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C++ sci_out函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中sci_out函数的典型用法代码示例。如果您正苦于以下问题:C++ sci_out函数的具体用法?C++ sci_out怎么用?C++ sci_out使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了sci_out函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: handle_error

void handle_error(void)
{
	sci_in(&sh_sci, SCxSR);
	sci_out(&sh_sci, SCxSR, SCxSR_ERROR_CLEAR(&sh_sci));
	sci_in(&sh_sci, SCLSR);
	sci_out(&sh_sci, SCLSR, 0x00);
}
开发者ID:ClarkChen633,项目名称:u-boot-pi,代码行数:7,代码来源:serial_sh.c


示例2: sci_setsignals

static void sci_setsignals(struct sci_port *port, int dtr, int rts)
{
	/* This routine is used for seting signals of: DTR, DCD, CTS/RTS */
	/* We use SCIF's hardware for CTS/RTS, so don't need any for that. */
	/* If you have signals for DTR and DCD, please implement here. */

#if defined(CONFIG_SH_SECUREEDGE5410)
	int flags;

	save_and_cli(flags);
	if (port == &sci_ports[1]) { /* port 1 only */
		if (dtr == 0)
			SECUREEDGE_WRITE_IOPORT(0x0080, 0x0080);
		else if (dtr == 1)
			SECUREEDGE_WRITE_IOPORT(0x0000, 0x0080);
		if ((sci_in(port, SCFCR) & SCFCR_MCE) == 0) {
			if (rts)
				sci_out(port, SCSPTR, sci_in(port, SCSPTR) & ~0x40);
			else
				sci_out(port, SCSPTR, sci_in(port, SCSPTR) | 0x40);
		}
	}
	if (port == &sci_ports[0]) { /* port 0 only */
		if (dtr == 0)
			SECUREEDGE_WRITE_IOPORT(0x0200, 0x0200);
		else if (dtr == 1)
			SECUREEDGE_WRITE_IOPORT(0x0000, 0x0200);
		if (rts == 0)
			SECUREEDGE_WRITE_IOPORT(0x0100, 0x0100);
		else if (rts == 1)
			SECUREEDGE_WRITE_IOPORT(0x0000, 0x0100);
	}
	restore_flags(flags);
#endif
}
开发者ID:iPodLinux,项目名称:linux-2.4.24-ipod,代码行数:35,代码来源:sh-sci.c


示例3: sci_set_termios

static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
			    struct ktermios *old)
{
	struct sci_port *s = &sci_ports[port->line];
	unsigned int status, baud, smr_val;
	unsigned long flags;
	int t;

	baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16);

	switch (baud) {
		case 0:
			t = -1;
			break;
		default:
		{
#if defined(CONFIG_SUPERH) && !defined(CONFIG_SUPERH64)
			struct clk *clk = clk_get(NULL, "module_clk");
			t = SCBRR_VALUE(baud, clk_get_rate(clk));
			clk_put(clk);
#else
			t = SCBRR_VALUE(baud);
#endif
		}
			break;
	}

	spin_lock_irqsave(&port->lock, flags);

	do {
		status = sci_in(port, SCxSR);
	} while (!(status & SCxSR_TEND(port)));

	sci_out(port, SCSCR, 0x00);	/* TE=0, RE=0, CKE1=0 */

#if !defined(SCI_ONLY)
	if (port->type == PORT_SCIF)
		sci_out(port, SCFCR, SCFCR_RFRST | SCFCR_TFRST);
#endif

	smr_val = sci_in(port, SCSMR) & 3;
	if ((termios->c_cflag & CSIZE) == CS7)
		smr_val |= 0x40;
	if (termios->c_cflag & PARENB)
		smr_val |= 0x20;
	if (termios->c_cflag & PARODD)
		smr_val |= 0x30;
	if (termios->c_cflag & CSTOPB)
		smr_val |= 0x08;

	uart_update_timeout(port, termios->c_cflag, baud);

	sci_out(port, SCSMR, smr_val);

	if (t > 0) {
		if(t >= 256) {
			sci_out(port, SCSMR, (sci_in(port, SCSMR) & ~3) | 1);
			t >>= 2;
		} else {
开发者ID:ivucica,项目名称:linux,代码行数:59,代码来源:sh-sci.c


