microsoft/openvmm

# Copyright (c) Microsoft Corporation.
# Licensed under the MIT License.

[alias]
xflowey = "run -p flowey_hvlite -- pipeline run"
xtask = "run -p xtask --profile light --"

[env]
# Use the packaged openssl libraries on musl targets.
X86_64_UNDERHILL_LINUX_MUSL_OPENSSL_NO_VENDOR = "1"
X86_64_UNKNOWN_LINUX_MUSL_OPENSSL_NO_VENDOR = "1"
AARCH64_UNDERHILL_LINUX_MUSL_OPENSSL_NO_VENDOR = "1"
AARCH64_UNKNOWN_LINUX_MUSL_OPENSSL_NO_VENDOR = "1"

# pkg-config-rs has all sorts of sharp edges, so just tell openssl-sys exactly
# where to get openssl.
X86_64_UNDERHILL_LINUX_MUSL_OPENSSL_DIR = { value = ".packages/extracted/x86_64-sysroot", relative = true }
X86_64_UNKNOWN_LINUX_MUSL_OPENSSL_DIR = { value = ".packages/extracted/x86_64-sysroot", relative = true }
X86_64_UNDERHILL_LINUX_MUSL_OPENSSL_STATIC = "1"
X86_64_UNKNOWN_LINUX_MUSL_OPENSSL_STATIC = "1"
AARCH64_UNDERHILL_LINUX_MUSL_OPENSSL_DIR = { value = ".packages/extracted/aarch64-sysroot", relative = true }
AARCH64_UNKNOWN_LINUX_MUSL_OPENSSL_DIR = { value = ".packages/extracted/aarch64-sysroot", relative = true }
AARCH64_UNDERHILL_LINUX_MUSL_OPENSSL_STATIC = "1"
AARCH64_UNKNOWN_LINUX_MUSL_OPENSSL_STATIC = "1"

# and tell symcrypt-sys exactly where to get symcrypt.
X86_64_UNDERHILL_LINUX_MUSL_SYMCRYPT_LIB_PATH = { value = ".packages/extracted/x86_64-sysroot/lib", relative = true }
X86_64_UNKNOWN_LINUX_MUSL_SYMCRYPT_LIB_PATH = { value = ".packages/extracted/x86_64-sysroot/lib", relative = true }
X86_64_UNDERHILL_LINUX_MUSL_SYMCRYPT_STATIC = "1"
X86_64_UNKNOWN_LINUX_MUSL_SYMCRYPT_STATIC = "1"
AARCH64_UNDERHILL_LINUX_MUSL_SYMCRYPT_LIB_PATH = { value = ".packages/extracted/aarch64-sysroot/lib", relative = true }
AARCH64_UNKNOWN_LINUX_MUSL_SYMCRYPT_LIB_PATH = { value = ".packages/extracted/aarch64-sysroot/lib", relative = true }
AARCH64_UNDERHILL_LINUX_MUSL_SYMCRYPT_STATIC = "1"
AARCH64_UNKNOWN_LINUX_MUSL_SYMCRYPT_STATIC = "1"

# Tell cc-rs where the Underhill compilers are.
CC_aarch64_underhill_linux_musl = { value = "build_support/underhill_cross/aarch64-underhill-musl-gcc", relative = true }
CC_aarch64_unknown_linux_musl = { value = "build_support/underhill_cross/aarch64-underhill-musl-gcc", relative = true }
CC_x86_64_underhill_linux_musl = { value = "build_support/underhill_cross/x86_64-underhill-musl-gcc", relative = true }
CC_x86_64_unknown_linux_musl = { value = "build_support/underhill_cross/x86_64-underhill-musl-gcc", relative = true }

# Use the packaged verison of protoc, symlinked by repo setup tooling
PROTOC = { value = ".packages/Google.Protobuf.Tools/tools/protoc", relative = true }

# Path to sysroot (used by build_support/underhill_cross)
X86_64_SYSROOT = { value = ".packages/extracted/x86_64-sysroot", relative = true }
AARCH64_SYSROOT = { value = ".packages/extracted/aarch64-sysroot", relative = true }

