ADBTALK
#define ADBTALK(dev, reg) ((((u_int8_t)dev & 0x0f) << 4) | 0x0c | reg)
#define ADBTALK(dev, reg) ((((u_int8_t)(dev) & 0x0f) << 4) | 0x0c | (reg))
#define ADBTALK(dev, reg) ((((u_int8_t)(dev) & 0x0f) << 4) | 0x0c | (reg))