Acer Aspire 1420P Aspire 1420P and 1820PT Service Guide - Page 167

BDS & Specific action: 0x0 0 0x1 2 0x1 3 0x2 1 0x2 7 0x2 8 0x5 0 0x5 1 0x5 8 0x5A 0x7 0 0x7 1 0x7 2 0x7 8 0x7 9 0x7A 0x9 0 0x9 1 0x9 2 0x9 3 0x9 4 0x9 5 0x9 8 Report the legacy boot is happening Wake up the APs Initialize SMM Private Data and relocate BSP SMBASE PC init begin at the stage1 Report every memory range do the hard ware ECC init Report status code of every memory range Get the root bridge handle Notify pci bus driver starts to program the resource Reset the host controller IdeBus begin initialization Simple Text Output Protocol Functions(VGA class reset) Report that VGA Class driver is being disabled Report that VGA Class driver is being enabled Terminal Console In reset and Console Out reset Report that the remote terminal is being disabled Report that the remote terminal is being enabled Keyboard reset USB Keyboard disable Keyboard detection Report that the usb keyboard is being enabled Clear the keyboard buffer Init Keyboard Mouse reset Chapter 4 157