lumine

UEFI x86_64 bootloader for linux kernel images

settings

src/main.zig

1046 bytes raw

 1const std = @import("std");
 2const uefi = std.os.uefi;
 3const log = std.log;
 4
 5const Writer = @import("./uefi/Writer.zig");
 6
 7pub fn bmain() !void {
 8    log.info("hello lumine", .{});
 9    while (true)
10        std.atomic.spinLoopHint();
11}
12
13pub fn main() uefi.Status {
14    bmain() catch |err| {
15        log.err("unrecoverable error in bmain: {}", .{err});
16        return .aborted;
17    };
18
19    return .success;
20}
21
22pub fn logFn(
23    comptime level: log.Level,
24    comptime scope: @EnumLiteral(),
25    comptime format: []const u8,
26    args: anytype,
27) void {
28    // stderr should be equivalent to stdout?
29    // but i dont see logs on my hardware if i use stderr
30    var stderr: Writer = .stdout();
31    stderr.interface.print("{t}({}): ", .{ level, scope }) catch return;
32    stderr.interface.print(format ++ "\r\n", args) catch return;
33}
34
35pub fn panicFn(msg: []const u8, _: ?usize) noreturn {
36    logFn(.err, .panic, "{s}", .{msg});
37    @trap();
38}
39
40pub const panic = std.debug.FullPanic(panicFn);
41pub const std_options: std.Options = .{ .logFn = logFn };