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Linux kernel mirror (for testing)
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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 address;
31 u8 reserved0[2];
32 u8 : 3;
33 u8 siif : 1;
34 u8 : 4;
35 u8 reserved2[10];
36 u8 type;
37 u8 reserved1;
38} __attribute__((packed));
39
40struct sclp_cpu_info {
41 unsigned int configured;
42 unsigned int standby;
43 unsigned int combined;
44 int has_cpu_type;
45 struct sclp_cpu_entry cpu[MAX_CPU_ADDRESS + 1];
46};
47
48int sclp_get_cpu_info(struct sclp_cpu_info *info);
49int sclp_cpu_configure(u8 cpu);
50int sclp_cpu_deconfigure(u8 cpu);
51unsigned long long sclp_get_rnmax(void);
52unsigned long long sclp_get_rzm(void);
53unsigned int sclp_get_max_cpu(void);
54int sclp_sdias_blk_count(void);
55int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
56int sclp_chp_configure(struct chp_id chpid);
57int sclp_chp_deconfigure(struct chp_id chpid);
58int sclp_chp_read_info(struct sclp_chp_info *info);
59void sclp_get_ipl_info(struct sclp_ipl_info *info);
60bool __init sclp_has_linemode(void);
61bool __init sclp_has_vt220(void);
62bool sclp_has_sprp(void);
63int sclp_pci_configure(u32 fid);
64int sclp_pci_deconfigure(u32 fid);
65int memcpy_hsa(void *dest, unsigned long src, size_t count, int mode);
66unsigned long sclp_get_hsa_size(void);
67void sclp_early_detect(void);
68int sclp_has_siif(void);
69unsigned int sclp_get_ibc(void);
70
71#endif /* _ASM_S390_SCLP_H */