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author | Himbeer <himbeer@disroot.org> | 2024-05-11 12:11:54 +0200 |
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committer | Himbeer <himbeer@disroot.org> | 2024-05-11 12:12:08 +0200 |
commit | 1e0b501526232e475cad852828b40a13e616d2f0 (patch) | |
tree | 04695559c1c996958173aafb10fb97d05b6764f1 | |
parent | d3e2b8bb0d14fff92b7337055a8829195cd9b745 (diff) |
fdt: Add node driver picker
-rw-r--r-- | src/fdt.zig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/fdt.zig b/src/fdt.zig index 2139807..3912833 100644 --- a/src/fdt.zig +++ b/src/fdt.zig @@ -40,6 +40,16 @@ pub const Node = struct { return try std.fmt.parseInt(usize, unitAddrStr, 16); } + + pub fn preferredDriver(self: Node, drivers: []const []const u8) ?[]const u8 { + const compatible_prop = self.props.get("compatible") orelse return false; + + for (std.mem.tokenizeScalar(u8, compatible_prop, '\x00')) |compatible| { + if (std.mem.containsAtLeast([]const u8, drivers, compatible)) return compatible; + } + + return null; + } }; pub const Property = struct { |