# Streamline the OpenVMM `cargo run` experience by setting a sane-default for
# what kernel and initrd to use when booting via Linux direct (i.e: use the
# sample kernel packaged alongside openvmm-deps)
X86_64_OPENVMM_LINUX_DIRECT_KERNEL = { value = ".packages/underhill-deps-private/x64/vmlinux", relative = true }
X86_64_OPENVMM_LINUX_DIRECT_INITRD = { value = ".packages/underhill-deps-private/x64/initrd", relative = true }
AARCH64_OPENVMM_LINUX_DIRECT_KERNEL = { value = ".packages/underhill-deps-private/aarch64/Image", relative = true }
AARCH64_OPENVMM_LINUX_DIRECT_INITRD = { value = ".packages/underhill-deps-private/aarch64/initrd", relative = true }
# Streamline the OpenVMM `cargo run` experience by setting a sane-default for
# what UEFI firmware to use (i.e: use the Microsoft MSVM firmware)
X86_64_OPENVMM_UEFI_FIRMWARE = { value = ".packages/hyperv.uefi.mscoreuefi.x64.RELEASE/MsvmX64/RELEASE_VS2022/FV/MSVM.fd", relative = true }
AARCH64_OPENVMM_UEFI_FIRMWARE = { value = ".packages/hyperv.uefi.mscoreuefi.AARCH64.RELEASE/MsvmAARCH64/RELEASE_CLANGPDB/FV/MSVM.fd", relative = true }

[target.'cfg(all(windows, target_env = "msvc"))']
rustflags = [
  # Set up delayloads.
  "-C", "link-args=dloadhelper.lib /delayload:ws2_32.dll /delayload:virtdisk.dll /delayload:user32.dll /delayload:winhvplatform.dll /delayload:bcrypt.dll /delayload:crypt32.dll",
  # Set up the CRT: use ucrtbase.dll but statically link the VC runtime.
  "-C", "link-args=/nodefaultlib onecore_apiset.lib ucrt.lib libvcruntime.lib libcmt.lib",
  # Enable CFG
  "-Ccontrol-flow-guard"
]

[target.aarch64-apple-darwin]
# At least some of our macos binaries need to have entitlements for running
# hypervisor code, so they must be signed.
runner = "build_support/macos/sign_and_run.sh"

# Use the internal gcc to invoke link so that we can use our spec file that
# points to our version of musl.
[target.x86_64-unknown-linux-musl]
linker = "build_support/underhill_cross/x86_64-underhill-musl-gcc"
[target.x86_64-underhill-linux-musl]
linker = "build_support/underhill_cross/x86_64-underhill-musl-gcc"
[target.aarch64-unknown-linux-musl]
linker = "build_support/underhill_cross/aarch64-underhill-musl-gcc"
[target.aarch64-underhill-linux-musl]
linker = "build_support/underhill_cross/aarch64-underhill-musl-gcc"

[target.'cfg(target_arch = "aarch64")']
rustflags = [
  # This enables efficient atomics via LSE and SIMD via Neon.
  # The machines like DevKit and CC have these.
  "-Ctarget-feature=+lse,+neon",
]

[target.'cfg(target_env = "musl")']
rustflags = [
  # Use the musl from the sysroot, not from the Rust distribution.
  "-Clink-self-contained=n",
  # Force musl to be statically linked in
  "-Ctarget-feature=+crt-static",
  # Use RELR relocation format, which is considerably smaller.
  "-Clink-arg=-Wl,-z,pack-relative-relocs",
  # Disable unwind tables to reduce binary size.
  # TODO: It would be nice to have this enabled for debug builds
  "-Cforce-unwind-tables=no",
]

[target.'cfg(all(target_arch = "aarch64", target_env = "musl"))']
rustflags = [
  # Avoid swapping in and out the hefty SVE state on Underhill/arm64.
  # That is not enabled by default in the compiler at the moment, making
  # this explicit.
  "-Ctarget-feature=-sve,-sve2",
]

# Specify a common set of rustflags for all targets.
[target.'cfg(all())']
rustflags = [
  # Disable FPO to get full call stack as the '--call-graph=dwarf' option
  # is not working well.
  "-Cforce-frame-pointers=yes",

  # Enable v0 symbols to get better output from `perf` and related tools.
  "-Csymbol-mangling-version=v0",

  # Treat warnings as errors in CI.
### ENABLE_IN_CI "-Dwarnings",
]

# Specify a common set of rustdocflags for all targets.
[build]
rustdocflags = [
  # Treat warnings as errors in CI.
### ENABLE_IN_CI "-Dwarnings",
]