[dpdk-dev] [PATCH] doc: add cross compile part for sample applications

Gavin Hu gavin.hu at arm.com
Tue Aug 14 18:18:34 CEST 2018


Fixes: 7cacb05655 ("doc: add generic build instructions for sample apps")
Cc: stable at dpdk.org

Signed-off-by: Gavin Hu <gavin.hu at arm.com>
Reviewed-by: Honnappa Nagarahalli <honnappa.nagarahalli at 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 a2d75ed..c8cf1bd 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 'CC=$(CROSS_COMPILER)' to the 'make' command.
+For example:
+
+    .. code-block:: console
+
+        export RTE_TARGET=build
+        export RTE_SDK=/path/to/rte_sdk
+        export CROSS_COMPILER=aarch64-linux-gnu-gcc
+        make -C examples CC=$(CROSS_COMPILER)
+               or
+        make CC=$(CROSS_COMPILER)
-- 
2.7.4



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