diff options
| author | mkborg <mkborg@users.noreply.github.com> | 2016-05-25 17:24:56 +0300 |
|---|---|---|
| committer | Jan Kotas <jkotas@microsoft.com> | 2016-05-25 17:24:56 +0300 |
| commit | 0ef6bffbd5fa724e085da09f42a2d515bcfdc4fe (patch) | |
| tree | b79c76272416c05292b284aacb3e2ef0a7d2ee67 /Documentation/building | |
| parent | 05c97b623f78d219b3aabdce80b11233c7003b88 (diff) | |
Add ARM softfp cross build support (#8678)
Diffstat (limited to 'Documentation/building')
| -rw-r--r-- | Documentation/building/cross-building.md | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/Documentation/building/cross-building.md b/Documentation/building/cross-building.md index 7a1ad2150b..3a14f058c2 100644 --- a/Documentation/building/cross-building.md +++ b/Documentation/building/cross-building.md @@ -1,7 +1,7 @@ Cross Compilation for ARM on Linux ================================== -Through cross compilation, on Linux it is possible to build CoreFX for arm or arm64. +Through cross compilation, on Linux it is possible to build CoreFX for arm, arm-softfp or arm64. It is very similar to the cross compilation procedure of CoreCLR. Requirements @@ -15,6 +15,10 @@ In addition, to cross compile CoreFX, the binutils for the target are required. lgs@ubuntu ~/git/corefx/ $ sudo apt-get install binutils-arm-linux-gnueabihf +for arm-softfp: + + lgs@ubuntu ~/git/corefx/ $ sudo apt-get install binutils-arm-linux-gnueabi + and for arm64 you need: lgs@ubuntu ~/git/corefx/ $ sudo apt-get install binutils-aarch64-linux-gnu @@ -25,7 +29,7 @@ Generating the rootfs The `cross\build-rootfs.sh` script can be used to download the files needed for cross compilation. It will generate an Ubuntu 14.04 rootfs as this is what CoreFX targets. Usage: build-rootfs.sh [BuildArch] - BuildArch can be: arm, arm64 + BuildArch can be: arm, arm-softfp, arm64 The `build-rootfs.sh` script must be run as root, as it has to make some symlinks to the system. It will, by default, generate the rootfs in `cross\rootfs\<BuildArch>` however this can be changed by setting the `ROOTFS_DIR` environment variable. @@ -69,7 +73,7 @@ As usual the generated binaries will be found in `bin/BuildOS.BuildArch.BuildTyp Compiling for managed CoreFX ============================ -The managed components of CoreFX are architecture-independent and thus do not require a special build for arm or arm64. +The managed components of CoreFX are architecture-independent and thus do not require a special build for arm, arm-softfp or arm64. Many of the managed binaries are also OS-independent, e.g. System.Linq.dll, while some are OS-specific, e.g. System.IO.FileSystem.dll, with different builds for Windows and Linux. |