/* SPDX-License-Identifier: GPL-2.0 */#ifndef __ALPHA_PAL_H#define __ALPHA_PAL_H #include <uapi/asm/pal.h> #ifndef __ASSEMBLER__ extern void halt(void) __attribute__((noreturn));#define __halt() __asm__ __volatile__ ("call_pal %0 #halt" : : "i" (PAL_halt)) #define imb() \__asm__ __volatile__ ("call_pal %0 #imb" : : "i" (PAL_imb) : "memory") #define draina() \__asm__ __volatile__ ("call_pal %0 #draina" : : "i" (PAL_draina) : "memory") #define __CALL_PAL_R0(NAME, TYPE)				\extern inline TYPE NAME(void)					\{								\	register TYPE __r0 __asm__("$0");			\	__asm__ __volatile__(					\		"call_pal %1 # " #NAME				\		:"=r" (__r0)					\		:"i" (PAL_ ## NAME)				\		:"$1", "$16", "$22", "$23", "$24", "$25");	\	return __r0;						\} #define __CALL_PAL_W1(NAME, TYPE0)				\extern inline void NAME(TYPE0 arg0)				\{								\	register TYPE0 __r16 __asm__("$16") = arg0;		\	__asm__ __volatile__(					\		"call_pal %1 # "#NAME				\		: "=r"(__r16)					\		: "i"(PAL_ ## NAME), "0"(__r16)			\		: "$1", "$22", "$23", "$24", "$25");		\} #define __CALL_PAL_W2(NAME, TYPE0, TYPE1)			\extern inline void NAME(TYPE0 arg0, TYPE1 arg1)			\{								\	register TYPE0 __r16 __asm__("$16") = arg0;		\	register TYPE1 __r17 __asm__("$17") = arg1;		\	__asm__ __volatile__(					\		"call_pal %2 # "#NAME				\		: "=r"(__r16), "=r"(__r17)			\		: "i"(PAL_ ## NAME), "0"(__r16), "1"(__r17)	\		: "$1", "$22", "$23", "$24", "$25");		\} #define __CALL_PAL_RW1(NAME, RTYPE, TYPE0)			\extern inline RTYPE NAME(TYPE0 arg0)				\{								\	register RTYPE __r0 __asm__("$0");			\	register TYPE0 __r16 __asm__("$16") = arg0;		\	__asm__ __volatile__(					\		"call_pal %2 # "#NAME				\		: "=r"(__r16), "=r"(__r0)			\		: "i"(PAL_ ## NAME), "0"(__r16)			\		: "$1", "$22", "$23", "$24", "$25");		\	return __r0;						\} #define __CALL_PAL_RW2(NAME, RTYPE, TYPE0, TYPE1)		\extern inline RTYPE NAME(TYPE0 arg0, TYPE1 arg1)		\{								\	register RTYPE __r0 __asm__("$0");			\	register TYPE0 __r16 __asm__("$16") = arg0;		\	register TYPE1 __r17 __asm__("$17") = arg1;		\	__asm__ __volatile__(					\		"call_pal %3 # "#NAME				\		: "=r"(__r16), "=r"(__r17), "=r"(__r0)		\		: "i"(PAL_ ## NAME), "0"(__r16), "1"(__r17)	\		: "$1", "$22", "$23", "$24", "$25");		\	return __r0;						\} __CALL_PAL_W1(cflush, unsigned long);__CALL_PAL_R0(rdmces, unsigned long);__CALL_PAL_R0(rdps, unsigned long);__CALL_PAL_R0(rdusp, unsigned long);__CALL_PAL_RW1(swpipl, unsigned long, unsigned long);__CALL_PAL_R0(whami, unsigned long);__CALL_PAL_W2(wrent, void*, unsigned long);__CALL_PAL_W1(wripir, unsigned long);__CALL_PAL_W1(wrkgp, unsigned long);__CALL_PAL_W1(wrmces, unsigned long);__CALL_PAL_RW2(wrperfmon, unsigned long, unsigned long, unsigned long);__CALL_PAL_W1(wrusp, unsigned long);__CALL_PAL_W1(wrvptptr, unsigned long);__CALL_PAL_RW1(wtint, unsigned long, unsigned long); /* * TB routines.. */#define __tbi(nr,arg,arg1...)					\({								\	register unsigned long __r16 __asm__("$16") = (nr);	\	register unsigned long __r17 __asm__("$17"); arg;	\	__asm__ __volatile__(					\		"call_pal %3 #__tbi"				\		:"=r" (__r16),"=r" (__r17)			\		:"0" (__r16),"i" (PAL_tbi) ,##arg1		\		:"$0", "$1", "$22", "$23", "$24", "$25");	\}) #define tbi(x,y)	__tbi(x,__r17=(y),"1" (__r17))#define tbisi(x)	__tbi(1,__r17=(x),"1" (__r17))#define tbisd(x)	__tbi(2,__r17=(x),"1" (__r17))#define tbis(x)		__tbi(3,__r17=(x),"1" (__r17))#define tbiap()		__tbi(-1, /* no second argument */)#define tbia()		__tbi(-2, /* no second argument */) /* * QEMU Cserv routines.. */ static inline unsigned longqemu_get_walltime(void){	register unsigned long v0 __asm__("$0");	register unsigned long a0 __asm__("$16") = 3; 	asm("call_pal %2 # cserve get_time"	    : "=r"(v0), "+r"(a0)	    : "i"(PAL_cserve)	    : "$17", "$18", "$19", "$20", "$21"); 	return v0;} static inline unsigned longqemu_get_alarm(void){	register unsigned long v0 __asm__("$0");	register unsigned long a0 __asm__("$16") = 4; 	asm("call_pal %2 # cserve get_alarm"	    : "=r"(v0), "+r"(a0)	    : "i"(PAL_cserve)	    : "$17", "$18", "$19", "$20", "$21"); 	return v0;} static inline voidqemu_set_alarm_rel(unsigned long expire){	register unsigned long a0 __asm__("$16") = 5;	register unsigned long a1 __asm__("$17") = expire; 	asm volatile("call_pal %2 # cserve set_alarm_rel"		     : "+r"(a0), "+r"(a1)		     : "i"(PAL_cserve)		     : "$0", "$18", "$19", "$20", "$21");} static inline voidqemu_set_alarm_abs(unsigned long expire){	register unsigned long a0 __asm__("$16") = 6;	register unsigned long a1 __asm__("$17") = expire; 	asm volatile("call_pal %2 # cserve set_alarm_abs"		     : "+r"(a0), "+r"(a1)		     : "i"(PAL_cserve)		     : "$0", "$18", "$19", "$20", "$21");} static inline unsigned longqemu_get_vmtime(void){	register unsigned long v0 __asm__("$0");	register unsigned long a0 __asm__("$16") = 7; 	asm("call_pal %2 # cserve get_time"	    : "=r"(v0), "+r"(a0)	    : "i"(PAL_cserve)	    : "$17", "$18", "$19", "$20", "$21"); 	return v0;} #endif /* !__ASSEMBLER__ */#endif /* __ALPHA_PAL_H */