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1/*
2 * include/asm-s390/sclp.h
3 *
4 * Copyright IBM Corp. 2007
5 * Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
6 */
7
8#ifndef _ASM_S390_SCLP_H
9#define _ASM_S390_SCLP_H
10
11#include <linux/types.h>
12#include <asm/chpid.h>
13
14#define SCLP_CHP_INFO_MASK_SIZE 32
15
16struct sclp_chp_info {
17 u8 recognized[SCLP_CHP_INFO_MASK_SIZE];
18 u8 standby[SCLP_CHP_INFO_MASK_SIZE];
19 u8 configured[SCLP_CHP_INFO_MASK_SIZE];
20};
21
22#define LOADPARM_LEN 8
23
24struct sclp_ipl_info {
25 int is_valid;
26 int has_dump;
27 char loadparm[LOADPARM_LEN];
28};
29
30void sclp_readinfo_early(void);
31void sclp_facilities_detect(void);
32unsigned long long sclp_memory_detect(void);
33int sclp_sdias_blk_count(void);
34int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
35int sclp_chp_configure(struct chp_id chpid);
36int sclp_chp_deconfigure(struct chp_id chpid);
37int sclp_chp_read_info(struct sclp_chp_info *info);
38void sclp_get_ipl_info(struct sclp_ipl_info *info);
39
40#endif /* _ASM_S390_SCLP_H */