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authorRalf Baechle <ralf@linux-mips.org>2006-06-14 08:10:35 +0100
committerRalf Baechle <ralf@linux-mips.org>2006-06-19 17:39:23 +0100
commitf456acae4fe9b4504db7d75c51fba6b8db787ee2 (patch)
tree0957b407a6ce53a67a3df333a83d24a9d47d3c9b
parent09866258612bd9f389b0d86b3a63fe98e855d3f0 (diff)
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[MIPS] IP27: Cleanup N/M mode configuration.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--arch/mips/sgi-ip27/Kconfig25
-rw-r--r--include/asm-mips/sn/sn0/arch.h4
2 files changed, 22 insertions, 7 deletions
diff --git a/arch/mips/sgi-ip27/Kconfig b/arch/mips/sgi-ip27/Kconfig
index 4b7c3c6..f14ef38 100644
--- a/arch/mips/sgi-ip27/Kconfig
+++ b/arch/mips/sgi-ip27/Kconfig
@@ -4,14 +4,29 @@
# This options adds support for userspace processes upto 16TB size.
# Normally the limit is just .5TB.
+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"
- depends on SGI_IP27
+ depends on EXPERIMENTAL
help
- The nodes of Origin 200, Origin 2000 and Onyx 2 systems can be
- configured in either N-Modes which allows for more nodes or M-Mode
- which allows for more memory. Your system is most probably
- running in M-Mode, so you should say N here.
+ 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"
diff --git a/include/asm-mips/sn/sn0/arch.h b/include/asm-mips/sn/sn0/arch.h
index 0ecbaa0..f7c43fa 100644
--- a/include/asm-mips/sn/sn0/arch.h
+++ b/include/asm-mips/sn/sn0/arch.h
@@ -59,9 +59,9 @@
*/
#ifdef CONFIG_SGI_SN_N_MODE
#define MAX_MEM_SLOTS 16 /* max slots per node */
-#else /* !CONFIG_SGI_SN_N_MODE, assume M_MODE */
+#else /* !CONFIG_SGI_SN_N_MODE, assume CONFIG_SGI_SN_M_MODE */
#define MAX_MEM_SLOTS 32 /* max slots per node */
-#endif /* defined(N_MODE) */
+#endif /* CONFIG_SGI_SN_M_MODE */
#define SLOT_SHIFT (27)
#define SLOT_MIN_MEM_SIZE (32*1024*1024)
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