Intel ECB-865 Computer Hardware User Manual


 
ECB-865
ECB-865 User’s Manual 99
Code Description
2A Bus initialization system, static, output devices will be done next, if
present.
2B Passing control to the video ROM to perform any required
configuration before the video ROM test.
2C To look for optional video ROM and give control.
2D The video ROM has returned control to BIOS POST. Performing any
required processing after the video ROM had control.
2E Completed podt-video ROM test processing. If the EGA/VGA controlle
r
is not found, performing the display memory read/write test next.
2F EGA/VGA not found. Display memory R/W test about to begin.
30 Display memory R/W test passed. Look for retrace checking next.
31 Display memory R/W test or retrace checking failed. To do alternate
display retrace checking.
32 Alternate display memory R/W test passed. To look for the alternate
display retrace checking.
34 Video display checking is over. Setting the display mode next.
37 The display mode is set. Displaying the power on message next.
38 Initializing the bus input, IPL, and general devices next, if present.
39 Displaying bus initialization error message.
3A
The new cursor position has been read and saved. Displaying the Hit
<DEL> message next.
40 Preparing the descriptor tables next.
42 Entering protected mode for the memory test next.
43 Entered protected mode. Enabling interrupts for diagnostics mode
next.
44 Interrupts enabled if the diagnostics switch is on. Initializing data to
check memory wraparound at 0:0 next.
45 Data initialized. Checking for memory wraparound at 0:0 and finding
the total System memory size next.
46 The memory wraparound test has completed. The memory size
calculation has been done. Writing patterns to test memory next.
47 The memory pattern has been written to extended memory. Writing
patterns to the base 640 KB memory test.
48 Patterns written in base memory. Determining the amount of memory
below 1MB next.
49 The amount of memory below 1MB has been found and verified.
Determining the amount of memory above 1MB memory next.