92 lines
2.1 KiB
C
92 lines
2.1 KiB
C
/*
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* Copyright IBM Corp. 2007
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* Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
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*/
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#ifndef _ASM_S390_SCLP_H
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#define _ASM_S390_SCLP_H
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#include <linux/types.h>
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#include <asm/chpid.h>
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#include <asm/cpu.h>
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#define SCLP_CHP_INFO_MASK_SIZE 32
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#define SCLP_MAX_CORES 256
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struct sclp_chp_info {
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u8 recognized[SCLP_CHP_INFO_MASK_SIZE];
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u8 standby[SCLP_CHP_INFO_MASK_SIZE];
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u8 configured[SCLP_CHP_INFO_MASK_SIZE];
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};
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#define LOADPARM_LEN 8
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struct sclp_ipl_info {
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int is_valid;
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int has_dump;
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char loadparm[LOADPARM_LEN];
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};
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struct sclp_core_entry {
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u8 core_id;
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u8 reserved0;
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u8 : 4;
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u8 sief2 : 1;
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u8 : 3;
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u8 : 3;
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u8 siif : 1;
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u8 sigpif : 1;
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u8 : 3;
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u8 reserved2[10];
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u8 type;
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u8 reserved1;
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} __attribute__((packed));
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struct sclp_core_info {
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unsigned int configured;
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unsigned int standby;
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unsigned int combined;
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struct sclp_core_entry core[SCLP_MAX_CORES];
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};
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struct sclp_info {
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unsigned char has_linemode : 1;
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unsigned char has_vt220 : 1;
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unsigned char has_siif : 1;
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unsigned char has_sigpif : 1;
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unsigned char has_core_type : 1;
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unsigned char has_sprp : 1;
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unsigned char has_hvs : 1;
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unsigned char has_esca : 1;
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unsigned char has_sief2 : 1;
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unsigned int ibc;
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unsigned int mtid;
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unsigned int mtid_cp;
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unsigned int mtid_prev;
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unsigned long rzm;
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unsigned long rnmax;
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unsigned long hamax;
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unsigned int max_cores;
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unsigned long hsa_size;
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unsigned long facilities;
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};
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extern struct sclp_info sclp;
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int sclp_get_core_info(struct sclp_core_info *info);
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int sclp_core_configure(u8 core);
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int sclp_core_deconfigure(u8 core);
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int sclp_sdias_blk_count(void);
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int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
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int sclp_chp_configure(struct chp_id chpid);
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int sclp_chp_deconfigure(struct chp_id chpid);
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int sclp_chp_read_info(struct sclp_chp_info *info);
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void sclp_get_ipl_info(struct sclp_ipl_info *info);
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int sclp_pci_configure(u32 fid);
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int sclp_pci_deconfigure(u32 fid);
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int memcpy_hsa_kernel(void *dest, unsigned long src, size_t count);
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int memcpy_hsa_user(void __user *dest, unsigned long src, size_t count);
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void sclp_early_detect(void);
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void _sclp_print_early(const char *);
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#endif /* _ASM_S390_SCLP_H */
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