1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*4882a593Smuzhiyun #ifndef _S390_UAPI_RUNTIME_INSTR_H 3*4882a593Smuzhiyun #define _S390_UAPI_RUNTIME_INSTR_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/types.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #define S390_RUNTIME_INSTR_START 0x1 8*4882a593Smuzhiyun #define S390_RUNTIME_INSTR_STOP 0x2 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun struct runtime_instr_cb { 11*4882a593Smuzhiyun __u64 rca; 12*4882a593Smuzhiyun __u64 roa; 13*4882a593Smuzhiyun __u64 rla; 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun __u32 v : 1; 16*4882a593Smuzhiyun __u32 s : 1; 17*4882a593Smuzhiyun __u32 k : 1; 18*4882a593Smuzhiyun __u32 h : 1; 19*4882a593Smuzhiyun __u32 a : 1; 20*4882a593Smuzhiyun __u32 reserved1 : 3; 21*4882a593Smuzhiyun __u32 ps : 1; 22*4882a593Smuzhiyun __u32 qs : 1; 23*4882a593Smuzhiyun __u32 pc : 1; 24*4882a593Smuzhiyun __u32 qc : 1; 25*4882a593Smuzhiyun __u32 reserved2 : 1; 26*4882a593Smuzhiyun __u32 g : 1; 27*4882a593Smuzhiyun __u32 u : 1; 28*4882a593Smuzhiyun __u32 l : 1; 29*4882a593Smuzhiyun __u32 key : 4; 30*4882a593Smuzhiyun __u32 reserved3 : 8; 31*4882a593Smuzhiyun __u32 t : 1; 32*4882a593Smuzhiyun __u32 rgs : 3; 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun __u32 m : 4; 35*4882a593Smuzhiyun __u32 n : 1; 36*4882a593Smuzhiyun __u32 mae : 1; 37*4882a593Smuzhiyun __u32 reserved4 : 2; 38*4882a593Smuzhiyun __u32 c : 1; 39*4882a593Smuzhiyun __u32 r : 1; 40*4882a593Smuzhiyun __u32 b : 1; 41*4882a593Smuzhiyun __u32 j : 1; 42*4882a593Smuzhiyun __u32 e : 1; 43*4882a593Smuzhiyun __u32 x : 1; 44*4882a593Smuzhiyun __u32 reserved5 : 2; 45*4882a593Smuzhiyun __u32 bpxn : 1; 46*4882a593Smuzhiyun __u32 bpxt : 1; 47*4882a593Smuzhiyun __u32 bpti : 1; 48*4882a593Smuzhiyun __u32 bpni : 1; 49*4882a593Smuzhiyun __u32 reserved6 : 2; 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun __u32 d : 1; 52*4882a593Smuzhiyun __u32 f : 1; 53*4882a593Smuzhiyun __u32 ic : 4; 54*4882a593Smuzhiyun __u32 dc : 4; 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun __u64 reserved7; 57*4882a593Smuzhiyun __u64 sf; 58*4882a593Smuzhiyun __u64 rsic; 59*4882a593Smuzhiyun __u64 reserved8; 60*4882a593Smuzhiyun } __attribute__((__packed__, __aligned__(8))); 61*4882a593Smuzhiyun load_runtime_instr_cb(struct runtime_instr_cb * cb)62*4882a593Smuzhiyunstatic inline void load_runtime_instr_cb(struct runtime_instr_cb *cb) 63*4882a593Smuzhiyun { 64*4882a593Smuzhiyun asm volatile(".insn rsy,0xeb0000000060,0,0,%0" /* LRIC */ 65*4882a593Smuzhiyun : : "Q" (*cb)); 66*4882a593Smuzhiyun } 67*4882a593Smuzhiyun store_runtime_instr_cb(struct runtime_instr_cb * cb)68*4882a593Smuzhiyunstatic inline void store_runtime_instr_cb(struct runtime_instr_cb *cb) 69*4882a593Smuzhiyun { 70*4882a593Smuzhiyun asm volatile(".insn rsy,0xeb0000000061,0,0,%0" /* STRIC */ 71*4882a593Smuzhiyun : "=Q" (*cb) : : "cc"); 72*4882a593Smuzhiyun } 73*4882a593Smuzhiyun 74*4882a593Smuzhiyun #endif /* _S390_UAPI_RUNTIME_INSTR_H */ 75