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From: Gavin Hu <gavin.hu@arm.com>
To: dev@dpdk.org
Cc: gavin.hu@arm.com, Honnappa.Nagarahalli@arm.com,
jerin.jacob@caviumnetworks.com, stable@dpdk.org
Date: Mon, 17 Sep 2018 18:49:42 +0800
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Subject: [dpdk-dev] [PATCH v4] doc: add cross compile part for sample
applications
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Fixes: 7cacb05655 ("doc: add generic build instructions for sample apps")
Cc: stable@dpdk.org
Signed-off-by: Gavin Hu <gavin.hu@arm.com>
Reviewed-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
---
doc/guides/sample_app_ug/compiling.rst | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/doc/guides/sample_app_ug/compiling.rst b/doc/guides/sample_app_ug/compiling.rst
index a2d75ed22..f6b31fc7b 100644
--- a/doc/guides/sample_app_ug/compiling.rst
+++ b/doc/guides/sample_app_ug/compiling.rst
@@ -9,7 +9,6 @@ This section explains how to compile the DPDK sample applications.
To compile all the sample applications
--------------------------------------
-
Set the path to DPDK source code if its not set:
.. code-block:: console
@@ -93,3 +92,18 @@ Build the application:
export RTE_TARGET=build
make
+
+To cross compile the sample application(s)
+------------------------------------------
+
+For cross compiling the sample application(s), please append 'CROSS=$(CROSS_COMPILER_PREFIX)' to the 'make' command.
+In example of AARCH64 cross compiling:
+
+ .. code-block:: console
+
+ export RTE_TARGET=build
+ export RTE_SDK=/path/to/rte_sdk
+ make -C examples CROSS=aarch64-linux-gnu-
+ or
+ cd $(pwd)/examples/<example_app>
+ make CROSS=aarch64-linux-gnu-
--
2.11.0