One minor detail...
Please change the indicated by from 0xC5 to 0x85 to enable Thunderbolt Switch 5. This will require recalculation of the 4-byte checksum...
View attachment 469385
Edit: Never mind -- thanks to
@losinka we have the correct DROM:
0x71, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xED, 0x00,
0xFC, 0xDF, 0x43, 0x2B, 0x02, 0x67, 0x00, 0xED, 0x00,
0x09, 0x80, 0x02, 0x01, 0x08, 0x81, 0x80, 0x02, 0x80,
0x00, 0x00, 0x00, 0x08, 0x82, 0x90, 0x01, 0x80, 0x00,
0x00, 0x00, 0x08, 0x83, 0x80, 0x04, 0x80, 0x01, 0x00,
0x00, 0x08, 0x84, 0x90, 0x03, 0x80, 0x01, 0x00, 0x00,
0x02, 0x85, 0x0B, 0x86, 0x20, 0x01, 0x00, 0x64, 0x00,
0x00, 0x00, 0x00, 0x00, 0x03, 0x87, 0x80, 0x05, 0x88,
0x50, 0x00, 0x00, 0x02, 0xC9, 0x05, 0x8A, 0x50, 0x00,
0x00, 0x05, 0x8B, 0x50, 0x00, 0x00, 0x0B, 0x01, 0x47,
0x49, 0x47, 0x41, 0x42, 0x59, 0x54, 0x45, 0x00, 0x12,
0x02, 0x47, 0x41, 0x2D, 0x5A, 0x31, 0x37, 0x30, 0x58,
0x2D, 0x55, 0x44, 0x35, 0x20, 0x54, 0x48, 0x00
I'll update the Repository shortly.