Release 4.14 arch/s390/include/asm/sysinfo.h

/*
 * definition for store system information stsi
 *
 * Copyright IBM Corp. 2001, 2008
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License (version 2 only)
 * as published by the Free Software Foundation.
 *
 *    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[28];
	
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);
}

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#define TOPOLOGY_NR_MAG		6


struct topology_core {
	
unsigned char nl;
	
unsigned char reserved0[3];
	unsigned char :6;
	
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 *);

#endif /* __ASM_S390_SYSINFO_H */
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Directory: arch/s390/include/asm

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