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C++ rd_regl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rd_regl函数的典型用法代码示例。如果您正苦于以下问题:C++ rd_regl函数的具体用法?C++ rd_regl怎么用?C++ rd_regl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rd_regl函数的19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: s3c2410_serial_getsource

static int s3c2410_serial_getsource(struct uart_port *port,
                    struct s3c24xx_uart_clksrc *clk)
{
    unsigned long ucon = rd_regl(port, S3C2410_UCON);

    clk->divisor = 1;
    clk->name = (ucon & S3C2410_UCON_UCLK) ? "uclk" : "pclk";

    return 0;
}
开发者ID:274914765,项目名称:C,代码行数:10,代码来源:s3c2410.c


示例2: sirfsoc_uart_console_putchar

static void sirfsoc_uart_console_putchar(struct uart_port *port, int ch)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	struct sirfsoc_register *ureg = &sirfport->uart_reg->uart_reg;
	struct sirfsoc_fifo_status *ufifo_st = &sirfport->uart_reg->fifo_status;
	while (rd_regl(port, ureg->sirfsoc_tx_fifo_status) &
		ufifo_st->ff_full(port))
		cpu_relax();
	wr_regl(port, ureg->sirfsoc_tx_fifo_data, ch);
}
开发者ID:513855417,项目名称:linux,代码行数:10,代码来源:sirfsoc_uart.c


示例3: s3c24xx_serial_getchar

/* getchar routine in polling mode. Added to support KGDB */
static int s3c24xx_serial_getchar(struct uart_port *port)
{
	unsigned long ufstat, utrstat;
	unsigned int ufcon = rd_regl(port, S3C2410_UFCON);

	if (ufcon & S3C2410_UFCON_FIFOMODE) {
		/* fifo mode - check ammount of data in fifo registers... */
		do {
			ufstat = rd_regl(port, S3C2410_UFSTAT);
		} while (!(ufstat & S3C2410_UFSTAT_RXMASK));
		/* blocked until there is data in the fifo */
	} else {
		/* non fifo mode - check just the rx buffer register */
		do {
			utrstat = rd_regl(port, S3C2410_UTRSTAT);
		} while (!(utrstat & S3C2410_UTRSTAT_RXDR));
		/* blocked until there is data in the RX register */
	}
	return (rd_regb(port, S3C2410_URXH));
}
开发者ID:Admetric,项目名称:android_kernel_s5pv210,代码行数:21,代码来源:samsung.c


示例4: sirfsoc_uart_set_mctrl

static void sirfsoc_uart_set_mctrl(struct uart_port *port, unsigned int mctrl)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	struct sirfsoc_register *ureg = &sirfport->uart_reg->uart_reg;
	unsigned int assert = mctrl & TIOCM_RTS;
	unsigned int val = assert ? SIRFUART_AFC_CTRL_RX_THD : 0x0;
	unsigned int current_val;

	if (mctrl & TIOCM_LOOP) {
		if (sirfport->uart_reg->uart_type == SIRF_REAL_UART)
			wr_regl(port, ureg->sirfsoc_line_ctrl,
				rd_regl(port, ureg->sirfsoc_line_ctrl) |
				SIRFUART_LOOP_BACK);
		else
			wr_regl(port, ureg->sirfsoc_mode1,
				rd_regl(port, ureg->sirfsoc_mode1) |
				SIRFSOC_USP_LOOP_BACK_CTRL);
	} else {
		if (sirfport->uart_reg->uart_type == SIRF_REAL_UART)
			wr_regl(port, ureg->sirfsoc_line_ctrl,
				rd_regl(port, ureg->sirfsoc_line_ctrl) &
				~SIRFUART_LOOP_BACK);
		else
			wr_regl(port, ureg->sirfsoc_mode1,
				rd_regl(port, ureg->sirfsoc_mode1) &
				~SIRFSOC_USP_LOOP_BACK_CTRL);
	}

