Artesyn COMX-P4080 Installation and Use (August 2014) - Manual (Page 96)

BSP Operations
COMX-P4080 COM Express Module Installation and Use (6806800L20C) 96
The default active console is UART0. The working mode is 115200, 8, N, 1. Each of the four
UART can become the active console by setting the environment variable "uart#".
The UART boot up message in U-Boot is as follows:
7.11 NOR Flash
The NOR Flash is Numonyx™ Axcell™ JS28F00AM29EWL or Spansion S29GL01GP11TFIR2 and
is attached to the GPCM on local bus and works with 16-bit data width. It is either 1 GB or 128
MB and has 1024 uniform blocks of 128 K (or 64 K words each). The 36-bit physical address of
NOR Flash is 0xFE8000000 - 0xFEFFFFFFF. Boot up message in U-Boot is "FLASH: 128 MiB".
For more information on the NOR Flash memory maps, see Table "NOR Flash Map" on page 74
NOR Flash supports the following commands: md, cp, cmp, protect and erase.
Usage:
UART0 - setnev uart# 0; savenv; reset
UART1 - setnev uart# 1; savenv; reset
UART2 - setnev uart# 2; savenv; reset
UART3 - setnev uart# 3; savenv; reset
In : Serial
Out : Serial
Err : Serial
Current Console: uart#0
Table 7-5 NOR Flash Command Usage
Command Description
protect on start end Protects flash from address "start" to address "end"