/*******************************************************************************
* Main Routine
*******************************************************************************/
int main (void)
{
printf("\n\rInitializing SD Card...\r\n");
/* Initialize SPI driver and SD Card */
if(RES_OK != disk_initialize(SD))
{
printf("Failed to initialize SD disk\r\n");
while(1);
}
if(FR_OK != fatdemo())
{
printf("FAT Demo failed\r\n");
g_card_initialized = 0;
}
/* if the SD card is initialized, enable the USB MSD device */
if(g_card_initialized)
{
usbd_init();
usbd_connect(__TRUE);
usb_state = USB_CONNECTING;
while (!usbd_configured ()); /* Wait for device to configure */
}
EnableInterrupts;
while(1)
{
Delayms(500);
}
}
void test_dcd_init_failed(void)
{
dcd_init_ExpectAndReturn(TUSB_ERROR_FAILED);
//------------- Code Under Test -------------//
TEST_ASSERT_EQUAL(TUSB_ERROR_FAILED, usbd_init() );
}
/*===========================================================================*
* main *
*===========================================================================*/
int
main(int UNUSED(argc), char * UNUSED(argv[]))
{
int ret_val;
USB_MSG("Starting USBD");
USB_MSG("Built: %s %s", __DATE__, __TIME__);
/* Basic SEF,DDE,... initialization */
usbd_init();
/* Assume failure unless usbd_start exits gracefully */
ret_val = EXIT_FAILURE;
/* USB host controllers initialization */
if (EXIT_SUCCESS == usbd_init_hcd()) {
/* Try initializing 'devman' */
if (EXIT_SUCCESS == devman_init()) {
/* Run USB driver (actually DDEKit threads)
* until this call returns: */
ret_val = usbd_start();
} else
USB_MSG("Initializing devman, failed");
/* Clean whatever was initialized */
usbd_deinit_hcd();
} else
USB_MSG("Initializing HCDs, failed");
return ret_val;
}
void test_usbd_string_descriptor(void)
{
dcd_init_IgnoreAndReturn(TUSB_ERROR_FAILED);
//------------- Code Under Test -------------//
TEST_ASSERT_EQUAL( TUSB_ERROR_FAILED, usbd_init() );
//------------- manufacturer string descriptor -------------//
uint32_t const manufacturer_len = sizeof(TUSB_CFG_DEVICE_STRING_MANUFACTURER) - 1;
TEST_ASSERT_EQUAL(manufacturer_len*2 + 2, app_tusb_desc_strings.manufacturer.bLength);
for(uint32_t i=0; i<manufacturer_len; i++)
{
TEST_ASSERT_EQUAL(TUSB_CFG_DEVICE_STRING_MANUFACTURER[i], app_tusb_desc_strings.manufacturer.unicode_string[i]);
}
//------------- product string descriptor -------------//
uint32_t const product_len = sizeof(TUSB_CFG_DEVICE_STRING_PRODUCT) - 1;
TEST_ASSERT_EQUAL(product_len*2 + 2, app_tusb_desc_strings.product.bLength);
for(uint32_t i=0; i < product_len; i++)
{
TEST_ASSERT_EQUAL(TUSB_CFG_DEVICE_STRING_PRODUCT[i], app_tusb_desc_strings.product.unicode_string[i]);
}
//------------- serial string descriptor -------------//
uint32_t const serial_len = sizeof(TUSB_CFG_DEVICE_STRING_SERIAL) - 1;
TEST_ASSERT_EQUAL(serial_len*2 + 2, app_tusb_desc_strings.serial.bLength);
for(uint32_t i=0; i<serial_len; i++)
{
TEST_ASSERT_EQUAL(TUSB_CFG_DEVICE_STRING_SERIAL[i], app_tusb_desc_strings.serial.unicode_string[i]);
}
}
void init_usb(void) {
usbd_dev = usbd_init(&stm32f103_usb_driver, &dev, &config, usb_strings, 3, usbd_control_buffer, sizeof(usbd_control_buffer));
usbd_register_control_callback(
usbd_dev,
USB_REQ_TYPE_VENDOR,
USB_REQ_TYPE_TYPE,
control_request);
}
void setup_usb_fullspeed()
{
gpio_mode_setup(GPIOA, GPIO_MODE_AF, GPIO_PUPD_NONE,
GPIO9 | GPIO11 | GPIO12);
gpio_set_af(GPIOA, GPIO_AF10, GPIO9 | GPIO11 | GPIO12);
usbd_init(&otgfs_usb_driver, &dev, &config, usb_strings);
usbd_register_set_config_callback(cdcacm_set_config);
}
void test_usbd_init(void)
{
dcd_init_ExpectAndReturn(TUSB_ERROR_NONE);