	if (!sirfport->hw_flow_ctrl || !sirfport->ms_enabled)
		return;
	if (sirfport->uart_reg->uart_type == SIRF_REAL_UART) {
		current_val = rd_regl(port, ureg->sirfsoc_afc_ctrl) & ~0xFF;
		val |= current_val;
		wr_regl(port, ureg->sirfsoc_afc_ctrl, val);
	} else {
		if (!val)
			gpio_set_value(sirfport->rts_gpio, 1);
		else
			gpio_set_value(sirfport->rts_gpio, 0);
	}
}
开发者ID:020gzh,项目名称:linux,代码行数:41,代码来源:sirfsoc_uart.c


示例5: sirfsoc_uart_start_next_rx_dma

/* submit rx dma task into dmaengine */
static void sirfsoc_uart_start_next_rx_dma(struct uart_port *port)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	struct sirfsoc_register *ureg = &sirfport->uart_reg->uart_reg;
	struct sirfsoc_int_en *uint_en = &sirfport->uart_reg->uart_int_en;
	int i;
	sirfport->rx_io_count = 0;
	wr_regl(port, ureg->sirfsoc_rx_dma_io_ctrl,
		rd_regl(port, ureg->sirfsoc_rx_dma_io_ctrl) &
		~SIRFUART_IO_MODE);
	for (i = 0; i < SIRFSOC_RX_LOOP_BUF_CNT; i++)
		sirfsoc_rx_submit_one_dma_desc(port, i);
	sirfport->rx_completed = sirfport->rx_issued = 0;
	if (!sirfport->is_atlas7)
		wr_regl(port, ureg->sirfsoc_int_en_reg,
				rd_regl(port, ureg->sirfsoc_int_en_reg) |
				SIRFUART_RX_DMA_INT_EN(port, uint_en));
	else
		wr_regl(port, ureg->sirfsoc_int_en_reg,
			SIRFUART_RX_DMA_INT_EN(port, uint_en));
}
开发者ID:19Dan01,项目名称:linux,代码行数:22,代码来源:sirfsoc_uart.c


示例6: sirfsoc_uart_set_mctrl

static void sirfsoc_uart_set_mctrl(struct uart_port *port, unsigned int mctrl)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	unsigned int assert = mctrl & TIOCM_RTS;
	unsigned int val = assert ? SIRFUART_AFC_CTRL_RX_THD : 0x0;
	unsigned int current_val;
	if (sirfport->hw_flow_ctrl) {
		current_val = rd_regl(port, SIRFUART_AFC_CTRL) & ~0xFF;
		val |= current_val;
		wr_regl(port, SIRFUART_AFC_CTRL, val);
	}
}
开发者ID:Cool-Joe,项目名称:imx23-audio,代码行数:12,代码来源:sirfsoc_uart.c


示例7: sirfsoc_uart_pio_rx_chars

static unsigned int
sirfsoc_uart_pio_rx_chars(struct uart_port *port, unsigned int max_rx_count)
{
	unsigned int ch, rx_count = 0;

	while (!(rd_regl(port, SIRFUART_RX_FIFO_STATUS) &
					SIRFUART_FIFOEMPTY_MASK(port))) {
		ch = rd_regl(port, SIRFUART_RX_FIFO_DATA) | SIRFUART_DUMMY_READ;
		if (unlikely(uart_handle_sysrq_char(port, ch)))
			continue;
		uart_insert_char(port, 0, 0, ch, TTY_NORMAL);
		rx_count++;
		if (rx_count >= max_rx_count)
			break;
	}

	port->icount.rx += rx_count;
	tty_flip_buffer_push(&port->state->port);

	return rx_count;
}
开发者ID:Cool-Joe,项目名称:imx23-audio,代码行数:21,代码来源:sirfsoc_uart.c


示例8: sirfsoc_uart_break_ctl

static void sirfsoc_uart_break_ctl(struct uart_port *port, int break_state)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	struct sirfsoc_register *ureg = &sirfport->uart_reg->uart_reg;
	if (sirfport->uart_reg->uart_type == SIRF_REAL_UART) {
		unsigned long ulcon = rd_regl(port, ureg->sirfsoc_line_ctrl);
		if (break_state)
			ulcon |= SIRFUART_SET_BREAK;
		else
			ulcon &= ~SIRFUART_SET_BREAK;
		wr_regl(port, ureg->sirfsoc_line_ctrl, ulcon);
	}
}
开发者ID:19Dan01,项目名称:linux,代码行数:13,代码来源:sirfsoc_uart.c


