kernel bootloader

(A) ʲεǽ򥵥ݡȤƤޤ

1) Pc card enabler
	=> MECIA ȥˤбƤޤ

2) Cbus PnP initiator

3) Bios̤NEC ide ȥ顼ľܥIDE/EIDE disk
   kernelɤ߹ߤޤ
	=> biosɤޤ
	=> atapi deviceϥݡȤƤޤ

4) IDE pc cardkernelΥɤޤ
	=> atapi deviceϥݡȤƤޤ

5) Network boot򥵥ݡ (CbusɵڤPCMCIA)
   Cbus ڤ Pc card  ne2000ߴɤNetworkͳkernelɤ߹ߥ֡Ƚޤ

6) ꥢ륳󥽡򥵥ݡȤƤޤ

(B) 

1) ɤpatch򤢤ƤƺǿˤбkernelƲ

ʲ/usr/src/usr/src.skelunionޥȤƤȤޤ

2) system include files򥢥åץǡȤޤ
	cd /usr/src/sys
	make includes

3) bootloaderκڤsystem binary򥢥åץǡȤޤ
   äˡbootflagsޥɤιɬܤǤ

	cd /usr/src/sys
	make
	make clean
	make depend
	make install

4) ϽλǤ

5) : ưdiskκ
   *) 㤨Сfloppy diskưdiskˤϡ

       0) floppyʪformatѤߤȤޤ
       1) diskgen commandǺޤ
	  (boot loader̾ biosboot_pccs.symˤˡ
		diskgen fd0

   *˴¸diskΥ֡ȥɤ򥢥åץǡȤˤϡ
      ޤ/usr/mdecʲ˺ǿΥ֡ȥץब󥹥ȡ
      Ƥǧޤ

      1) 󥰥桼⡼ɤǺƵưޤϡsecurity level
	 ꤫ɬܤǤ
      2) /usrڤ/ޥȤޤ
	 mount -a
      3) TERMѿꤷޤ
	 export TERM=VSC30   (30Ի
	 export TERM=VSC25   (25Ի
      4) 㤨Сwd0ʤ
	 diskgen -b wd0
      5) diskgen ޥɤǡupdateǤߤޤ
        ǡȤϻؼ˽нλǤ
	 bootloader̾ϡbiosboot_pccs.symˤ

ʾǽλǤưƤߤƤ

*) pc cardϰܤΥåȤΤͭޤ
   ưɬפʥɤ2ܤ˺ɤǤ礦

*) ǥեȤǤlocal disk鵯ư褦ȤޤΤǡ
   network bootϡbootloaderΥ˥塼Фơ
	devsw
   Ȥǡlocal disk <=> network device ڤؤޤ

*) Cbus ether board (non PnP)Ǥϡiobase꤬ɬפǤ
   ֡ȥ˥塼ǻꤷƤ

        bootflags bus boot.isa name ne flags 0x400000 io 0xd8

*) Pccs ether cardǤϡɥ쥹ʤ
   ޤξ硢֡ȥ˥塼ǻꤷƤ

	bootflags bus boot.isa name ne.eth.addr 01:02:03:04:05:06

*) ֡ȥ˥塼饫ͥǥХio baseirqޤ

	bootflags bus kernel.isa name ne io 0xd8 irq 6

*) ֡ȥ˥塼ǻꤷ֤ư¸Ǽʹ
   Ѥޤ

	bootflags -s -f /tmp

   Ȥȡưꤵ줿Ƥ꤬

	/tmp/bootflags.db

   ˵Ҥޤbootflags.dbưdisk/etc֤
   θΡư꤬ưŪѤޤ

   ϡdiskgenޥɤǼưŪ˽ޤ
	diskgen -b оdisk
   ȤơdiskgenǡsaveǤǤ
   

*) ֡ȥϡֺǽ˵ưdisk/etc/bootflags.db
   ɤ߹ߡưޤޤɬפʾ򹹤
   kernelϤޤäơbootflags.db򵭽Ҥ뤳Ȥ
   ֡ȥڤӥͥư򥳥ȥޤ

   bootflags.confե˵Ҥ(Υƥץ졼Ȥ
   src.skel/sys/arch/i386/util/sbin/bootflagsˤޤ 
   bootflags ޥɤbootflags.db뤳ȤǼͳ˻ǽǤ

   㤨Сʤκäbootflags.conf/tmpˤʤ

	bootflags -f /tmp

   ǡ/tmpbootflags.dbޤޤդbootflags.db
   bootflags.confޤ

	bootflags -d -f /tmp

   ǡɸϤ/tmp/bootflags.dbեѥ뤷̤ɽޤ 

   *) ưdiskbootflags.confνѥڤbootflagsѹ
      diskgen commandǤǽǤ
	diskgen -b fd0
      diskgenǡeditǤǲ

*) ꥢ륳󥽡ˤˤϡưcapskana LED
   Ʋ

*) diskgen ޥɤǤ help or ? ͭǤǡޥɤ򻲾
   ƤޤƤθɬ"write"ޥɤǽ
   ºݤdisk˽񤭹Ǥ˺Ƚ̵̣ˤʤޤ
