Broadcom BCM5722 Programmer's Manual page 9

Programmer's Guide
10/15/07
Operational Characteristics................................................................................................................. 134
Read/Write DMA Engines ............................................................................................................ 134
Register Quick Cross Reference ........................................................................................................ 135
Expansion ROM........................................................................................................................................ 135
Description .......................................................................................................................................... 135
Operational Characteristics................................................................................................................. 135
BIOS ................................................................................................................................................... 136
Preboot Execution Environment .................................................................................................. 136
Power Management ................................................................................................................................. 136
Description .......................................................................................................................................... 136
Operational Characteristics................................................................................................................. 137
Device State D0 (Uninitialized) .................................................................................................... 137
Device State D0 (Active).............................................................................................................. 138
Device State D3 (Hot) .................................................................................................................. 138
Device State D3 (Cold) ................................................................................................................ 138
Wake on LAN...................................................................................................................................... 138
GPIO ................................................................................................................................................... 139
Power Supply in D3 State ................................................................................................................... 139
Clock Control ...................................................................................................................................... 139
Device ACPI Transitions ..................................................................................................................... 140
Disable Device Through BIOS ............................................................................................................ 140
Register Quick Cross Reference ........................................................................................................ 141
Endian Control (Byte and Word Swapping)........................................................................................... 142
Background......................................................................................................................................... 142
Architecture ......................................................................................................................................... 143
Enable Endian Word Swap and Enable Endian Byte Swap Bits ........................................................ 144
Word Swap Data and Byte Swap Data Bits ........................................................................................ 146
Word Swap Data = 0, and Byte Swap Data = 0........................................................................... 147
Word Swap Data = 0, and Byte Swap Data = 1........................................................................... 147
Word Swap Data = 1, and Byte Swap Data = 0........................................................................... 148
Word Swap Data = 1, and Byte Swap Data = 1........................................................................... 148
Word Swap Non-Frame Data and Byte Swap Non-Frame Data Bits.................................................. 149
Word Swap Non-Frame Data = 0 and Byte Swap Non-Frame Data = 0 ..................................... 150
Word Swap Non-Frame Data = 1 and Byte Swap Non-Frame Data = 0 ..................................... 150
Word Swap Non-Frame Data = 0 and Byte Swap Non-Frame Data = 1 ..................................... 150
Document 5722-PG101-R
Bro adco m Co rp or atio n
BCM5722
Page ix