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Date: Fri, 14 Feb 1997 23:42:05 +0900
From: Toshiya Kuroda <toshiya@infonia.or.jp>
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Subject: [FreeBSD-users-jp 9813] Re: Re: AMD5x86 on Melco EUD-TP
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  $B9uED$G$9!#(B

>> $B<!$O!$L5M}LpM}(BWB$B$rM-8z$K$7$?%+!<%M%k$G%O%s%0%"%C%W$9$k>l9g!$$I$NCJ3,$G(B
>> $B$H$^$k$N$+CN$j$?$$$G$9!%(B

  $B;d$N(B FA + EUF-EP on FreeBSD(98)-2.1.5R Release $B$G;n$7$?7k2L$G$9!#(B
  /sys/pc98/i386/locore.s $B$N(B Cyrix CPU $B$N(B cache $B$r(B on $B$K$7$F$$$kItJ,$K(B
  (*1) $B$NFbMF$rIU$12C$(!"(Boptions "AMD_5x86" $B$r(B config file $B$KIU$12C$($F(B
  $B%3%s%Q%$%k$7$?(B kernel $B$G$N(B boot $B;~$N(B message $B$,(B (*2) $B$G$9!#(B
  ((*2) $B$O>e$NItJ,$O>JN,$7$F$"$j$^$9(B)

  ---(*1)------------------------------------------------------------
#ifdef AMD_5X86
	cli
	movl	%cr0,%eax
	orl	$0x40000000,%eax	/* disable cache */
	mov	%eax,%cr0

	wbinvd				# flush buffer

	movl	%cr0,%ebx
	andl	$0x0bfffffff,%ebx	# enable cache
	orl	$0x020000000,%ebx	# write back mode
	movl	%ebx,%cr0		# go!
	sti
#endif
  -------------------------------------------------------------------

  ---(*2)------------------------------------------------------------
Boot:
Booting sd(0,a)/kernel @ 0x100000
text=0xa8000 data=0xb000 bss=0xd574 symbols=[+0xa8c+0x4+0xb250+0x4+0xb839] total=0x1d7a91 entry point=0x100000


Fatal trap 9: general protection fault while in kernel mode
instruction pointer     = 0x8:0xf0100a44
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def32 1, gran 1
processor eflags        = resume, IOPL = 0
current process         = 0 ()
interrupt mask          = net tty bio
panic: general protection fault
Automatic reboot in 15 seconds - press a key on the console to abort
  ($B$3$3$G;_$^$C$?$^$^$K$J$k(B)
  -------------------------------------------------------------------

  $B$3$l$G;29M$K$J$j$^$9$G$7$g$&$+(B?

  $B0J>e$G$9!#(B

  $B9uED=S:H(B / Toshiya Kuroda
  e-mail: toshiya@infonia.or.jp
