start debug

Author: tannewt

ports/nrf/Makefile

@@ -78,8 +78,8 @@ CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_NRF5X -DCFG_TUD_CDC_RX_BUFSIZE=1024 -DCFG_TUD_C
 #Debugging/Optimization
 ifeq ($(DEBUG), 1)
 #ASMFLAGS += -g -gtabs+
-CFLAGS += -O1 -ggdb
-LDFLAGS += -O1
+CFLAGS += -Os -ggdb
+LDFLAGS += -Os
 else
 CFLAGS += -Os -DNDEBUG
 LDFLAGS += -Os

supervisor/shared/filesystem.c

@@ -50,7 +50,7 @@ void filesystem_init(bool create_allowed, bool force_create) {
     supervisor_flash_init_vfs(vfs_fat);
 
     // try to mount the flash
-    FRESULT res = f_mount(&vfs_fat->fatfs);
+    volatile FRESULT res = f_mount(&vfs_fat->fatfs);
 
     if ((res == FR_NO_FILESYSTEM && create_allowed) || force_create) {
         // No filesystem so create a fresh one, or reformat has been requested.