HP Kayak XU 04xx HP Kayak XU PC Workstation Technical Reference Manual Hardwar - Page 76
The following are for boot block in Flash ROM, Checkpoint, POST Routine Description, Boot to Full DOS
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5 Power-On Self-Test and Error Messages Order in Which the Tests are Performed Checkpoint Code POST Routine Description The following are for boot block in Flash ROM E0h Initialize the chipset E1h Initialize the bridge E2h Initialize the CPU E3h Initialize system timer E4h Initialize system I/O E5h Check force recovery boot E6h Checksum BIOS ROM E7h Go to BIOS E8h Set Huge Segment E9h Initialize Multi Processor EAh Initialize OEM special code EBh Initialize PIC and DMA ECh Initialize Memory type EDh Initialize Memory size EEh Shadow Boot Block EFh System memory test F0h Initialize interrupt vectors F1h Initialize Run Time Clock F2h Initialize video F3h Initialize beeper F4h Initialize boot F5h Clear Huge segment F6h Boot to Mini DOS F7h Boot to Full DOS 68