1e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#ifndef _RUNTIME_INSTR_H 2e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#define _RUNTIME_INSTR_H 3e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 4e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#define S390_RUNTIME_INSTR_START 0x1 5e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#define S390_RUNTIME_INSTR_STOP 0x2 6e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 7e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauberstruct runtime_instr_cb { 8e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u64 buf_current; 9e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u64 buf_origin; 10e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u64 buf_limit; 11e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 12e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 valid : 1; 13e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 pstate : 1; 14e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 pstate_set_buf : 1; 15e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 home_space : 1; 16e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 altered : 1; 17e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 : 3; 18e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 pstate_sample : 1; 19e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 sstate_sample : 1; 20e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 pstate_collect : 1; 21e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 sstate_collect : 1; 22e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 : 1; 23e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 halted_int : 1; 24e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 int_requested : 1; 25e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 buffer_full_int : 1; 26e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 key : 4; 27e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 : 9; 28e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 rgs : 3; 29e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 30e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 mode : 4; 31e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 next : 1; 32e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 mae : 1; 33e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 : 2; 34e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 call_type_br : 1; 35e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 return_type_br : 1; 36e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 other_type_br : 1; 37e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 bc_other_type : 1; 38e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 emit : 1; 39e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 tx_abort : 1; 40e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 : 2; 41e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 bp_xn : 1; 42e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 bp_xt : 1; 43e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 bp_ti : 1; 44e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 bp_ni : 1; 45e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 suppr_y : 1; 46e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 suppr_z : 1; 47e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 48e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 dc_miss_extra : 1; 49e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 lat_lev_ignore : 1; 50e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 ic_lat_lev : 4; 51e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u32 dc_lat_lev : 4; 52e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 53e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u64 reserved1; 54e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u64 scaling_factor; 55e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u64 rsic; 56e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber __u64 reserved2; 57e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber} __packed __aligned(8); 58e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 59e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauberextern struct runtime_instr_cb runtime_instr_empty_cb; 60e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 61e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauberstatic inline void load_runtime_instr_cb(struct runtime_instr_cb *cb) 62e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber{ 63e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber asm volatile(".insn rsy,0xeb0000000060,0,0,%0" /* LRIC */ 64e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber : : "Q" (*cb)); 65e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber} 66e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 67e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauberstatic inline void store_runtime_instr_cb(struct runtime_instr_cb *cb) 68e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber{ 69e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber asm volatile(".insn rsy,0xeb0000000061,0,0,%0" /* STRIC */ 70e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber : "=Q" (*cb) : : "cc"); 71e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber} 72e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 73e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauberstatic inline void save_ri_cb(struct runtime_instr_cb *cb_prev) 74e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber{ 75e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#ifdef CONFIG_64BIT 76e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber if (cb_prev) 77e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber store_runtime_instr_cb(cb_prev); 78e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#endif 79e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber} 80e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 81e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauberstatic inline void restore_ri_cb(struct runtime_instr_cb *cb_next, 82e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber struct runtime_instr_cb *cb_prev) 83e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber{ 84e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#ifdef CONFIG_64BIT 85e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber if (cb_next) 86e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber load_runtime_instr_cb(cb_next); 87e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber else if (cb_prev) 88e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber load_runtime_instr_cb(&runtime_instr_empty_cb); 89e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#endif 90e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber} 91e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 92e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#ifdef CONFIG_64BIT 93e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauberextern void exit_thread_runtime_instr(void); 94e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#else 95e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauberstatic inline void exit_thread_runtime_instr(void) { } 96e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#endif 97e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber 98e4b8b3f33fcaa0ed6e6b5482a606091d8cd20bebJan Glauber#endif /* _RUNTIME_INSTR_H */ 99