2 * include/asm-s390/sclp.h
4 * Copyright IBM Corp. 2007
5 * Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
8 #ifndef _ASM_S390_SCLP_H
9 #define _ASM_S390_SCLP_H
11 #include <linux/types.h>
12 #include <asm/chpid.h>
14 #define SCLP_CHP_INFO_MASK_SIZE 32
16 struct 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];
22 #define LOADPARM_LEN 8
24 struct sclp_ipl_info {
27 char loadparm[LOADPARM_LEN];
30 struct sclp_cpu_entry {
35 } __attribute__((packed));
37 struct sclp_cpu_info {
38 unsigned int configured;
40 unsigned int combined;
42 struct sclp_cpu_entry cpu[255];
45 int sclp_get_cpu_info(struct sclp_cpu_info *info);
46 int sclp_cpu_configure(u8 cpu);
47 int sclp_cpu_deconfigure(u8 cpu);
48 void sclp_read_info_early(void);
49 void sclp_facilities_detect(void);
50 unsigned long long sclp_memory_detect(void);
51 int sclp_sdias_blk_count(void);
52 int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
53 int sclp_chp_configure(struct chp_id chpid);
54 int sclp_chp_deconfigure(struct chp_id chpid);
55 int sclp_chp_read_info(struct sclp_chp_info *info);
56 void sclp_get_ipl_info(struct sclp_ipl_info *info);
58 #endif /* _ASM_S390_SCLP_H */