1/*
2 *    Copyright IBM Corp. 2007
3 *    Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
4 */
5
6#ifndef _ASM_S390_SCLP_H
7#define _ASM_S390_SCLP_H
8
9#include <linux/types.h>
10#include <asm/chpid.h>
11#include <asm/cpu.h>
12
13#define SCLP_CHP_INFO_MASK_SIZE		32
14
15struct sclp_chp_info {
16	u8 recognized[SCLP_CHP_INFO_MASK_SIZE];
17	u8 standby[SCLP_CHP_INFO_MASK_SIZE];
18	u8 configured[SCLP_CHP_INFO_MASK_SIZE];
19};
20
21#define LOADPARM_LEN 8
22
23struct sclp_ipl_info {
24	int is_valid;
25	int has_dump;
26	char loadparm[LOADPARM_LEN];
27};
28
29struct sclp_cpu_entry {
30	u8 core_id;
31	u8 reserved0[2];
32	u8 : 3;
33	u8 siif : 1;
34	u8 sigpif : 1;
35	u8 : 3;
36	u8 reserved2[10];
37	u8 type;
38	u8 reserved1;
39} __attribute__((packed));
40
41struct sclp_cpu_info {
42	unsigned int configured;
43	unsigned int standby;
44	unsigned int combined;
45	int has_cpu_type;
46	struct sclp_cpu_entry cpu[MAX_CPU_ADDRESS + 1];
47};
48
49int sclp_get_cpu_info(struct sclp_cpu_info *info);
50int sclp_cpu_configure(u8 cpu);
51int sclp_cpu_deconfigure(u8 cpu);
52unsigned long long sclp_get_rnmax(void);
53unsigned long long sclp_get_rzm(void);
54unsigned int sclp_get_max_cpu(void);
55unsigned int sclp_get_mtid(u8 cpu_type);
56unsigned int sclp_get_mtid_max(void);
57unsigned int sclp_get_mtid_prev(void);
58int sclp_sdias_blk_count(void);
59int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
60int sclp_chp_configure(struct chp_id chpid);
61int sclp_chp_deconfigure(struct chp_id chpid);
62int sclp_chp_read_info(struct sclp_chp_info *info);
63void sclp_get_ipl_info(struct sclp_ipl_info *info);
64bool __init sclp_has_linemode(void);
65bool __init sclp_has_vt220(void);
66bool sclp_has_sprp(void);
67int sclp_pci_configure(u32 fid);
68int sclp_pci_deconfigure(u32 fid);
69int memcpy_hsa(void *dest, unsigned long src, size_t count, int mode);
70unsigned long sclp_get_hsa_size(void);
71void sclp_early_detect(void);
72int sclp_has_siif(void);
73int sclp_has_sigpif(void);
74unsigned int sclp_get_ibc(void);
75
76long _sclp_print_early(const char *);
77
78#endif /* _ASM_S390_SCLP_H */
79