19b747530SHeiko Carstens #ifndef __S390_ASM_SIGP_H 29b747530SHeiko Carstens #define __S390_ASM_SIGP_H 39b747530SHeiko Carstens 49b747530SHeiko Carstens /* SIGP order codes */ 59b747530SHeiko Carstens #define SIGP_SENSE 1 69b747530SHeiko Carstens #define SIGP_EXTERNAL_CALL 2 79b747530SHeiko Carstens #define SIGP_EMERGENCY_SIGNAL 3 858bc33b2SThomas Huth #define SIGP_START 4 99b747530SHeiko Carstens #define SIGP_STOP 5 109b747530SHeiko Carstens #define SIGP_RESTART 6 119b747530SHeiko Carstens #define SIGP_STOP_AND_STORE_STATUS 9 129b747530SHeiko Carstens #define SIGP_INITIAL_CPU_RESET 11 139b747530SHeiko Carstens #define SIGP_SET_PREFIX 13 149b747530SHeiko Carstens #define SIGP_STORE_STATUS_AT_ADDRESS 14 159b747530SHeiko Carstens #define SIGP_SET_ARCHITECTURE 18 16b13d3580SThomas Huth #define SIGP_COND_EMERGENCY_SIGNAL 19 179b747530SHeiko Carstens #define SIGP_SENSE_RUNNING 21 18*a62bc073SMichael Holzheu #define SIGP_STORE_ADDITIONAL_STATUS 23 199b747530SHeiko Carstens 209b747530SHeiko Carstens /* SIGP condition codes */ 219b747530SHeiko Carstens #define SIGP_CC_ORDER_CODE_ACCEPTED 0 229b747530SHeiko Carstens #define SIGP_CC_STATUS_STORED 1 239b747530SHeiko Carstens #define SIGP_CC_BUSY 2 249b747530SHeiko Carstens #define SIGP_CC_NOT_OPERATIONAL 3 259b747530SHeiko Carstens 269b747530SHeiko Carstens /* SIGP cpu status bits */ 279b747530SHeiko Carstens 289b747530SHeiko Carstens #define SIGP_STATUS_CHECK_STOP 0x00000010UL 299b747530SHeiko Carstens #define SIGP_STATUS_STOPPED 0x00000040UL 3021b26c08SCornelia Huck #define SIGP_STATUS_EXT_CALL_PENDING 0x00000080UL 319b747530SHeiko Carstens #define SIGP_STATUS_INVALID_PARAMETER 0x00000100UL 329b747530SHeiko Carstens #define SIGP_STATUS_INCORRECT_STATE 0x00000200UL 339b747530SHeiko Carstens #define SIGP_STATUS_NOT_RUNNING 0x00000400UL 349b747530SHeiko Carstens 35e7c46c66SHeiko Carstens #ifndef __ASSEMBLY__ 36e7c46c66SHeiko Carstens 37*a62bc073SMichael Holzheu static inline int __pcpu_sigp(u16 addr, u8 order, unsigned long parm, 38*a62bc073SMichael Holzheu u32 *status) 39e7c46c66SHeiko Carstens { 40*a62bc073SMichael Holzheu register unsigned long reg1 asm ("1") = parm; 41e7c46c66SHeiko Carstens int cc; 42e7c46c66SHeiko Carstens 43e7c46c66SHeiko Carstens asm volatile( 44e7c46c66SHeiko Carstens " sigp %1,%2,0(%3)\n" 45e7c46c66SHeiko Carstens " ipm %0\n" 46e7c46c66SHeiko Carstens " srl %0,28\n" 47e7c46c66SHeiko Carstens : "=d" (cc), "+d" (reg1) : "d" (addr), "a" (order) : "cc"); 48e7c46c66SHeiko Carstens if (status && cc == 1) 49e7c46c66SHeiko Carstens *status = reg1; 50e7c46c66SHeiko Carstens return cc; 51e7c46c66SHeiko Carstens } 52e7c46c66SHeiko Carstens 53e7c46c66SHeiko Carstens #endif /* __ASSEMBLY__ */ 54e7c46c66SHeiko Carstens 559b747530SHeiko Carstens #endif /* __S390_ASM_SIGP_H */ 56