projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1f38d613 | 1 | /* |
| a53c8fab | 2 | * Copyright IBM Corp. 2006 |
| 1f38d613 GS |
3 | * |
| 4 | * Author(s): Melissa Howland <melissah@us.ibm.com> | |
| 5 | */ | |
| 6 | ||
| 7 | #ifndef _ASM_S390_APPLDATA_H | |
| 8 | #define _ASM_S390_APPLDATA_H | |
| 9 | ||
| 1ec2772e | 10 | #include <asm/diag.h> |
| 1f38d613 GS |
11 | #include <asm/io.h> |
| 12 | ||
| 1f38d613 GS |
13 | #define APPLDATA_START_INTERVAL_REC 0x80 |
| 14 | #define APPLDATA_STOP_REC 0x81 | |
| 15 | #define APPLDATA_GEN_EVENT_REC 0x82 | |
| 16 | #define APPLDATA_START_CONFIG_REC 0x83 | |
| 17 | ||
| 18 | /* | |
| 19 | * Parameter list for DIAGNOSE X'DC' | |
| 20 | */ | |
| 21 | struct appldata_parameter_list { | |
| 22 | u16 diag; | |
| 23 | u8 function; | |
| 24 | u8 parlist_length; | |
| 25 | u32 unused01; | |
| 26 | u16 reserved; | |
| 27 | u16 buffer_length; | |
| 28 | u32 unused02; | |
| 29 | u64 product_id_addr; | |
| 30 | u64 buffer_addr; | |
| 31 | } __attribute__ ((packed)); | |
| 32 | ||
| 1f38d613 GS |
33 | struct appldata_product_id { |
| 34 | char prod_nr[7]; /* product number */ | |
| 35 | u16 prod_fn; /* product function */ | |
| 36 | u8 record_nr; /* record number */ | |
| 37 | u16 version_nr; /* version */ | |
| 38 | u16 release_nr; /* release */ | |
| 39 | u16 mod_lvl; /* modification level */ | |
| 40 | } __attribute__ ((packed)); | |
| 41 | ||
| 42 | static inline int appldata_asm(struct appldata_product_id *id, | |
| 43 | unsigned short fn, void *buffer, | |
| 44 | unsigned short length) | |
| 45 | { | |
| 46 | struct appldata_parameter_list parm_list; | |
| 47 | int ry; | |
| 48 | ||
| 49 | if (!MACHINE_IS_VM) | |
| a11b2ef7 | 50 | return -EOPNOTSUPP; |
| 1f38d613 GS |
51 | parm_list.diag = 0xdc; |
| 52 | parm_list.function = fn; | |
| 53 | parm_list.parlist_length = sizeof(parm_list); | |
| 54 | parm_list.buffer_length = length; | |
| 55 | parm_list.product_id_addr = (unsigned long) id; | |
| 56 | parm_list.buffer_addr = virt_to_phys(buffer); | |
| 1ec2772e | 57 | diag_stat_inc(DIAG_STAT_X0DC); |
| 1f38d613 | 58 | asm volatile( |
| 94c12cc7 | 59 | " diag %1,%0,0xdc" |
| 1f38d613 GS |
60 | : "=d" (ry) |
| 61 | : "d" (&parm_list), "m" (parm_list), "m" (*id) | |
| 62 | : "cc"); | |
| 63 | return ry; | |
| 64 | } | |
| 65 | ||
| 66 | #endif /* _ASM_S390_APPLDATA_H */ |