示例4: change_speed

/*
 * This routine is called to set the UART divisor registers to match
 * the specified baud rate for a serial port.
 */
static void change_speed(struct sci_struct *sci)
{
	unsigned cflag;
	unsigned int status;
	unsigned int smr_val;
	unsigned int ddr;
	unsigned int i,t;

	if (!sci->info->tty || !sci->info->tty->termios)
		return;
	cflag = sci->info->tty->termios->c_cflag;

	do
		status = sci_in(sci, SCI_SSR);
	while (!(status & SCI_SSR_TEND));

	sci_out(sci, SCI_SCR, 0x00);	/* TE=0, RE=0, CKE1=0 */

	smr_val = sci_in(sci, SCI_SMR) & 3;
	if ((cflag & CSIZE) == CS7)
		smr_val |= 0x40;
	if (cflag & PARENB)
		smr_val |= 0x20;
	if (cflag & PARODD)
		smr_val |= 0x10;
	if (cflag & CSTOPB)
		smr_val |= 0x08;
	t=0;
	cflag = sci->info->tty->termios->c_cflag;
	i = cflag & CBAUD;
	if (i & CBAUDEX) {
		i &= ~CBAUDEX;
		if (i < 1 || i > 2) 
			sci->info->tty->termios->c_cflag &= ~CBAUDEX;
		else
			i += 15;
	}
	if (i == 15) {
		if ((sci->info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
			i += 1;
		if ((sci->info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
			i += 2;
		if ((sci->info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST)
			t = sci->info->custom_divisor;
	}
	if (t==0)
		t=sci_baud_table[i];

	if (t > 0) {
		if(t >= 256) {
			smr_val = (t >> 8) & 3;
		}
		sci_out(sci, SCI_BRR, t & 0xff);
		udelay(32*(1 << (t*2))*(t & 0xff)*CONFIG_CLK_FREQ); /* Wait one bit interval */
	}
开发者ID:robacklin,项目名称:uclinux-linux,代码行数:59,代码来源:hitachi-sci.c


示例5: sci_init_pins_scif

/* For SH7750 */
static void sci_init_pins_scif(struct sci_port* port, unsigned int cflag)
{
	unsigned int fcr_val = 0;

	if (cflag & CRTSCTS) {
		fcr_val |= SCFCR_MCE;
	} else {
		sci_out(port, SCSPTR, 0x0080); /* Set RTS = 1 */
	}
	sci_out(port, SCFCR, fcr_val);
}
开发者ID:NieHao,项目名称:Tomato-RAF,代码行数:12,代码来源:sh-sci.c


示例6: serial_raw_putc

void serial_raw_putc(const char c)
{
	while (1) {
		/* Tx fifo is empty */
		if (sci_in(&sh_sci, SCxSR) & SCxSR_TEND(&sh_sci))
			break;
	}

	sci_out(&sh_sci, SCxTDR, c);
	sci_out(&sh_sci, SCxSR, sci_in(&sh_sci, SCxSR) & ~SCxSR_TEND(&sh_sci));
}
开发者ID:ClarkChen633,项目名称:u-boot-pi,代码行数:11,代码来源:serial_sh.c


示例7: kgdb_put_char

/* Write a char */
static void kgdb_put_char(struct sci_port *port, char c)
{
        unsigned short status;

        do
                status = sci_in(port, SCxSR);
        while (!(status & SCxSR_TDxE(port)));

        sci_out(port, SCxTDR, c);
        sci_in(port, SCxSR);    /* Dummy read */
        sci_out(port, SCxSR, SCxSR_TDxE_CLEAR(port));
}
开发者ID:BackupTheBerlios,项目名称:tuxap,代码行数:13,代码来源:sh-sci.c


