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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 | struct sysinfo_1_1_1 { | |
15 | char reserved_0[32]; | |
16 | char manufacturer[16]; | |
17 | char type[4]; | |
18 | char reserved_1[12]; | |
19 | char model_capacity[16]; | |
20 | char sequence[16]; | |
21 | char plant[4]; | |
22 | char model[16]; | |
23 | }; | |
24 | ||
25 | struct sysinfo_1_2_1 { | |
26 | char reserved_0[80]; | |
27 | char sequence[16]; | |
28 | char plant[4]; | |
29 | char reserved_1[2]; | |
30 | unsigned short cpu_address; | |
31 | }; | |
32 | ||
33 | struct sysinfo_1_2_2 { | |
34 | char format; | |
35 | char reserved_0[1]; | |
36 | unsigned short acc_offset; | |
37 | char reserved_1[24]; | |
38 | unsigned int secondary_capability; | |
39 | unsigned int capability; | |
40 | unsigned short cpus_total; | |
41 | unsigned short cpus_configured; | |
42 | unsigned short cpus_standby; | |
43 | unsigned short cpus_reserved; | |
44 | unsigned short adjustment[0]; | |
45 | }; | |
46 | ||
47 | struct sysinfo_1_2_2_extension { | |
48 | unsigned int alt_capability; | |
49 | unsigned short alt_adjustment[0]; | |
50 | }; | |
51 | ||
52 | struct sysinfo_2_2_1 { | |
53 | char reserved_0[80]; | |
54 | char sequence[16]; | |
55 | char plant[4]; | |
56 | unsigned short cpu_id; | |
57 | unsigned short cpu_address; | |
58 | }; | |
59 | ||
60 | struct sysinfo_2_2_2 { | |
61 | char reserved_0[32]; | |
62 | unsigned short lpar_number; | |
63 | char reserved_1; | |
64 | unsigned char characteristics; | |
65 | unsigned short cpus_total; | |
66 | unsigned short cpus_configured; | |
67 | unsigned short cpus_standby; | |
68 | unsigned short cpus_reserved; | |
69 | char name[8]; | |
70 | unsigned int caf; | |
71 | char reserved_2[16]; | |
72 | unsigned short cpus_dedicated; | |
73 | unsigned short cpus_shared; | |
74 | }; | |
75 | ||
76 | #define LPAR_CHAR_DEDICATED (1 << 7) | |
77 | #define LPAR_CHAR_SHARED (1 << 6) | |
78 | #define LPAR_CHAR_LIMITED (1 << 5) | |
79 | ||
80 | struct sysinfo_3_2_2 { | |
81 | char reserved_0[31]; | |
82 | unsigned char count; | |
83 | struct { | |
84 | char reserved_0[4]; | |
85 | unsigned short cpus_total; | |
86 | unsigned short cpus_configured; | |
87 | unsigned short cpus_standby; | |
88 | unsigned short cpus_reserved; | |
89 | char name[8]; | |
90 | unsigned int caf; | |
91 | char cpi[16]; | |
92 | char reserved_1[24]; | |
93 | ||
94 | } vm[8]; | |
95 | }; | |
96 | ||
97 | static inline int stsi(void *sysinfo, int fc, int sel1, int sel2) | |
98 | { | |
99 | register int r0 asm("0") = (fc << 28) | sel1; | |
100 | register int r1 asm("1") = sel2; | |
101 | ||
102 | asm volatile( | |
103 | " stsi 0(%2)\n" | |
104 | "0: jz 2f\n" | |
105 | "1: lhi %0,%3\n" | |
106 | "2:\n" | |
107 | EX_TABLE(0b, 1b) | |
108 | : "+d" (r0) : "d" (r1), "a" (sysinfo), "K" (-ENOSYS) | |
109 | : "cc", "memory"); | |
110 | return r0; | |
111 | } |