47 lines
1.7 KiB
Zig
47 lines
1.7 KiB
Zig
const std = @import("std");
|
|
|
|
const here = "core";
|
|
|
|
pub fn build(b: *std.Build, build_step: *std.Build.Step, optimize: std.builtin.OptimizeMode) void {
|
|
var disabled_features = std.Target.Cpu.Feature.Set.empty;
|
|
var enabled_features = std.Target.Cpu.Feature.Set.empty;
|
|
|
|
disabled_features.addFeature(@intFromEnum(std.Target.x86.Feature.mmx));
|
|
disabled_features.addFeature(@intFromEnum(std.Target.x86.Feature.sse));
|
|
disabled_features.addFeature(@intFromEnum(std.Target.x86.Feature.sse2));
|
|
disabled_features.addFeature(@intFromEnum(std.Target.x86.Feature.avx));
|
|
disabled_features.addFeature(@intFromEnum(std.Target.x86.Feature.avx2));
|
|
enabled_features.addFeature(@intFromEnum(std.Target.x86.Feature.soft_float));
|
|
|
|
const target_query = std.Target.Query{
|
|
.cpu_arch = std.Target.Cpu.Arch.x86_64,
|
|
.os_tag = std.Target.Os.Tag.freestanding,
|
|
.abi = std.Target.Abi.none,
|
|
.cpu_features_sub = disabled_features,
|
|
.cpu_features_add = enabled_features,
|
|
};
|
|
|
|
const core = b.addExecutable(.{
|
|
.name = "core",
|
|
.root_source_file = b.path(here ++ "/src/main.zig"),
|
|
.target = b.resolveTargetQuery(target_query),
|
|
.optimize = optimize,
|
|
.code_model = .kernel,
|
|
});
|
|
|
|
core.addIncludePath(b.path(here ++ "/../easyboot/"));
|
|
|
|
core.setLinkerScript(b.path(here ++ "/src/link.ld"));
|
|
const install = b.addInstallArtifact(core, .{
|
|
.dest_dir = .{
|
|
.override = .{ .custom = "boot/" },
|
|
},
|
|
});
|
|
|
|
var kernel_step = b.step("core", "Build the core microkernel");
|
|
kernel_step.dependOn(&core.step);
|
|
kernel_step.dependOn(&install.step);
|
|
|
|
build_step.dependOn(kernel_step);
|
|
}
|