Memfault Firmware SDK 1.29.0 (Build 15235)

Author: Memfault Inc

CHANGELOG.md

@@ -1,3 +1,3 @@
-BUILD ID: 14860
-GIT COMMIT: 4678716f67
-VERSION: 1.28.0
+BUILD ID: 15235
+GIT COMMIT: e7a5241921
+VERSION: 1.29.0

VERSION

@@ -325,16 +325,26 @@ void memfault_metrics_session_register_end_cb(eMfltMetricsSessionIndex session_k
 //! powered off.
 int memfault_metrics_session_start(eMfltMetricsSessionIndex session_key);
 
-//! Used to stop a metric "session".
+//! Used to end a metric "session"- the session timer is stopped, the end
+//! callback is executed, and metric data is serialized. Session data is cleared
+//! after serialization.
 //!
 //! Same as @memfault_metrics_session_start except for stopping a session.
 int memfault_metrics_session_end(eMfltMetricsSessionIndex session_key);
 
+//! Reset a session. Used to deactivate a session instead of ending it. Session
+//! timer is stopped and session metric data is cleared.
+//!
+//! Safe to call on an inactive session.
+void memfault_metrics_session_reset(eMfltMetricsSessionIndex session_key);
+
 //! Alternate API that includes the 'MEMFAULT_METRICS_SESSION_KEY()' expansion
 #define MEMFAULT_METRICS_SESSION_START(key) \
   memfault_metrics_session_start(MEMFAULT_METRICS_SESSION_KEY(key))
 #define MEMFAULT_METRICS_SESSION_END(key) \
   memfault_metrics_session_end(MEMFAULT_METRICS_SESSION_KEY(key))
+#define MEMFAULT_METRICS_SESSION_RESET(key) \
+  memfault_metrics_session_reset(MEMFAULT_METRICS_SESSION_KEY(key))
 
 //! Collect built-in metrics as part of default ports in memfault-firmware-sdk.
 //!

components/include/memfault/metrics/metrics.h

@@ -20,8 +20,8 @@ typedef struct {
 } sMfltSdkVersion;
 
 #define MEMFAULT_SDK_VERSION \
-  { .major = 1, .minor = 28, .patch = 0 }
-#define MEMFAULT_SDK_VERSION_STR "1.28.0"
+  { .major = 1, .minor = 29, .patch = 0 }
+#define MEMFAULT_SDK_VERSION_STR "1.29.0"
 
 #ifdef __cplusplus
 }

components/include/memfault/version.h

@@ -1308,6 +1308,19 @@ int memfault_metrics_session_end(eMfltMetricsSessionIndex session_key) {
   return prv_metrics_session_end(session_key, true);
 }
 
+void memfault_metrics_session_reset(eMfltMetricsSessionIndex session_key) {
+  memfault_lock();
+  {
+    // Reset all metrics for the session, including the session timer
+    MemfaultMetricId key = s_memfault_metrics_session_timer_keys[session_key];
+    (void)prv_find_timer_metric_and_update(key, kMemfaultTimerOp_Stop);
+    prv_reset_metrics(false, session_key);
+
+    memfault_reboot_tracking_metrics_session(false, session_key);
+  }
+  memfault_unlock();
+}
+
 void memfault_metrics_session_register_start_cb(eMfltMetricsSessionIndex session_key,
                                                 MemfaultMetricsSessionStartCb session_start_cb) {
   memfault_lock();

components/metrics/src/memfault_metrics.c

@@ -166,7 +166,8 @@ bool wifi_join(const char *ssid, const char *pass) {
   return false;
 }
 
-static int wifi_disconnect() {
+static int wifi_disconnect(int argc, char **argv) {
+  (void)argc, (void)argv;
   return esp_wifi_disconnect();
 }
 

examples/esp32/apps/memfault_demo_app/main/cmd_wifi.c

@@ -26,6 +26,13 @@ commands:
 ❯ west flash
 ```
 
+> Optionally, for the `nrf54l` series only, to store coredumps in RAM instead of
+> RRAM, comment out the line in the `memfault_demo_app/boards/nrf54l15dk_nrf54l15_cpuapp.conf` file:
+>
+> ```bash
+> # CONFIG_MEMFAULT_COREDUMP_STORAGE_RRAM=y
+> ```
+
 Open a serial terminal to access the console:
 
 ```bash

examples/nrf-connect-sdk/nrf5/README.md

@@ -10,7 +10,10 @@ find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
 project(fs_shell)
 
 FILE(GLOB app_sources src/*.c)
-target_sources(app PRIVATE ${app_sources})
+target_sources(app PRIVATE
+  src/main.c
+  src/shell_commands.c
+)
 
 zephyr_include_directories(config)
 

examples/nrf-connect-sdk/nrf5/memfault_demo_app/CMakeLists.txt

@@ -0,0 +1,3 @@
+# Use MRAM internal storage implementation instead of flash-based
+CONFIG_MEMFAULT_NCS_INTERNAL_FLASH_BACKED_COREDUMP=n
+CONFIG_MEMFAULT_COREDUMP_STORAGE_MRAM=y

examples/nrf-connect-sdk/nrf5/memfault_demo_app/boards/nrf54h20dk_nrf54h20_cpuapp.conf

@@ -0,0 +1,15 @@
+/*
+ Adjust the fixed partitions in MRAM1 to add a 'memfault_coredump' partition
+ for storing coredumps when using MRAM-backed coredump storage.
+*/
+
+&mram1x {
+	partitions {
+		storage_partition: partition@1a4000 {
+			reg = <0x1a4000 DT_SIZE_K(20)>;
+		};
+		memfault_coredump_partition: partition@1a9000 {
+			reg = <0x1a9000 DT_SIZE_K(20)>;
+		};
+	};
+};