/*
* serial_mouse - device driver OPEN entry point
*/
rtems_device_driver
serial_mouse_open(rtems_device_major_number major,
rtems_device_minor_number minor,
void *arg)
{
rtems_status_code status;
static rtems_termios_callbacks cb =
{
NULL, /* firstOpen */
serial_mouse_last_close, /* lastClose */
NULL, /* poll read */
BSP_WRITE_FUNC, /* write */
serial_mouse_conSetAttr, /* setAttributes */
NULL, /* stopRemoteTx */
NULL, /* startRemoteTx */
1 /* outputUsesInterrupts */
};
status = rtems_termios_open( major, minor, arg, &cb );
if(status != RTEMS_SUCCESSFUL)
{
printk("Error openning serial_mouse device\n");
return status;
}
/*
* Pass data area info down to driver
*/
BSP_uart_termios_set( BSP_UART_PORT,
((rtems_libio_open_close_args_t *)arg)->iop->data1 );
/* Enable interrupts on channel */
BSP_uart_intr_ctrl( BSP_UART_PORT, BSP_UART_INTR_CTRL_TERMIOS);
return RTEMS_SUCCESSFUL;
}
static int console_first_open(int major, int minor, void *arg)
{
rtems_status_code status;
/* must not open a minor device we have no ISR for */
assert( minor>=0 && minor < sizeof(ttyS)/sizeof(ttyS[0]) && ttyS[minor].isr );
/* 9600-8-N-1 */
BSP_uart_init(minor, 9600, 0);
status = BSP_uart_install_isr(minor, ttyS[minor].isr);
if (!status) {
printk("Error installing serial console interrupt handler for '%s'!\n",
ttyS[minor].name);
rtems_fatal_error_occurred(status);
}
/*
* Pass data area info down to driver
*/
BSP_uart_termios_set(minor, ((rtems_libio_open_close_args_t *)arg)->iop->data1);
/* Enable interrupts on channel */
BSP_uart_intr_ctrl(minor, BSP_UART_INTR_CTRL_TERMIOS);
return 0;
}
/*
* In order to have a possibility to break into
* running program, one has to call this function
*/
void i386_stub_glue_init_breakin(void)
{
rtems_raw_irq_connect_data uart_raw_irq_data;
assert(uart_current == BSP_UART_COM1 || uart_current == BSP_UART_COM2);
if(uart_current == BSP_UART_COM1)
{
uart_raw_irq_data.idtIndex = BSP_UART_COM1_IRQ + BSP_IRQ_VECTOR_BASE;
}
else
{
uart_raw_irq_data.idtIndex = BSP_UART_COM2_IRQ + BSP_IRQ_VECTOR_BASE;
}
if(!i386_get_current_idt_entry(&uart_raw_irq_data))
{
printk("cannot get idt entry\n");
rtems_fatal_error_occurred(1);
}
if(!i386_delete_idt_entry(&uart_raw_irq_data))
{
printk("cannot delete idt entry\n");
rtems_fatal_error_occurred(1);
}
uart_raw_irq_data.on = BSP_uart_on;
uart_raw_irq_data.off = BSP_uart_off;
uart_raw_irq_data.isOn= BSP_uart_isOn;
/* Install ISR */
if(uart_current == BSP_UART_COM1)
{
uart_raw_irq_data.idtIndex = BSP_UART_COM1_IRQ + BSP_IRQ_VECTOR_BASE;
uart_raw_irq_data.hdl = BSP_uart_dbgisr_com1;
}
else
{
uart_raw_irq_data.idtIndex = BSP_UART_COM2_IRQ + BSP_IRQ_VECTOR_BASE;
uart_raw_irq_data.hdl = BSP_uart_dbgisr_com2;
}
if (!i386_set_idt_entry (&uart_raw_irq_data))
{
printk("raw exception handler connection failed\n");
rtems_fatal_error_occurred(1);
}
/* Enable interrupts */
BSP_uart_intr_ctrl(uart_current, BSP_UART_INTR_CTRL_GDB);
return;
}
/*
* TTY2 device driver OPEN entry point
*/
rtems_device_driver
tty2_open(rtems_device_major_number major,
rtems_device_minor_number minor,
void *arg)
{
rtems_status_code status;
#ifndef USE_TASK_DRIVEN
static rtems_termios_callbacks cb =
{
NULL, /* firstOpen */
tty2_last_close, /* lastClose */
NULL, /* poll read */
BSP_uart_termios_write_com2, /* write */
tty2_conSetAttr, /* setAttributes */
NULL, /* stopRemoteTx */
NULL, /* startRemoteTx */
TERMIOS_IRQ_DRIVEN /* outputUsesInterrupts */
};
#else
static rtems_termios_callbacks cb =
{
NULL, /* firstOpen */
NULL, /* lastClose */
BSP_uart_termios_read_com2, /* poll read */
BSP_uart_termios_write_com2, /* write */
tty2_conSetAttr, /* setAttributes */
NULL, /* stopRemoteTx */
NULL, /* startRemoteTx */
TERMIOS_TASK_DRIVEN /* outputUsesInterrupts */
};
#endif
status = rtems_termios_open (major, minor, arg, &cb);
if(status != RTEMS_SUCCESSFUL)
{
printk("Error openning tty1 device\n");
return status;
}
/*
* Pass data area info down to driver
*/
BSP_uart_termios_set( BSP_UART_COM2,
((rtems_libio_open_close_args_t *)arg)->iop->data1 );
/* Enable interrupts on channel */
BSP_uart_intr_ctrl( BSP_UART_COM2, BSP_UART_INTR_CTRL_TERMIOS);
return RTEMS_SUCCESSFUL;
}