示例9: sirfsoc_uart_disable_ms

static void sirfsoc_uart_disable_ms(struct uart_port *port)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	struct sirfsoc_register *ureg = &sirfport->uart_reg->uart_reg;
	struct sirfsoc_int_en *uint_en = &sirfport->uart_reg->uart_int_en;

	if (!sirfport->hw_flow_ctrl)
		return;
	sirfport->ms_enabled = false;
	if (sirfport->uart_reg->uart_type == SIRF_REAL_UART) {
		wr_regl(port, ureg->sirfsoc_afc_ctrl,
				rd_regl(port, ureg->sirfsoc_afc_ctrl) & ~0x3FF);
		if (!sirfport->is_atlas7)
			wr_regl(port, ureg->sirfsoc_int_en_reg,
					rd_regl(port, ureg->sirfsoc_int_en_reg)&
					~uint_en->sirfsoc_cts_en);
		else
			wr_regl(port, SIRFUART_INT_EN_CLR,
					uint_en->sirfsoc_cts_en);
	} else
		disable_irq(gpio_to_irq(sirfport->cts_gpio));
}
开发者ID:19Dan01,项目名称:linux,代码行数:22,代码来源:sirfsoc_uart.c


示例10: s3c2410_serial_setsource

static int s3c2410_serial_setsource(struct uart_port *port,
				    struct s3c24xx_uart_clksrc *clk)
{
	unsigned long ucon = rd_regl(port, S3C2410_UCON);

	if (strcmp(clk->name, "uclk") == 0)
		ucon |= S3C2410_UCON_UCLK;
	else
		ucon &= ~S3C2410_UCON_UCLK;

	wr_regl(port, S3C2410_UCON, ucon);
	return 0;
}
开发者ID:12rafael,项目名称:jellytimekernel,代码行数:13,代码来源:s3c2410.c


示例11: sirfsoc_uart_start_tx

static void sirfsoc_uart_start_tx(struct uart_port *port)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	struct sirfsoc_register *ureg = &sirfport->uart_reg->uart_reg;
	struct sirfsoc_int_en *uint_en = &sirfport->uart_reg->uart_int_en;
	if (sirfport->tx_dma_chan)
		sirfsoc_uart_tx_with_dma(sirfport);
	else {
		if (sirfport->uart_reg->uart_type == SIRF_USP_UART)
			wr_regl(port, ureg->sirfsoc_tx_rx_en, rd_regl(port,
				ureg->sirfsoc_tx_rx_en) | SIRFUART_TX_EN);
		wr_regl(port, ureg->sirfsoc_tx_fifo_op, SIRFUART_FIFO_STOP);
		sirfsoc_uart_pio_tx_chars(sirfport, port->fifosize);
		wr_regl(port, ureg->sirfsoc_tx_fifo_op, SIRFUART_FIFO_START);
		if (!sirfport->is_atlas7)
			wr_regl(port, ureg->sirfsoc_int_en_reg,
					rd_regl(port, ureg->sirfsoc_int_en_reg)|
					uint_en->sirfsoc_txfifo_empty_en);
		else
			wr_regl(port, ureg->sirfsoc_int_en_reg,
					uint_en->sirfsoc_txfifo_empty_en);
	}
}
开发者ID:020gzh,项目名称:linux,代码行数:23,代码来源:sirfsoc_uart.c