示例8: scif_sercon_putc

static void scif_sercon_putc(int c)
{
	while (((sci_in(&scif_port, SCFDR) & EPK_FIFO_BITS) >= EPK_FIFO_SIZE))
		;

	sci_in(&scif_port, SCxSR);
	sci_out(&scif_port, SCxSR, 0xf3 & ~(0x20 | 0x40));
	sci_out(&scif_port, SCxTDR, c);

	while ((sci_in(&scif_port, SCxSR) & 0x40) == 0)
		;

	if (c == '\n')
		scif_sercon_putc('\r');
}
开发者ID:325116067,项目名称:semc-qsd8x50,代码行数:15,代码来源:early_printk.c


示例9: sci_init_pins_scif

/* For SH7707, SH7709, SH7709A, SH7729, SH7300*/
static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag)
{
	unsigned int fcr_val = 0;
#if !defined(CONFIG_CPU_SUBTYPE_SH7300) /* SH7300 doesn't use RTS/CTS */
	{
		unsigned short data;

		/* We need to set SCPCR to enable RTS/CTS */
		data = ctrl_inw(SCPCR);
		/* Clear out SCP7MD1,0, SCP6MD1,0, SCP4MD1,0*/
		ctrl_outw(data&0x0fcf, SCPCR);
	}
	if (cflag & CRTSCTS)
		fcr_val |= SCFCR_MCE;
	else {
		unsigned short data;

		/* We need to set SCPCR to enable RTS/CTS */
		data = ctrl_inw(SCPCR);
		/* Clear out SCP7MD1,0, SCP4MD1,0,
		   Set SCP6MD1,0 = {01} (output)  */
		ctrl_outw((data&0x0fcf)|0x1000, SCPCR);

		data = ctrl_inb(SCPDR);
		/* Set /RTS2 (bit6) = 0 */
		ctrl_outb(data&0xbf, SCPDR);
	}
#endif
	sci_out(port, SCFCR, fcr_val);
}
开发者ID:BackupTheBerlios,项目名称:tuxap,代码行数:31,代码来源:sh-sci.c


示例10: sci_transmit_chars

static void sci_transmit_chars(struct uart_port *port)
{
	struct circ_buf *xmit = &port->info->xmit;
	unsigned int stopped = uart_tx_stopped(port);
	unsigned long flags;
	unsigned short status;
	unsigned short ctrl;
	int count, txroom;

	status = sci_in(port, SCxSR);
	if (!(status & SCxSR_TDxE(port))) {
		local_irq_save(flags);
		ctrl = sci_in(port, SCSCR);
		if (uart_circ_empty(xmit)) {
			ctrl &= ~SCI_CTRL_FLAGS_TIE;
		} else {
			ctrl |= SCI_CTRL_FLAGS_TIE;
		}
		sci_out(port, SCSCR, ctrl);
		local_irq_restore(flags);
		return;
	}

#if !defined(SCI_ONLY)
	if (port->type == PORT_SCIF) {
		txroom = SCIF_TXROOM_MAX - (sci_in(port, SCFDR)>>8);
	} else {
开发者ID:BackupTheBerlios,项目名称:tuxap,代码行数:27,代码来源:sh-sci.c


示例11: sci_init_pins_scif

/* For SH7707, SH7709, SH7709A, SH7729 */
static void sci_init_pins_scif(struct sci_port* port, unsigned int cflag)
{
	unsigned int fcr_val = 0;

	{
		unsigned short data;

		/* We need to set SCPCR to enable RTS/CTS */
		data = ctrl_inw(SCPCR);
		/* Clear out SCP7MD1,0, SCP6MD1,0, SCP4MD1,0*/
		ctrl_outw(data&0x0fcf, SCPCR);
	}
	if (cflag & CRTSCTS)
		fcr_val |= SCFCR_MCE;
	else {
		unsigned short data;

		/* We need to set SCPCR to enable RTS/CTS */
		data = ctrl_inw(SCPCR);
		/* Clear out SCP7MD1,0, SCP4MD1,0,
		   Set SCP6MD1,0 = {01} (output)  */
		ctrl_outw((data&0x0fcf)|0x1000, SCPCR);

		data = ctrl_inb(SCPDR);
		/* Set /RTS2 (bit6) = 0 */
		ctrl_outb(data&0xbf, SCPDR);
	}
	sci_out(port, SCFCR, fcr_val);
}
开发者ID:nhanh0,项目名称:hah,代码行数:30,代码来源:sh-sci.c


