(Other)UEFI? BIOS? Legacy? 淺談主機板UEFI觀念與迷思(轉錄)

Unified Extensible Firmware Interface (??UEFI)

?? ??? ?? ??

?????????UEFI??????????????????????UEFI?????????BIOS?UEFI??????????????????

(??????:UEFI????+Win10????+??CSM?10?????)

????????????????UEFI????

????????????????????????????????

???????UEFI???

EFI????????20??90??????????-HP Itanium???BIOS????ltanium????????????????????????????

??????????Extensible Firmware Interface (EFI)?[???????]

2005?7????????1.10?EFI??????????

????????????Unified EFI Forum???????????????EFI????UEFI?Unified EFI??????????U???????

???EFI??????????????????EFI?????????UEFI???UEFI?????

???????UEFI????????UEFI?BIOS?CSM?Secure Boot?Legacy BIOS?Boot?GOP?VBIOS?MBR?GPT?

????????BIOS??BIOS????????????????????????????BIOS?????????UEFI????????

1.UEFI:??????????BIOS??UEFI????BIOS???????????????????????????????????BIOS??????UEFI???

(??????BIOS?????UEFI?!)

????PC?????BIOS?????????????????????UEFI?????BIOS??UEFI???????????????????????!

????????????UEFI BIOS???????UEFI BIOS???????UEFI BIOS?? BIOS????PC???????????????PC???????????????IBM PC???????????BIOS?UEFI?????????Coreboot?????Mr.??????????????? (?????????????????????BIOS??????????UEFI???BIOS)?

(??BIOS)

(??UEFI??)

3.Boot:??????????????????????????????????????????????????????Windows?????????????????????????????????

?BIOS??????????????????????????????????Boot Menu?

????????????????????USB???????Windows???USB??Windows???????????????Windows???????Windows???????????????????Windows???????Windows?????

????BIOS???Boot menu???????USB?????????????USB???????????(?????????????)?

?????????????????????????????????????USB????????????????????USB??????????????????

?????UEFI???????UEFI????UEFI??????UEFI????????????????????!

(??UEFI??????????UEFI??)

(UEFI?????????!)

(????Boot Menu????UEFI?????UEFI?SanDisk??????????UEFI????)

**?????????? BIOS?UEFI?????????? ????????BIOS???????IBM PC?????????

UEFI????????????????????????IBM PC???????????

4.CSM: Compatibility Support Module????????

??????UEFI????????UEFI?????????????????????CSM???????UEFI???BIOS???????????BIOS?

?????UEFI??????CSM??BIOS??????BIOS??????

???Legacy???LegacyMode?Legacy BIOS?

????????UEFI????CSM???(Disable)?

???????????CSM???????UEFI+CSM????UEFI??

?CSM????????????????UEFI?????????????????????????

????????????????????????????????UEFI?????????BIOS??

??????????UEFI+CSM??????????BIOS????????:????????????_????

?2020???????????CSM?????????????????!

(CSM???UEFI??????????Legacy??UEFI+CSM?)

5.Secure Boot ??????UEFI?????????????

??????????????????EFI??????????????????

???????????????????????????????????????????????????????????????????????????????????????????Windows?????????linux??????????Secure_Boot????????????????????????PC????????????????????????????/????

Secure Boot????UEFI????????CSM??????Secure Boot??????Legacy???Legacy Option ROM?

Secure Boot????

6.GOP?VBIOS:

?UEFI?BIOS????????????????

???GOP?VBIOS?

??????UEFI??(?CSM??BIOS?UEFI)??????(???)?GOP?????

???BIOS???VBIOS????????????????????GOP???????UEFI??(??CSM)????????????????CSM??BIOS??????VBIOS???

????????GOP??

1.AMD????HD 7000?????????7850,7950,7970???

2.Nvidia????GeForce 600?????660, 660Ti, 670, 680????

???????AMD?7????NVIDIA?6???????????UEFI GOP!

??????????????????GOP?

CPU??????????? IvyBridge???CPU?????Sandy Bridge???????CSM?????????UEFI????

?????????????HD3000???????AMD???APU?????

7.GPT?MBR

?????UEFI????GPT??????

?????????Windows??????????????????????????C/D/E?????????????????????????????????????????????? C????? D????????

??????????????????MBR?GPT???????????????????

GPT?MBR???????????

GPT????????????????????18ET????128??(128?C.D.E?)?

MBR????????????????????2TB??????4?????(4?C.D.E?)?

??????????2TB??????GPT?????MBR??2TB???????????

??GPT??EFI?????????MBR???BIOS??UEFI????GPT???Win7?32?????GPT??????(??Windows)????????GPT?????????Win7 64?????GPT???????W8?????32?64????

W7 64???????UEFI(??????????)?

??Win7 64?? ?W8????????????UEFI?!

(??GPT???UEFI??????MBR?????)

?????UEFI???:

1.????UEFI

2.??????GOP(?VBIOS??????GOP)

3.?CSM??

4.??????UEFI????

5.Win7 64?? ? Win8???????

6.?USB??UEFI Windows???Fat32?exFat???NTFS?????

??????????????????????????HDD??SSD????????????UEFI?SSD??????????!

[??]????UEFI? BIOS? Legacy? ?????UEFI?????

?????????:

https://dotblogs.com.tw/thkaw/2013/11/14/w8withuefi_gop

https://zhuanlan.zhihu.com/p/25281151

https://en.wikipedia.org/wiki/Unified_Extensible_Firmware_Interface

https://www.techbang.com/albums/36

https://www.intel.com.tw/content/www/tw/zh/support/articles/000005749/graphics-drivers.html#1

https://www.howtogeek.com/56958/htg-explains-how-uefi-will-replace-the-bios/

https://www.happyassassin.net/2014/01/25/uefi-boot-how-does-that-actually-work-then/

https://www.amd.com/en/support/kb/faq/cpu-uefi-mode

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