Reviewed-by: Cameron Esfahani <dirty@xxxxxxxxx> Cameron Esfahani dirty@xxxxxxxxx "We do what we must because we can." Aperture Science > On Mar 20, 2020, at 7:55 AM, Roman Bolshakov <r.bolshakov@xxxxxxxxx> wrote: > > While at it, mention that hvf is a valid accel parameter. > > Cc: Cameron Esfahani <dirty@xxxxxxxxx> > Signed-off-by: Roman Bolshakov <r.bolshakov@xxxxxxxxx> > --- > README.macOS.md | 47 +++++++++++++++++++++++++++++++++++++++++++++++ > README.md | 6 ++++-- > 2 files changed, 51 insertions(+), 2 deletions(-) > create mode 100644 README.macOS.md > > diff --git a/README.macOS.md b/README.macOS.md > new file mode 100644 > index 0000000..de46d5f > --- /dev/null > +++ b/README.macOS.md > @@ -0,0 +1,47 @@ > +# kvm-unit-tests on macOS > + > +Cross-compiler with ELF support is required for build of kvm-unit-tests on > +macOS. > + > +## Building cross-compiler from source > + > +A cross-compiler toolchain can be built from source using crosstool-ng. The > +latest released version of > +[crosstool-ng](https://github.com/crosstool-ng/crosstool-ng) can be installed > +using [homebrew](https://brew.sh) > +``` > +$ brew install crosstool-ng > +``` > + > +A case-sensitive APFS/HFS+ volume has to be created using Disk Utility as a > +build and installation directory for the cross-compiler. Please [see Apple > +documentation](https://support.apple.com/guide/disk-utility/dsku19ed921c/mac) > +for details. > + > +Assuming the case-sensitive volume is named /Volumes/BuildTools, the > +cross-compiler can be built and installed there: > +``` > +$ X_BUILD_DIR=/Volumes/BuildTools/ct-ng-build > +$ X_INSTALL_DIR=/Volumes/BuildTools/x-tools > +$ mkdir $X_BUILD_DIR > +$ ct-ng -C $X_BUILD_DIR x86_64-unknown-linux-gnu > +$ ct-ng -C $X_BUILD_DIR build CT_PREFIX=$X_INSTALL_DIR > +``` > + > +Once compiled, the cross-compiler can be used to build the tests: > +``` > +$ ./configure --cross-prefix=$X_INSTALL_DIR/x86_64-unknown-linux-gnu/bin/x86_64-unknown-linux-gnu- > +$ make > +``` > + > +## Pre-built cross-compiler > + > +x86_64-elf-gcc package in Homebrew provides pre-built cross-compiler but it > +fails to compile kvm-unit-tests. > + > +## Running the tests > + > +GNU coreutils should be installed prior to running the tests: > +``` > +$ brew install coreutils > +``` > diff --git a/README.md b/README.md > index 396fbf8..48be206 100644 > --- a/README.md > +++ b/README.md > @@ -15,6 +15,8 @@ To create the test images do: > > in this directory. Test images are created in ./ARCH/\*.flat > > +NOTE: GCC cross-compiler is required for [build on macOS](README.macOS.md). > + > ## Standalone tests > > The tests can be built as standalone. To create and use standalone tests do: > @@ -47,7 +49,7 @@ environment variable: > > QEMU=/tmp/qemu/x86_64-softmmu/qemu-system-x86_64 ./x86-run ./x86/msr.flat > > -To select an accelerator, for example "kvm" or "tcg", specify the > +To select an accelerator, for example "kvm", "hvf" or "tcg", specify the > ACCEL=name environment variable: > > ACCEL=kvm ./x86-run ./x86/msr.flat > @@ -78,7 +80,7 @@ which can then be accessed in the usual ways, e.g. VAL = getenv("KEY"). > Any key=val strings can be passed, but some have reserved meanings in > the framework. The list of reserved environment variables is below > > - QEMU_ACCEL either kvm or tcg > + QEMU_ACCEL either kvm, hvf or tcg > QEMU_VERSION_STRING string of the form `qemu -h | head -1` > KERNEL_VERSION_STRING string of the form `uname -r` > > -- > 2.24.1 >
