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 15 struct 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 23 struct sclp_ipl_info { 24 int is_valid; 25 int has_dump; 26 char loadparm[LOADPARM_LEN]; 27 }; 28 29 struct sclp_cpu_entry { 30 u8 address; 31 u8 reserved0[13]; 32 u8 type; 33 u8 reserved1; 34 } __attribute__((packed)); 35 36 struct sclp_cpu_info { 37 unsigned int configured; 38 unsigned int standby; 39 unsigned int combined; 40 int has_cpu_type; 41 struct sclp_cpu_entry cpu[MAX_CPU_ADDRESS + 1]; 42 }; 43 44 int sclp_get_cpu_info(struct sclp_cpu_info *info); 45 int sclp_cpu_configure(u8 cpu); 46 int sclp_cpu_deconfigure(u8 cpu); 47 unsigned long long sclp_get_rnmax(void); 48 unsigned long long sclp_get_rzm(void); 49 unsigned int sclp_get_max_cpu(void); 50 int sclp_sdias_blk_count(void); 51 int sclp_sdias_copy(void *dest, int blk_num, int nr_blks); 52 int sclp_chp_configure(struct chp_id chpid); 53 int sclp_chp_deconfigure(struct chp_id chpid); 54 int sclp_chp_read_info(struct sclp_chp_info *info); 55 void sclp_get_ipl_info(struct sclp_ipl_info *info); 56 bool __init sclp_has_linemode(void); 57 bool __init sclp_has_vt220(void); 58 bool sclp_has_sprp(void); 59 int sclp_pci_configure(u32 fid); 60 int sclp_pci_deconfigure(u32 fid); 61 int memcpy_hsa(void *dest, unsigned long src, size_t count, int mode); 62 unsigned long sclp_get_hsa_size(void); 63 void sclp_early_detect(void); 64 65 #endif /* _ASM_S390_SCLP_H */ 66