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