diff options
Diffstat (limited to 'c/src/lib/libbsp/i386/pc386/console/serial_mouse.c')
| -rw-r--r-- | c/src/lib/libbsp/i386/pc386/console/serial_mouse.c | 316 |
1 files changed, 0 insertions, 316 deletions
diff --git a/c/src/lib/libbsp/i386/pc386/console/serial_mouse.c b/c/src/lib/libbsp/i386/pc386/console/serial_mouse.c deleted file mode 100644 index 959b94c312..0000000000 --- a/c/src/lib/libbsp/i386/pc386/console/serial_mouse.c +++ /dev/null @@ -1,316 +0,0 @@ -/*************************************************************************** - * - * $Id$ - * - * MODULE DESCRIPTION: - * This module implements the RTEMS drivers for the PC serial ports - * as /dev/ttyS1 for COM1 and /dev/ttyS2 as COM2. If one of the ports - * is used as the console, this driver would fail to initialize. - * - * This code was based on the console driver. It is based on the - * current termios framework. This is just a shell around the - * termios support. - * - * by: Rosimildo da Silva: - * rdasilva@connecttel.com - * http://www.connecttel.com - * - ****************************************************************************/ - -#include <stdio.h> -#include <stdlib.h> -#include <assert.h> -#include <rtems/termiostypes.h> - -#include <bsp.h> -#include <bsp/irq.h> -#include <rtems/libio.h> -#include <termios.h> -#include <uart.h> -#include <libcpu/cpuModel.h> - -int BSP_poll_read(int); - -#include <rtems/mw_uid.h> -#include "serial_mouse.h" -#include "mouse_parser.h" - -/* Internal routines */ -static int serial_mouse_conSetAttr( int minor, const struct termios *t); -static void isr_on(const rtems_irq_connect_data *); -static void isr_off(const rtems_irq_connect_data *); -static int isr_is_on(const rtems_irq_connect_data *); - -extern BSP_polling_getchar_function_type BSP_poll_char; -extern int BSPConsolePort; - -/* Select Default to be COM1 */ -#if !defined( SERIAL_MOUSE_COM1 ) && !defined( SERIAL_MOUSE_COM2 ) -#define SERIAL_MOUSE_COM1 1 -#endif - -/* select which serial port the mouse is connected to */ -#ifdef SERIAL_MOUSE_COM1 -#define BSP_UART_PORT BSP_UART_COM1 -#define BSP_UART_IRQ BSP_UART_COM1_IRQ -#define BSP_ISR_FUNC BSP_uart_termios_isr_com1 -#define BSP_WRITE_FUNC BSP_uart_termios_write_com1 -#endif - -#ifdef SERIAL_MOUSE_COM2 -#define BSP_UART_PORT BSP_UART_COM2 -#define BSP_UART_IRQ BSP_UART_COM2_IRQ -#define BSP_ISR_FUNC BSP_uart_termios_isr_com2 -#define BSP_WRITE_FUNC BSP_uart_termios_write_com2 -#endif - -/* - * Interrupt structure for serial_mouse - */ -static rtems_irq_connect_data serial_mouse_isr_data = -{ - BSP_UART_IRQ, - BSP_ISR_FUNC, - 0, - isr_on, - isr_off, - isr_is_on}; - -static void isr_on(const rtems_irq_connect_data *unused) -{ - return; -} - -static void isr_off(const rtems_irq_connect_data *unused) -{ - return; -} - -static int isr_is_on(const rtems_irq_connect_data *irq) -{ - return BSP_irq_enabled_at_i8259s(irq->name); -} - -/* - * Serial Mouse - device driver INITIALIZE entry point. - */ -rtems_device_driver -serial_mouse_initialize(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) -{ - rtems_status_code status; - - /* Check if this port is not been used as console */ - if( BSPConsolePort == BSP_UART_PORT ) - { - status = -1; - printk("SERIAL MOUSE: port selected as console.( %d )\n", BSP_UART_PORT ); - rtems_fatal_error_occurred( status ); - } - - /* - * Set up TERMIOS - */ - rtems_termios_initialize(); - - /* - * Do device-specific initialization - */ - /* 9600-8-N-1, without hardware flow control */ - BSP_uart_init( BSP_UART_PORT, 1200, CHR_8_BITS, 0, 0, 0 ); - status = BSP_install_rtems_irq_handler( &serial_mouse_isr_data ); - if( !status ) - { - printk("Error installing serial mouse interrupt handler!