[mirror_ubuntu-bionic-kernel.git] / 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>

struct sysinfo_1_1_1 {
	unsigned short :16;
	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];
	char model_cap_rating[4];
	char model_perm_cap_rating[4];
	char model_temp_cap_rating[4];
};

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;
	char reserved_1[24];
	unsigned int secondary_capability;
	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[16];
	unsigned short cpus_dedicated;
	unsigned short cpus_shared;
};

#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[24];

	} vm[8];
	char reserved_544[3552];
};

#define TOPOLOGY_CPU_BITS	64
#define TOPOLOGY_NR_MAG		6

struct topology_cpu {
	unsigned char reserved0[4];
	unsigned char :6;
	unsigned char pp:2;
	unsigned char reserved1;
	unsigned short origin;
	unsigned long mask[TOPOLOGY_CPU_BITS / BITS_PER_LONG];
};

struct topology_container {
	unsigned char reserved[7];
	unsigned char id;
};

union topology_entry {
	unsigned char nl;
	struct topology_cpu 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];
};

static inline int stsi(void *sysinfo, int fc, int sel1, int sel2)
{
	register int r0 asm("0") = (fc << 28) | sel1;
	register int r1 asm("1") = sel2;

	asm volatile(
		"   stsi 0(%2)\n"
		"0: jz   2f\n"
		"1: lhi  %0,%3\n"
		"2:\n"
		EX_TABLE(0b, 1b)
		: "+d" (r0) : "d" (r1), "a" (sysinfo), "K" (-ENOSYS)
		: "cc", "memory");
	return r0;
}

/*
 * 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 */
Commit	Line	Data
aa24f7f0 CB	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
f291e172 HC	14	#ifndef __ASM_S390_SYSINFO_H
	15	#define __ASM_S390_SYSINFO_H
	16
c30f91b6 HC	17	#include <asm/bitsperlong.h>
c30f91b6 HC	18
aa24f7f0	19	struct sysinfo_1_1_1 {
7aca2eda HC	20	unsigned short :16;
	21	unsigned char ccr;
	22	unsigned char cai;
	23	char reserved_0[28];
aa24f7f0 CB	24	char manufacturer[16];
	25	char type[4];
	26	char reserved_1[12];
	27	char model_capacity[16];
	28	char sequence[16];
	29	char plant[4];
	30	char model[16];
cbce70e6 MS	31	char model_perm_cap[16];
	32	char model_temp_cap[16];
	33	char model_cap_rating[4];
	34	char model_perm_cap_rating[4];
	35	char model_temp_cap_rating[4];
aa24f7f0 CB	36	};
	37
	38	struct sysinfo_1_2_1 {
	39	char reserved_0[80];
	40	char sequence[16];
	41	char plant[4];
	42	char reserved_1[2];
	43	unsigned short cpu_address;
	44	};
	45
	46	struct sysinfo_1_2_2 {
	47	char format;
	48	char reserved_0[1];
	49	unsigned short acc_offset;
	50	char reserved_1[24];
	51	unsigned int secondary_capability;
	52	unsigned int capability;
	53	unsigned short cpus_total;
	54	unsigned short cpus_configured;
	55	unsigned short cpus_standby;
	56	unsigned short cpus_reserved;
	57	unsigned short adjustment[0];
	58	};
	59
	60	struct sysinfo_1_2_2_extension {
	61	unsigned int alt_capability;
	62	unsigned short alt_adjustment[0];
	63	};
	64
	65	struct sysinfo_2_2_1 {
	66	char reserved_0[80];
	67	char sequence[16];
	68	char plant[4];
	69	unsigned short cpu_id;
	70	unsigned short cpu_address;
	71	};
	72
	73	struct sysinfo_2_2_2 {
	74	char reserved_0[32];
	75	unsigned short lpar_number;
	76	char reserved_1;
	77	unsigned char characteristics;
	78	unsigned short cpus_total;
	79	unsigned short cpus_configured;
	80	unsigned short cpus_standby;
	81	unsigned short cpus_reserved;
	82	char name[8];
	83	unsigned int caf;
	84	char reserved_2[16];
	85	unsigned short cpus_dedicated;
	86	unsigned short cpus_shared;
	87	};
	88
	89	#define LPAR_CHAR_DEDICATED (1 << 7)
	90	#define LPAR_CHAR_SHARED (1 << 6)
	91	#define LPAR_CHAR_LIMITED (1 << 5)
	92
	93	struct sysinfo_3_2_2 {
	94	char reserved_0[31];
8387c736 HC	95	unsigned char :4;
8387c736 HC	96	unsigned char count:4;
aa24f7f0 CB	97	struct {
	98	char reserved_0[4];
	99	unsigned short cpus_total;
	100	unsigned short cpus_configured;
	101	unsigned short cpus_standby;
	102	unsigned short cpus_reserved;
	103	char name[8];
	104	unsigned int caf;
	105	char cpi[16];
	106	char reserved_1[24];
	107
	108	} vm[8];
92e6ecf3	109	char reserved_544[3552];
aa24f7f0 CB	110	};
aa24f7f0 CB	111
c30f91b6 HC	112	#define TOPOLOGY_CPU_BITS 64
	113	#define TOPOLOGY_NR_MAG 6
	114
	115	struct topology_cpu {
	116	unsigned char reserved0[4];
	117	unsigned char :6;
	118	unsigned char pp:2;
	119	unsigned char reserved1;
	120	unsigned short origin;
	121	unsigned long mask[TOPOLOGY_CPU_BITS / BITS_PER_LONG];
	122	};
	123
	124	struct topology_container {
	125	unsigned char reserved[7];
	126	unsigned char id;
	127	};
	128
	129	union topology_entry {
	130	unsigned char nl;
	131	struct topology_cpu cpu;
	132	struct topology_container container;
	133	};
	134
	135	struct sysinfo_15_1_x {
	136	unsigned char reserved0[2];
	137	unsigned short length;
	138	unsigned char mag[TOPOLOGY_NR_MAG];
	139	unsigned char reserved1;
	140	unsigned char mnest;
	141	unsigned char reserved2[4];
	142	union topology_entry tle[0];
	143	};
	144
aa24f7f0 CB	145	static inline int stsi(void *sysinfo, int fc, int sel1, int sel2)
	146	{
	147	register int r0 asm("0") = (fc << 28) \| sel1;
	148	register int r1 asm("1") = sel2;
	149
	150	asm volatile(
	151	" stsi 0(%2)\n"
	152	"0: jz 2f\n"
	153	"1: lhi %0,%3\n"
	154	"2:\n"
	155	EX_TABLE(0b, 1b)
	156	: "+d" (r0) : "d" (r1), "a" (sysinfo), "K" (-ENOSYS)
	157	: "cc", "memory");
	158	return r0;
	159	}
f291e172	160
6bcac508 MS	161	/*
	162	* Service level reporting interface.
	163	*/
	164	struct service_level {
	165	struct list_head list;
	166	void (seq_print)(struct seq_file , struct service_level *);
	167	};
	168
	169	int register_service_level(struct service_level *);
	170	int unregister_service_level(struct service_level *);
	171
f291e172	172	#endif /* __ASM_S390_SYSINFO_H */