/* 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 * ******************************************************************************/ /* 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 "cdc_task.h" #include "serial/uart_usb_lib.h" #include "rndis/rndis_protocol.h" #include "rndis/rndis_task.h" #include "sicslow_ethernet.h" #if RF230BB #include "rf230bb.h" #else #include "radio.h" #endif #if USB_CONF_RS232 #include "dev/rs232.h" #endif #include #include #include "dev/watchdog.h" #include "rng.h" #include "bootloader.h" #include #include #include #include #if JACKDAW_CONF_USE_SETTINGS #include "settings.h" #endif #define BUF ((struct uip_eth_hdr *)&uip_buf[0]) #define PRINTF printf #define PRINTF_P printf_P //_____ M A C R O S ________________________________________________________ #define bzero(ptr,size) memset(ptr,0,size) //_____ D E F I N I T I O N S ______________________________________________ #define IAD_TIMEOUT_DETACH 300 #define IAD_TIMEOUT_ATTACH 600 //_____ 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; //! previous configuration static uint8_t previous_uart_usb_control_line_state = 0; static uint8_t timer = 0; static struct etimer et; PROCESS(cdc_process, "CDC serial 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(); while(1) { // turn off LED's if necessary if (led3_timer) led3_timer--; else Led3_off(); if(Is_device_enumerated()) { // If the configuration is different than the last time we checked... if((uart_usb_get_control_line_state()&1)!=previous_uart_usb_control_line_state) { previous_uart_usb_control_line_state = uart_usb_get_control_line_state()&1; static FILE* previous_stdout; if(previous_uart_usb_control_line_state&1) { previous_stdout = stdout; uart_usb_init(); uart_usb_set_stdout(); menu_print(); } else { stdout = previous_stdout; } } //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_CONFIG_HAS_DEBUG_PORT(usb_configuration_nb)) { 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\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("* c Set RF channel *\n\r")); PRINTF_P(PSTR("* 6 Toggle 6lowpan *\n\r")); PRINTF_P(PSTR("* r Toggle raw mode *\n\r")); PRINTF_P(PSTR("* e Energy Scan *\n\r")); #if USB_CONF_STORAGE PRINTF_P(PSTR("* u Switch to mass-storage*\n\r")); #endif if(bootloader_is_present()) PRINTF_P(PSTR("* D Switch to DFU mode *\n\r")); PRINTF_P(PSTR("* R Reset (via WDT) *\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")); PRINTF_P(PSTR("[Built "__DATE__"]\n\r")); } /** \brief Process incomming char on debug port */ void menu_process(char c) { static enum menustate_enum /* Defines an enumeration type */ { normal, channel } menustate = normal; static char channel_string[3]; static uint8_t channel_string_i = 0; int tempchannel; if (menustate == channel) { switch(c) { case '\r': case '\n': if (channel_string_i) { channel_string[channel_string_i] = 0; tempchannel = atoi(channel_string); #if RF230BB if ((tempchannel < 11) || (tempchannel > 26)) { PRINTF_P(PSTR("\n\rInvalid input\n\r")); } else { rf230_set_channel(tempchannel); #else if(radio_set_operating_channel(tempchannel)!=RADIO_SUCCESS) { PRINTF_P(PSTR("\n\rInvalid input\n\r")); } else { #endif #if JACKDAW_CONF_USE_SETTINGS if(settings_set_uint8(SETTINGS_KEY_CHANNEL, tempchannel)!=SETTINGS_STATUS_OK) { PRINTF_P(PSTR("\n\rChannel changed to %d, but unable to store in EEPROM!\n\r"),tempchannel); } else #else AVR_ENTER_CRITICAL_REGION(); eeprom_write_byte((uint8_t *) 9, tempchannel); //Write channel eeprom_write_byte((uint8_t *)10, ~tempchannel); //Bit inverse as check AVR_LEAVE_CRITICAL_REGION(); #endif PRINTF_P(PSTR("\n\rChannel changed to %d and stored in EEPROM.\n\r"),tempchannel); } } else { PRINTF_P(PSTR("\n\rChannel unchanged.