static error_t target_flash_uninit(void)
{
// Resume the target if configured to do so
if (config_get_auto_rst()) {
target_set_state(RESET_RUN);
}
swd_off();
return ERROR_SUCCESS;
}
static error_t target_flash_uninit(void)
{
if (config_get_auto_rst()) {
// Resume the target if configured to do so
target_set_state(RESET_RUN);
} else {
// Leave the target halted until a reset occurs
target_set_state(RESET_PROGRAM);
}
swd_off();
return ERROR_SUCCESS;
}
// File callback to be used with vfs_add_file to return file contents
static uint32_t read_file_details_txt(uint32_t sector_offset, uint8_t* data, uint32_t num_sectors)
{
uint32_t pos;
const char * mode_str;
char * buf = (char *)data;
if (sector_offset != 0) {
return 0;
}
pos = 0;
pos += util_write_string(buf + pos, "# DAPLink Firmware - see https://mbed.com/daplink\r\n");
// Unique ID
pos += util_write_string(buf + pos, "Unique ID: ");
pos += util_write_string(buf + pos, info_get_unique_id());
pos += util_write_string(buf + pos, "\r\n");
// HDK ID
pos += util_write_string(buf + pos, "HDK ID: ");
pos += util_write_string(buf + pos, info_get_hdk_id());
pos += util_write_string(buf + pos, "\r\n");
// Settings
pos += util_write_string(buf + pos, "Auto Reset: ");
pos += util_write_string(buf + pos, config_get_auto_rst() ? "1" : "0");
pos += util_write_string(buf + pos, "\r\n");
// Current mode
mode_str = daplink_is_bootloader() ? "Bootloader" : "Interface";
pos += util_write_string(buf + pos, "Daplink Mode: ");
pos += util_write_string(buf + pos, mode_str);
pos += util_write_string(buf + pos, "\r\n");
// Current build's version
pos += util_write_string(buf + pos, mode_str);
pos += util_write_string(buf + pos, " Version: ");
pos += util_write_string(buf + pos, info_get_version());
pos += util_write_string(buf + pos, "\r\n");
// Other builds version (bl or if)
if (!daplink_is_bootloader() && info_get_bootloader_present()) {
pos += util_write_string(buf + pos, "Bootloader Version: ");
pos += util_write_uint32_zp(buf + pos, info_get_bootloader_version(), 4);
pos += util_write_string(buf + pos, "\r\n");
}
if (!daplink_is_interface() && info_get_interface_present()) {
pos += util_write_string(buf + pos, "Interface Version: ");
pos += util_write_uint32_zp(buf + pos, info_get_interface_version(), 4);
pos += util_write_string(buf + pos, "\r\n");
}
// GIT sha
pos += util_write_string(buf + pos, "Git SHA: ");
pos += util_write_string(buf + pos, GIT_COMMIT_SHA);
pos += util_write_string(buf + pos, "\r\n");
// Local modifications when making the build
pos += util_write_string(buf + pos, "Local Mods: ");
pos += util_write_uint32(buf + pos, GIT_LOCAL_MODS);
pos += util_write_string(buf + pos, "\r\n");
// Supported USB endpoints
pos += util_write_string(buf + pos, "USB Interfaces: ");
#ifdef MSC_ENDPOINT
pos += util_write_string(buf + pos, "MSD");
#endif
#ifdef HID_ENDPOINT
pos += util_write_string(buf + pos, ", CDC");
#endif
#ifdef CDC_ENDPOINT
pos += util_write_string(buf + pos, ", CMSIS-DAP");
#endif
pos += util_write_string(buf + pos, "\r\n");
// CRC of the bootloader (if there is one)
if (info_get_bootloader_present()) {
pos += util_write_string(buf + pos, "Bootloader CRC: 0x");
pos += util_write_hex32(buf + pos, info_get_crc_bootloader());
pos += util_write_string(buf + pos, "\r\n");
}
// CRC of the interface
pos += util_write_string(buf + pos, "Interface CRC: 0x");
pos += util_write_hex32(buf + pos, info_get_crc_interface());
pos += util_write_string(buf + pos, "\r\n");
return pos;
}
void vfs_user_periodic(uint32_t elapsed_ms)
{
vfs_user_state_t vfs_state_local;
vfs_user_state_t vfs_state_local_prev;
sync_assert_usb_thread();
sync_lock();
// Return immediately if the desired state has been reached
if (!changing_state()) {
sync_unlock();
return;
}
// Wait until the required amount of time has passed
// before changing state
if (vfs_state_remaining_ms > 0) {
vfs_state_remaining_ms -= MIN(elapsed_ms, vfs_state_remaining_ms);
sync_unlock();
return;
}
vfs_user_printf("vfs_user_periodic()\r\n");
// Transistion to new state
vfs_state_local_prev = vfs_state;
vfs_state = vfs_state_next;
switch (vfs_state) {
case VFS_USER_STATE_RECONNECTING:
// Transition back to the connected state
vfs_state_next = VFS_USER_STATE_CONNECTED;
vfs_state_remaining_ms = reconnect_delay_ms;
break;
default:
// No state change logic required in other states
break;
}
vfs_state_local = vfs_state;
sync_unlock();
// Processing when leaving a state
vfs_user_printf(" state %i->%i\r\n", vfs_state_local_prev, vfs_state_local);
switch (vfs_state_local_prev) {
case VFS_USER_STATE_DISCONNECTED:
// No action needed
break;
case VFS_USER_STATE_RECONNECTING:
// No action needed
break;
case VFS_USER_STATE_CONNECTED:
if (file_transfer_state.stream_open) {
error_t status;
file_transfer_state.stream_open = false;
status = stream_close();
if (ERROR_SUCCESS == fail_reason) {
fail_reason = status;
}
vfs_user_printf(" stream_close ret %i\r\n", status);
}
// Reset if programming was successful //TODO - move to flash layer
if (daplink_is_bootloader() && (ERROR_SUCCESS == fail_reason)) {
NVIC_SystemReset();
}
// If hold in bootloader has been set then reset after usb is disconnected
if (daplink_is_interface() && config_ram_get_hold_in_bl()) {
NVIC_SystemReset();
}
// Resume the target if configured to do so //TODO - move to flash layer
if (config_get_auto_rst()) {
target_set_state(RESET_RUN);
}
break;
}
// Processing when entering a state
switch (vfs_state_local) {
case VFS_USER_STATE_DISCONNECTED:
USBD_MSC_MediaReady = 0;
break;
case VFS_USER_STATE_RECONNECTING:
USBD_MSC_MediaReady = 0;
break;
case VFS_USER_STATE_CONNECTED:
build_filesystem();
USBD_MSC_MediaReady = 1;
break;
}
return;
}
