include/asm-s390/sclp.h

   1 /*
   2  *  include/asm-s390/sclp.h
   3  *
   4  *    Copyright IBM Corp. 2007
   5  *    Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
   6  */
   7
   8 #ifndef _ASM_S390_SCLP_H
   9 #define _ASM_S390_SCLP_H
  10
  11 #include <linux/types.h>
  12 #include <asm/chpid.h>
  13
  14 #define SCLP_CHP_INFO_MASK_SIZE         32
  15
  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];
  20 };
  21
  22 #define LOADPARM_LEN 8
  23
  24 struct sclp_ipl_info {
  25         int is_valid;
  26         int has_dump;
  27         char loadparm[LOADPARM_LEN];
  28 };
  29
  30 void sclp_readinfo_early(void);
  31 void sclp_facilities_detect(void);
  32 unsigned long long sclp_memory_detect(void);
  33 int sclp_sdias_blk_count(void);
  34 int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
  35 int sclp_chp_configure(struct chp_id chpid);
  36 int sclp_chp_deconfigure(struct chp_id chpid);
  37 int sclp_chp_read_info(struct sclp_chp_info *info);
  38 void sclp_get_ipl_info(struct sclp_ipl_info *info);
  39
  40 #endif /* _ASM_S390_SCLP_H */