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Diffstat (limited to 'arch/s390/include/asm/sysinfo.h')
| -rw-r--r-- | arch/s390/include/asm/sysinfo.h | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/arch/s390/include/asm/sysinfo.h b/arch/s390/include/asm/sysinfo.h new file mode 100644 index 000000000..fe7b3f8f0 --- /dev/null +++ b/arch/s390/include/asm/sysinfo.h @@ -0,0 +1,201 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * definition for store system information stsi + * + * Copyright IBM Corp. 2001, 2008 + * + * Author(s): Ulrich Weigand <weigand@de.ibm.com> + * Christian Borntraeger <borntraeger@de.ibm.com> + */ + +#ifndef __ASM_S390_SYSINFO_H +#define __ASM_S390_SYSINFO_H + +#include <asm/bitsperlong.h> +#include <linux/uuid.h> + +struct sysinfo_1_1_1 { + unsigned char p:1; + unsigned char :6; + unsigned char t:1; + unsigned char :8; + unsigned char ccr; + unsigned char cai; + char reserved_0[20]; + unsigned long lic; + char manufacturer[16]; + char type[4]; + char reserved_1[12]; + char model_capacity[16]; + char sequence[16]; + char plant[4]; + char model[16]; + char model_perm_cap[16]; + char model_temp_cap[16]; + unsigned int model_cap_rating; + unsigned int model_perm_cap_rating; + unsigned int model_temp_cap_rating; + unsigned char typepct[5]; + unsigned char reserved_2[3]; + unsigned int ncr; + unsigned int npr; + unsigned int ntr; +}; + +struct sysinfo_1_2_1 { + char reserved_0[80]; + char sequence[16]; + char plant[4]; + char reserved_1[2]; + unsigned short cpu_address; +}; + +struct sysinfo_1_2_2 { + char format; + char reserved_0[1]; + unsigned short acc_offset; + unsigned char mt_installed :1; + unsigned char :2; + unsigned char mt_stid :5; + unsigned char :3; + unsigned char mt_gtid :5; + char reserved_1[18]; + unsigned int nominal_cap; + unsigned int secondary_cap; + unsigned int capability; + unsigned short cpus_total; + unsigned short cpus_configured; + unsigned short cpus_standby; + unsigned short cpus_reserved; + unsigned short adjustment[0]; +}; + +struct sysinfo_1_2_2_extension { + unsigned int alt_capability; + unsigned short alt_adjustment[0]; +}; + +struct sysinfo_2_2_1 { + char reserved_0[80]; + char sequence[16]; + char plant[4]; + unsigned short cpu_id; + unsigned short cpu_address; +}; + +struct sysinfo_2_2_2 { + char reserved_0[32]; + unsigned short lpar_number; + char reserved_1; + unsigned char characteristics; + unsigned short cpus_total; + unsigned short cpus_configured; + unsigned short cpus_standby; + unsigned short cpus_reserved; + char name[8]; + unsigned int caf; + char reserved_2[8]; + unsigned char mt_installed :1; + unsigned char :2; + unsigned char mt_stid :5; + unsigned char :3; + unsigned char mt_gtid :5; + unsigned char :3; + unsigned char mt_psmtid :5; + char reserved_3[5]; + unsigned short cpus_dedicated; + unsigned short cpus_shared; + char reserved_4[3]; + unsigned char vsne; + uuid_t uuid; + char reserved_5[160]; + char ext_name[256]; +}; + +#define LPAR_CHAR_DEDICATED (1 << 7) +#define LPAR_CHAR_SHARED (1 << 6) +#define LPAR_CHAR_LIMITED (1 << 5) + +struct sysinfo_3_2_2 { + char reserved_0[31]; + unsigned char :4; + unsigned char count:4; + struct { + char reserved_0[4]; + unsigned short cpus_total; + unsigned short cpus_configured; + unsigned short cpus_standby; + unsigned short cpus_reserved; + char name[8]; + unsigned int caf; + char cpi[16]; + char reserved_1[3]; + unsigned char evmne; + unsigned int reserved_2; + uuid_t uuid; + } vm[8]; + char reserved_3[1504]; + char ext_names[8][256]; +}; + +extern int topology_max_mnest; + +/* + * Returns the maximum nesting level supported by the cpu topology code. + * The current maximum level is 4 which is the drawer level. + */ +static inline unsigned char topology_mnest_limit(void) +{ + return min(topology_max_mnest, 4); +} + +#define TOPOLOGY_NR_MAG 6 + +struct topology_core { + unsigned char nl; + unsigned char reserved0[3]; + unsigned char :5; + unsigned char d:1; + unsigned char pp:2; + unsigned char reserved1; + unsigned short origin; + unsigned long mask; +}; + +struct topology_container { + unsigned char nl; + unsigned char reserved[6]; + unsigned char id; +}; + +union topology_entry { + unsigned char nl; + struct topology_core cpu; + struct topology_container container; +}; + +struct sysinfo_15_1_x { + unsigned char reserved0[2]; + unsigned short length; + unsigned char mag[TOPOLOGY_NR_MAG]; + unsigned char reserved1; + unsigned char mnest; + unsigned char reserved2[4]; + union topology_entry tle[0]; +}; + +int stsi(void *sysinfo, int fc, int sel1, int sel2); + +/* + * Service level reporting interface. + */ +struct service_level { + struct list_head list; + void (*seq_print)(struct seq_file *, struct service_level *); +}; + +int register_service_level(struct service_level *); +int unregister_service_level(struct service_level *); + +int sthyi_fill(void *dst, u64 *rc); +#endif /* __ASM_S390_SYSINFO_H */ |