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doc/cross-compile.md: update some text, compile with ninja

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This commit is contained in:
Robert Schmidt
2024-06-25 17:02:03 +02:00
parent 199f8c21cb
commit ee57ae6598
2 changed files with 11 additions and 7 deletions
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cmake_targets/cross-arm.cmake
+2 -2
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@@ -1,8 +1,8 @@
set(CMAKE_SYSTEM_NAME Linux) set(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR arm) set(CMAKE_SYSTEM_PROCESSOR arm)
set(CMAKE_C_COMPILER /usr/bin/aarch64-linux-gnu-gcc-9) set(CMAKE_C_COMPILER /usr/bin/aarch64-linux-gnu-gcc-11)
set(CMAKE_CXX_COMPILER /usr/bin/aarch64-linux-gnu-g++-9) set(CMAKE_CXX_COMPILER /usr/bin/aarch64-linux-gnu-g++-11)
set(CROSS_COMPILE 1) set(CROSS_COMPILE 1)
set(bnProc_gen_128_DIR ${CMAKE_CURRENT_BINARY_DIR}/${NATIVE_DIR}) # /../build) set(bnProc_gen_128_DIR ${CMAKE_CURRENT_BINARY_DIR}/${NATIVE_DIR}) # /../build)
doc/cross-compile.md
+9 -5
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@@ -46,11 +46,15 @@ sudo apt-get install -y \
zlib1g-dev:arm64 zlib1g-dev:arm64
``` ```
The above enables apt to download packages for arm64. It also installs
gcc cross-compilers for aarch64 in version 11. This version needs to match the
versions of gcc defined in the cmake cross-compilation file (`cross-arm.cmake`).
## Install and Build ## Install and Build
### Install required packages ### Install required packages
Use the host compiler to install some dependencies. Use the host compiler to install its dependencies.
```shell ```shell
cd cmake_targets cd cmake_targets
@@ -85,9 +89,9 @@ be defined in order to tell cmake where the host tools have been built.
```shell ```shell
cd ../build-cross cd ../build-cross
cmake ../../.. -DCMAKE_TOOLCHAIN_FILE=../../../cmake_targets/cross-arm.cmake -DNATIVE_DIR=../build cmake ../../.. -GNinja -DCMAKE_TOOLCHAIN_FILE=../../../cmake_targets/cross-arm.cmake -DNATIVE_DIR=../build
make -j`nproc` dlsim ulsim ldpctest polartest smallblocktest nr_pbchsim nr_dlschsim nr_ulschsim nr_dlsim nr_ulsim nr_pucchsim nr_prachsim ninja -j`nproc` dlsim ulsim ldpctest polartest smallblocktest nr_pbchsim nr_dlschsim nr_ulschsim nr_dlsim nr_ulsim nr_pucchsim nr_prachsim
make -j`nproc` lte-softmodem nr-softmodem nr-cuup oairu lte-uesoftmodem nr-uesoftmodem ninja -j`nproc` lte-softmodem nr-softmodem nr-cuup oairu lte-uesoftmodem nr-uesoftmodem
make -j`nproc` params_libconfig coding rfsimulator ninja -j`nproc` params_libconfig coding rfsimulator
``` ```