C++ (Cpp) omap_uart_lowlevel_putc示例

示例#1

文件： defterm.c 项目： JackieXie168/xvisor-next

static int omap_defterm_putc(u8 ch)
{
	if (!omap_uart_lowlevel_can_putc(omap_defterm_base, 2)) {
		return VMM_EFAIL;
	}
	omap_uart_lowlevel_putc(omap_defterm_base, 2, ch);
	return VMM_OK;
}

示例#2

文件： omap-uart.c 项目： alessandrodn/xvisor-next

static u32 omap_uart_tx(struct serial *p, u8 *src, size_t len)
{
	u32 i;
	struct omap_uart_port *port = serial_tx_priv(p);

	for (i = 0; i < len; i++) {
		if (!omap_uart_lowlevel_can_putc(port->base, port->reg_shift)) {
			break;
		}
		omap_uart_lowlevel_putc(port->base, port->reg_shift, src[i]);
	}

	return i;
}

示例#3

文件： omap-uart.c 项目： HeidCloud/xvisor

static u32 omap_uart_write(struct vmm_chardev *cdev, 
			   u8 *src, u32 len, bool sleep)
{
	u32 i;
	struct omap_uart_port *port;

	if (!(cdev && src && cdev->priv)) {
		return 0;
	}

	port = cdev->priv;

#if defined(OMAP_UART_USE_TXINTR)
	if (sleep) {
		for (i = 0; i < len; i++) {
			omap_uart_putc_sleepable(port, src[i]);
		}
	} else {
		for (i = 0; i < len; i++) {
			if (!omap_uart_lowlevel_can_putc(port->base, port->reg_align)) {
				break;
			}
			omap_uart_lowlevel_putc(port->base, port->reg_align, src[i]);
		}
	}
#else
	for (i = 0; i < len; i++) {
		if (!omap_uart_lowlevel_can_putc(port->base, port->reg_align)) {
			break;
		}
		omap_uart_lowlevel_putc(port->base, port->reg_align, src[i]);
	}
#endif

	return i;
}