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feat(ui): add the option to choose the BIOS

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This commit is contained in:
Rekai Nyangadzayi Musuka
2023-06-19 15:19:43 -05:00
parent 44818a4d5b
commit e8bc798120
3 changed files with 38 additions and 6 deletions
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17
src/core/bus/Bios.zig
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@@ -63,18 +63,23 @@ pub fn write(_: *Self, comptime T: type, addr: u32, value: T) void {
pub fn init(allocator: Allocator, maybe_path: ?[]const u8) !Self {
if (maybe_path == null) return .{ .buf = null, .allocator = allocator };
const path = maybe_path.?;
const file_path = maybe_path.?;
const buf = try allocator.alloc(u8, Self.size);
errdefer allocator.free(buf);
const file = try std.fs.cwd().openFile(path, .{});
var self: Self = .{ .buf = buf, .allocator = allocator };
try self.load(file_path);
return self;
}
pub fn load(self: *Self, file_path: []const u8) !void {
const file = try std.fs.cwd().openFile(file_path, .{});
defer file.close();
const file_len = try file.readAll(buf);
if (file_len != Self.size) log.err("Expected BIOS to be {}B, was {}B", .{ Self.size, file_len });
return Self{ .buf = buf, .allocator = allocator };
const len = try file.readAll(self.buf orelse return error.UnallocatedBuffer);
if (len != Self.size) log.err("Expected BIOS to be {}B, was {}B", .{ Self.size, len });
}
pub fn reset(self: *Self) void {