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Addition of USB files

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c_oflynn 2008-10-14 20:16:36 +00:00
parent a520fe4646
commit 219846f408
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293
cpu/avr/dev/usb/serial/cdc_task.c Normal file
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/* This file has been prepared for Doxygen automatic documentation generation.*/
/*! \file cdc_task.c **********************************************************
*
* \brief
* Manages the CDC-ACM Virtual Serial Port Dataclass for the USB Device
*
* \addtogroup usbstick
*
* \author
* Colin O'Flynn <coflynn@newae.com>
*
******************************************************************************/
/* Copyright (c) 2008 ATMEL Corporation
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name of the copyright holders nor the names of
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
/**
\ingroup usbstick
\defgroup cdctask CDC Task
@{
*/
//_____ I N C L U D E S ___________________________________________________
#include "contiki.h"
#include "usb_drv.h"
#include "usb_descriptors.h"
#include "usb_specific_request.h"
#include "serial/cdc_task.h"
#include "serial/uart_usb_lib.h"
#include "rndis/rndis_protocol.h"
#include "sicslow_ethernet.h"
#include <stdio.h>
#include <avr/pgmspace.h>
#include <util/delay.h>
#define BUF ((struct uip_eth_hdr *)&uip_buf[0])
#define PRINTF printf
#define PRINTF_P printf_P
//_____ M A C R O S ________________________________________________________
//_____ D E F I N I T I O N S ______________________________________________
#define IAD_TIMEOUT_DETACH 300
#define IAD_TIMEOUT_ATTACH 600
#define PBUF ((rndis_data_packet_t *) data_buffer)
//_____ D E C L A R A T I O N S ____________________________________________
void menu_print(void);
void menu_process(char c);
extern char usb_busy;
//! Counter for USB Serial port
extern U8 tx_counter;
//! Timers for LEDs
uint8_t led3_timer;
//! Was USB device *just* enumerated?
uint8_t justenumerated = 1;
static uint8_t timer = 0;
static struct etimer et;
PROCESS(cdc_process, "CDC process");
/**
* \brief Communication Data Class (CDC) Process
*
* This is the link between USB and the "good stuff". In this routine data
* is received and processed by CDC-ACM Class
*/
PROCESS_THREAD(cdc_process, ev, data_proc)
{
PROCESS_BEGIN();
uart_usb_init();
while(1) {
// turn off LED's if necessary
if (led3_timer) led3_timer--;
else Led3_off();
if(Is_device_enumerated() && (usb_mode == rndis_debug) && rndis_state && (!usb_busy)) {
if (justenumerated) {
//If we have serial port, set it as output
if (usb_mode == rndis_debug) {
uart_usb_set_stdout();
menu_print();
}
justenumerated = 0;
}
//Flush buffer if timeout
if(timer >= 4 && tx_counter!=0 ){
timer = 0;
uart_usb_flush();
} else {
timer++;
}
while (uart_usb_test_hit()){
menu_process(uart_usb_getchar()); // See what they want
}
}//if (Is_device_enumerated())
if (usb_mode == rndis_debug) {
etimer_set(&et, CLOCK_SECOND/80);
} else {
etimer_set(&et, CLOCK_SECOND);
}
PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et));
} // while(1)
PROCESS_END();
}
/**
\brief Print debug menu
*/
void menu_print(void)
{
PRINTF_P(PSTR("\n\n\r********** Jackdaw Menu ******************\n\r"));
PRINTF_P(PSTR("* *\n\r"));
PRINTF_P(PSTR("* Main Menu: *\n\r"));
PRINTF_P(PSTR("* h,? Print this menu *\n\r"));
PRINTF_P(PSTR("* m Print current mode *\n\r"));
PRINTF_P(PSTR("* s Set to sniffer mode *\n\r"));
PRINTF_P(PSTR("* n Set to network mode *\n\r"));
PRINTF_P(PSTR("* 6 Toggle 6lowpan *\n\r"));
PRINTF_P(PSTR("* r Toggle raw mode *\n\r"));
PRINTF_P(PSTR("* u Switch to mass-storage*\n\r"));
PRINTF_P(PSTR("* *\n\r"));
