BDS & Specific action:
0x0 | Report the legacy boot is happening |
0 |
|
|
|
0x1 | Wake up the APs |
2 |
|
|
|
0x1 | Initialize SMM Private Data and relocate BSP SMBASE |
3 |
|
|
|
0x2 | PC init begin at the stage1 |
1 | Report every memory range do the hard ware ECC init |
0x2 |
|
7 |
|
|
|
0x2 | Report status code of every memory range |
8 |
|
|
|
0x5 | Get the root bridge handle |
0 |
|
|
|
0x5 | Notify pci bus driver starts to program the resource |
1 |
|
|
|
0x5 | Reset the host controller |
8 |
|
|
|
0x5A | IdeBus begin initialization |
|
|
0x7 | Simple Text Output Protocol Functions(VGA class reset) |
0 |
|
|
|
0x7 | Report that VGA Class driver is being disabled |
1 |
|
|
|
0x7 | Report that VGA Class driver is being enabled |
2 |
|
|
|
0x7 | Terminal Console In reset and Console Out reset |
8 |
|
|
|
0x7 | Report that the remote terminal is being disabled |
9 |
|
|
|
0x7A | Report that the remote terminal is being enabled |
|
|
0x9 | Keyboard reset |
0 |
|
|
|
0x9 | USB Keyboard disable |
1 |
|
|
|
0x9 | Keyboard detection |
2 |
|
|
|
0x9 | Report that the usb keyboard is being enabled |
3 |
|
|
|
0x9 | Clear the keyboard buffer |
4 |
|
|
|
0x9 | Init Keyboard |
5 |
|
0x9 | Mouse reset |
8 |
|
|
|
Chapter 4 | 163 |