class_init_epxect();
dcd_controller_connect_Expect(0);
//------------- Code Under Test -------------//
TEST_ASSERT_STATUS( usbd_init() );
}
usbd_device* cmp_usb_setup(void) {
int num_strings = sizeof(usb_strings)/sizeof(const char*);
const usbd_driver* driver = target_usb_init();
usbd_device* usbd_dev = usbd_init(driver, &dev, &config,
usb_strings, num_strings,
usbd_control_buffer, sizeof(usbd_control_buffer));
usbd_register_set_config_callback(usbd_dev, cmp_usb_set_config);
usbd_register_reset_callback(usbd_dev, cmp_usb_handle_reset);
return usbd_dev;
}
usbd_device *usbd_create(void)
{
usbd_device *usbd;
if (!(usbd = usbd_init(&otgfs_usb_driver, &__usbdev_desc, &__usbconf_desc,
__usb_strings, 3, __usbd_buf,
sizeof(__usbd_buf))))
return NULL;
usbd_register_set_config_callback(usbd, __cdcacm_set_config);
return usbd;
}
int main() {
rcc_clock_setup_hsi(&hsi_8mhz[CLOCK_48MHZ]);
rcc_usb_prescale_1();
rcc_peripheral_reset(&RCC_APB1RSTR, RCC_APB1RSTR_USBRST);
rcc_peripheral_reset(&RCC_AHBRSTR, RCC_AHBRSTR_IOPARST);
rcc_peripheral_clear_reset(&RCC_APB1RSTR, RCC_APB1RSTR_USBRST);
rcc_peripheral_clear_reset(&RCC_AHBRSTR, RCC_AHBRSTR_IOPARST);
rcc_peripheral_enable_clock(&RCC_APB1ENR, RCC_APB1ENR_USBEN);
rcc_peripheral_enable_clock(&RCC_AHBENR, RCC_AHBENR_IOPAEN);
gpio_mode_setup(GPIOA, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO11 | GPIO12);
gpio_clear(GPIOA, GPIO11 | GPIO12);
for (int i = 0; i < 0x800000; i++)
__asm__ volatile("nop");
gpio_mode_setup(GPIOA, GPIO_MODE_AF, GPIO_PUPD_NONE, GPIO11 | GPIO12);
gpio_set_af(GPIOA, GPIO_AF14, GPIO11| GPIO12);
arm_bootloader::Dest dest = arm_bootloader::get_unique_dest();
char serial[10] = {0};
{
uint32_t x = dest;
char hex[] = "0123456789abcdef";
for(int i = 0; i < 8; i++) {
serial[7-i] = hex[x & 0xF];
x = x >> 4;
}
}
/* Buffer to be used for control requests. */
uint8_t usbd_control_buffer[128];
char const *usb_strings[] = {
"uf-mil",
"subbus",
serial,
};
usbd_device * usbd_dev = usbd_init(&stm32f103_usb_driver, &uf_subbus_protocol::usb::dev, &uf_subbus_protocol::usb::config, usb_strings, 3, usbd_control_buffer, sizeof(usbd_control_buffer));
usbd_register_set_config_callback(usbd_dev, cdcacm_set_config);
uf_subbus_protocol::usb::Sink sink(usbd_dev);
arm_bootloader::Handler handler(
sink,
dest,
2048);
handlerp = &handler;
while (1)
usbd_poll(usbd_dev);
}
void test_usbd_init_ok(void)
{
TEST_IGNORE_MESSAGE("pause device stack");
dcd_init_ExpectAndReturn(TUSB_ERROR_NONE);
hidd_init_StubWithCallback(stub_hidd_init);
dcd_controller_connect_Expect(0);
//------------- Code Under Test -------------//
TEST_ASSERT_EQUAL( TUSB_ERROR_NONE, usbd_init() );
}
void usb_tmc_init(usbd_device **usbd_dev, const char *serial_number)
{
strcpy(_our_serial_number, serial_number);
usb_tmc_setup_pre_arch();
// 4 == ARRAY_LENGTH(usb_strings)
*usbd_dev = usbd_init(&USB_DRIVER, &dev, &config, usb_strings, 4,
usbd_control_buffer, sizeof (usbd_control_buffer));
tmc_dev = *usbd_dev;
usbd_register_set_config_callback(tmc_dev, tmc_set_config);
usb_tmc_setup_post_arch();
}
int main(void)
{
usbd_device *usbd_dev;
usb_simple_target_init();
usbd_dev = usbd_init(usb_simple_target_usb_driver(), NULL, &info);
usbd_register_setup_callback(usbd_dev, simple_setup_callback);
while (1) {
usbd_poll(usbd_dev, 0);
}
return 0;
}
bool tusb_init(void)
{
// skip if already initialized
if (_initialized) return true;
#if TUSB_OPT_HOST_ENABLED
TU_VERIFY( usbh_init() ); // init host stack
#endif
#if TUSB_OPT_DEVICE_ENABLED
TU_VERIFY ( usbd_init() ); // init device stack
#endif
_initialized = true;
return TUSB_ERROR_NONE;
}
/**
* Initializes the USB device composite device driver.
