U-Boot
ATCA-F140 Installation and Use (6806800M67H
)
108
5.8
Power-On Self Test
When the ATCA-F140 is booted, U-boot executes a series of Power-On Self test (POST)
routines. These routines check the functionality of different controllers and other on-board
resources. The result is stored in memory and has the following format.
/dev/mtd2
Kernel DTB
0xE1F00000 -
0xE1F1FFFF
Active boot flash
/dev/mtd3
U-boot parameters
0xE1F40000-
0xE1F5FFFF
Active boot flash
/dev/mtd4
U-Boot image
0xE1F80000-
0xE1FFFFFF
Active boot flash
/dev/mtd5
Kernel image
0xE2000000 -
0xE25FFFFF
Stand-by boot flash
/dev/mtd6
Empty
0xE2600000 -
0xE3EFFFFF
Stand-by boot flash
/dev/mtd7
Kernel DTB
0xE3F00000 -
0xE3F1FFFF
Stand-by boot flash
/dev/mtd8
U-Boot boot
parameters
0xE3F40000 -
0xE3F5FFFF
Stand-by boot flash
/dev/mtd9
U-Boot image
0xE3F80000 -
0xE3FFFFFF
Stand-by boot flash
/dev/mtd10
FPGA
-
-
Table 5-2 Linux Devices (continued)
Linux Device Name
Content
Memory Area
Hardware Device
Table 5-3 POST Result Format
Offset
Description
0x0
Magic word: 0xAA55FCE0
0x4
CRC32 checksum over the POST result string
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