Files
vasilito 50b731f1b7 Red Bear OS — microkernel OS in Rust, based on Redox
Derivative of Redox OS (https://www.redox-os.org) adding:
- AMD GPU driver (amdgpu) via LinuxKPI compat layer
- ext4 filesystem support (ext4d scheme daemon)
- ACPI fixes for AMD bare metal (x2APIC, DMAR, IVRS, MCFG)
- Custom branding (hostname, os-release, boot identity)

Build system is full upstream Redox with RBOS overlay in local/.
Patches for kernel, base, and relibc are symlinked from local/patches/
and protected from make clean/distclean. Custom recipes live in
local/recipes/ with symlinks into the recipes/ search path.

Build:  make all CONFIG_NAME=redbear-full
Sync:   ./local/scripts/sync-upstream.sh
2026-04-12 19:05:00 +01:00

73 lines
2.0 KiB
TOML

[source]
git = "https://gitlab.redox-os.org/redox-os/llvm-project.git"
upstream = "https://github.com/rust-lang/llvm-project.git"
branch = "redox-2024-05-11"
shallow_clone = true
[build]
template = "custom"
dependencies = [
"zlib"
]
script = """
DYNAMIC_INIT
# https://llvm.org/docs/CMake.html
case "${TARGET}" in
x86-unknown-redox)
LLVM_TARGETS_TO_BUILD="X86"
;;
x86_64-unknown-redox)
LLVM_TARGETS_TO_BUILD="X86"
;;
aarch64-unknown-redox)
LLVM_TARGETS_TO_BUILD="AArch64"
;;
riscv64gc-unknown-redox)
LLVM_TARGETS_TO_BUILD="RISCV"
;;
*)
LLVM_TARGETS_TO_BUILD="host"
;;
esac
COOKBOOK_CMAKE_FLAGS+=(
-DCMAKE_CXX_FLAGS="--std=gnu++11"
-DBUILD_SHARED_LIBS=False
-DLLVM_LINK_LLVM_DYLIB=On
-DCROSS_TOOLCHAIN_FLAGS_NATIVE="-DCMAKE_TOOLCHAIN_FILE=$(realpath "${COOKBOOK_RECIPE}/native.cmake")"
-DLLVM_BUILD_BENCHMARKS=Off
-DLLVM_BUILD_EXAMPLES=Off
-DLLVM_BUILD_TESTS=Off
-DLLVM_BUILD_UTILS=Off
-DLLVM_DEFAULT_TARGET_TRIPLE="${TARGET}"
-DLLVM_ENABLE_LTO=Off
-DLLVM_ENABLE_RTTI=On
-DLLVM_ENABLE_THREADS=On
-DLLVM_ENABLE_ZSTD=Off
-DLLVM_INCLUDE_BENCHMARKS=Off
-DLLVM_INCLUDE_EXAMPLES=Off
-DLLVM_INCLUDE_TESTS=Off
-DLLVM_INCLUDE_UTILS=Off
-DLLVM_OPTIMIZED_TABLEGEN=On
-DLLVM_TARGET_ARCH="$(echo "${TARGET}" | cut -d - -f1)"
-DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS_TO_BUILD}"
-DLLVM_TOOL_LLVM_COV_BUILD=Off
-DLLVM_TOOL_LLVM_LTO_BUILD=Off
-DLLVM_TOOL_LLVM_LTO2_BUILD=Off
-DLLVM_TOOL_LLVM_PROFDATA_BUILD=Off
-DLLVM_TOOL_LLVM_RTDYLD_BUILD=Off
-DLLVM_TOOL_LLVM_XRAY_BUILD=Off
-DLLVM_TOOL_LLI_BUILD=Off
-DLLVM_TOOL_LTO_BUILD=Off
-DLLVM_TOOLS_INSTALL_DIR=bin
-DLLVM_UTILS_INSTALL_DIR=bin
-DUNIX=1
-DLLVM_ENABLE_PROJECTS="llvm"
)
# Native tablegen build fails with too many jobs, limit to 16
COOKBOOK_MAKE_JOBS="$(( ${COOKBOOK_MAKE_JOBS} > 16 ? 16 : ${COOKBOOK_MAKE_JOBS} ))"
cookbook_cmake "${COOKBOOK_SOURCE}/llvm"
"""