48 lines
1.4 KiB
Plaintext
48 lines
1.4 KiB
Plaintext
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# SPDX-License-Identifier: GPL-2.0
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choice
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prompt "Node addressing mode"
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depends on SGI_IP27
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default SGI_SN_M_MODE
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config SGI_SN_M_MODE
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bool "IP27 M-Mode"
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help
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The nodes of Origin, Onyx, Fuel and Tezro systems can be configured
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in either N-Modes which allows for more nodes or M-Mode which allows
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for more memory. Your hardware is almost certainly running in
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M-Mode, so choose M-mode here.
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config SGI_SN_N_MODE
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bool "IP27 N-Mode"
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help
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The nodes of Origin, Onyx, Fuel and Tezro systems can be configured
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in either N-Modes which allows for more nodes or M-Mode which allows
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for more memory. Your hardware is almost certainly running in
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M-Mode, so choose M-mode here.
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endchoice
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config MAPPED_KERNEL
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bool "Mapped kernel support"
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depends on SGI_IP27
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help
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Change the way a Linux kernel is loaded into memory on a MIPS64
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machine. This is required in order to support text replication on
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NUMA. If you need to understand it, read the source code.
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config REPLICATE_KTEXT
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bool "Kernel text replication support"
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depends on SGI_IP27
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select MAPPED_KERNEL
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help
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Say Y here to enable replicating the kernel text across multiple
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nodes in a NUMA cluster. This trades memory for speed.
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config REPLICATE_EXHANDLERS
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bool "Exception handler replication support"
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depends on SGI_IP27
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help
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Say Y here to enable replicating the kernel exception handlers
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across multiple nodes in a NUMA cluster. This trades memory for
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speed.
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