PRINTF_P(PSTR("* Make selection at any time by pressing *\n\r"));
PRINTF_P(PSTR("* your choice on keyboard. *\n\r"));
PRINTF_P(PSTR("******************************************\n\r"));
}
/**
\brief Process incomming char on debug port
*/
void menu_process(char c)
{
uint8_t i;
switch(c) {
case '\r':
case '\n':
break;
case 'h':
case '?':
menu_print();
break;
case 's':
PRINTF_P(PSTR("Jackdaw now in sniffer mode\n\r"));
usbstick_mode.sendToRf = 0;
usbstick_mode.translate = 0;
break;
case 'n':
PRINTF_P(PSTR("Jackdaw now in network mode\n\r"));
usbstick_mode.sendToRf = 1;
usbstick_mode.translate = 1;
break;
case '6':
if (usbstick_mode.sicslowpan) {
PRINTF_P(PSTR("Jackdaw does not perform 6lowpan translation\n\r"));
usbstick_mode.sicslowpan = 0;
} else {
PRINTF_P(PSTR("Jackdaw now performs 6lowpan translations\n\r"));
usbstick_mode.sicslowpan = 1;
}
break;
case 'r':
if (usbstick_mode.raw) {
PRINTF_P(PSTR("Jackdaw does not capture raw frames\n\r"));
usbstick_mode.raw = 0;
} else {
PRINTF_P(PSTR("Jackdaw now captures raw frames\n\r"));
usbstick_mode.raw = 1;
}
break;
case 'm':
PRINTF_P(PSTR("Currently Jackdaw:\n\r * Will "));
if (usbstick_mode.sendToRf == 0) { PRINTF_P(PSTR("not "));}
PRINTF_P(PSTR("send data over RF\n\r * Will "));
if (usbstick_mode.translate == 0) { PRINTF_P(PSTR("not "));}
PRINTF_P(PSTR("change link-local addresses inside IP messages\n\r * Will "));
if (usbstick_mode.sicslowpan == 0) { PRINTF_P(PSTR("not "));}
PRINTF_P(PSTR("decompress 6lowpan headers\n\r * Will "));
if (usbstick_mode.raw == 0) { PRINTF_P(PSTR("not "));}
PRINTF_P(PSTR("Output raw 802.15.4 frames\n\r "));
break;
case 'u':
//Mass storage mode
usb_mode = mass_storage;
//No more serial port
stdout = NULL;
//RNDIS is over
rndis_state = rndis_uninitialized;
Leds_off();
//Deatch USB
Usb_detach();
//Wait a few seconds
for(i = 0; i < 50; i++)
_delay_ms(100);
//Attach USB
Usb_attach();
break;
default:
PRINTF_P(PSTR("%c is not a valid option! h for menu\n\r"), c);
break;
}
return;
}
/**
@brief This will enable the VCP_TRX_END LED for a period
*/
void vcptx_end_led(void)
{
Led3_on();
led3_timer = 10;
}
/** @} */

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cpu/avr/dev/usb/serial/cdc_task.h Normal file
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/* This file has been prepared for Doxygen automatic documentation generation.*/
/*! \file cdc_task.h ************************************************************
*
* \brief
* This file manages the CDC task for the virtual COM port.
*
* \addtogroup usbstick
*
* \author
* Colin O'Flynn <coflynn@newae.com>
*
******************************************************************************/
/* Copyright (c) 2008 ATMEL Corporation
Copyright (c) 2008 Colin O'Flynn
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name of the copyright holders nor the names of
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _CDC_TASK_H_
#define _CDC_TASK_H_
/**
\addtogroup cdctask
@{
*/
//_____ I N C L U D E S ____________________________________________________
#include "config.h"
//_____ M A C R O S ________________________________________________________
//_____ D E C L A R A T I O N S ____________________________________________
void sof_action(void);
void vcptx_end_led(void);
void rawmode_enable(void);
void rawmode_disable(void);
PROCESS_NAME(cdc_process);
/** @} */
#endif /* _CDC_TASK_H_ */

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cpu/avr/dev/usb/serial/uart_usb_lib.c Normal file
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/* This file has been prepared for Doxygen automatic documentation generation.*/
/*! \file uart_usb_lib.c *********************************************************************
*
* \brief
* This file controls the UART USB functions.
