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fix(usb): reset ROM CDC descriptor on app startup

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Axymorrsen
2026-08-16 05:44:38 +00:00
committed by Tomas Rezucha
parent aed151a7d2
commit 6081ffba84
1 changed files with 6 additions and 0 deletions
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6
components/esp_usb_cdc_rom_console/usb_console.c
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@@ -27,6 +27,7 @@
#include "esp_rom_serial_output.h"
#include "esp_rom_sys.h"
#include "esp_rom_caps.h"
#include "rom/usb/usb_common.h"
#include "rom/usb/usb_dc.h"
#include "rom/usb/cdc_acm.h"
#include "rom/usb/usb_dfu.h"
@@ -266,6 +267,11 @@ void esp_usb_console_before_restart(void)
*/
static void esp_usb_console_rom_cleanup(void)
{
#ifdef CONFIG_IDF_TARGET_ESP32S2
/* Reset the descriptor pointer left by the second-stage bootloader before
* its RAM image is reclaimed by the application heap. */
rom_usb_cdc_set_descriptor_patch();
#endif
usb_dev_deinit();
usb_dw_ctrl_deinit();
uart_acm_dev = NULL;