* \param p_descriptors Pointer to Descriptors list for CDC Serial Device.
*/
void dual_cdcd_driver_initialize(const USBDDriverDescriptors *p_descriptors)
{
CDCDSerialPort *p_cdcd = &dual_cdcd_driver.cdcd_serial_port[0];
LIBUSB_TRACE("dual_cdcd_driver_initialize\n\r");
p_cdcd = &dual_cdcd_driver.cdcd_serial_port[0];
cdcd_serial_port_initialize(p_cdcd, 0, 0, DUALCDCDDriverDescriptors_INTERFACENUM0, 2);
p_cdcd = &dual_cdcd_driver.cdcd_serial_port[1];
cdcd_serial_port_initialize(p_cdcd, 0, 0, DUALCDCDDriverDescriptors_INTERFACENUM1, 2);
/* Initialize the standard USB driver */
usbd_driver_initialize(p_descriptors, 0);
/* Initialize the USB driver */
usbd_init();
}
int main(void)
{
rcc_clock_setup_in_hse_8mhz_out_72mhz();
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN);
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPCEN);
/* LED output */
gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO6);
usbd_init(&stm32f107_usb_driver, &dev, &config, usb_strings);
usbd_register_control_callback(
USB_REQ_TYPE_VENDOR,
USB_REQ_TYPE_TYPE,
simple_control_callback);
while (1)
usbd_poll();
}
static int usb_fibre(fibre_t *fibre)
{
PT_BEGIN_FIBRE(fibre);
rcc_periph_clock_enable(RCC_OTGFS);
gpio_mode_setup(GPIOA, GPIO_MODE_AF, GPIO_PUPD_NONE,
GPIO9 | GPIO11 | GPIO12);
gpio_set_af(GPIOA, GPIO_AF10, GPIO9 | GPIO11 | GPIO12);
usbd_dev = usbd_init(&otgfs_usb_driver, &dev, &config,
usb_strings, 2,
usbd_control_buffer, sizeof(usbd_control_buffer));
usbd_register_set_config_callback(usbd_dev, usb_set_config);
while (true) {
usbd_poll(usbd_dev);
PT_YIELD();
}
PT_END();
}
int main(void)
{
rcc_clock_setup_hse_3v3(&rcc_hse_8mhz_3v3[RCC_CLOCK_3V3_120MHZ]);
rcc_periph_clock_enable(RCC_GPIOB);
rcc_periph_clock_enable(RCC_OTGHS);
gpio_mode_setup(GPIOB, GPIO_MODE_AF, GPIO_PUPD_NONE,
GPIO13 | GPIO14 | GPIO15);
gpio_set_af(GPIOB, GPIO_AF12, GPIO13 | GPIO14 | GPIO15);
msc_dev = usbd_init(&otghs_usb_driver, &dev_descr, &config_descr,
usb_strings, 3,
usbd_control_buffer, sizeof(usbd_control_buffer));
ramdisk_init();
usb_msc_init(msc_dev, 0x82, 64, 0x01, 64, "VendorID", "ProductID",
"0.00", ramdisk_blocks(), ramdisk_read, ramdisk_write);
for (;;) {
usbd_poll(msc_dev);
}
}
int main(void)
{
usbd_device *usbd_dev;
rcc_clock_setup_in_hse_25mhz_out_72mhz();
rcc_periph_clock_enable(RCC_GPIOA);
rcc_periph_clock_enable(RCC_GPIOC);
rcc_periph_clock_enable(RCC_OTGFS);
/* LED output */
gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO6);
usbd_dev = usbd_init(&stm32f107_usb_driver, &dev, &config, usb_strings, 3, usbd_control_buffer, sizeof(usbd_control_buffer));
usbd_register_control_callback(
usbd_dev,
USB_REQ_TYPE_VENDOR,
USB_REQ_TYPE_TYPE,
simple_control_callback);
while (1)
usbd_poll(usbd_dev);
}
void usb_thread_entry(void* parameter)
{
int i;
rt_thread_t tid;
msd_msg_t msg;
dev = rt_device_find(MOUNT_DEVICE);
if(!dev)
{
rt_kprintf("no %s device found!\r\n", MOUNT_DEVICE);
tid = rt_thread_self();
rt_thread_delete(tid);
}
rt_device_init(dev);
rt_device_open(dev, RT_DEVICE_OFLAG_RDWR);
usbd_init(); /* USB Device Initialization */
usbd_connect(__TRUE); /* USB Device Connect */
while (!usbd_configured ())
{
rt_thread_delay(10);
}
rt_kprintf("usb enum complete\r\n");
while(1)
{
if(rt_mq_recv(msd_mq, &msg, sizeof(msd_msg_t), RT_WAITING_FOREVER) == RT_EOK)
{
if(msg.dir == 0) USBD_MSC_EP_BULKOUT_Event(0);
else USBD_MSC_EP_BULKIN_Event (0);
}
}
}
int main(void)
{
BoardInit();
SystemCoreClockUpdate();
LedConnectedOn();
if (UserAppDescriptor.UserInit != NULL)
{
pUserAppDescriptor = &UserAppDescriptor;