\n\r")); } menustate = normal; break; case '\b': if (channel_string_i) { channel_string_i--; PRINTF_P(PSTR("\b \b")); } break; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': if (channel_string_i > 1) { // This time the user has gone too far. // Beep at them. putc('\a', stdout); //uart_usb_putchar('\a'); break; } putc(c, stdout); //uart_usb_putchar(c); channel_string[channel_string_i] = c; channel_string_i++; break; default: break; } } else { uint8_t i; switch(c) { case '\r': case '\n': break; case 'h': case '?': menu_print(); break; case '-': PRINTF_P(PSTR("Bringing interface down\n\r")); usb_eth_set_active(0); break; case '=': case '+': PRINTF_P(PSTR("Bringing interface up\n\r")); usb_eth_set_active(1); break; case 't': // I added this to test my "strong" random number generator. PRINTF_P(PSTR("RNG Output: ")); { uint8_t value = rng_get_uint8(); uint8_t i; for(i=0;i<8;i++) { uart_usb_putchar(((value>>(7-i))&1)?'1':'0'); } PRINTF_P(PSTR("\n\r")); uart_usb_flush(); watchdog_periodic(); } 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 'c': #if RF230BB PRINTF_P(PSTR("Select 802.15.4 Channel in range 11-26 [%d]: "), rf230_get_channel()); #else PRINTF_P(PSTR("Select 802.15.4 Channel in range 11-26 [%d]: "), radio_get_operating_channel()); #endif menustate = channel; channel_string_i = 0; 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")); PRINTF_P(PSTR(" * USB Ethernet MAC: %02x:%02x:%02x:%02x:%02x:%02x\n"), ((uint8_t *)&usb_ethernet_addr)[0], ((uint8_t *)&usb_ethernet_addr)[1], ((uint8_t *)&usb_ethernet_addr)[2], ((uint8_t *)&usb_ethernet_addr)[3], ((uint8_t *)&usb_ethernet_addr)[4], ((uint8_t *)&usb_ethernet_addr)[5] ); extern uint64_t macLongAddr; PRINTF_P(PSTR(" * 802.15.4 EUI-64: %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x\n"), ((uint8_t *)&macLongAddr)[0], ((uint8_t *)&macLongAddr)[1], ((uint8_t *)&macLongAddr)[2], ((uint8_t *)&macLongAddr)[3], ((uint8_t *)&macLongAddr)[4], ((uint8_t *)&macLongAddr)[5], ((uint8_t *)&macLongAddr)[6], ((uint8_t *)&macLongAddr)[7] ); #if RF230BB PRINTF_P(PSTR(" * Operates on channel %d\n\r"), rf230_get_channel()); PRINTF_P(PSTR(" * TX Power Level: 0x%02X\n\r"), rf230_get_txpower()); PRINTF_P(PSTR(" * Current RSSI: %ddB\n\r"), -91+3*(rf230_rssi()-1)); PRINTF_P(PSTR(" * Last RSSI: %ddB\n\r"), -91+3*(rf230_last_rssi-1)); #else // RF230BB PRINTF_P(PSTR(" * Operates on channel %d\n\r"), radio_get_operating_channel()); PRINTF_P(PSTR(" * TX Power Level: 0x%02X\n\r"), radio_get_tx_power_level()); { PRINTF_P(PSTR(" * Current RSSI: ")); int8_t rssi = 0; if(radio_get_rssi_value(&rssi)==RADIO_SUCCESS) PRINTF_P(PSTR("%ddB\n\r"), -91+3*(rssi-1)); else PRINTF_P(PSTR("Unknown\n\r")); } #endif // !RF230BB PRINTF_P(PSTR(" * Configuration: %d\n\r"), usb_configuration_nb); PRINTF_P(PSTR(" * usb_eth_is_active: %d\n\r"), usb_eth_is_active); break; case 'e': PRINTF_P(PSTR("Energy Scan:\n")); uart_usb_flush(); { uint8_t i; uint16_t j; #if RF230BB uint8_t previous_channel = rf230_get_channel(); #else // RF230BB uint8_t previous_channel = radio_get_operating_channel(); #endif int8_t RSSI, maxRSSI[17]; uint16_t accRSSI[17]; bzero((void*)accRSSI,sizeof(accRSSI)); bzero((void*)maxRSSI,sizeof(maxRSSI)); for(j=0;j<(1<<12);j++) { for(i=11;i<=26;i++) { #if RF230BB rf230_set_channel(i); #else // RF230BB radio_set_operating_channel(i); #endif _delay_us(3*10); #if RF230BB RSSI = rf230_rssi(); #else // RF230BB radio_get_rssi_value(&RSSI); #endif maxRSSI[i-11]=Max(maxRSSI[i-11],RSSI); accRSSI[i-11]+=RSSI; } if(j&(1<<7)) { Led3_on(); if(!(j&((1<<7)-1))) { PRINTF_P(PSTR(".")); uart_usb_flush(); } } else Led3_off(); watchdog_periodic(); } #if RF230BB rf230_set_channel(previous_channel); #else // RF230BB radio_set_operating_channel(previous_channel); #endif PRINTF_P(PSTR("\n")); for(i=11;i<=26;i++) { uint8_t activity=Min(maxRSSI[i-11],accRSSI[i-11]/(1<<7)); PRINTF_P(PSTR(" %d: %02ddB "),i, -91+3*(maxRSSI[i-11]-1)); for(;activity--;maxRSSI[i-11]--) { PRINTF_P(PSTR("#")); } for(;maxRSSI[i-11]>0;maxRSSI[i-11]--) { PRINTF_P(PSTR(":")); } PRINTF_P(PSTR("\n")); uart_usb_flush(); } } PRINTF_P(PSTR("Done.\n")); uart_usb_flush(); break; case 'D': { PRINTF_P(PSTR("Entering DFU Mode...\n\r")); uart_usb_flush(); Leds_on(); for(i = 0; i < 10; i++)_delay_ms(100); Leds_off(); Jump_To_Bootloader(); } break; case 'R': { PRINTF_P(PSTR("Resetting...\n\r")); uart_usb_flush(); Leds_on(); for(i = 0; i < 10; i++)_delay_ms(100); Usb_detach(); for(i = 0; i < 20; i++)_delay_ms(100); watchdog_reboot(); } break; #if USB_CONF_STORAGE 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; #endif 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 = 5; } /** @} */