示例12: sirfsoc_uart_enable_ms

static void sirfsoc_uart_enable_ms(struct uart_port *port)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	struct sirfsoc_register *ureg = &sirfport->uart_reg->uart_reg;
	struct sirfsoc_int_en *uint_en = &sirfport->uart_reg->uart_int_en;

	if (!sirfport->hw_flow_ctrl)
		return;
	sirfport->ms_enabled = true;
	if (sirfport->uart_reg->uart_type == SIRF_REAL_UART) {
		wr_regl(port, ureg->sirfsoc_afc_ctrl,
				rd_regl(port, ureg->sirfsoc_afc_ctrl) |
				SIRFUART_AFC_TX_EN | SIRFUART_AFC_RX_EN);
		if (!sirfport->is_atlas7)
			wr_regl(port, ureg->sirfsoc_int_en_reg,
					rd_regl(port, ureg->sirfsoc_int_en_reg)
					| uint_en->sirfsoc_cts_en);
		else
			wr_regl(port, ureg->sirfsoc_int_en_reg,
					uint_en->sirfsoc_cts_en);
	} else
		enable_irq(gpio_to_irq(sirfport->cts_gpio));
}
开发者ID:19Dan01,项目名称:linux,代码行数:23,代码来源:sirfsoc_uart.c


示例13: s5pv210_serial_setsource

static int s5pv210_serial_setsource(struct uart_port *port,
					struct s3c24xx_uart_clksrc *clk)
{
	unsigned long ucon = rd_regl(port, S3C2410_UCON);

	if (strcmp(clk->name, "pclk") == 0)
		ucon &= ~S5PV210_UCON_CLKMASK;
	else if (strcmp(clk->name, "uclk1") == 0)
		ucon |= S5PV210_UCON_CLKMASK;
	else {
		printk(KERN_ERR "unknown clock source %s\n", clk->name);
		return -EINVAL;
	}

	wr_regl(port, S3C2410_UCON, ucon);
	return 0;
}
开发者ID:A2109devs,项目名称:lenovo_a2109a_kernel,代码行数:17,代码来源:s5pv210.c


示例14: sirfsoc_uart_get_mctrl

static unsigned int sirfsoc_uart_get_mctrl(struct uart_port *port)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	if (!(sirfport->ms_enabled)) {
		goto cts_asserted;
	} else if (sirfport->hw_flow_ctrl) {
		if (!(rd_regl(port, SIRFUART_AFC_CTRL) &
						SIRFUART_CTS_IN_STATUS))
			goto cts_asserted;
		else
			goto cts_deasserted;
	}
cts_deasserted:
	return TIOCM_CAR | TIOCM_DSR;
cts_asserted:
	return TIOCM_CAR | TIOCM_DSR | TIOCM_CTS;
}
开发者ID:Cool-Joe,项目名称:imx23-audio,代码行数:17,代码来源:sirfsoc_uart.c


示例15: s5pv210_serial_getsource

static int s5pv210_serial_getsource(struct uart_port *port,
					struct s3c24xx_uart_clksrc *clk)
{
	u32 ucon = rd_regl(port, S3C2410_UCON);

	clk->divisor = 1;

	switch (ucon & S5PV210_UCON_CLKMASK) {
	case S5PV210_UCON_PCLK:
		clk->name = "pclk";
		break;
	case S5PV210_UCON_UCLK:
		clk->name = "uclk1";
		break;
	}

	return 0;
}
开发者ID:A2109devs,项目名称:lenovo_a2109a_kernel,代码行数:18,代码来源:s5pv210.c


示例16: s3c_serial_tx_chars

static irqreturn_t s3c_serial_tx_chars(int irq, void *id)
{
	struct s3c_uart_port *ourport = id;
	struct uart_port *port = &ourport->port;
	struct circ_buf *xmit = &port->info->xmit;
	int count = 256;

	if (port->x_char) {
		wr_regb(port, S3C_UTXH, port->x_char);
		port->icount.tx++;
		port->x_char = 0;
		goto out;
	}

