projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef S390_CHSC_H |
| 2 | #define S390_CHSC_H | |
| 3 | ||
| f86635fa PO |
4 | #include <linux/types.h> |
| 5 | #include <linux/device.h> | |
| e5854a58 | 6 | #include <asm/chpid.h> |
| f86635fa | 7 | |
| fb6958a5 CH |
8 | #define CHSC_SDA_OC_MSS 0x2 |
| 9 | ||
| 1da177e4 LT |
10 | struct chsc_header { |
| 11 | u16 length; | |
| 12 | u16 code; | |
| 0f008aa3 | 13 | } __attribute__ ((packed)); |
| 1da177e4 | 14 | |
| 495a5b45 CH |
15 | #define NR_MEASUREMENT_CHARS 5 |
| 16 | struct cmg_chars { | |
| 17 | u32 values[NR_MEASUREMENT_CHARS]; | |
| 0f008aa3 | 18 | } __attribute__ ((packed)); |
| 495a5b45 CH |
19 | |
| 20 | #define NR_MEASUREMENT_ENTRIES 8 | |
| 21 | struct cmg_entry { | |
| 22 | u32 values[NR_MEASUREMENT_ENTRIES]; | |
| 0f008aa3 | 23 | } __attribute__ ((packed)); |
| 495a5b45 | 24 | |
| 1da177e4 LT |
25 | struct channel_path_desc { |
| 26 | u8 flags; | |
| 27 | u8 lsn; | |
| 28 | u8 desc; | |
| 29 | u8 chpid; | |
| 30 | u8 swla; | |
| 31 | u8 zeroes; | |
| 32 | u8 chla; | |
| 33 | u8 chpp; | |
| 0f008aa3 | 34 | } __attribute__ ((packed)); |
| 1da177e4 | 35 | |
| e6b6e10a | 36 | struct channel_path; |
| 1da177e4 | 37 | |
| 2b67fc46 HC |
38 | extern int css_get_ssd_info(struct subchannel *); |
| 39 | extern int chsc_process_crw(void); | |
| 1da177e4 LT |
40 | |
| 41 | struct css_general_char { | |
| 42 | u64 : 41; | |
| 43 | u32 aif : 1; /* bit 41 */ | |
| 44 | u32 : 3; | |
| 45 | u32 mcss : 1; /* bit 45 */ | |
| 46 | u32 : 2; | |
| 47 | u32 ext_mb : 1; /* bit 48 */ | |
| 48 | u32 : 7; | |
| 49 | u32 aif_tdd : 1; /* bit 56 */ | |
| 8129ee16 FP |
50 | u32 : 1; |
| 51 | u32 qebsm : 1; /* bit 58 */ | |
| 52 | u32 : 8; | |
| 1da177e4 LT |
53 | u32 aif_osa : 1; /* bit 67 */ |
| 54 | u32 : 28; | |
| 55 | }__attribute__((packed)); | |
| 56 | ||
| 57 | struct css_chsc_char { | |
| 58 | u64 res; | |
| 495a5b45 CH |
59 | u64 : 20; |
| 60 | u32 secm : 1; /* bit 84 */ | |
| 61 | u32 : 1; | |
| 62 | u32 scmc : 1; /* bit 86 */ | |
| 63 | u32 : 20; | |
| 1da177e4 LT |
64 | u32 scssc : 1; /* bit 107 */ |
| 65 | u32 scsscf : 1; /* bit 108 */ | |
| 66 | u32 : 19; | |
| 67 | }__attribute__((packed)); | |
| 68 | ||
| 69 | extern struct css_general_char css_general_characteristics; | |
| 70 | extern struct css_chsc_char css_chsc_characteristics; | |
| 71 | ||
| 72 | extern int chsc_determine_css_characteristics(void); | |
| 73 | extern int css_characteristics_avail; | |
| 74 | ||
| fb6958a5 | 75 | extern int chsc_enable_facility(int); |
| 495a5b45 CH |
76 | struct channel_subsystem; |
| 77 | extern int chsc_secm(struct channel_subsystem *, int); | |
| fb6958a5 | 78 | |
| e6b6e10a PO |
79 | int chsc_chp_vary(struct chp_id chpid, int on); |
| 80 | int chsc_determine_channel_path_description(struct chp_id chpid, | |
| 81 | struct channel_path_desc *desc); | |
| 82 | int chsc_chp_online(struct chp_id chpid); | |
| 83 | void chsc_chp_offline(struct chp_id chpid); | |
| 84 | int chsc_get_channel_measurement_chars(struct channel_path *chp); | |
| a28c6944 | 85 | |
| 1da177e4 | 86 | #endif |