示例12: sci_handle_breaks

static inline int sci_handle_breaks(struct uart_port *port)
{
	int copied = 0;
	unsigned short status = sci_in(port, SCxSR);
	struct tty_struct *tty = port->info->tty;
	struct sci_port *s = &sci_ports[port->line];

	if (!s->break_flag && status & SCxSR_BRK(port)) {
#if defined(CONFIG_CPU_SH3)
		/* Debounce break */
		s->break_flag = 1;
#endif
		/* Notify of BREAK */
		if (tty_insert_flip_char(tty, 0, TTY_BREAK))
			copied++;
		pr_debug("sci: BREAK detected\n");
	}

#if defined(SCIF_ORER)
	/* XXX: Handle SCIF overrun error */
	if (port->type == PORT_SCIF && (sci_in(port, SCLSR) & SCIF_ORER) != 0) {
		sci_out(port, SCLSR, 0);
		if (tty_insert_flip_char(tty, 0, TTY_OVERRUN)) {
			copied++;
			pr_debug("sci: overrun error\n");
		}
	}
#endif

	if (copied)
		tty_flip_buffer_push(tty);

	return copied;
}
开发者ID:ivucica,项目名称:linux,代码行数:34,代码来源:sh-sci.c


示例13: put_char

static void put_char(struct sci_port *port, char c)
{
	unsigned long flags;
	unsigned short status;

	save_and_cli(flags);

	do
		status = sci_in(port, SCxSR);
	while (!(status & SCxSR_TDxE(port)));
	
	sci_out(port, SCxTDR, c);
	sci_in(port, SCxSR);            /* Dummy read */
	sci_out(port, SCxSR, SCxSR_TDxE_CLEAR(port));

	restore_flags(flags);
}
开发者ID:nhanh0,项目名称:hah,代码行数:17,代码来源:sh-sci.c


示例14: sci_init_pins_irda

static void sci_init_pins_irda(struct sci_port* port, unsigned int cflag)
{
	unsigned int fcr_val = 0;

	if (cflag & CRTSCTS)
		fcr_val |= SCFCR_MCE;

	sci_out(port, SCFCR, fcr_val);
}
开发者ID:nhanh0,项目名称:hah,代码行数:9,代码来源:sh-sci.c


示例15: sci_set_termios

static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
			    struct ktermios *old)
{
	struct sci_port *s = &sci_ports[port->line];
	unsigned int status, baud, smr_val;
	int t = -1;

	baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16);
	if (likely(baud))
		t = SCBRR_VALUE(baud, port->uartclk);

	do {
		status = sci_in(port, SCxSR);
	} while (!(status & SCxSR_TEND(port)));

	sci_out(port, SCSCR, 0x00);	/* TE=0, RE=0, CKE1=0 */

#if !defined(SCI_ONLY)
	if (port->type == PORT_SCIF)
		sci_out(port, SCFCR, SCFCR_RFRST | SCFCR_TFRST);
#endif

	smr_val = sci_in(port, SCSMR) & 3;
	if ((termios->c_cflag & CSIZE) == CS7)
		smr_val |= 0x40;
	if (termios->c_cflag & PARENB)
		smr_val |= 0x20;
	if (termios->c_cflag & PARODD)
		smr_val |= 0x30;
	if (termios->c_cflag & CSTOPB)
		smr_val |= 0x08;

	uart_update_timeout(port, termios->c_cflag, baud);

	sci_out(port, SCSMR, smr_val);

	if (t > 0) {
		if(t >= 256) {
			sci_out(port, SCSMR, (sci_in(port, SCSMR) & ~3) | 1);
			t >>= 2;
		} else {
开发者ID:mpalmer,项目名称:linux-2.6,代码行数:41,代码来源:sh-sci.c


