);
extern int get_kmod_info(cmoduleid_t cmod,
module_info_t *mod_info);
extern int get_kmod_sys_snum(cmoduleid_t cmod,
char *snum);
extern void format_module_id(char *buffer, moduleid_t m, int fmt);
extern int parse_module_id(char *buffer);
#ifdef __cplusplus
}
#endif
#endif /* _ASM_IA64_SN_MODULE_H */
|