pUserAppDescriptor->UserInit((CoreDescriptor_t *)&CoreDescriptor);
}
LedConnectedOff();
Delay_ms(100);
/*
led_count = 0;
// Check for USB connected
while ((GPIOA->IDR & GPIO_Pin_11) != 0)
{
if (led_count++ == 0)
LedConnectedOn();
else if (led_count == 5)
LedConnectedOff();
else if (led_count == 25)
led_count = 0;
Delay_ms(10);
}
LedConnectedOff();
*/
// USB Device Initialization and connect
usbd_init();
usbd_connect(__TRUE);
led_count = 0;
while (!usbd_configured()) // Wait for USB Device to configure
{
if (led_count++ == 0)
LedConnectedOn();
else if (led_count == 5)
LedConnectedOff();
else if (led_count == 50)
led_count = 0;
Delay_ms(10);
}
LedConnectedOff();
Delay_ms(100); // Wait for 100ms
led_count = 0;
led_timeout = TIMEOUT_DELAY;
usb_rx_ch = -1;
usb_tx_ch = -1;
while (1)
{
if (pUserAppDescriptor == NULL)
{ // No user application
if (led_count++ == 1000000)
{
led_count = 0;
LedConnectedToggle();
}
usbd_hid_process();
}
else if (!usbd_hid_process())
{
// No packet processing
if (led_timeout == 1000)
{
LedConnectedOn();
}
else if (led_timeout == 0)
{
LedConnectedOff();
led_timeout = TIMEOUT_DELAY;
}
led_timeout--;
}
else
{
led_timeout = TIMEOUT_DELAY;
}
#if (USBD_CDC_ACM_ENABLE == 1)
NotifyOnStatusChange();
// USB -> UART
if (usb_rx_ch == -1)
usb_rx_ch = USBD_CDC_ACM_GetChar();
if (usb_rx_ch != -1)
{
if (UART_PutChar (usb_rx_ch) == usb_rx_ch)
usb_rx_ch = -1;
}
// UART -> USB
if (usb_tx_ch == -1)
usb_tx_ch = UART_GetChar();
if (usb_tx_ch != -1)
{
if (USBD_CDC_ACM_PutChar(usb_tx_ch) == usb_tx_ch)
usb_tx_ch = -1;
}
#endif
}
}
__task void main_task(void)
{
// State processing
uint16_t flags = 0;
// LED
gpio_led_state_t hid_led_value = GPIO_LED_ON;
gpio_led_state_t cdc_led_value = GPIO_LED_ON;
gpio_led_state_t msc_led_value = GPIO_LED_ON;
// USB
uint32_t usb_state_count = USB_BUSY_TIME;
// thread running after usb connected started
uint8_t thread_started = 0;
// button state
main_reset_state_t main_reset_button_state = MAIN_RESET_RELEASED;
// Initialize settings
config_init();
// Initialize our serial mailbox
os_mbx_init(&serial_mailbox, sizeof(serial_mailbox));
// Get a reference to this task
main_task_id = os_tsk_self();
// leds
gpio_init();
// Turn off LED
gpio_set_hid_led(GPIO_LED_ON);
gpio_set_cdc_led(GPIO_LED_ON);
gpio_set_msc_led(GPIO_LED_ON);
// do some init with the target before USB and files are configured
prerun_target_config();
// Update versions and IDs
info_init();
// USB
usbd_init();
vfs_user_enable(true);
usbd_connect(0);
usb_state = USB_CONNECTING;
usb_state_count = USB_CONNECT_DELAY;
// Start timer tasks
os_tsk_create_user(timer_task_30mS, TIMER_TASK_30_PRIORITY, (void *)stk_timer_30_task, TIMER_TASK_30_STACK);
// Target running
target_set_state(RESET_RUN);
while(1) {
os_evt_wait_or( FLAGS_MAIN_RESET // Put target in reset state
| FLAGS_MAIN_90MS // 90mS tick
| FLAGS_MAIN_30MS // 30mS tick
| FLAGS_MAIN_POWERDOWN // Power down interface
| FLAGS_MAIN_DISABLEDEBUG // Disable target debug
| FLAGS_MAIN_PROC_USB // process usb events
,NO_TIMEOUT);
// Find out what event happened
flags = os_evt_get();
if (flags & FLAGS_MAIN_PROC_USB) {
USBD_Handler();
}
if (flags & FLAGS_MAIN_RESET) {
target_set_state(RESET_RUN);
}
if (flags & FLAGS_MAIN_POWERDOWN) {
// Disable debug
target_set_state(NO_DEBUG);
// Disconnect USB
usbd_connect(0);
// Turn off LED
gpio_set_hid_led(GPIO_LED_OFF);
gpio_set_cdc_led(GPIO_LED_OFF);
gpio_set_msc_led(GPIO_LED_OFF);
// TODO: put the interface chip in sleep mode
while(1);
}
if (flags & FLAGS_MAIN_DISABLEDEBUG) {
