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System Management: Boot Device Redirection (BDR)
ATCA-9305 User’s Manual 10009109-01
7-42
Figure 7-4: Boot Device Diagram
Note: The Boot Device Redirection mechanism is disabled when booting from the 512 KB socketed flash.
Figure 7-5: Boot Redirection Control Diagram
Initial boot attempt is from
ATCA-9305 soldered
flash bank 1
Boot device is 512
KB socketed flash
BDR Watchdog
disabled
512 KB socketed
flash installed on
ATCA-9305?
Yes
No
Jumper J11 [1:2]
shunt installed?
Yes
No
Secondary boot
attempt is from ATCA-
9305 soldered
flash bank 2
Yes
Flash bank 1
fail?
Yes
Flash bank 2
fail?
No
Boot from
flash bank 1
No
Boot from
flash bank 2
Management
Controller
Payload Reset
Force Boot Socket
I
2
C Port
Expander
Monitor Booted
Power Good
Payload Reset Indication
Private I
2
C
Boot Select [ ]
Payload Reset Indication Clear
Payload