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feat(pl/ke): initial amd64 support

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iretq
2026-03-28 19:14:17 +01:00
committed by rdmsr
parent 2e82a695e1
commit c6e63ed2bf
18 changed files with 279 additions and 87 deletions
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build.zig
+9 -5
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@@ -150,6 +150,7 @@ fn targetQueryForPlatform(plat: config.Platform) std.Target.Query {
switch (plat.arch) {
.x86_64 => {
const f = std.Target.Cpu.Feature.FeatureSetFns(std.Target.x86.Feature);
q.cpu_features_add = f.featureSet(&.{.soft_float});
q.cpu_features_sub = f.featureSet(&.{ .x87, .mmx, .sse, .sse2 });
},
.aarch64 => {
@@ -169,7 +170,14 @@ fn addKernel(b: *std.Build, plat: config.Platform, optimize: std.builtin.Optimiz
const name = b.fmt("kernel-{s}", .{@tagName(plat.arch)});
const root_source_file = if (plat.os == .freestanding) "src/main.zig" else "src/platform/um/entry.zig";
const platform_name = if (plat.bootloader) |bl|
switch (bl) {
.Limine => "limine",
}
else
@tagName(plat.arch);
const root_source_file = b.fmt("src/platform/{s}/entry.zig", .{platform_name});
const kernel = b.addExecutable(.{
.name = name,
@@ -191,12 +199,8 @@ fn addKernel(b: *std.Build, plat: config.Platform, optimize: std.builtin.Optimiz
if (plat.os == .freestanding) {
kernel.linkage = .static;
kernel.pie = false;
kernel.bundle_compiler_rt = false;
kernel.bundle_ubsan_rt = false;
kernel.root_module.link_libc = false;
kernel.root_module.pic = false;
kernel.root_module.single_threaded = true;
kernel.root_module.strip = false;
kernel.root_module.stack_check = false;
kernel.root_module.stack_protector = false;