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6bcac508fb
Add a new proc interface /proc/service_levels that allows any code to report a relevant service level, e.g. the microcode level of devices, the service level of the hypervisor, etc. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
133 lines
2.9 KiB
C
133 lines
2.9 KiB
C
/*
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* definition for store system information stsi
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*
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* Copyright IBM Corp. 2001,2008
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License (version 2 only)
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* as published by the Free Software Foundation.
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*
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* Author(s): Ulrich Weigand <weigand@de.ibm.com>
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* Christian Borntraeger <borntraeger@de.ibm.com>
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*/
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#ifndef __ASM_S390_SYSINFO_H
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#define __ASM_S390_SYSINFO_H
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struct sysinfo_1_1_1 {
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char reserved_0[32];
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char manufacturer[16];
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char type[4];
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char reserved_1[12];
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char model_capacity[16];
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char sequence[16];
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char plant[4];
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char model[16];
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char model_perm_cap[16];
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char model_temp_cap[16];
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char model_cap_rating[4];
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char model_perm_cap_rating[4];
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char model_temp_cap_rating[4];
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};
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struct sysinfo_1_2_1 {
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char reserved_0[80];
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char sequence[16];
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char plant[4];
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char reserved_1[2];
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unsigned short cpu_address;
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};
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struct sysinfo_1_2_2 {
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char format;
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char reserved_0[1];
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unsigned short acc_offset;
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char reserved_1[24];
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unsigned int secondary_capability;
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unsigned int capability;
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unsigned short cpus_total;
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unsigned short cpus_configured;
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unsigned short cpus_standby;
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unsigned short cpus_reserved;
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unsigned short adjustment[0];
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};
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struct sysinfo_1_2_2_extension {
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unsigned int alt_capability;
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unsigned short alt_adjustment[0];
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};
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struct sysinfo_2_2_1 {
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char reserved_0[80];
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char sequence[16];
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char plant[4];
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unsigned short cpu_id;
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unsigned short cpu_address;
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};
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struct sysinfo_2_2_2 {
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char reserved_0[32];
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unsigned short lpar_number;
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char reserved_1;
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unsigned char characteristics;
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unsigned short cpus_total;
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unsigned short cpus_configured;
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unsigned short cpus_standby;
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unsigned short cpus_reserved;
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char name[8];
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unsigned int caf;
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char reserved_2[16];
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unsigned short cpus_dedicated;
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unsigned short cpus_shared;
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};
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#define LPAR_CHAR_DEDICATED (1 << 7)
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#define LPAR_CHAR_SHARED (1 << 6)
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#define LPAR_CHAR_LIMITED (1 << 5)
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struct sysinfo_3_2_2 {
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char reserved_0[31];
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unsigned char count;
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struct {
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char reserved_0[4];
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unsigned short cpus_total;
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unsigned short cpus_configured;
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unsigned short cpus_standby;
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unsigned short cpus_reserved;
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char name[8];
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unsigned int caf;
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char cpi[16];
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char reserved_1[24];
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} vm[8];
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};
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static inline int stsi(void *sysinfo, int fc, int sel1, int sel2)
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{
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register int r0 asm("0") = (fc << 28) | sel1;
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register int r1 asm("1") = sel2;
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asm volatile(
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" stsi 0(%2)\n"
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"0: jz 2f\n"
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"1: lhi %0,%3\n"
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"2:\n"
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EX_TABLE(0b, 1b)
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: "+d" (r0) : "d" (r1), "a" (sysinfo), "K" (-ENOSYS)
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: "cc", "memory");
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return r0;
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}
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/*
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* Service level reporting interface.
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*/
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struct service_level {
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struct list_head list;
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void (*seq_print)(struct seq_file *, struct service_level *);
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};
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int register_service_level(struct service_level *);
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int unregister_service_level(struct service_level *);
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#endif /* __ASM_S390_SYSINFO_H */
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