xref: /openbmc/linux/arch/s390/include/asm/sysinfo.h (revision c819e2cf)
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 
19 struct sysinfo_1_1_1 {
20 	unsigned char p:1;
21 	unsigned char :6;
22 	unsigned char t:1;
23 	unsigned char :8;
24 	unsigned char ccr;
25 	unsigned char cai;
26 	char reserved_0[28];
27 	char manufacturer[16];
28 	char type[4];
29 	char reserved_1[12];
30 	char model_capacity[16];
31 	char sequence[16];
32 	char plant[4];
33 	char model[16];
34 	char model_perm_cap[16];
35 	char model_temp_cap[16];
36 	unsigned int model_cap_rating;
37 	unsigned int model_perm_cap_rating;
38 	unsigned int model_temp_cap_rating;
39 	unsigned char typepct[5];
40 	unsigned char reserved_2[3];
41 	unsigned int ncr;
42 	unsigned int npr;
43 	unsigned int ntr;
44 };
45 
46 struct sysinfo_1_2_1 {
47 	char reserved_0[80];
48 	char sequence[16];
49 	char plant[4];
50 	char reserved_1[2];
51 	unsigned short cpu_address;
52 };
53 
54 struct sysinfo_1_2_2 {
55 	char format;
56 	char reserved_0[1];
57 	unsigned short acc_offset;
58 	char reserved_1[20];
59 	unsigned int nominal_cap;
60 	unsigned int secondary_cap;
61 	unsigned int capability;
62 	unsigned short cpus_total;
63 	unsigned short cpus_configured;
64 	unsigned short cpus_standby;
65 	unsigned short cpus_reserved;
66 	unsigned short adjustment[0];
67 };
68 
69 struct sysinfo_1_2_2_extension {
70 	unsigned int alt_capability;
71 	unsigned short alt_adjustment[0];
72 };
73 
74 struct sysinfo_2_2_1 {
75 	char reserved_0[80];
76 	char sequence[16];
77 	char plant[4];
78 	unsigned short cpu_id;
79 	unsigned short cpu_address;
80 };
81 
82 struct sysinfo_2_2_2 {
83 	char reserved_0[32];
84 	unsigned short lpar_number;
85 	char reserved_1;
86 	unsigned char characteristics;
87 	unsigned short cpus_total;
88 	unsigned short cpus_configured;
89 	unsigned short cpus_standby;
90 	unsigned short cpus_reserved;
91 	char name[8];
92 	unsigned int caf;
93 	char reserved_2[16];
94 	unsigned short cpus_dedicated;
95 	unsigned short cpus_shared;
96 };
97 
98 #define LPAR_CHAR_DEDICATED	(1 << 7)
99 #define LPAR_CHAR_SHARED	(1 << 6)
100 #define LPAR_CHAR_LIMITED	(1 << 5)
101 
102 struct sysinfo_3_2_2 {
103 	char reserved_0[31];
104 	unsigned char :4;
105 	unsigned char count:4;
106 	struct {
107 		char reserved_0[4];
108 		unsigned short cpus_total;
109 		unsigned short cpus_configured;
110 		unsigned short cpus_standby;
111 		unsigned short cpus_reserved;
112 		char name[8];
113 		unsigned int caf;
114 		char cpi[16];
115 		char reserved_1[24];
116 
117 	} vm[8];
118 	char reserved_544[3552];
119 };
120 
121 extern int topology_max_mnest;
122 
123 #define TOPOLOGY_CPU_BITS	64
124 #define TOPOLOGY_NR_MAG		6
125 
126 struct topology_cpu {
127 	unsigned char reserved0[4];
128 	unsigned char :6;
129 	unsigned char pp:2;
130 	unsigned char reserved1;
131 	unsigned short origin;
132 	unsigned long mask[TOPOLOGY_CPU_BITS / BITS_PER_LONG];
133 };
134 
135 struct topology_container {
136 	unsigned char reserved[7];
137 	unsigned char id;
138 };
139 
140 union topology_entry {
141 	unsigned char nl;
142 	struct topology_cpu cpu;
143 	struct topology_container container;
144 };
145 
146 struct sysinfo_15_1_x {
147 	unsigned char reserved0[2];
148 	unsigned short length;
149 	unsigned char mag[TOPOLOGY_NR_MAG];
150 	unsigned char reserved1;
151 	unsigned char mnest;
152 	unsigned char reserved2[4];
153 	union topology_entry tle[0];
154 };
155 
156 int stsi(void *sysinfo, int fc, int sel1, int sel2);
157 
158 /*
159  * Service level reporting interface.
160  */
161 struct service_level {
162 	struct list_head list;
163 	void (*seq_print)(struct seq_file *, struct service_level *);
164 };
165 
166 int register_service_level(struct service_level *);
167 int unregister_service_level(struct service_level *);
168 
169 #endif /* __ASM_S390_SYSINFO_H */
170