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gerrit-public.fairphone.software / kernel / msm-4.19 / 37c5f6c86cf5cda66c71c3bb1672e3b09d81c6da / . / arch / s390 / include / asm / sclp.h
blob: 74ba690064f5cf950a8427afcb3f0f0774ab60b0 [file] [log] [blame]
Heiko Carstensab14de62007-02-05 21:18:37 +0100[diff] [blame]1/*
Heiko Carstensab14de62007-02-05 21:18:37 +0100[diff] [blame]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>
Peter Oberparleitere5854a52007-04-27 16:01:31 +0200[diff] [blame]10#include <asm/chpid.h>
Heiko Carstens9c095232013-11-30 12:00:28 +0100[diff] [blame]11#include <asm/cpu.h>
Heiko Carstensab14de62007-02-05 21:18:37 +0100[diff] [blame]12
Peter Oberparleitere5854a52007-04-27 16:01:31 +0200[diff] [blame]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
Heiko Carstens05dd2532007-07-10 11:24:09 +0200[diff] [blame]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
Heiko Carstens08d07962008-01-26 14:10:56 +0100[diff] [blame]29struct sclp_cpu_entry {
Martin Schwidefsky10ad34b2015-01-14 17:52:10 +0100[diff] [blame]30 u8 core_id;
Heiko Carstens217a4402013-12-30 12:54:14 +0100[diff] [blame]31 u8 reserved0[2];
32 u8 : 3;
33 u8 siif : 1;
David Hildenbrandd614be02014-10-14 12:11:02 +0200[diff] [blame]34 u8 sigpif : 1;
35 u8 : 3;
Heiko Carstens217a4402013-12-30 12:54:14 +0100[diff] [blame]36 u8 reserved2[10];
Heiko Carstens08d07962008-01-26 14:10:56 +0100[diff] [blame]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;
Heiko Carstens9c095232013-11-30 12:00:28 +0100[diff] [blame]46 struct sclp_cpu_entry cpu[MAX_CPU_ADDRESS + 1];
Heiko Carstens08d07962008-01-26 14:10:56 +0100[diff] [blame]47};
48
David Hildenbrand37c5f6c2015-05-06 13:18:59 +0200[diff] [blame^]49struct sclp_info {
50 unsigned char has_linemode : 1;
51 unsigned char has_vt220 : 1;
52 unsigned char has_siif : 1;
53 unsigned char has_sigpif : 1;
54 unsigned char has_cpu_type : 1;
55 unsigned char has_sprp : 1;
56 unsigned int ibc;
57 unsigned int mtid;
58 unsigned int mtid_cp;
59 unsigned int mtid_prev;
60 unsigned long long rzm;
61 unsigned long long rnmax;
62 unsigned long long hamax;
63 unsigned int max_cpu;
64 unsigned long hsa_size;
65};
66extern struct sclp_info sclp;
67
Heiko Carstens08d07962008-01-26 14:10:56 +0100[diff] [blame]68int sclp_get_cpu_info(struct sclp_cpu_info *info);
69int sclp_cpu_configure(u8 cpu);
70int sclp_cpu_deconfigure(u8 cpu);
Martin Schwidefsky10ad34b2015-01-14 17:52:10 +0100[diff] [blame]71unsigned int sclp_get_mtid(u8 cpu_type);
72unsigned int sclp_get_mtid_max(void);
Heiko Carstens05dd2532007-07-10 11:24:09 +0200[diff] [blame]73int sclp_sdias_blk_count(void);
74int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
75int sclp_chp_configure(struct chp_id chpid);
76int sclp_chp_deconfigure(struct chp_id chpid);
77int sclp_chp_read_info(struct sclp_chp_info *info);
78void sclp_get_ipl_info(struct sclp_ipl_info *info);
Jan Glauber7441b062012-11-29 14:35:47 +0100[diff] [blame]79int sclp_pci_configure(u32 fid);
80int sclp_pci_deconfigure(u32 fid);
Michael Holzheu6f79d332013-09-11 14:24:54 -0700[diff] [blame]81int memcpy_hsa(void *dest, unsigned long src, size_t count, int mode);
Michael Holzheu7b50da52013-11-13 10:38:27 +0100[diff] [blame]82void sclp_early_detect(void);
Chen Gangfbf87df2015-01-03 17:29:07 +0800[diff] [blame]83long _sclp_print_early(const char *);
84
Heiko Carstensab14de62007-02-05 21:18:37 +0100[diff] [blame]85#endif /* _ASM_S390_SCLP_H */