| 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| 2 | #ifndef _S390_UAPI_RUNTIME_INSTR_H |
| 3 | #define _S390_UAPI_RUNTIME_INSTR_H |
| 4 | |
| 5 | #include <linux/types.h> |
| 6 | |
| 7 | #define S390_RUNTIME_INSTR_START	0x1 |
| 8 | #define S390_RUNTIME_INSTR_STOP		0x2 |
| 9 | |
| 10 | struct runtime_instr_cb { |
| 11 | 	__u64 rca; |
| 12 | 	__u64 roa; |
| 13 | 	__u64 rla; |
| 14 | |
| 15 | 	__u32 v			: 1; |
| 16 | 	__u32 s			: 1; |
| 17 | 	__u32 k			: 1; |
| 18 | 	__u32 h			: 1; |
| 19 | 	__u32 a			: 1; |
| 20 | 	__u32 reserved1		: 3; |
| 21 | 	__u32 ps		: 1; |
| 22 | 	__u32 qs		: 1; |
| 23 | 	__u32 pc		: 1; |
| 24 | 	__u32 qc		: 1; |
| 25 | 	__u32 reserved2		: 1; |
| 26 | 	__u32 g			: 1; |
| 27 | 	__u32 u			: 1; |
| 28 | 	__u32 l			: 1; |
| 29 | 	__u32 key		: 4; |
| 30 | 	__u32 reserved3		: 8; |
| 31 | 	__u32 t			: 1; |
| 32 | 	__u32 rgs		: 3; |
| 33 | |
| 34 | 	__u32 m			: 4; |
| 35 | 	__u32 n			: 1; |
| 36 | 	__u32 mae		: 1; |
| 37 | 	__u32 reserved4		: 2; |
| 38 | 	__u32 c			: 1; |
| 39 | 	__u32 r			: 1; |
| 40 | 	__u32 b			: 1; |
| 41 | 	__u32 j			: 1; |
| 42 | 	__u32 e			: 1; |
| 43 | 	__u32 x			: 1; |
| 44 | 	__u32 reserved5		: 2; |
| 45 | 	__u32 bpxn		: 1; |
| 46 | 	__u32 bpxt		: 1; |
| 47 | 	__u32 bpti		: 1; |
| 48 | 	__u32 bpni		: 1; |
| 49 | 	__u32 reserved6		: 2; |
| 50 | |
| 51 | 	__u32 d			: 1; |
| 52 | 	__u32 f			: 1; |
| 53 | 	__u32 ic		: 4; |
| 54 | 	__u32 dc		: 4; |
| 55 | |
| 56 | 	__u64 reserved7; |
| 57 | 	__u64 sf; |
| 58 | 	__u64 rsic; |
| 59 | 	__u64 reserved8; |
| 60 | } __attribute__((__packed__, __aligned__(8))); |
| 61 | |
| 62 | static __inline__ void load_runtime_instr_cb(struct runtime_instr_cb *cb) |
| 63 | { |
| 64 | 	__asm__ volatile(".insn	rsy,0xeb0000000060,0,0,%0"	/* LRIC */ |
| 65 | 		: : "Q" (*cb)); |
| 66 | } |
| 67 | |
| 68 | static __inline__ void store_runtime_instr_cb(struct runtime_instr_cb *cb) |
| 69 | { |
| 70 | 	__asm__ volatile(".insn	rsy,0xeb0000000061,0,0,%0"	/* STRIC */ |
| 71 | 		: "=Q" (*cb) : : "cc"); |
| 72 | } |
| 73 | |
| 74 | #endif /* _S390_UAPI_RUNTIME_INSTR_H */ |