search for: com_tx

Displaying 2 results from an estimated 2 matches for "com_tx".

2013 Jul 12
0
[PATCH 001/001] core/serial: Add support for serial output functions.
...dem ctrl register fields */ +#define COM_MODEM_CTRL_RTS 0x02 +#define COM_MODEM_CTRL_DTR 0x01 + +/* DLAB bit pos (Divisor Latch Access Bit) */ +#define COM_DLAB_BIT (1 << 7) + +/* If DLAB is set 0 in COM_LINE_CTRL_REG */ +#define COM_RX 0 /* Receiver */ +#define COM_TX 0 /* Transmitter */ + +/* If DLAB is set 1 in COM_LINE_CTRL_REG */ +#define COM_DIVREG_LOW 0 +#define COM_DIVREG_HIGH 1 + +typedef enum { + SERIAL_OFF, + SERIAL_ON, + SERIAL_DONT_EXIST, +} serial_state; + +extern int serial_puts(const char *); +extern int serial_pr...
2013 Jul 12
2
[PATCH 001/001] core/serial: Add support for serial output functions.
...Transmitter off */ + +/* Modem ctrl register fields */ +#define COM_MODEM_CTRL_RTS 0x02 +#define COM_MODEM_CTRL_DTR 0x01 + +/* DLAB bit pos (Divisor Latch Access Bit) */ +#define COM_DLAB_BIT (1 << 7) + +/* If DLAB is set 0 in COM_LINE_CTRL_REG */ +#define COM_RX 0 /* Receiver */ +#define COM_TX 0 /* Transmitter */ + +/* If DLAB is set 1 in COM_LINE_CTRL_REG */ +#define COM_DIVREG_LOW 0 +#define COM_DIVREG_HIGH 1 + +typedef enum { + SERIAL_OFF, + SERIAL_ON, + SERIAL_DONT_EXIST, +} serial_state; + +extern int serial_puts(const char *); +extern int serial_print(const char *, ......