*
* \addtogroup usbstick
*
* \author
* Atmel Corporation: http://www.atmel.com \n
* Support email: avr@atmel.com
*
******************************************************************************/
/* Copyright (c) 2008 ATMEL Corporation
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name of the copyright holders nor the names of
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
/*_____ I N C L U D E S ____________________________________________________*/
#include "config.h"
#include "usb_drv.h"
#include "usb_descriptors.h"
#include "serial/cdc_task.h"
#include "serial/uart_usb_lib.h"
#include <stdio.h>
/**
\addtogroup cdctask
@{
*/
/*_____ M A C R O S ________________________________________________________*/
/*_____ D E F I N I T I O N ________________________________________________*/
Uchar tx_counter;
Uchar rx_counter;
S_line_coding line_coding;
/*_____ D E C L A R A T I O N ______________________________________________*/
int usb_stdout_putchar(char c, FILE *stream)
{
// send to USB port
// don't send anything if USB can't accept chars
Usb_select_endpoint(TX_EP);
if (!uart_usb_tx_ready())
return 0;
// turn on LED
vcptx_end_led();
uart_usb_putchar(c);
return 0;
}
static FILE usb_stdout = FDEV_SETUP_STREAM(usb_stdout_putchar,
NULL,
_FDEV_SETUP_WRITE);
/**
* @brief Initializes the uart_usb library
*/
void uart_usb_init(void)
{
tx_counter = 0;
rx_counter = 0;
}
void uart_usb_set_stdout(void)
{
stdout = &usb_stdout;
}
/**
* @brief This function checks if the USB emission buffer is ready to accept at
* at least 1 byte
*
* @retval TRUE if the firmware can write a new byte to transmit.
* @retval FALSE otherwise
*/
bit uart_usb_tx_ready(void)
{
if (!Is_usb_write_enabled())
{
return FALSE;
}
return TRUE;
}
/**
* @brief This function fills the USB transmit buffer with the new data. This buffer
* is sent if complete. To flush this buffer before waiting full, launch
* the uart_usb_flush() function.
*
* @param data_to_send Data to send
*
* @return data_to_send Data that was sent
*/
int uart_usb_putchar(int data_to_send)
{
Usb_select_endpoint(VCP_TX_EP);
if(!uart_usb_tx_ready()) return -1;
Usb_write_byte(data_to_send);
tx_counter++;
if(!Is_usb_write_enabled()) //If Endpoint full -> flush
{
uart_usb_flush();
}
return data_to_send;
}
/**
* @brief This function checks if a character has been received on the USB bus.
*
* @return bit (true if a byte is ready to be read)
*/
bit uart_usb_test_hit(void)
{
if (!rx_counter)
{
Usb_select_endpoint(VCP_RX_EP);
if (Is_usb_receive_out())
{
rx_counter = Usb_byte_counter();
if (!rx_counter)
{
Usb_ack_receive_out();
}
}
}
return (rx_counter!=0);
}
/**
* @brief This function reads one byte from the USB bus
*
* If one byte is present in the USB fifo, this byte is returned. If no data
* is present in the USB fifo, this function waits for USB data.
*
* @return U8 byte received
*/
char uart_usb_getchar(void)
{
register Uchar data_rx;
Usb_select_endpoint(VCP_RX_EP);
if (!rx_counter) while (!uart_usb_test_hit());
data_rx=Usb_read_byte();
rx_counter--;
if (!rx_counter) Usb_ack_receive_out();
return data_rx;
}
/**
* @brief This function sends the data stored in the USB transmit buffer.
* This function does nothing if there is no data in the buffer.
*/
void uart_usb_flush (void)
{
Usb_select_endpoint(VCP_TX_EP);
Usb_send_in();
tx_counter = 0;
}
/** @} */

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cpu/avr/dev/usb/serial/uart_usb_lib.h Normal file
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/* This file has been prepared for Doxygen automatic documentation generation.*/
/*! \file uart_usb_lib.c *******************************************************
*
* \brief
* This file controls the UART USB functions.
*
* \addtogroup usbstick
*
* \author
* Atmel Corporation: http://www.atmel.com \n
* Support email: avr@atmel.com
*
******************************************************************************/
/* Copyright (c) 2008 ATMEL Corporation
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name of the copyright holders nor the names of
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _UART_USB_LIB_H_
#define _UART_USB_LIB_H_
/**
\addtogroup cdctask
@{
*/
/*_____ I N C L U D E S ____________________________________________________*/
/*_____ M A C R O S ________________________________________________________*/
#ifdef UART_USB_DEFAULT_OUTPUT
#define uart_usb_putchar putchar
#endif
/*_____ D E F I N I T I O N ________________________________________________*/
typedef struct
{
U32 dwDTERate;
U8 bCharFormat;
U8 bParityType;
U8 bDataBits;
}S_line_coding;
/*_____ D E C L A R A T I O N ______________________________________________*/
void uart_usb_init(void);
bit uart_usb_tx_ready(void);
int uart_usb_putchar(int);
void uart_usb_flush(void);
bit uart_usb_test_hit(void);
char uart_usb_getchar(void);
/** @} **/
#endif /* _UART_USB_LIB_H_ */