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

/* SPDX-License-Identifier: GPL-2.0 */
/*
 *    Copyright IBM Corp. 2007
 *    Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
 */

#ifndef _ASM_S390_SCLP_H

#define _ASM_S390_SCLP_H

#include <linux/types.h>
#include <asm/chpid.h>
#include <asm/cpu.h>


#define SCLP_CHP_INFO_MASK_SIZE		32

#define SCLP_MAX_CORES			256


struct sclp_chp_info {
	
u8 recognized[SCLP_CHP_INFO_MASK_SIZE];
	
u8 standby[SCLP_CHP_INFO_MASK_SIZE];
	
u8 configured[SCLP_CHP_INFO_MASK_SIZE];
};


#define LOADPARM_LEN 8


struct sclp_ipl_info {
	
int is_valid;
	
int has_dump;
	
char loadparm[LOADPARM_LEN];
};


struct sclp_core_entry {
	
u8 core_id;
	
u8 reserved0;
	
u8 : 4;
	
u8 sief2 : 1;
	
u8 skey : 1;
	
u8 : 2;
	
u8 : 2;
	
u8 gpere : 1;
	
u8 siif : 1;
	
u8 sigpif : 1;
	
u8 : 3;
	
u8 reserved2[3];
	
u8 : 2;
	
u8 ib : 1;
	
u8 cei : 1;
	
u8 : 4;
	
u8 reserved3[6];
	
u8 type;
	
u8 reserved1;
} __attribute__((packed));


struct sclp_core_info {
	
unsigned int configured;
	
unsigned int standby;
	
unsigned int combined;
	
struct sclp_core_entry core[SCLP_MAX_CORES];
};


struct sclp_info {
	
unsigned char has_linemode : 1;
	
unsigned char has_vt220 : 1;
	
unsigned char has_siif : 1;
	
unsigned char has_sigpif : 1;
	
unsigned char has_core_type : 1;
	
unsigned char has_sprp : 1;
	
unsigned char has_hvs : 1;
	
unsigned char has_esca : 1;
	
unsigned char has_sief2 : 1;
	
unsigned char has_64bscao : 1;
	
unsigned char has_gpere : 1;
	
unsigned char has_cmma : 1;
	
unsigned char has_gsls : 1;
	
unsigned char has_ib : 1;
	
unsigned char has_cei : 1;
	
unsigned char has_pfmfi : 1;
	
unsigned char has_ibs : 1;
	
unsigned char has_skey : 1;
	
unsigned char has_kss : 1;
	
unsigned int ibc;
	
unsigned int mtid;
	
unsigned int mtid_cp;
	
unsigned int mtid_prev;
	
unsigned long rzm;
	
unsigned long rnmax;
	
unsigned long hamax;
	
unsigned int max_cores;
	
unsigned long hsa_size;
	
unsigned long facilities;
	
unsigned int hmfai;
};
extern struct sclp_info sclp;


struct zpci_report_error_header {
	
u8 version;	/* Interface version byte */
	
u8 action;	/* Action qualifier byte
                         * 1: Deconfigure and repair action requested
                         *      (OpenCrypto Problem Call Home)
                         * 2: Informational Report
                         *      (OpenCrypto Successful Diagnostics Execution)
                         */
	
u16 length;	/* Length of Subsequent Data (up to 4K – SCLP header */
	
u8 data[0];	/* Subsequent Data passed verbatim to SCLP ET 24 */

} __packed;

int sclp_early_get_core_info(struct sclp_core_info *info);
void sclp_early_get_ipl_info(struct sclp_ipl_info *info);
void sclp_early_detect(void);
void sclp_early_printk(const char *s);
void __sclp_early_printk(const char *s, unsigned int len);

int _sclp_get_core_info(struct sclp_core_info *info);
int sclp_core_configure(u8 core);
int sclp_core_deconfigure(u8 core);
int sclp_sdias_blk_count(void);
int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
int sclp_chp_configure(struct chp_id chpid);
int sclp_chp_deconfigure(struct chp_id chpid);
int sclp_chp_read_info(struct sclp_chp_info *info);
int sclp_pci_configure(u32 fid);
int sclp_pci_deconfigure(u32 fid);
int sclp_pci_report(struct zpci_report_error_header *report, u32 fh, u32 fid);
int memcpy_hsa_kernel(void *dest, unsigned long src, size_t count);
int memcpy_hsa_user(void __user *dest, unsigned long src, size_t count);
void sclp_ocf_cpc_name_copy(char *dst);



static inline int sclp_get_core_info(struct sclp_core_info *info, int early)
{
	if (early)
		return sclp_early_get_core_info(info);
	return _sclp_get_core_info(info);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Heiko Carstens
31
100.00%
2
100.00%
Total
31
100.00%
2
100.00%

#endif /* _ASM_S390_SCLP_H */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Heiko Carstens
205
34.40%
8
22.86%
David Hildenbrand
199
33.39%
13
37.14%
Sebastian Ott
40
6.71%
1
2.86%
Peter Oberparleiter
39
6.54%
1
2.86%
Michael Holzheu
36
6.04%
3
8.57%
Martin Schwidefsky
33
5.54%
3
8.57%
Jan Glauber
14
2.35%
1
2.86%
Eugene (jno) Dvurechenski
12
2.01%
1
2.86%
Janosch Frank
7
1.17%
1
2.86%
Farhan Ali
6
1.01%
1
2.86%
Alexander Yarygin
4
0.67%
1
2.86%
Greg Kroah-Hartman
1
0.17%
1
2.86%
Total
596
100.00%
35
100.00%
Directory: arch/s390/include/asm

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