// Disable debug
target_set_state(NO_DEBUG);
}
if (flags & FLAGS_MAIN_90MS) {
// Update USB busy status
vfs_user_periodic(90); // FLAGS_MAIN_90MS
// Update USB connect status
switch (usb_state) {
case USB_DISCONNECTING:
usb_state = USB_DISCONNECTED;
usbd_connect(0);
break;
case USB_CONNECTING:
// Wait before connecting
if (DECZERO(usb_state_count) == 0) {
usbd_connect(1);
usb_state = USB_CHECK_CONNECTED;
}
break;
case USB_CHECK_CONNECTED:
if(usbd_configured()) {
if (!thread_started) {
os_tsk_create_user(hid_process, DAP_TASK_PRIORITY, (void *)stk_dap_task, DAP_TASK_STACK);
serial_task_id = os_tsk_create_user(serial_process, SERIAL_TASK_PRIORITY, (void *)stk_serial_task, SERIAL_TASK_STACK);
thread_started = 1;
}
usb_state = USB_CONNECTED;
}
break;
case USB_CONNECTED:
case USB_DISCONNECTED:
default:
break;
}
}
// 30mS tick used for flashing LED when USB is busy
if (flags & FLAGS_MAIN_30MS) {
// handle reset button without eventing
switch (main_reset_button_state) {
default:
case MAIN_RESET_RELEASED:
if (0 == gpio_get_sw_reset()) {
main_reset_button_state = MAIN_RESET_PRESSED;
target_forward_reset(true);
}
break;
case MAIN_RESET_PRESSED:
// ToDo: add a counter to do a mass erase or target recovery after xxx seconds of being held
if (1 == gpio_get_sw_reset()) {
main_reset_button_state = MAIN_RESET_TARGET;
}
break;
case MAIN_RESET_TARGET:
target_forward_reset(false);
main_reset_button_state = MAIN_RESET_RELEASED;
break;
}
if (hid_led_usb_activity && ((hid_led_state == MAIN_LED_FLASH) || (hid_led_state == MAIN_LED_FLASH_PERMANENT))) {
// Flash DAP LED ONCE
if (hid_led_value) {
hid_led_value = GPIO_LED_OFF;
} else {
hid_led_value = GPIO_LED_ON; // Turn on
if (hid_led_state == MAIN_LED_FLASH) {
hid_led_usb_activity = 0;
}
}
// Update hardware
gpio_set_hid_led(hid_led_value);
}
if (msc_led_usb_activity && ((msc_led_state == MAIN_LED_FLASH) || (msc_led_state == MAIN_LED_FLASH_PERMANENT))) {
// Flash MSD LED ONCE
if (msc_led_value) {
msc_led_value = GPIO_LED_OFF;
} else {
msc_led_value = GPIO_LED_ON; // Turn on
if (msc_led_state == MAIN_LED_FLASH) {
msc_led_usb_activity = 0;
}
}
// Update hardware
gpio_set_msc_led(msc_led_value);
}
if (cdc_led_usb_activity && ((cdc_led_state == MAIN_LED_FLASH) || (cdc_led_state == MAIN_LED_FLASH_PERMANENT))) {
// Flash CDC LED ONCE
if (cdc_led_value) {
cdc_led_value = GPIO_LED_OFF;
} else {
cdc_led_value = GPIO_LED_ON; // Turn on
if (cdc_led_state == MAIN_LED_FLASH) {
cdc_led_usb_activity = 0;
}
}
// Update hardware
gpio_set_cdc_led(cdc_led_value);
}
}
}
}
void usbmanager_init(void) {
usbd_dev = usbd_init(&otgfs_usb_driver, &dev, &config, usb_strings, 3, (uint8_t*) controlBuffer, 128);
usbd_register_set_config_callback(usbd_dev, usbmanager_set_config);
}
__task void main_task(void) {
// State processing
uint16_t flags;
// LED
uint8_t dap_led_value = 1;
uint8_t cdc_led_value = 1;
uint8_t msd_led_value = 1;
// USB
uint32_t usb_state_count;
// thread running after usb connected started
uint8_t thread_started = 0;
// button state
char button_activated;
// string containing unique ID
uint8_t * id_str;
// Initialize our serial mailbox
os_mbx_init(&serial_mailbox, sizeof(serial_mailbox));
// Get a reference to this task
main_task_id = os_tsk_self();
// leds
gpio_init();
// Turn off LED
gpio_set_dap_led(1);
gpio_set_cdc_led(1);
gpio_set_msd_led(1);
#ifdef BOARD_UBLOX_C027
PORT_SWD_SETUP();
// wait until reset output to the target is pulled high
while (!PIN_nRESET_IN()) {
/* wait doing nothing */
}
os_dly_wait(4);
