Reboot before formatting LittleFS

[esev]

Fixes #5896

[esev]

Tested by pressing a in the serial console to trigger lfs_assert directly.

diff --git a/src/mesh/StreamAPI.cpp b/src/mesh/StreamAPI.cpp
index 4a42e519..0d36e7a5 100644
--- a/src/mesh/StreamAPI.cpp
+++ b/src/mesh/StreamAPI.cpp
@@ -1,8 +1,13 @@
+#include <flash/flash_nrf5x.h>
 #include "StreamAPI.h"
+#include "FSCommon.h"
 #include "PowerFSM.h"
 #include "RTC.h"
+#include "SPILock.h"
 #include "Throttle.h"
 #include "configuration.h"
+#include "main.h"
+#include "mesh/NodeDB.h"
 
 #define START1 0x94
 #define START2 0xc3
@@ -43,8 +48,46 @@ int32_t StreamAPI::readStream()
             // console->printf("rxPtr %d ptr=%d c=0x%x\n", rxPtr, ptr, c);
 
             if (ptr == 0) { // looking for START1
-                if (c != START1)
-                    rxPtr = 0;     // failed to find framing
+                if (c != START1) {
+                    rxPtr = 0; // failed to find framing
+                    switch (c) {
+                    case 'a':
+                        lfs_assert("StreamAPI");
+                        break;
+                    case 'd':
+                        enterDfuMode();
+                        break;
+                    case 'e': {
+#ifdef NRF52840_XXAA
+  #define LFS_FLASH_ADDR        0xED000
+#else
+  #define LFS_FLASH_ADDR        0x6D000
+#endif
+#define FLASH_NRF52_PAGE_SIZE   4096
+#define LFS_FLASH_TOTAL_SIZE  (7*FLASH_NRF52_PAGE_SIZE)
+                        // Erase all sectors of internal flash region for Filesystem.
+                        for (uint32_t addr = LFS_FLASH_ADDR; addr < LFS_FLASH_ADDR + LFS_FLASH_TOTAL_SIZE;
+                             addr += FLASH_NRF52_PAGE_SIZE) {
+                            flash_nrf5x_erase(addr);
+                        }
+
+                    } break;
+                    case 'l': {
+                        spiLock->lock();
+                        auto filesManifest = getFiles("/", 10);
+                        spiLock->unlock();
+                        for (const auto &file : filesManifest) {
+                            LOG_INFO("%s: %d", file.file_name, file.size_bytes);
+                        }
+                    } break;
+                    case 'r':
+                        rebootAtMsec = 2000;
+                        break;
+                    case 's':
+                        nodeDB->saveToDisk();
+                        break;
+                    }
+                }
             } else if (ptr == 1) { // looking for START2
                 if (c != START2)
                     rxPtr = 0;                             // failed to find framing

[VeggieVampire]

Is there a temporary fix that could help us get the device working again in the meantime?

[esev]

Is there a temporary fix that could help us get the device working again in the meantime?

The nrf_erase tool should clear up this issue for now. You can get it by clicking the little trash can icon in the web flasher.

[cpatulea]

👋