(toppers-users 1938) Re: H8S、非タスクコンテキストでの割込みについて質問

[二村誠示]

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> > $ cpu_insn.h:0121     set_ccr( (IPM) (current_ccr() | CCR_I_UI)
> > );
> >       $B!&(B  /* CCR$B$N(BI,UI$B%S%C%H$rN)$F$k!#(BCCR_I_UI=0xc0 */
> >       $B!&(B  /* $B3d9~$_@)8f%b!<%I#1$N$?$a$KJQ99$7$F$$$k(B */
> 
> $B$?$V$s$3$3$G!"%l%8%9%?$KFI$_9~$s$G!":FEY%;%C%H$9$k4V$K3d$j9~$_$,(B
> $BH/@8$7$F$$$k$N$G$O$J$$$G$7$g$&$+!)(B
> $B%*%j%8%J%k$N%=!<%9$O!"#1L?Na$G!"(Bccr$B$rJQ99$7$F$$$k$+$H;W$$$^$9!#(B

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$B!&(Bccr$B$NCM$r%l%8%9%?$KFI$_9~$_(B
$B!!!!!!!!"-(B
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$B$^$?!"(Bccr$B$N%;%C%H$O(B1$BL?Na!J(BLDC.B  R2L, CCR$B!K$G9T$C$F$$$^$9!#(B
$B!&(BLDC.B   R2L,CCR   /* R2L($B8=:_$N(BCCR$B$N(BI,UI$B$r(B1$B$K$7$?CM(B)$B$r(BCCR$B$K%;%C%H(B
                       $B$3$NL?Na$N8e$K3d9~$_$,H/@8(B */


> > $ sys_manage.c:0169   t_lock_cpu();
> >       $B!&(B          /* $B%7%j%"%k3d9~$_Cf$N=hM}(B */
> $B%*%j%8%J%k%=!<%99T$HF1$8$G$"$k$J$i!"(Bloc_cpu()$B$NCf$N(B
> $B=hM}$G$9!#$b$7%7%j%"%k%I%i%$%PFb$G!"(Bcpu$B$r%m%C%/$9$k$N$J$i$P(B
> $BHs%3%s%F%-%9%HMQ$N(Biloc_cpu()$B$N$O$:$G$O$H;W$C$F$$$^$9!#(B

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