boards: rv-virt: Update README.txt
Summary:
This commit updates README.txt regarding how to build kernel
and apps for BUILD_KERNEL
Also update on parallel build for BUILD_FLAT
Impact:
None
Testing:
Tested with qemu-7.1.0
$ make
$ sudo make install
-3. Configure and build NuttX
+3.1. Configure and build NuttX for BUILD_FLAT
$ mkdir ./nuttx; cd ./nuttx
$ git clone https://github.com/apache/incubator-nuttx.git nuttx
$ cd nuttx
$ make distclean
$ ./tools/configure.sh rv-virt:nsh
- $ make
+ $ make V=1 -j7
+
+3.2 Configure and build NuttX for BUILD_KERNEL
+
+ $ mkdir ./nuttx; cd ./nuttx
+ $ git clone https://github.com/apache/incubator-nuttx.git nuttx
+ $ git clone https://github.com/apache/incubator-nuttx-apps.git apps
+ $ cd nuttx
+ $ make distclean
+ $ ./tools/configure.sh rv-virt:knsh64
+ $ make V=1 -j7
+ $ make export V=1
+ $ cd ../apps
+ $ ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
+ $ make import V=1
+ $ cd ../nuttx
4. Run the nuttx with qemu
