guest/vmbase_example/Android.bp

package {
    default_applicable_licenses: ["Android-Apache-2.0"],
}

rust_ffi_static {
    name: "libvmbase_example",
    defaults: ["vmbase_ffi_defaults"],
    crate_name: "vmbase_example",
    srcs: ["src/main.rs"],
    rustlibs: [
        "libaarch64_paging",
        "libcstr",
        "libdiced_open_dice_nostd",
        "libfdtpci",
        "liblibfdt",
        "liblog_rust_nostd",
        "libvirtio_drivers",
        "libvmbase",
    ],
}

genrule {
    name: "vmbase_image.ld.S.mm",
    // Soong won't let us use cc_object to preprocess *.ld.S files because it
    // can't resist feeding any and all *.S files to the assembler, which fails
    // because linker scripts typically aren't valid assembly. Also, cc_object
    // rejects inputs that don't end in one of .{s,S,c,cpp,cc,cxx,mm}. So keep
    // the proper extension (.ld.S) for the file in VCS and use this convoluted
    // extra step to please Soong by pretending that our linker script is in
    // fact some Object C++ code, which fortunately it doesn't try to compile.
    srcs: ["image.ld.S"],
    out: ["image.ld.S.mm"],
    cmd: "cp $(in) $(out)",
    visibility: ["//visibility:private"],
}

cc_defaults {
    name: "vmbase_example_ld_defaults",
    defaults: ["vmbase_cc_defaults"],
    cflags: [
        "-E",
        "-P",
        "-xassembler-with-cpp", // allow C preprocessor directives
    ],
    srcs: [":vmbase_image.ld.S.mm"],
    visibility: ["//visibility:private"],
}

cc_object {
    name: "vmbase_example_bios.ld",
    defaults: ["vmbase_example_ld_defaults"],
    cflags: ["-DVMBASE_EXAMPLE_IS_BIOS"],
}

cc_defaults {
    name: "vmbase_example_elf_defaults",
    defaults: ["vmbase_elf_defaults"],
    srcs: [
        "idmap.S",
    ],
    static_libs: [
        "libvmbase_example",
    ],
}

cc_binary {
    name: "vmbase_example_bios",
    defaults: ["vmbase_example_elf_defaults"],
    asflags: ["-DVMBASE_EXAMPLE_IS_BIOS"],
    linker_scripts: [
        ":vmbase_example_bios.ld",
        ":vmbase_sections",
    ],
}

raw_binary {
    name: "vmbase_example_bios_bin",
    stem: "vmbase_example_bios.bin",
    src: ":vmbase_example_bios",
    enabled: false,
    target: {
        android_arm64: {
            enabled: true,
        },
    },
}