3 PPCBug Firmware
MVME51005E Single Board Computer Installation and Use (6806800A38B)
35
In order to use the diagnostics, you must switch to the diagnostic directory. You may switch
between directories by using the
SD
(Switch Directories) command. You may view a list of the
commands in the directory that you are currently in by using the
HE
(Help) command.
If you are in the debugger directory, the debugger prompt
PPC6-Bug>
is displayed, and all of the
debugger commands are available. Diagnostics commands cannot be entered at the
PPC6-
Bug>
prompt.
If you are in the diagnostic directory, the diagnostic prompt
PPC6-Diag>
is displayed, and all of
the debugger and diagnostic commands are available.
PPCBug’s diagnostic test groups are listed in
Table 3-2
. Note that not all tests are performed
on the MVME5100. Using the
HE
command, you can list the diagnostic routines available in
each test group. Refer to the
PPCBug Diagnostics Manual
,
listed in
Appendix D, Related
Documentation
for complete descriptions of the diagnostic routines and instructions on how to
invoke them.
Table 3-2. Diagnostic Test Groups
Test Group
Description
EPIC
EPIC Timers Test
PHB
PCI Bridge Revision Test
RAM
RAM Tests (various)
HOSTDMA
DMA Transfer Test
RTC
MK48Txx Real Time Clock Tests
UART
Serial Input/Output Tests (Register, IRQ, Baud, & Loopback)
Z8536
Z8536 Counter/Timer Tests*
SCC
Serial Communications Controller (Z85C230) Tests*
PAR8730x
Parallel Interface (PC8730x) Test*
KBD8730x
PC8730x Keyboard/Mouse Tests*
ISABRDGE
PCI/ISA Bridge Tests (Register Access & IRQ)
VME3
VME3 Tests (Register Read & Register Walking Bit)
DEC
DEC21x43 Ethernet Controller Tests
CL1283
Parallel Interface (CL1283) Tests*