Update the docs to reflect the two new variables, cpu_instruction_set
for non-arm builds and platform for arm builds.
Fixes: bf66003b51ec ("build: use platform for generic and native builds")
Signed-off-by: Juraj Linkeš <juraj.lin...@pantheon.tech>
---
doc/guides/prog_guide/build-sdk-meson.rst | 14 +++++++++++---
1 file changed, 11 insertions(+), 3 deletions(-)
diff --git a/doc/guides/prog_guide/build-sdk-meson.rst
b/doc/guides/prog_guide/build-sdk-meson.rst
index 877a64b061..0f5ce599be 100644
--- a/doc/guides/prog_guide/build-sdk-meson.rst
+++ b/doc/guides/prog_guide/build-sdk-meson.rst
@@ -91,7 +91,8 @@ Project-specific options are passed used -Doption=value::
meson -Denable_docs=true fullbuild # build and install docs
- meson -Dmachine=generic # use builder-independent baseline -march
+ meson -Dcpu_instruction_set=generic # use builder-independent
+ # baseline -march
meson -Ddisable_drivers=event/*,net/tap # disable tap driver and all
# eventdev PMDs for a smaller build
@@ -120,9 +121,16 @@ Examples of setting some of the same options using meson
configure::
re-scan from meson.
.. note::
- machine=generic uses a config that works on all supported architectures
- regardless of the capabilities of the machine where the build is
happening.
+ cpu_instruction_set=generic uses an instruction set that works on all
+ supported architectures regardless of the capabilities of the machine
+ where the build is happening.
+.. note::
+ cpu_instruction_set is not used in Arm builds, as setting the
instruction
+ set without other parameters leads to inferior builds. The way to tailor
+ Arm builds is to build for a SoC using -Dplatform=<SoC>.
+
+]
As well as those settings taken from ``meson configure``, other options
such as the compiler to use can be passed via environment variables. For
example::
--
2.20.1
