164 lines
4.3 KiB
C
164 lines
4.3 KiB
C
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#ifndef __ALPHA_PAL_H
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#define __ALPHA_PAL_H
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/*
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* Common PAL-code
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*/
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#define PAL_halt 0
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#define PAL_cflush 1
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#define PAL_draina 2
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#define PAL_bpt 128
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#define PAL_bugchk 129
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#define PAL_chmk 131
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#define PAL_callsys 131
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#define PAL_imb 134
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#define PAL_rduniq 158
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#define PAL_wruniq 159
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#define PAL_gentrap 170
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#define PAL_nphalt 190
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/*
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* VMS specific PAL-code
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*/
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#define PAL_swppal 10
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#define PAL_mfpr_vptb 41
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/*
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* OSF specific PAL-code
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*/
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#define PAL_cserve 9
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#define PAL_wripir 13
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#define PAL_rdmces 16
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#define PAL_wrmces 17
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#define PAL_wrfen 43
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#define PAL_wrvptptr 45
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#define PAL_jtopal 46
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#define PAL_swpctx 48
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#define PAL_wrval 49
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#define PAL_rdval 50
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#define PAL_tbi 51
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#define PAL_wrent 52
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#define PAL_swpipl 53
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#define PAL_rdps 54
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#define PAL_wrkgp 55
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#define PAL_wrusp 56
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#define PAL_wrperfmon 57
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#define PAL_rdusp 58
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#define PAL_whami 60
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#define PAL_retsys 61
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#define PAL_rti 63
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#ifdef __KERNEL__
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#ifndef __ASSEMBLY__
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extern void halt(void) __attribute__((noreturn));
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#define __halt() __asm__ __volatile__ ("call_pal %0 #halt" : : "i" (PAL_halt))
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#define imb() \
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__asm__ __volatile__ ("call_pal %0 #imb" : : "i" (PAL_imb) : "memory")
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#define draina() \
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__asm__ __volatile__ ("call_pal %0 #draina" : : "i" (PAL_draina) : "memory")
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#define __CALL_PAL_R0(NAME, TYPE) \
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extern inline TYPE NAME(void) \
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{ \
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register TYPE __r0 __asm__("$0"); \
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__asm__ __volatile__( \
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"call_pal %1 # " #NAME \
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:"=r" (__r0) \
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:"i" (PAL_ ## NAME) \
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:"$1", "$16", "$22", "$23", "$24", "$25"); \
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return __r0; \
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}
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#define __CALL_PAL_W1(NAME, TYPE0) \
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extern inline void NAME(TYPE0 arg0) \
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{ \
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register TYPE0 __r16 __asm__("$16") = arg0; \
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__asm__ __volatile__( \
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"call_pal %1 # "#NAME \
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: "=r"(__r16) \
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: "i"(PAL_ ## NAME), "0"(__r16) \
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: "$1", "$22", "$23", "$24", "$25"); \
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}
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#define __CALL_PAL_W2(NAME, TYPE0, TYPE1) \
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extern inline void NAME(TYPE0 arg0, TYPE1 arg1) \
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{ \
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register TYPE0 __r16 __asm__("$16") = arg0; \
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register TYPE1 __r17 __asm__("$17") = arg1; \
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__asm__ __volatile__( \
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"call_pal %2 # "#NAME \
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: "=r"(__r16), "=r"(__r17) \
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: "i"(PAL_ ## NAME), "0"(__r16), "1"(__r17) \
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: "$1", "$22", "$23", "$24", "$25"); \
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}
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#define __CALL_PAL_RW1(NAME, RTYPE, TYPE0) \
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extern inline RTYPE NAME(TYPE0 arg0) \
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{ \
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register RTYPE __r0 __asm__("$0"); \
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register TYPE0 __r16 __asm__("$16") = arg0; \
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__asm__ __volatile__( \
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"call_pal %2 # "#NAME \
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: "=r"(__r16), "=r"(__r0) \
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: "i"(PAL_ ## NAME), "0"(__r16) \
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: "$1", "$22", "$23", "$24", "$25"); \
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return __r0; \
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}
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#define __CALL_PAL_RW2(NAME, RTYPE, TYPE0, TYPE1) \
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extern inline RTYPE NAME(TYPE0 arg0, TYPE1 arg1) \
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{ \
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register RTYPE __r0 __asm__("$0"); \
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register TYPE0 __r16 __asm__("$16") = arg0; \
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register TYPE1 __r17 __asm__("$17") = arg1; \
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__asm__ __volatile__( \
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"call_pal %3 # "#NAME \
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: "=r"(__r16), "=r"(__r17), "=r"(__r0) \
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: "i"(PAL_ ## NAME), "0"(__r16), "1"(__r17) \
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: "$1", "$22", "$23", "$24", "$25"); \
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return __r0; \
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}
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__CALL_PAL_W1(cflush, unsigned long);
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__CALL_PAL_R0(rdmces, unsigned long);
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__CALL_PAL_R0(rdps, unsigned long);
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__CALL_PAL_R0(rdusp, unsigned long);
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__CALL_PAL_RW1(swpipl, unsigned long, unsigned long);
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__CALL_PAL_R0(whami, unsigned long);
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__CALL_PAL_W2(wrent, void*, unsigned long);
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__CALL_PAL_W1(wripir, unsigned long);
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__CALL_PAL_W1(wrkgp, unsigned long);
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__CALL_PAL_W1(wrmces, unsigned long);
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__CALL_PAL_RW2(wrperfmon, unsigned long, unsigned long, unsigned long);
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__CALL_PAL_W1(wrusp, unsigned long);
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__CALL_PAL_W1(wrvptptr, unsigned long);
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/*
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* TB routines..
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*/
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#define __tbi(nr,arg,arg1...) \
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({ \
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register unsigned long __r16 __asm__("$16") = (nr); \
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register unsigned long __r17 __asm__("$17"); arg; \
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__asm__ __volatile__( \
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"call_pal %3 #__tbi" \
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:"=r" (__r16),"=r" (__r17) \
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:"0" (__r16),"i" (PAL_tbi) ,##arg1 \
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:"$0", "$1", "$22", "$23", "$24", "$25"); \
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})
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#define tbi(x,y) __tbi(x,__r17=(y),"1" (__r17))
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#define tbisi(x) __tbi(1,__r17=(x),"1" (__r17))
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#define tbisd(x) __tbi(2,__r17=(x),"1" (__r17))
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#define tbis(x) __tbi(3,__r17=(x),"1" (__r17))
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#define tbiap() __tbi(-1, /* no second argument */)
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#define tbia() __tbi(-2, /* no second argument */)
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#endif /* !__ASSEMBLY__ */
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#endif /* __KERNEL__ */
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#endif /* __ALPHA_PAL_H */
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