chore: cleanup BIOS struct init code
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@ -13,7 +13,7 @@ const Self = @This();
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buf: ?[]u8,
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allocator: Allocator,
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addr_latch: u32,
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addr_latch: u32 = 0,
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// https://github.com/ITotalJustice/notorious_beeg/issues/106
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pub fn read(self: *Self, comptime T: type, r15: u32, address: u32) T {
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@ -62,18 +62,19 @@ pub fn write(_: *Self, comptime T: type, addr: u32, value: T) void {
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}
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pub fn init(allocator: Allocator, maybe_path: ?[]const u8) !Self {
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const buf: ?[]u8 = if (maybe_path) |path| blk: {
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if (maybe_path == null) return .{ .buf = null, .allocator = allocator };
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const path = maybe_path.?;
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const buf = try allocator.alloc(u8, Self.size);
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errdefer allocator.free(buf);
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const file = try std.fs.cwd().openFile(path, .{});
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defer file.close();
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break :blk try file.readToEndAlloc(allocator, try file.getEndPos());
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} else null;
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const file_len = try file.readAll(buf);
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if (file_len != Self.size) log.err("Expected BIOS to be {}B, was {}B", .{ Self.size, file_len });
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return Self{
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.buf = buf,
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.allocator = allocator,
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.addr_latch = 0,
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};
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return Self{ .buf = buf, .allocator = allocator };
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}
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pub fn deinit(self: *Self) void {
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