Acer Power SP Technical Information PDF herunterladen (Seite 57)

Chapter 4 51

69h Turn on L2 cache

6Ah Reserved

6Bh Program chipset registers according to items described in Setup

& Auto-configuration table

6Ch Reserved

6Dh

1. Assign resources to all ISA PnP devices.

2. Auto assign ports to onboard COM ports if the corre-

sponding item in Setup is set to “Auto”.

6Eh Reserved

6Fh

1. Initialize floppy controller

2. Set up floppy related fields in 40:hardware

70h Reserved

71h Reserved

72h Reserved

73h Reserved

74h Reserved

75h Detech &install all IDE device: HDD, LS120, ZIP, CDROM...

76h (Optional feature)

Enter AWDFLASH.EXE if:

- AWDFLASH.EXE is found in floppy drive.

- ALT+F2 is prrssed.

77h Detect serial ports & parallel ports

78h Reserved

79h Reserved

7Ah Detect & install co-processor

7Bh Reserved

7Ch Init HDD write protect

7Dh Reserved

7Eh Reserved

7Fh Switch back to text mode if full screen logo is supported.

- If errors occur, report errors & wait for keys

- If no errors occur or F1 key is pressed to continue:

Clear EPA or customization logo.

80h Reserved

81h Reserved

82h

1. Call chipset power management hook.

2. Recover the text fond used by EPA logo (not for full

screen logo).

3. If password is set, ask for password.

83h Save all data in stack back to CMOS

84h Initialize ISA PnP boot devices

85h

1. USB final initialization

2. Switch screen back to text mode

Checkpoint Description

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