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Maps and Registers
ATCA-7490 Installation and Use (6806800U11F
)
170
5.1.21 PCH Output Enable Register
The output signals, PCH_RCIN_, PCH_SCI_ and PCH_PSTATE_ are connected to the GPIO Pins
of the PCH. After power-up, the PCH drives these signals. To avoid signal contention, the
outputs are tri-stated. After software has configured the PCH GPIO pins as inputs, the
corresponding outputs can be enabled with this Register.
5.1.22 RTM SPI Interface Registers
The signals, RTM_SPI_SCK, RTM_SPI_SS_, RTM_SPI_MISO and RTM_SPI_MOSI are used to
support a SPI master protocol. The signal, RTM_SPI_MISO is also used to signal an ARTM
interrupt to the base board. See
.
Table 5-83 PCH Output Enable Register
Address Offset: 0x41
Bit
Description
Default
Access
0
PCH_RCIN_ enable:
0: Disabled. Signal is tri-state
1: Enabled. Drive pch_rcin
0
LPC: r/w
1
PCH_SCI_ enable:
0: Disabled. Signal is tri-state
1: Enabled. Drive pch_sci
0
LPC: r/w
2
PCH_PSTATE_ enable:
0: Disabled. Signal is tri-state
1: Enabled. Drive pch_pstate
0
LPC: r/w
7:3
Reserved
0
0
At the moment, there is no ARTM with an SPI interface defined.
Summary of Contents for ATCA-7490
Page 1: ...ATCA 7490 Installation and Use P N 6806800U11F December 2018 ...
Page 12: ...ATCA 7490 Installation and Use 6806800U11F Contents 12 Contents Contents ...
Page 20: ...ATCA 7490 Installation and Use 6806800U11F 20 List of Tables ...
Page 38: ...ATCA 7490 Installation and Use 6806800U11F Sicherheitshinweise 38 ...
Page 44: ...Introduction ATCA 7490 Installation and Use 6806800U11F 44 ...
Page 66: ...Hardware Preparation and Installation ATCA 7490 Installation and Use 6806800U11F 66 ...
Page 88: ...Controls Indicators and Connectors ATCA 7490 Installation and Use 6806800U11F 88 ...
Page 106: ...Functional Description ATCA 7490 Installation and Use 6806800U11F 106 ...
Page 199: ...BIOS ATCA 7490 Installation and Use 6806800U11F 199 Add an ISCSI Attempt ...
Page 226: ...BIOS ATCA 7490 Installation and Use 6806800U11F 226 Figure 6 25 Event Log Viewer ...
Page 356: ...IPMI Feature Set ATCA 7490 Installation and Use 6806800U11F 356 ...
Page 360: ...Replacing the Battery ATCA 7490 Installation and Use 6806800U11F 360 ...
Page 371: ......