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Maps and Registers
ATCA-7490 Installation and Use (6806800U11F
)
110
5.1.3
Super IO Configuration Register
After an LPC Reset (PCH_PLTRST_ is asserted) or “Power On Reset” the Super IO is in the Run
Mode with the UARTs disabled. They may be configured using the LPC IO Address Range SIW
(INDEX and DATA) by placing the Super IO into Configuration Mode. The BIOS uses these
configuration addresses to initialize the logical devices at POST. The INDEX and DATA
addresses are only valid when the Super IO is in Configuration State. The INDEX and DATA
addresses are effective only when the Super IO is in the Configuration State. When the Super
IO is not in the Configuration State, reads return 0xFF and write data is ignored.
5.1.3.1
Entering the Configuration State
The device enters the Configuration State by the following contiguous sequence:
1. Write 80H to Configuration Index Port.
2. Write 86H to Configuration Index Port.
5.1.3.2
Existing the Configuration State
The device exits the Configuration State by the following contiguous sequence:
1. Write 68H to Configuration Index Port.
2. Write 08H to Configuration Index Port.
Table 5-6 Super IO Configuration Index Register
LPC I/O Address: 0x4E
Bit
Description
Default
Access
7:0
INDEX. Configuration Index.
0xFF
LPC: r/w
Table 5-7 Super IO Configuration Data Register
LPC I/O Address: 0x4F
Bit
Description
Default
Access
7:0
DATA Configuration Data.
0xFF
LPC: r/w
Содержание ATCA-7490
Страница 1: ...ATCA 7490 Installation and Use P N 6806800U11F December 2018 ...
Страница 12: ...ATCA 7490 Installation and Use 6806800U11F Contents 12 Contents Contents ...
Страница 20: ...ATCA 7490 Installation and Use 6806800U11F 20 List of Tables ...
Страница 38: ...ATCA 7490 Installation and Use 6806800U11F Sicherheitshinweise 38 ...
Страница 44: ...Introduction ATCA 7490 Installation and Use 6806800U11F 44 ...
Страница 66: ...Hardware Preparation and Installation ATCA 7490 Installation and Use 6806800U11F 66 ...
Страница 88: ...Controls Indicators and Connectors ATCA 7490 Installation and Use 6806800U11F 88 ...
Страница 106: ...Functional Description ATCA 7490 Installation and Use 6806800U11F 106 ...
Страница 199: ...BIOS ATCA 7490 Installation and Use 6806800U11F 199 Add an ISCSI Attempt ...
Страница 226: ...BIOS ATCA 7490 Installation and Use 6806800U11F 226 Figure 6 25 Event Log Viewer ...
Страница 356: ...IPMI Feature Set ATCA 7490 Installation and Use 6806800U11F 356 ...
Страница 360: ...Replacing the Battery ATCA 7490 Installation and Use 6806800U11F 360 ...
Страница 371: ......