ESP32: Fix building with pw_rpc config for m5 stack (#34007)

shubhamdp · web-flow · commit d7b5527f693a · 2024-06-19T11:53:26.000-04:00
- Enable few config option optimizations for IRAM to fix the IRAM/DRAM
  overflow
- Update m5stack-tft submomdule to
  d99f5ef8df180ab34b3d9fff6888d5bede7665c5 to fix the compilation
  warnings
- Fix a casting for uart port number
diff --git a/examples/common/m5stack-tft/repo b/examples/common/m5stack-tft/repo
@@ -1 +1 @@
-Subproject commit a6299b6c7c0b2e3eb62fa08ee4bf7155c39bad1f
+Subproject commit d99f5ef8df180ab34b3d9fff6888d5bede7665c5
diff --git a/examples/lighting-app/esp32/sdkconfig_rpc.defaults b/examples/lighting-app/esp32/sdkconfig_rpc.defaults
@@ -55,3 +55,7 @@ CONFIG_ENABLE_PW_RPC=y
 CONFIG_MBEDTLS_HKDF_C=y
 
 CONFIG_DIAG_USE_EXTERNAL_LOG_WRAP=y
+
+CONFIG_FREERTOS_PLACE_FUNCTIONS_INTO_FLASH=y
+CONFIG_RINGBUF_PLACE_FUNCTIONS_INTO_FLASH=y
+CONFIG_RINGBUF_PLACE_ISR_FUNCTIONS_INTO_FLASH=y
diff --git a/examples/platform/esp32/pw_sys_io/sys_io_esp32.cc b/examples/platform/esp32/pw_sys_io/sys_io_esp32.cc
@@ -36,7 +36,7 @@
 #define ECHO_TEST_RTS (UART_PIN_NO_CHANGE)
 #define ECHO_TEST_CTS (UART_PIN_NO_CHANGE)
 
-#define ECHO_UART_PORT_NUM (CONFIG_EXAMPLE_UART_PORT_NUM)
+#define ECHO_UART_PORT_NUM (static_cast<uart_port_t>(CONFIG_EXAMPLE_UART_PORT_NUM))
 #define ECHO_UART_BAUD_RATE (CONFIG_EXAMPLE_UART_BAUD_RATE)
 
 int console_getchar(uint8_t * chr)
