Update Memfault SDK to 1.30.3 and Zephyr to 4.3.0 (#20)

Add esp32c6 board.

```bash
uart:~$ wifi connect -k 1 -s <ssid> -p <pw>
Connection requested
[00:00:20.404,000] <inf> net_dhcpv4: Received: 192.168.1.170
Connected
uart:~$ mflt post_chunks
[00:00:23.828,000] <inf> mflt: Posting Memfault Data
[00:00:23.829,000] <dbg> mflt: memfault_platform_log: Opening socket to chunks.memfault.com:443
[00:00:23.876,000] <dbg> mflt: memfault_platform_log: DNS lookup for chunks.memfault.com = 98.90.183.58
[00:00:24.303,000] <dbg> mflt: memfault_platform_log: Response Complete: Parse Status 0 HTTP Status 202!
[00:00:24.304,000] <dbg> mflt: memfault_platform_log: Body: Accepted
[00:00:24.309,000] <dbg> mflt: memfault_platform_log: No more data to send
[00:00:24.320,000] <inf> mflt: Data posted successfully, 62 bytes sent
```

Author: noahp

boards/esp32c6_devkitc_esp32c6_hpcore.overlay

@@ -0,0 +1,13 @@
+/*
+ * Copyright (c) 2023 Espressif Systems (Shanghai) Co., Ltd.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&wifi {
+	status = "okay";
+};
+
+&coretemp {
+	status = "okay";
+};

boards/esp32s3_devkitm_esp32s3_procpu.conf

@@ -91,9 +91,6 @@ CONFIG_SYS_HEAP_RUNTIME_STATS=y
 CONFIG_SHELL_STACK_SIZE=4096
 CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=2048
 
-# hwinfo is used for a unique device id
-CONFIG_HWINFO=y
-
 CONFIG_ASSERT=y
 
 # Enable MCUboot

prj.conf

@@ -5,6 +5,7 @@ common:
     - esp32s3_devkitm/esp32s3/procpu
     - esp32s3_devkitc/esp32s3/procpu
     - esp32c3_devkitm
+    - esp32c6_devkitc/esp32c6/hpcore
 sample:
   description: Memfault Zephyr ESP32 Example
   name: zephyr-esp32-example

sample.yaml

@@ -1,42 +1,28 @@
 //! @file
 
 #include <string.h>
-#include <zephyr/drivers/hwinfo.h>
 #include <zephyr/kernel.h>
 #include <zephyr/logging/log.h>
 
 #include "app_version.h"
 #include "memfault/components.h"
+#include "memfault/ports/zephyr/core.h"
 #include "memfault/ports/zephyr/http.h"
 
 LOG_MODULE_REGISTER(mflt_app, LOG_LEVEL_DBG);
 
-const char *memfault_zephyr_get_device_id(void) {
-  uint8_t dev_id[16] = {0};
-  static char dev_id_str[sizeof(dev_id) * 2 + 1];
+// This will be available in the memfault/ports/zephyr/core.h header in a later
+// Memfault SDK release
+extern const char* memfault_zephyr_get_device_id(void);
 
-  // Check if the device id has already been initialized
-  if (dev_id_str[0]) {
-    return dev_id_str;
-  }
-
-  // Obtain the device id
-  ssize_t length = hwinfo_get_device_id(dev_id, sizeof(dev_id));
-
-  // Render the obtained serial number in hexadecimal representation
-  for (size_t i = 0; i < length; i++) {
-    (void)snprintf(&dev_id_str[i * 2], sizeof(dev_id_str), "%02x", dev_id[i]);
-  }
-
-  return dev_id_str;
-}
-
-void memfault_platform_get_device_info(sMemfaultDeviceInfo *info) {
+void memfault_platform_get_device_info(sMemfaultDeviceInfo* info) {
+  // override the software version only to demonstrate inserting the GIT SHA
   *info = (sMemfaultDeviceInfo){
     .device_serial = memfault_zephyr_get_device_id(),
-    .software_type = "app",
-    .software_version = APP_VERSION_STRING "+" ZEPHYR_MEMFAULT_EXAMPLE_GIT_SHA1,
-    .hardware_version = CONFIG_BOARD,
+    .software_type = CONFIG_MEMFAULT_BUILTIN_DEVICE_INFO_SOFTWARE_TYPE,
+    .software_version =
+      CONFIG_MEMFAULT_BUILTIN_DEVICE_INFO_SOFTWARE_VERSION "+" ZEPHYR_MEMFAULT_EXAMPLE_GIT_SHA1,
+    .hardware_version = CONFIG_MEMFAULT_BUILTIN_DEVICE_INFO_HARDWARE_VERSION,
   };
 }
 

src/main.c

@@ -2,7 +2,7 @@ manifest:
   projects:
     - name: zephyr
       url: https://github.com/zephyrproject-rtos/zephyr
-      revision: v4.2.0
+      revision: v4.3.0
       import:
         # Limit the Zephyr modules to the required set
         name-allowlist:
@@ -13,4 +13,4 @@ manifest:
     - name: memfault-firmware-sdk
       url: https://github.com/memfault/memfault-firmware-sdk
       path: modules/lib/memfault-firmware-sdk
-      revision: 1.28.0
+      revision: 1.30.3