Chapter 2 Programming Details
MVME3100 Programmer’s Guide (V3100A/PG1)
25
TSEC1_
TXD [6:4]
Resistors
111
Boot ROM Location
000
PCI/PCI-X
001
DDR SDRAM
011
RapidIO
101
Local Bus GPCM
8-bit ROM
110
Local Bus GPCM
16-bit ROM
111
Local Bus GPCM
32-bit ROM
TSEC2_
TXD7
Resistor
0
TSEC2 Protocol
Configuration
0
TSEC2 controller uses
GMII protocol (or
RGMII if TSEC2
configured in reduced
mode)
1
TSEC2 controller uses
TBI protocol (or RTBI
if TSEC2 configured in
reduced mode)
TSEC2_
TXD [6:5]
Resistors
11
Local Bus Output
Hold Configuration
00
0 added buffer delays
(0 added buffer delays
for LALE)
01
3 added buffer delays
(1 added buffer delay
for LALE)
10
2 added buffer delays
(1 added buffer delay
for LALE)
11
1 added buffer delay
(0 added buffer delays
for LALE)
TSEC2_
TXD [2:4]
Fixed
000
RapidIO Device ID
(3 lower-order bits)
000
Unconnected Inputs
LA27
Resistor
1
CPU Boot
Configuration
0
CPU boot hold off
mode
3
1
e500 core boots
without waiting for
configuration by an
external master
Table 2-1. MPC8540 Power-on Reset Configuration Settings (continued)
MPC8540 Signal
Select Option
Default
Setting
Description
State of Bit vs Function
1