37 lines
1.4 KiB
Zig
37 lines
1.4 KiB
Zig
|
const std = @import("std");
|
||
|
|
||
|
pub fn build(b: *std.Build) 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,
|
||
|
.os_tag = std.Target.Os.Tag.freestanding,
|
||
|
.abi = std.Target.Abi.none,
|
||
|
.cpu_features_sub = disabled_features,
|
||
|
.cpu_features_add = enabled_features,
|
||
|
};
|
||
|
const optimize = b.standardOptimizeOption(.{});
|
||
|
|
||
|
const kernel = b.addExecutable(.{
|
||
|
.name = "kernel.elf",
|
||
|
.root_source_file = b.path("src/main.zig"),
|
||
|
.target = b.resolveTargetQuery(target_query),
|
||
|
.optimize = optimize,
|
||
|
.code_model = .kernel,
|
||
|
});
|
||
|
|
||
|
kernel.setLinkerScript(b.path("src/linker.ld"));
|
||
|
b.installArtifact(kernel);
|
||
|
|
||
|
const kernel_step = b.step("kernel", "Build the kernel");
|
||
|
kernel_step.dependOn(&kernel.step);
|
||
|
}
|