	/* if there isnt anything more to transmit, or the uart is now
	 * stopped, disable the uart and exit
	*/

	if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
		s3c_serial_stop_tx(port);
		goto out;
	}

	/* try and drain the buffer... */

	while (!uart_circ_empty(xmit) && count-- > 0) {
		if (rd_regl(port, S3C_UFSTAT) & ourport->info->tx_fifofull)
			break;

		wr_regb(port, S3C_UTXH, xmit->buf[xmit->tail]);
		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
		port->icount.tx++;
	}

	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
		uart_write_wakeup(port);

	if (uart_circ_empty(xmit))
		s3c_serial_stop_tx(port);

 out:
	wake_lock_timeout(&uart_wakelock, HZ / 2);
	return IRQ_HANDLED;
}
开发者ID:Asrake,项目名称:m8_android_kernel,代码行数:44,代码来源:samsung.c


示例17: sirfsoc_uart_start_tx

static void sirfsoc_uart_start_tx(struct uart_port *port)
{
	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
	struct sirfsoc_register *ureg = &sirfport->uart_reg->uart_reg;
	struct sirfsoc_int_en *uint_en = &sirfport->uart_reg->uart_int_en;
	if (IS_DMA_CHAN_VALID(sirfport->tx_dma_no))
		sirfsoc_uart_tx_with_dma(sirfport);
	else {
		sirfsoc_uart_pio_tx_chars(sirfport, 1);
		wr_regl(port, ureg->sirfsoc_tx_fifo_op, SIRFUART_FIFO_START);
		if (!sirfport->is_marco)
			wr_regl(port, ureg->sirfsoc_int_en_reg,
					rd_regl(port, ureg->sirfsoc_int_en_reg)|
					uint_en->sirfsoc_txfifo_empty_en);
		else
			wr_regl(port, ureg->sirfsoc_int_en_reg,
					uint_en->sirfsoc_txfifo_empty_en);
	}
}
开发者ID:AnadoluPanteri,项目名称:kernel-plus-harmattan,代码行数:19,代码来源:sirfsoc_uart.c


示例18: sirfsoc_uart_pio_tx_chars

static unsigned int
sirfsoc_uart_pio_tx_chars(struct sirfsoc_uart_port *sirfport, int count)
{
	struct uart_port *port = &sirfport->port;
	struct circ_buf *xmit = &port->state->xmit;
	unsigned int num_tx = 0;
	while (!uart_circ_empty(xmit) &&
		!(rd_regl(port, SIRFUART_TX_FIFO_STATUS) &
					SIRFUART_FIFOFULL_MASK(port)) &&
		count--) {
		wr_regl(port, SIRFUART_TX_FIFO_DATA, xmit->buf[xmit->tail]);
		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
		port->icount.tx++;
		num_tx++;
	}
	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
		uart_write_wakeup(port);
	return num_tx;
}
开发者ID:Cool-Joe,项目名称:imx23-audio,代码行数:19,代码来源:sirfsoc_uart.c


示例19: s3c6400_serial_resetport

static int s3c6400_serial_resetport(struct uart_port *port,
				    struct s3c2410_uartcfg *cfg)
{
	unsigned long ucon = rd_regl(port, S3C2410_UCON);

	dbg("s3c6400_serial_resetport: port=%p (%08lx), cfg=%p\n",
	    port, port->mapbase, cfg);

	ucon &= S3C6400_UCON_CLKMASK;

	wr_regl(port, S3C2410_UCON,  ucon | cfg->ucon);
	wr_regl(port, S3C2410_ULCON, cfg->ulcon);

	/* reset both fifos */

	wr_regl(port, S3C2410_UFCON, cfg->ufcon | S3C2410_UFCON_RESETBOTH);
	wr_regl(port, S3C2410_UFCON, cfg->ufcon);

	return 0;
}
开发者ID:kzlin129,项目名称:tt-gpl,代码行数:20,代码来源:s5pc100.c



注:本文中的rd_regl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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