32 static int read_from_ring(const struct device *dev, char *str, int len)  in read_from_ring()
58 static int write_to_ring(const struct device *dev, const char *str, int len)  in write_to_ring()
87 static int xen_hvc_poll_in(const struct device *dev,  in xen_hvc_poll_in()
103 static void xen_hvc_poll_out(const struct device *dev,  in xen_hvc_poll_out()
111 static int xen_hvc_fifo_fill(const struct device *dev, const uint8_t *tx_data,  in xen_hvc_fifo_fill()
132 static int xen_hvc_fifo_read(const struct device *dev, uint8_t *rx_data,  in xen_hvc_fifo_read()
138 static void xen_hvc_irq_tx_enable(const struct device *dev)  in xen_hvc_irq_tx_enable()
148 static int xen_hvc_irq_tx_ready(const struct device *dev)  in xen_hvc_irq_tx_ready()
153 static void xen_hvc_irq_rx_enable(const struct device *dev)  in xen_hvc_irq_rx_enable()
163 static int xen_hvc_irq_tx_complete(const struct device *dev)  in xen_hvc_irq_tx_complete()
172 static int xen_hvc_irq_rx_ready(const struct device *dev)  in xen_hvc_irq_rx_ready()
180 static int xen_hvc_irq_is_pending(const struct device *dev)  in xen_hvc_irq_is_pending()
185 static int xen_hvc_irq_update(const struct device *dev)  in xen_hvc_irq_update()
191 static void xen_hvc_irq_callback_set(const struct device *dev,  in xen_hvc_irq_callback_set()
229 int xen_console_init(const struct device *dev)  in xen_console_init()