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	/* UART_IOCTL() requests */			/* UART_IOCTL() requests */
	#define UART_IOCTL_BREAK 1			#define UART_IOCTL_BREAK 1
	#define UART_IOCTL_IFLOW 2			#define UART_IOCTL_IFLOW 2
	#define UART_IOCTL_OFLOW 3			#define UART_IOCTL_OFLOW 3
	#define UART_IOCTL_BAUD 4			#define UART_IOCTL_BAUD 4

	/* UART quirk flags */			/* UART quirk flags */
	#define UART_F_BUSY_DETECT 0x1			#define UART_F_BUSY_DETECT 0x1
				#define UART_F_IGNORE_SPCR_REGSHFT 0x2

	/*			/*
	* UART class & instance (=softc)			* UART class & instance (=softc)
	*/			*/
	struct uart_class {			struct uart_class {
	KOBJ_CLASS_FIELDS;			KOBJ_CLASS_FIELDS;
	struct uart_ops uc_ops; / Low-level console operations. */			struct uart_ops uc_ops; / Low-level console operations. */
	u_int uc_range; /* Bus space address range. */			u_int uc_range; /* Bus space address range. */
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