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-rw-r--r--docs/overview.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/overview.txt b/docs/overview.txt
index 743592c..92af992 100644
--- a/docs/overview.txt
+++ b/docs/overview.txt
@@ -565,12 +565,18 @@ The architecture's ".in" file API:
The ARM architecture.
+ optional:
selects adequate associated config options.
+ Note: 64-bit architectures *shall* select ARCH_64
Eg.:
config ARCH_arm
select ARCH_SUPPORTS_BOTH_ENDIAN
select ARCH_DEFAULT_LE
help
The ARM architecture.
+ Eg.:
+ config ARCH_x86_64
+ select ARCH_64
+ help
+ The x86_64 architecture.
> other target-specific options, at your discretion. Note however that to
avoid name-clashing, such options shall be prefixed with "ARCH_%arch%",