Differential D23718 Diff 68417 sys/dev/altera/jtag_uart/altera_jtag_uart_cons.c

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	#include <sys/tty.h>			#include <sys/tty.h>

	#include <ddb/ddb.h>			#include <ddb/ddb.h>

	#include <dev/altera/jtag_uart/altera_jtag_uart.h>			#include <dev/altera/jtag_uart/altera_jtag_uart.h>

	devclass_t altera_jtag_uart_devclass;			devclass_t altera_jtag_uart_devclass;

	static SYSCTL_NODE(_hw, OID_AUTO, altera_jtag_uart, CTLFLAG_RW, 0,			static SYSCTL_NODE(_hw, OID_AUTO, altera_jtag_uart,
				CTLFLAG_RW \| CTLFLAG_MPSAFE, 0,
	"Altera JTAG UART configuration knobs");			"Altera JTAG UART configuration knobs");

	/*			/*
	* One-byte buffer as we can't check whether the UART is readable without			* One-byte buffer as we can't check whether the UART is readable without
	* actually reading from it, synchronised by a spinlock; this lock also			* actually reading from it, synchronised by a spinlock; this lock also
	* synchronises access to the I/O ports for non-atomic sequences. These			* synchronises access to the I/O ports for non-atomic sequences. These
	* symbols are public so that the TTY layer can use them when working on an			* symbols are public so that the TTY layer can use them when working on an
	* instance of the UART that is also a low-level console.			* instance of the UART that is also a low-level console.
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