HP Kayak XU 04xx HP Kayak XU Series 04xx, HP MaxiLife Hardware Monitoring - Page 18

Checkpoint, POST Routine Description

Page 18 highlights

HP MaxiLife® Hardware Monitoring Order in Which the Tests Are Performed Checkpoint Code POST Routine Description 2Ah Clear 512 KB base RAM 32h Test CPU bus-clock frequency 33h Initialize POST Dispatch Manager 34h Test CMOS RAM 35h Initialize alternate chipset registers 36h Warm start shutdown 37h Reinitialize the chipset (MB only) 38h Shadow system BIOS ROM 39h Reinitialize the cache (MB only) 3Ah Autosize cache 3Ch Advanced configuration of chipset registers (V4.0, Release 6.0) 3Dh Load alternate registers with CMOS values 40h Set initial CPU speed 42h Initialize interrupt vectors 44h Initialize BIOS interrupts 45h POST device initialization 47h Initialize manager for PCI Option ROMs (Rel. 5.1 and earlier) 48h Check video configuration against CMOS 49h Initialize PCI bus and devices 4Ah Initialize all video adapters in system 4Bh QuietBoot start (optional)1 4Ch Shadow video BIOS ROM 4Eh Display BIOS copyright notice 50h Display CPU type and speed 51h Initialize EISA board 18

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18
HP MaxiLife® Hardware Monitoring
Order in Which the Tests Are Performed
2Ah
Clear 512 KB base RAM
32h
Test CPU bus-clock frequency
33h
Initialize POST Dispatch Manager
34h
Test CMOS RAM
35h
Initialize alternate chipset registers
36h
Warm start shutdown
37h
Reinitialize the chipset (MB only)
38h
Shadow system BIOS ROM
39h
Reinitialize the cache (MB only)
3Ah
Autosize cache
3Ch
Advanced configuration of chipset registers (V4.0, Release 6.0)
3Dh
Load alternate registers with CMOS values
40h
Set initial CPU speed
42h
Initialize interrupt vectors
44h
Initialize BIOS interrupts
45h
POST device initialization
47h
Initialize manager for PCI Option ROMs (Rel. 5.1 and earlier)
48h
Check video configuration against CMOS
49h
Initialize PCI bus and devices
4Ah
Initialize all video adapters in system
4Bh
QuietBoot start (optional)
1
4Ch
Shadow video BIOS ROM
4Eh
Display BIOS copyright notice
50h
Display CPU type and speed
51h
Initialize EISA board
Checkpoint
Code
POST Routine Description