// if the reset input from button is low then enter isp programming mode
if (!(LPC_GPIO->B[19/*RESET_PIN*/ + (1/*RESET_PORT*/ << 5)] & 1)) {
enter_isp();
}
#endif
usbd_init();
swd_init();
// Setup reset button
gpio_enable_button_flag(main_task_id, FLAGS_MAIN_RESET);
button_activated = 1;
// USB
usbd_connect(0);
usb_busy = USB_IDLE;
usb_busy_count = 0;
usb_state = USB_CONNECTING;
usb_state_count = USB_CONNECT_DELAY;
// Update HTML version information file
update_html_file();
// Start timer tasks
os_tsk_create_user(timer_task_30mS, TIMER_TASK_30_PRIORITY, (void *)stk_timer_30_task, TIMER_TASK_30_STACK);
#ifndef BOARD_UBLOX_C027
// Target running
//target_set_state(RESET_RUN_WITH_DEBUG);
#endif
#ifdef BOARD_NRF51822AA
// Target running
target_set_state(RESET_RUN);
#endif
// start semihost task
semihost_init();
semihost_enable();
while(1) {
os_evt_wait_or( FLAGS_MAIN_RESET // Put target in reset state
| FLAGS_MAIN_90MS // 90mS tick
| FLAGS_MAIN_30MS // 30mS tick
| FLAGS_MAIN_POWERDOWN // Power down interface
| FLAGS_MAIN_DISABLEDEBUG // Power down interface
#ifdef USE_USB_EJECT_INSERT
| FLAGS_MAIN_USB_DISCONNECT // Disable target debug
| FLAGS_MAIN_USB_MEDIA_EJECT, // Eject file system
#else
| FLAGS_MAIN_USB_DISCONNECT, // Disable target debug
#endif
NO_TIMEOUT);
// Find out what event happened
flags = os_evt_get();
if (flags & FLAGS_MAIN_USB_DISCONNECT) {
usb_busy = USB_IDLE; // USB not busy
usb_state_count = 4;
usb_state = USB_DISCONNECT_CONNECT; // disconnect the usb
}
#ifdef USE_USB_EJECT_INSERT
if (flags & FLAGS_MAIN_USB_MEDIA_EJECT) {
EjectInsertMediaMode = EJECT_INSERT_WAIT_TO_EJECT;
EjectInsertMediaCounter = EJECT_INSERT_DELAY_500MS;
}
#endif
if (flags & FLAGS_MAIN_RESET) {
cdc_led_state = LED_OFF;
gpio_set_cdc_led(0);
//usbd_cdc_ser_flush();
if (send_uID) {
// set the target in reset to not receive char on the serial port
target_set_state(RESET_HOLD);
// send uid
id_str = get_uid_string();
USBD_CDC_ACM_DataSend(id_str, strlen((const char *)id_str));
send_uID = 0;
}
// Reset target
target_set_state(RESET_RUN);
cdc_led_state = LED_FLASH;
gpio_set_cdc_led(1);
button_activated = 0;
}
if (flags & FLAGS_MAIN_POWERDOWN) {
// Stop semihost task
semihost_disable();
// Disable debug
target_set_state(NO_DEBUG);
// Disconnect USB
usbd_connect(0);
// Turn off LED
gpio_set_dap_led(0);
gpio_set_cdc_led(0);
gpio_set_msd_led(0);
// TODO: put the interface chip in sleep mode
while (1) { }
}
if (flags & FLAGS_MAIN_DISABLEDEBUG) {
// Stop semihost task
semihost_disable();
// Disable debug
target_set_state(NO_DEBUG);
}
if (flags & FLAGS_MAIN_90MS) {
if (!button_activated) {
gpio_enable_button_flag(main_task_id, FLAGS_MAIN_RESET);
button_activated = 1;
}
#ifdef USE_USB_EJECT_INSERT
if (EjectInsertMediaMode == EJECT_INSERT_WAIT_TO_EJECT) {
if (--EjectInsertMediaCounter == 0) {
// Have waited ~0.5 second, time to eject media
EjectInsertMediaMode = EJECT_INSERT_WAIT_TO_INSERT;
EjectInsertMediaCounter = EJECT_INSERT_DELAY_500MS;
USBD_MSC_MediaReady = __FALSE;
}
}
if ((EjectInsertMediaMode == EJECT_INSERT_WAIT_TO_INSERT) && !USBD_MSC_MediaReadyEx) {
// The host computer have questioned the state and received
// the message that the media has been removed
if (--EjectInsertMediaCounter == 0) {
// Have waited ~0.5 seconds after ejecting, time to insert media
EjectInsertMediaMode = EJECT_INSERT_INACTIVE;
USBD_MSC_MediaReady = __TRUE;
}
}
#endif
// Update USB busy status
switch (usb_busy) {
case USB_ACTIVE:
if (DECZERO(usb_busy_count) == 0) {
usb_busy=USB_IDLE;
}
