Supero SUPER 370SBA, Руководство пользователя, Страница: 86 / 92

SUPER 370SBA/370SBM/370SLA/370SLM
User’s Manual
B-4
Check
Point Description
38 Initializing the bus input, IPL, and general devices next, if
present.
39 Displaying bus initialization error messages.
3A The new cursor position has been read and saved.
Displaying the Hit <DEL> message next.
40 Preparing the descriptor tables next.
42 The descriptor tables are prepared. 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 completed. Writing
patterns to test memory next.
47 The memory pattern has been written to extended
memory. Writing patterns to the base 640 KB memory
next.
48 Patterns written in base memory. Determining the
amount of memory below 1 MB next.
49 The amount of memory below 1 MB has been found
and verified. Determining the amount of memory above
1 MB memory next.
4B The amount of memory above 1 MB has been found
and verified. Checking for a soft reset and clearing the
memory below 1 MB for the soft reset next. If this is a
power on situation, going to checkpoint 4Eh next.