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Intel
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IXP400 Software
Endianness in Intel
®
IXP400 Software
April 2005 IXP400 Software Version 2.0 Programmer’s Guide
364 Document Number: 252539, Revision: 007
Enable Instr & Data cache.
Enable Branch Target buffer.
return
A similar implementation was required for execution in the VxWorks bootrom. The only caveat is
that the SDRAM used to load the VxWorks image must be kept in Address Coherent mode, as
execution control will be transferred to that image with the MMU disabled.
27.5.7 Software Versions
Table 69 provides a historical list of software releases for the IXP4XX product line and IXC1100
control plane processors. All versions currently support Big-Endian operation. The table shows
which versions also support Little-Endian operation.
Table 69. Intel
®
IXP400 Software Versions
Intel
®
IXP400 Software Version Little-Endian Support Yes/No
IXP400 software 1.0 No
IXP400 software 1.1 No
IXP400 software 1.2.1 No
IXP400 software 1.2.2 No
IXP400 software 1.3 Yes - VxWorks only
Intel
®
IXP425 DSLAM Software No
Intel
®
IXP400 DSP Software up to and including 2.5 No
IXP400 software 1.4 Yes - VxWorks
IXP400 software 1.5 Yes - VxWorks and Linux
IXP400 software 2.0
Yes - VxWorks
Yes - Linux on IXDP425 only
Intel® IXP400 Software plus Microsoft* Windows*
CE.NET BSP
Yes