break;
case USB_IDLE:
default:
break;
}
// Update USB connect status
switch (usb_state) {
case USB_DISCONNECTING:
// Wait until USB is idle before disconnecting
if (usb_busy == USB_IDLE) {
usbd_connect(0);
usb_state = USB_DISCONNECTED;
}
break;
case USB_DISCONNECT_CONNECT:
// Wait until USB is idle before disconnecting
if ((usb_busy == USB_IDLE) && (DECZERO(usb_state_count) == 0)) {
usbd_connect(0);
usb_state = USB_CONNECTING;
// Update HTML file
update_html_file();
// Delay the connecting state before reconnecting to the host - improved usage with VMs
usb_state_count = 10; //(90ms * 10 = 900ms)
}
break;
case USB_CONNECTING:
// Wait before connecting
if (DECZERO(usb_state_count) == 0) {
usbd_connect(1);
usb_state = USB_CHECK_CONNECTED;
}
break;
case USB_CHECK_CONNECTED:
if(usbd_configured()) {
if (!thread_started) {
os_tsk_create_user(hid_process, DAP_TASK_PRIORITY, (void *)stk_dap_task, DAP_TASK_STACK);
serial_task_id = os_tsk_create_user(serial_process, SERIAL_TASK_PRIORITY, (void *)stk_serial_task, SERIAL_TASK_STACK);
thread_started = 1;
}
usb_state = USB_CONNECTED;
}
break;
case USB_CONNECTED:
case USB_DISCONNECTED:
default:
break;
}
}
// 30mS tick used for flashing LED when USB is busy
if (flags & FLAGS_MAIN_30MS) {
if (dap_led_usb_activity && ((dap_led_state == LED_FLASH) || (dap_led_state == LED_FLASH_PERMANENT))) {
// Flash DAP LED ONCE
if (dap_led_value) {
dap_led_value = 0;
} else {
dap_led_value = 1; // Turn on
if (dap_led_state == LED_FLASH) {
dap_led_usb_activity = 0;
}
}
// Update hardware
gpio_set_dap_led(dap_led_value);
}
if (msd_led_usb_activity && ((msd_led_state == LED_FLASH) || (msd_led_state == LED_FLASH_PERMANENT))) {
// Flash MSD LED ONCE
if (msd_led_value) {
msd_led_value = 0;
} else {
msd_led_value = 1; // Turn on
if (msd_led_state == LED_FLASH) {
msd_led_usb_activity = 0;
}
}
// Update hardware
gpio_set_msd_led(msd_led_value);
}
if (cdc_led_usb_activity && ((cdc_led_state == LED_FLASH) || (cdc_led_state == LED_FLASH_PERMANENT))) {
// Flash CDC LED ONCE
if (cdc_led_value) {
cdc_led_value = 0;
} else {
cdc_led_value = 1; // Turn on
if (cdc_led_state == LED_FLASH) {
cdc_led_usb_activity = 0;
}
}
// Update hardware
gpio_set_cdc_led(cdc_led_value);
}
}
}
}
__task void main_task(void) {
// State processing
uint16_t flags;
// LED
uint8_t dap_led_value = 1;
uint8_t cdc_led_value = 1;
uint8_t msd_led_value = 1;
// USB
uint32_t usb_state_count;
// thread running after usb connected started
uint8_t thread_started = 0;
// button state
char button_activated;
// string containing unique ID
uint8_t * id_str;
// Get a reference to this task
main_task_id = os_tsk_self();
// leds
gpio_init();
usbd_init();
swd_init();
// Turn on LED
gpio_set_dap_led(1);
gpio_set_cdc_led(1);
gpio_set_msd_led(1);
// Setup reset button
gpio_enable_button_flag(main_task_id, FLAGS_MAIN_RESET);
button_activated = 1;
// USB
usbd_connect(0);
usb_busy = USB_IDLE;
usb_busy_count = 0;
usb_state = USB_CONNECTING;
usb_state_count = USB_CONNECT_DELAY;
// Update HTML version information file
update_html_file();
// Start timer tasks
os_tsk_create_user(timer_task_30mS, TIMER_TASK_30_PRIORITY, (void *)stk_timer_30_task, TIMER_TASK_30_STACK);
// Target running
target_set_state(RESET_RUN_WITH_DEBUG);
// start semihost task
semihost_init();
semihost_enable();
while(1) {
os_evt_wait_or( FLAGS_MAIN_RESET // Put target in reset state
| FLAGS_MAIN_90MS // 90mS tick
| FLAGS_MAIN_30MS // 30mS tick
| FLAGS_MAIN_POWERDOWN // Power down interface
| FLAGS_MAIN_DISABLEDEBUG // Power down interface