\n"); - rtems_fatal_error_occurred(status); - } - /* - * Register the device - */ - status = rtems_io_register_name ("/dev/mouse", major, 0); - if (status != RTEMS_SUCCESSFUL) - { - printk("Error registering /dev/mouse device!\n"); - rtems_fatal_error_occurred (status); - } - printk("Device: /dev/mouse on COM%d -- ok \n", BSP_UART_PORT ); - return RTEMS_SUCCESSFUL; -} /* tty_initialize */ - -static int serial_mouse_last_close(int major, int minor, void *arg) -{ - BSP_remove_rtems_irq_handler( &serial_mouse_isr_data ); - return 0; -} - -/* - * 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; -} - -/* - * TTY - device driver CLOSE entry point - */ -rtems_device_driver -serial_mouse_close(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) -{ - - return (rtems_termios_close (arg)); - -} /* tty_close */ - -/* - * TTY device driver READ entry point. - * Read characters from the tty device. - */ -rtems_device_driver -serial_mouse_read(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) -{ - return rtems_termios_read (arg); -} /* tty_read */ - -/* - * TTY device driver WRITE entry point. - * Write characters to the tty device. - */ -rtems_device_driver -serial_mouse_write(rtems_device_major_number major, - rtems_device_minor_number minor, - void * arg) -{ - return rtems_termios_write (arg); - -} /* tty_write */ - -/* - * Handle ioctl request. This is a generic internal - * routine to handle both devices. - */ -static rtems_device_driver serial_mouse_control_internal( int port, void *arg ) -{ - rtems_libio_ioctl_args_t *args = arg; - switch( args->command ) - { - default: - return rtems_termios_ioctl (arg); - break; - - case MW_UID_REGISTER_DEVICE: - printk( "SerialMouse: reg=%s\n", args->buffer ); - register_mou_msg_queue( args->buffer, BSP_UART_PORT ); - break; - - case MW_UID_UNREGISTER_DEVICE: - unregister_mou_msg_queue( BSP_UART_PORT ); - break; - - } - args->ioctl_return = 0; - return RTEMS_SUCCESSFUL; -} - -/* - * Handle ioctl request for ttyS1. - */ -rtems_device_driver -serial_mouse_control(rtems_device_major_number major, - rtems_device_minor_number minor, - void * arg -) -{ - return serial_mouse_control_internal( BSP_UART_PORT, arg ); -} - -static int -conSetAttr(int port, int minor, const struct termios *t) -{ - unsigned long baud, databits, parity, stopbits; - - baud = rtems_termios_baud_to_number(t->c_cflag & CBAUD); - if ( baud > 115200 ) - rtems_fatal_error_occurred (RTEMS_INTERNAL_ERROR); - - if (t->c_cflag & PARENB) { - /* Parity is enabled */ - if (t->c_cflag & PARODD) { - /* Parity is odd */ - parity = PEN; - } - else { - /* Parity is even */ - parity = PEN | EPS; - } - } - else { - /* No parity */ - parity = 0; - } - - switch (t->c_cflag & CSIZE) { - case CS5: databits = CHR_5_BITS; break; - case CS6: databits = CHR_6_BITS; break; - case CS7: databits = CHR_7_BITS; break; - default: /* just to avoid warnings -- all cases are covered. */ - case CS8: databits = CHR_8_BITS; break; - } - - if (t->c_cflag & CSTOPB) { - /* 2 stop bits */ - stopbits = STB; - } - else { - /* 1 stop bit */ - stopbits = 0; - } - printk("Mouse baud, port=%X, baud=%d\n", port, baud ); - BSP_uart_set_attributes(port, baud, databits, parity, stopbits); - - return 0; -} - -/* - * Handle ioctl request for ttyS2. - */ -static int -serial_mouse_conSetAttr( int minor, const struct termios *t) -{ - return conSetAttr( BSP_UART_PORT, minor, t ); -} |