1.2 System Unit Components 1 Hardware Overview
Satellite M40/M45 TECRA A4 dynabook Vx/4 Maintenance Manual 13
? BIOS ROM (flash EEPROM)
? 4Mb x 1 chip (512KB flash parts)
? 33kb used for EC BIOS
? 51kb used for VGA BIOS
? 40kb used for pxe boot
? 4kb used for logo
? 7kb used for USB
? 15kb used for SCU
? 14kb used for PCI
? 2kb used for ACPI
? 14kb used for PNP
? 30kb used for PM
? 50kb used for system BIOS
? 8kb used for micro code
? 2kb used for DMI
? 4kb used for password
? 26kb used for boot load
? 1kb used for IMAG002
? 2kb used for DYNALOGO
? 2kb used for TSBDEV
? 4kb used for OSB_CMT
? 4kb used for OSB_PMP
? 11kb used for DISPSEG
? 4kb used for OWNER_ROM
? 40kb used for GIGA
? 8kb used for TSBOEM
? 1kb used for CBboot
? 156kb reserved
? System controllers
? North Bridge: Intel 915 GM
? CPU interface and control
? System Memory Support
? PCI Express* Graphics (PEG) Interface
? Integrated Display Interface Support
? Internal Graphics Features
? Direct Media Interface (DMI)
? Power Management