| FLAGS_MAIN_USB_DISCONNECT, // Disable target debug
NO_TIMEOUT);
// Find out what event happened
flags = os_evt_get();
if (flags & FLAGS_MAIN_USB_DISCONNECT) {
usb_busy = USB_IDLE; // USB not busy
usb_state_count = 4;
usb_state = USB_DISCONNECT_CONNECT; // disconnect the usb
}
if (flags & FLAGS_MAIN_RESET) {
cdc_led_state = LED_OFF;
gpio_set_cdc_led(0);
//usbd_cdc_ser_flush();
if (send_uID) {
// set the target in reset to not receive char on the serial port
target_set_state(RESET_HOLD);
// send uid
id_str = get_uid_string();
USBD_CDC_ACM_DataSend(id_str, strlen((const char *)id_str));
send_uID = 0;
}
// Reset target
target_set_state(RESET_RUN);
cdc_led_state = LED_FLASH;
gpio_set_cdc_led(1);
button_activated = 0;
}
if (flags & FLAGS_MAIN_POWERDOWN) {
// Stop semihost task
semihost_disable();
// Disable debug
target_set_state(NO_DEBUG);
// Disconnect USB
usbd_connect(0);
// Turn off LED
gpio_set_dap_led(0);
gpio_set_cdc_led(0);
gpio_set_msd_led(0);
// TODO: put the interface chip in sleep mode
while (1) { }
}
if (flags & FLAGS_MAIN_DISABLEDEBUG) {
// Stop semihost task
semihost_disable();
// Disable debug
target_set_state(NO_DEBUG);
}
if (flags & FLAGS_MAIN_90MS) {
if (!button_activated) {
gpio_enable_button_flag(main_task_id, FLAGS_MAIN_RESET);
button_activated = 1;
}
// Update USB busy status
switch (usb_busy) {
case USB_ACTIVE:
if (DECZERO(usb_busy_count) == 0) {
usb_busy=USB_IDLE;
}
break;
case USB_IDLE:
default:
break;
}
// Update USB connect status
switch (usb_state) {
case USB_DISCONNECTING:
// Wait until USB is idle before disconnecting
if (usb_busy == USB_IDLE) {
usbd_connect(0);
usb_state = USB_DISCONNECTED;
}
break;
case USB_DISCONNECT_CONNECT:
// Wait until USB is idle before disconnecting
if ((usb_busy == USB_IDLE) && (DECZERO(usb_state_count) == 0)) {
usbd_connect(0);
usb_state = USB_CONNECTING;
// Update HTML file
update_html_file();
}
break;
case USB_CONNECTING:
// Wait before connecting
if (DECZERO(usb_state_count) == 0) {
usbd_connect(1);
usb_state = USB_CHECK_CONNECTED;
}
break;
case USB_CHECK_CONNECTED:
if(usbd_configured()) {
if (!thread_started) {
os_tsk_create_user(hid_process, DAP_TASK_PRIORITY, (void *)stk_dap_task, DAP_TASK_STACK);
serial_task_id = os_tsk_create_user(serial_process, SERIAL_TASK_PRIORITY, (void *)stk_serial_task, SERIAL_TASK_STACK);
thread_started = 1;
}
usb_state = USB_CONNECTED;
}
break;
case USB_CONNECTED:
case USB_DISCONNECTED:
default:
break;
}
}
// 30mS tick used for flashing LED when USB is busy
if (flags & FLAGS_MAIN_30MS) {
if (dap_led_usb_activity && ((dap_led_state == LED_FLASH) || (dap_led_state == LED_FLASH_PERMANENT))) {
// Flash DAP LED ONCE
if (dap_led_value) {
dap_led_value = 0;
} else {
dap_led_value = 1; // Turn on
if (dap_led_state == LED_FLASH) {
dap_led_usb_activity = 0;
}
}
// Update hardware
gpio_set_dap_led(dap_led_value);
}
if (msd_led_usb_activity && ((msd_led_state == LED_FLASH) || (msd_led_state == LED_FLASH_PERMANENT))) {
// Flash MSD LED ONCE
if (msd_led_value) {
msd_led_value = 0;
} else {
msd_led_value = 1; // Turn on
if (msd_led_state == LED_FLASH) {
msd_led_usb_activity = 0;
}
}
// Update hardware
gpio_set_msd_led(msd_led_value);
}
if (cdc_led_usb_activity && ((cdc_led_state == LED_FLASH) || (cdc_led_state == LED_FLASH_PERMANENT))) {
// Flash CDC LED ONCE
if (cdc_led_value) {
cdc_led_value = 0;
} else {
cdc_led_value = 1; // Turn on
if (cdc_led_state == LED_FLASH) {
cdc_led_usb_activity = 0;
}
}
// Update hardware
gpio_set_cdc_led(cdc_led_value);
}
}
}
}
