diff --git a/components/fatfs/diskio/diskio_rawflash.c b/components/fatfs/diskio/diskio_rawflash.c
index cbd03e0f319..313aacec4b8 100644
--- a/components/fatfs/diskio/diskio_rawflash.c
+++ b/components/fatfs/diskio/diskio_rawflash.c
@@ -18,6 +18,7 @@ static const esp_partition_t* s_ff_raw_handles[FF_VOLUMES];
 // Determine the sector size and sector count by parsing the boot sector
 static size_t s_sector_size[FF_VOLUMES];
 static size_t s_sectors_count[FF_VOLUMES];
+static uint8_t s_initialized[FF_VOLUMES];
 
 #define BPB_BytsPerSec 11
 #define BPB_TotSec16 19
@@ -56,12 +57,17 @@ DSTATUS ff_raw_initialize (BYTE pdrv)
         s_sectors_count[pdrv] = sectors_count_tmp_32;
     }
 
-    return 0;
+    s_initialized[pdrv] = true;
+    return STA_PROTECT;
 }
 
 DSTATUS ff_raw_status (BYTE pdrv)
 {
-    return 0;
+    DSTATUS status = STA_PROTECT;
+    if (!s_initialized[pdrv]) {
+        status |= STA_NOINIT | STA_NODISK;
+    }
+    return status;
 }
 
 DRESULT ff_raw_read (BYTE pdrv, BYTE *buff, DWORD sector, UINT count)
@@ -80,7 +86,7 @@ DRESULT ff_raw_read (BYTE pdrv, BYTE *buff, DWORD sector, UINT count)
 
 DRESULT ff_raw_write (BYTE pdrv, const BYTE *buff, DWORD sector, UINT count)
 {
-    return RES_ERROR;
+    return RES_WRPRT;
 }
 
 DRESULT ff_raw_ioctl (BYTE pdrv, BYTE cmd, void *buff)
diff --git a/tools/idf_py_actions/debug_ext.py b/tools/idf_py_actions/debug_ext.py
index 0a79fc9b107..65619bef0ee 100644
--- a/tools/idf_py_actions/debug_ext.py
+++ b/tools/idf_py_actions/debug_ext.py
@@ -299,7 +299,7 @@ def generate_gdbinit_rom_add_symbols(target: str) -> str:
             r.append('set confirm on')
             r.append('end')
             r.append('')
-            return os.linesep.join(r)
+            return '\n'.join(r)
         raise FatalError(f'{ESP_ROM_INFO_FILE} file not found. Please check IDF integrity.')
 
     def generate_gdbinit_files(gdb: str, gdbinit: Optional[str], project_desc: Dict[str, Any]) -> None: