98
ATCA-F140 Series Installation and Use (6806800M67S)
Functional Description
Functional Description
.
In case of an IPMC firmware upgrade, the BOOT_BANK signal stays unchanged. After
IPMC firmware update is finished, the IPMC reads the status of BOOT_BANK before
driving it again. During debugging, it is possible to disconnect the BOOT_BANK signal
driven by IPMC and select its value by a mechanical switch setting.
4.6.3
eUSB Flash Module
The ATCA-F140 provides a 2mm eUSB header (P8). This 10-pin header is designed to
support industry-standard low profile 5V eUSB modules. The ATCA-F140 is delivered with
an eUSB module installed. Use the blade operating system disk utilities to determine the
available storage.
Figure 4-3 Boot Bank Selection Logic
Table 4-2
Boot Bank Write Protection
BOOT
SELECT
Chip Select Mapping
Boot Device Write Protection
Low
BOOT_FLASH_0_L =
SP_CS0_L
BOOT_FLASH_1_L =
SP_CS1_L
Boot Flash #1
Boot Flash #1 = Write Protected
Boot Flash #2 = Not Write Protected
High
BOOT_FLASH_0_L =
SP_CS1_L
BOOT_FLASH_1_L =
SP_CS0_L
Boot Flash #2
Boot Flash #1 = Not Write Protected
Boot Flash #2 = Write Protected
