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-rw-r--r--arch/Config.in.mips4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/Config.in.mips b/arch/Config.in.mips
index 7dd69659d7..f2b352b0b7 100644
--- a/arch/Config.in.mips
+++ b/arch/Config.in.mips
@@ -169,7 +169,9 @@ choice
depends on BR2_mips_32r5 || BR2_mips_64r5
default BR2_MIPS_ENABLE_NAN_2008
help
- NaN encoding to be used
+ MIPS supports two different NaN encodings, legacy and 2008.
+ Information about MIPS NaN encodings can be found here:
+ https://sourceware.org/binutils/docs/as/MIPS-NaN-Encodings.html
config BR2_MIPS_ENABLE_NAN_LEGACY
bool "legacy"
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