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13 nor flash, Table 7-6, Nor flash command usage – Artesyn COMX-P40x0 ENP2 Installation and Use (August 2014) User Manual

Page 98

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COMX-P40x0 ENP2 Installation and Use (6806800R95B)

98

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:

7.13 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".

NOR Flash supports the following commands: md, cp, cmp, protect and erase.

Usage:

UART0

-

setenv uart# 0; saveenv; reset

UART1

-

setenv uart# 1; saveenv; reset

UART2

-

setenv uart# 2; saveenv; reset

UART3

-

setenv uart# 3; saveenv; reset

In :

Serial

Out :

Serial

Err :

Serial

Current Console:

uart#0

Table 7-6 NOR Flash Command Usage

Command

Description

protect on start end

Protects flash from address "start" to address "end"

protect on start +len

Protects flash from address "start" to end of section with address
"start"+"len"-1