2 * Copyright IBM Corp. 2007
3 * Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
6 #ifndef _ASM_S390_SCLP_H
7 #define _ASM_S390_SCLP_H
9 #include <linux/types.h>
10 #include <asm/chpid.h>
13 #define SCLP_CHP_INFO_MASK_SIZE 32
14 #define SCLP_MAX_CORES 256
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_core_entry {
43 } __attribute__((packed));
45 struct sclp_core_info {
46 unsigned int configured;
48 unsigned int combined;
49 struct sclp_core_entry core[SCLP_MAX_CORES];
53 unsigned char has_linemode : 1;
54 unsigned char has_vt220 : 1;
55 unsigned char has_siif : 1;
56 unsigned char has_sigpif : 1;
57 unsigned char has_core_type : 1;
58 unsigned char has_sprp : 1;
59 unsigned char has_hvs : 1;
60 unsigned char has_esca : 1;
61 unsigned char has_sief2 : 1;
65 unsigned int mtid_prev;
69 unsigned int max_cores;
70 unsigned long hsa_size;
71 unsigned long facilities;
74 extern struct sclp_info sclp;
76 struct zpci_report_error_header {
77 u8 version; /* Interface version byte */
78 u8 action; /* Action qualifier byte
79 * 1: Deconfigure and repair action requested
80 * (OpenCrypto Problem Call Home)
81 * 2: Informational Report
82 * (OpenCrypto Successful Diagnostics Execution)
84 u16 length; /* Length of Subsequent Data (up to 4K – SCLP header */
85 u8 data[0]; /* Subsequent Data passed verbatim to SCLP ET 24 */
88 int sclp_get_core_info(struct sclp_core_info *info);
89 int sclp_core_configure(u8 core);
90 int sclp_core_deconfigure(u8 core);
91 int sclp_sdias_blk_count(void);
92 int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
93 int sclp_chp_configure(struct chp_id chpid);
94 int sclp_chp_deconfigure(struct chp_id chpid);
95 int sclp_chp_read_info(struct sclp_chp_info *info);
96 void sclp_get_ipl_info(struct sclp_ipl_info *info);
97 int sclp_pci_configure(u32 fid);
98 int sclp_pci_deconfigure(u32 fid);
99 int sclp_pci_report(struct zpci_report_error_header *report, u32 fh, u32 fid);
100 int memcpy_hsa_kernel(void *dest, unsigned long src, size_t count);
101 int memcpy_hsa_user(void __user *dest, unsigned long src, size_t count);
102 void sclp_early_detect(void);
103 void _sclp_print_early(const char *);
105 #endif /* _ASM_S390_SCLP_H */