119
6 Tests and Error Messages
Order in Which POST Tests Are Performed
Checkpoint
Code
Beeps
POST Routine Description
02h
Verify Real Mode
03h
Disable Non-Maskable Interrupt (NMI)
04h
Get CPU type
06h
Initialize system hardware
08h
Initialize chipset with initial POST values
09h
Set IN POST flag
0Ah Initialize
CPU
registers
0Bh
Enable CPU cache
0Ch
Initialize caches to initial POST values
0Eh
Initialize I/O component
0Fh
Initialize the local bus IDE
10h
Initialize Power Management
11h
Load alternate registers with initial POST values
12h
Restore CPU control word during warm boot
13h
Initialize PCI Bus Mastering devices
14h
Initialize keyboard controller
16h
1-2-2-3
BIOS ROM checksum
17h
Initialize cache before memory autosize
18h
8254 timer initialization
1Ah
8237 DMA controller initialization
1Ch
Reset Programmable Interrupt Controller
20h
1-3-1-1
Test DRAM refresh
22h
1-3-1-3
Test 8742 keyboard controller
24h
Set ES segment register to 4 GB
26h
Enable A20 line
Содержание KAYAK XM600
Страница 1: ...HP Kayak XM600 PC Workstation Technical Reference Manual ...
Страница 32: ...32 1 System Overview Documentation ...
Страница 90: ...90 3 Interface Cards SCSI Adapter Card ...
Страница 138: ...138 7 Connectors and Sockets Rear Panel Socket Pin Layouts ...