User`s manual

38
S1-2 DEBUSERIA
L#
7709A/7729 PTG1; Rev 4 Bd. or less only
S1-3 FLASHPROT
#
7709A/7729 PTG2; Rev 4 Bd. or less only
S1-4 MISCSW 7709A/7729 PTG3; Rev 4 Bd. or less only
S1-1 BOOTPROM# U6 – CPLD See 0 above. Applies to Rev 5 Bd.
and above
S1-2 DEBUSERIA
L#
U6 – CPLD See 0 above. Applies to Rev 5 Bd.
and above
S1-3 FLASHPROT
#
U6 – CPLD See 0 above. Applies to Rev 5 Bd.
and above
S1-4 MISCSW U6 – CPLD See 0 above. Applies to Rev 5 Bd.
and above
MISCSW: A ON indicates that the System Boot Monitor should download automatically. An OFF
indicates that the monitor should come up in command line mode (via the debug serial port). See
SW2 below.
FLASHPROT#: When ON indicates that the FLASH can not be written to. A OFF indicates the
FLASH can be written to.
DEBUGSER#: A ON indicates that debug will be performed over the debug serial port. A OFF
indicates that debug is done over the debug Ethernet port.
BOOTPROM#: A ON indicates that the system booted from the BOOT PROM versus the
FLASH.
Table 17: Switch S2 Settings
S2-1 S2-2 S2-3 S2-4 Definition
OFF OFF OFF OFF Reserved for future upgrades
OFF OFF OFF ON Lower 32MB SDRAM Test
OFF OFF ON OFF Upper 32MB SDRAM Test
OFF OFF ON ON Full SDRAM Test 1 through 6
OFF ON OFF OFF POST; Loop on Failure
OFF ON OFF ON POST; Indicate Failure and Continue
OFF ON ON OFF Reserved for future upgrades
OFF ON ON ON Display PCB Revision
ON OFF OFF OFF LED Test
ON OFF OFF ON Reserved for future upgrades
ON OFF ON OFF Reserved for future upgrades
ON OFF ON ON Reserved for future upgrades
ON ON OFF OFF Load Monitor;
Automatic Ethernet Boot if S1 – 4 is
ON
ON ON OFF ON Load Monitor;
Automatic Serial Boot if S1 – 4 is ON
ON ON ON OFF Load Monitor;
Automatic Parallel Boot if S1 – 4 is ON
ON ON ON ON Reserved for future upgrades
Switch 2 (S-2) is used to support debug and self-test modes for the system. They will primarily be
used at Boot time.