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HighWire HW400c/2 User Reference Guide Rev 1.0
Table 10. Microwire EEPROM Contents, Uboot Area
Word
Address
Bits 15-8 (MSB)
Typical
Value
Bits 7-0 (LSB)
Typical
Value
0x10 Board IP Address byte 1 0xA8 Board IP Address byte 0 0xC0
0x11 Board IP Address byte 3 0x0A Board IP Address byte 2 0x01
0x12 Gateway IP Address byte 1 0xA8 Gateway IP Address byte 0 0xC0
0x13 Gateway IP Address byte 3 0x0A Gateway IP Address byte 2 0x01
0x14 Server IP Address byte 1 0xA8 Server IP Address byte 0 0xC0
0x15 Server IP Address byte 3 0x0A Server IP Address byte 2 0x01
0x16 –
0x2D
Reserved for other
IP Addresses
0xFF
Reserved for other
IP Addresses
0xFF
0x2E Netmask byte 1 0xFF Netmask byte 0 0xFF
0x2F Netmask byte 3 0x00 Netmask byte 2 0xFF
0x30 Baud byte 1 0x36 Baud byte 0 0x39
0x31 Baud byte 3 0x30 Baud byte 2 0x30
0x32 Baud byte 1 0x30 Baud byte 0 0x00
0x33 CRC32 byte 3 N/A CRC32 byte 2 N/A
0x34 CRC32 byte 1 N/A CRC32 byte 0 N/A
0x35 –
0x3A
Reserved
0xFF Reserved 0xFF
0x3B Load Address byte 1
0xFF
Load Address byte 0
0xFF
0x3C Load Address byte 3
0xFF
Load Address byte 2
0xFF
0x3D Load Address byte 5
0xFF
Load Address byte 4
0xFF
0x3E Load Address byte 7
0xFF
Load Address byte 6
0xFF
0x3F Boot Delay byte 1
0x00
Boot Delay byte 0
0x35
0x40 –
0x5F
Boot Filename (32 bytes) N/A Boot Filename (32 bytes) N/A
0x60 –
0xAF
Boot Arguments (80 bytes) N/A Boot Arguments (80 bytes) N/A
0xB0 –
0xFF
Boot Command (80 bytes) N/A Boot Command (80 bytes) N/A
Addresses are typically modified by the user through the U-boot software.
October 10, 2006 Copyright 2006, SBE, Inc. Page 21