Differential D15498 Diff 42815 head/sys/dev/usb/serial/uchcom.c

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head/sys/dev/usb/serial/uchcom.c

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#define UCHCOM_REG_BPS_DIV 0x13		#define UCHCOM_REG_BPS_DIV 0x13
#define UCHCOM_REG_BPS_MOD 0x14		#define UCHCOM_REG_BPS_MOD 0x14
#define UCHCOM_REG_BPS_PAD 0x0F		#define UCHCOM_REG_BPS_PAD 0x0F
#define UCHCOM_REG_BREAK1 0x05		#define UCHCOM_REG_BREAK1 0x05
#define UCHCOM_REG_LCR1 0x18		#define UCHCOM_REG_LCR1 0x18
#define UCHCOM_REG_LCR2 0x25		#define UCHCOM_REG_LCR2 0x25

#define UCHCOM_VER_20 0x20		#define UCHCOM_VER_20 0x20
		#define UCHCOM_VER_30 0x30

#define UCHCOM_BASE_UNKNOWN 0		#define UCHCOM_BASE_UNKNOWN 0
#define UCHCOM_BPS_MOD_BASE 20000000		#define UCHCOM_BPS_MOD_BASE 20000000
#define UCHCOM_BPS_MOD_BASE_OFS 1100		#define UCHCOM_BPS_MOD_BASE_OFS 1100

#define UCHCOM_DTR_MASK 0x20		#define UCHCOM_DTR_MASK 0x20
#define UCHCOM_RTS_MASK 0x40		#define UCHCOM_RTS_MASK 0x40

▲ Show 20 Lines • Show All 564 Lines • ▼ Show 20 Lines	uchcom_pre_param(struct ucom_softc ucom, struct termios t)
return (0); /* success */		return (0); /* success */
}		}

static void		static void
uchcom_cfg_param(struct ucom_softc ucom, struct termios t)		uchcom_cfg_param(struct ucom_softc ucom, struct termios t)
{		{
struct uchcom_softc *sc = ucom->sc_parent;		struct uchcom_softc *sc = ucom->sc_parent;

uchcom_get_version(sc, 0);		uchcom_get_version(sc, NULL);
uchcom_ctrl_write(sc, UCHCOM_REQ_RESET, 0, 0);		uchcom_ctrl_write(sc, UCHCOM_REQ_RESET, 0, 0);
uchcom_set_baudrate(sc, t->c_ospeed);		uchcom_set_baudrate(sc, t->c_ospeed);
uchcom_read_reg(sc, 0x18, 0, 0x25, 0);		if (sc->sc_version < UCHCOM_VER_30) {
uchcom_write_reg(sc, 0x18, 0x50, 0x25, 0x00);		uchcom_read_reg(sc, UCHCOM_REG_LCR1, NULL,
		UCHCOM_REG_LCR2, NULL);
		uchcom_write_reg(sc, UCHCOM_REG_LCR1, 0x50,
		UCHCOM_REG_LCR2, 0x00);
		} else {
		/*
		* Set up line control:
		* - enable transmit and receive
		* - set 8n1 mode
		* To do: support other sizes, parity, stop bits.
		*/
		uchcom_write_reg(sc,
		UCHCOM_REG_LCR1,
		UCHCOM_LCR1_RX \| UCHCOM_LCR1_TX \| UCHCOM_LCR1_CS8,
		UCHCOM_REG_LCR2, 0x00);
		}
uchcom_update_status(sc);		uchcom_update_status(sc);
uchcom_ctrl_write(sc, UCHCOM_REQ_RESET, 0x501f, 0xd90a);		uchcom_ctrl_write(sc, UCHCOM_REQ_RESET, 0x501f, 0xd90a);
uchcom_set_baudrate(sc, t->c_ospeed);		uchcom_set_baudrate(sc, t->c_ospeed);
uchcom_set_dtr_rts(sc);		uchcom_set_dtr_rts(sc);
uchcom_update_status(sc);		uchcom_update_status(sc);
}		}

static void		static void
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