示例16: scif_sercon_init

/*
 * Simple SCIF init, primarily aimed at SH7750 and other similar SH-4
 * devices that aren't using sh-ipl+g.
 */
static void scif_sercon_init(char *s)
{
	struct uart_port *port = &scif_port;
	unsigned baud = DEFAULT_BAUD;
	unsigned int status;
	char *e;

	if (*s == ',')
		++s;

	if (*s) {
		/* ignore ioport/device name */
		s += strcspn(s, ",");
		if (*s == ',')
			s++;
	}

	if (*s) {
		baud = simple_strtoul(s, &e, 0);
		if (baud == 0 || s == e)
			baud = DEFAULT_BAUD;
	}

	do {
		status = sci_in(port, SCxSR);
	} while (!(status & SCxSR_TEND(port)));

	sci_out(port, SCSCR, 0);	 /* TE=0, RE=0 */
	sci_out(port, SCFCR, SCFCR_RFRST | SCFCR_TFRST);
	sci_out(port, SCSMR, 0);

	/* Set baud rate */
	sci_out(port, SCBRR, (CONFIG_SH_PCLK_FREQ + 16 * baud) /
		(32 * baud) - 1);
	udelay((1000000+(baud-1)) / baud); /* Wait one bit interval */

	sci_out(port, SCSPTR, 0);
	sci_out(port, SCxSR, 0x60);
	sci_out(port, SCLSR, 0);

	sci_out(port, SCFCR, 0);
	sci_out(port, SCSCR, 0x30);	 /* TE=1, RE=1 */
}
开发者ID:325116067,项目名称:semc-qsd8x50,代码行数:47,代码来源:early_printk.c


示例17: kgdb_break_interrupt

/* Breakpoint if there's a break sent on the serial port */
static void kgdb_break_interrupt(int irq, void *ptr, struct pt_regs *regs)
{
        struct sci_port *port = ptr;
        unsigned short status = sci_in(port, SCxSR);

        if (status & SCxSR_BRK(port)) {

                /* Break into the debugger if a break is detected */
                BREAKPOINT();

                /* Clear */
                sci_out(port, SCxSR, SCxSR_BREAK_CLEAR(port));
        }
}
开发者ID:BackupTheBerlios,项目名称:tuxap,代码行数:15,代码来源:sh-sci.c


示例18: kgdb_get_char

/* Get a char if there is one, else ret -1 */
static int kgdb_get_char(struct sci_port *port)
{
        int c;

        if (kgdb_is_char_ready(port) == 0)
                c = -1;
        else {
                c = sci_in(port, SCxRDR);
                sci_in(port, SCxSR);    /* Dummy read */
                sci_out(port, SCxSR, SCxSR_RDxF_CLEAR(port));
        }

        return c;
}
开发者ID:BackupTheBerlios,项目名称:tuxap,代码行数:15,代码来源:sh-sci.c


示例19: sci_br_interrupt

static irqreturn_t sci_br_interrupt(int irq, void *ptr)
{
	struct uart_port *port = ptr;

	/* Handle BREAKs */
	sci_handle_breaks(port);

#ifdef CONFIG_SH_KGDB
	/* Break into the debugger if a break is detected */
	BREAKPOINT();
#endif

	sci_out(port, SCxSR, SCxSR_BREAK_CLEAR(port));

	return IRQ_HANDLED;
}
开发者ID:ivucica,项目名称:linux,代码行数:16,代码来源:sh-sci.c


示例20: sci_init_pins_scif

/* For SH7750 */
static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag)
{
	unsigned int fcr_val = 0;

	if (cflag & CRTSCTS) {
		fcr_val |= SCFCR_MCE;
	} else {
#ifdef CONFIG_CPU_SUBTYPE_SH7343
		/* Nothing */
#elif defined(CONFIG_CPU_SUBTYPE_SH7780)
		ctrl_outw(0x0080, SCSPTR0); /* Set RTS = 1 */
#else
		ctrl_outw(0x0080, SCSPTR2); /* Set RTS = 1 */
#endif
	}
	sci_out(port, SCFCR, fcr_val);
}
开发者ID:ivucica,项目名称:linux,代码行数:18,代码来源:sh-sci.c



注:本文中的sci_out函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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