xref: /openbmc/linux/arch/s390/include/asm/sysinfo.h (revision c0e297dc)
1 /*
2  * definition for store system information stsi
3  *
4  * Copyright IBM Corp. 2001, 2008
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License (version 2 only)
8  * as published by the Free Software Foundation.
9  *
10  *    Author(s): Ulrich Weigand <weigand@de.ibm.com>
11  *		 Christian Borntraeger <borntraeger@de.ibm.com>
12  */
13 
14 #ifndef __ASM_S390_SYSINFO_H
15 #define __ASM_S390_SYSINFO_H
16 
17 #include <asm/bitsperlong.h>
18 #include <linux/uuid.h>
19 
20 struct sysinfo_1_1_1 {
21 	unsigned char p:1;
22 	unsigned char :6;
23 	unsigned char t:1;
24 	unsigned char :8;
25 	unsigned char ccr;
26 	unsigned char cai;
27 	char reserved_0[28];
28 	char manufacturer[16];
29 	char type[4];
30 	char reserved_1[12];
31 	char model_capacity[16];
32 	char sequence[16];
33 	char plant[4];
34 	char model[16];
35 	char model_perm_cap[16];
36 	char model_temp_cap[16];
37 	unsigned int model_cap_rating;
38 	unsigned int model_perm_cap_rating;
39 	unsigned int model_temp_cap_rating;
40 	unsigned char typepct[5];
41 	unsigned char reserved_2[3];
42 	unsigned int ncr;
43 	unsigned int npr;
44 	unsigned int ntr;
45 };
46 
47 struct sysinfo_1_2_1 {
48 	char reserved_0[80];
49 	char sequence[16];
50 	char plant[4];
51 	char reserved_1[2];
52 	unsigned short cpu_address;
53 };
54 
55 struct sysinfo_1_2_2 {
56 	char format;
57 	char reserved_0[1];
58 	unsigned short acc_offset;
59 	char reserved_1[20];
60 	unsigned int nominal_cap;
61 	unsigned int secondary_cap;
62 	unsigned int capability;
63 	unsigned short cpus_total;
64 	unsigned short cpus_configured;
65 	unsigned short cpus_standby;
66 	unsigned short cpus_reserved;
67 	unsigned short adjustment[0];
68 };
69 
70 struct sysinfo_1_2_2_extension {
71 	unsigned int alt_capability;
72 	unsigned short alt_adjustment[0];
73 };
74 
75 struct sysinfo_2_2_1 {
76 	char reserved_0[80];
77 	char sequence[16];
78 	char plant[4];
79 	unsigned short cpu_id;
80 	unsigned short cpu_address;
81 };
82 
83 struct sysinfo_2_2_2 {
84 	char reserved_0[32];
85 	unsigned short lpar_number;
86 	char reserved_1;
87 	unsigned char characteristics;
88 	unsigned short cpus_total;
89 	unsigned short cpus_configured;
90 	unsigned short cpus_standby;
91 	unsigned short cpus_reserved;
92 	char name[8];
93 	unsigned int caf;
94 	char reserved_2[8];
95 	unsigned char mt_installed;
96 	unsigned char mt_general;
97 	unsigned char mt_psmtid;
98 	char reserved_3[5];
99 	unsigned short cpus_dedicated;
100 	unsigned short cpus_shared;
101 };
102 
103 #define LPAR_CHAR_DEDICATED	(1 << 7)
104 #define LPAR_CHAR_SHARED	(1 << 6)
105 #define LPAR_CHAR_LIMITED	(1 << 5)
106 
107 struct sysinfo_3_2_2 {
108 	char reserved_0[31];
109 	unsigned char :4;
110 	unsigned char count:4;
111 	struct {
112 		char reserved_0[4];
113 		unsigned short cpus_total;
114 		unsigned short cpus_configured;
115 		unsigned short cpus_standby;
116 		unsigned short cpus_reserved;
117 		char name[8];
118 		unsigned int caf;
119 		char cpi[16];
120 		char reserved_1[3];
121 		char ext_name_encoding;
122 		unsigned int reserved_2;
123 		uuid_be uuid;
124 	} vm[8];
125 	char reserved_3[1504];
126 	char ext_names[8][256];
127 };
128 
129 extern int topology_max_mnest;
130 
131 #define TOPOLOGY_CORE_BITS	64
132 #define TOPOLOGY_NR_MAG		6
133 
134 struct topology_core {
135 	unsigned char nl;
136 	unsigned char reserved0[3];
137 	unsigned char :6;
138 	unsigned char pp:2;
139 	unsigned char reserved1;
140 	unsigned short origin;
141 	unsigned long mask[TOPOLOGY_CORE_BITS / BITS_PER_LONG];
142 };
143 
144 struct topology_container {
145 	unsigned char nl;
146 	unsigned char reserved[6];
147 	unsigned char id;
148 };
149 
150 union topology_entry {
151 	unsigned char nl;
152 	struct topology_core cpu;
153 	struct topology_container container;
154 };
155 
156 struct sysinfo_15_1_x {
157 	unsigned char reserved0[2];
158 	unsigned short length;
159 	unsigned char mag[TOPOLOGY_NR_MAG];
160 	unsigned char reserved1;
161 	unsigned char mnest;
162 	unsigned char reserved2[4];
163 	union topology_entry tle[0];
164 };
165 
166 int stsi(void *sysinfo, int fc, int sel1, int sel2);
167 
168 /*
169  * Service level reporting interface.
170  */
171 struct service_level {
172 	struct list_head list;
173 	void (*seq_print)(struct seq_file *, struct service_level *);
174 };
175 
176 int register_service_level(struct service_level *);
177 int unregister_service_level(struct service_level *);
178 
179 #endif /* __ASM_S390_SYSINFO_H */
180