esp8266: Rename ROMFS partition config variables to include "part0".

For consistency with the stm32 port.

Signed-off-by: Damien George <damien@micropython.org>

ports/esp8266/boards/esp8266_2MiB_ROMFS.ld

@@ -17,8 +17,8 @@ MEMORY
 }
 
 /* define ROMFS extents */
-_micropy_hw_romfs_start = ORIGIN(FLASH_ROMFS);
-_micropy_hw_romfs_size = LENGTH(FLASH_ROMFS);
+_micropy_hw_romfs_part0_start = ORIGIN(FLASH_ROMFS);
+_micropy_hw_romfs_part0_size = LENGTH(FLASH_ROMFS);
 
 /* define common sections and symbols */
 INCLUDE boards/esp8266_common.ld

ports/esp8266/modesp.c

@@ -165,13 +165,13 @@ static MP_DEFINE_CONST_FUN_OBJ_0(esp_flash_size_obj, esp_flash_size);
 
 extern byte _firmware_size[];
 #if MICROPY_VFS_ROM_IOCTL
-extern uint8_t _micropy_hw_romfs_size;
+extern uint8_t _micropy_hw_romfs_part0_size;
 #endif
 
 static mp_obj_t esp_flash_user_start(void) {
     uint32_t flash_user_start = (uint32_t)_firmware_size;
     #if MICROPY_VFS_ROM_IOCTL
-    flash_user_start += (uint32_t)&_micropy_hw_romfs_size;
+    flash_user_start += (uint32_t)&_micropy_hw_romfs_part0_size;
     #endif
     return MP_OBJ_NEW_SMALL_INT(flash_user_start);
 }

ports/esp8266/vfs_rom_ioctl.c

@@ -35,13 +35,13 @@
 #define FLASH_MEM_BASE (0x40200000)
 #define FLASH_PAGE_SIZE (4096)
 
-#define MICROPY_HW_ROMFS_BASE (uintptr_t)(&_micropy_hw_romfs_start)
-#define MICROPY_HW_ROMFS_BYTES (uintptr_t)(&_micropy_hw_romfs_size)
+#define MICROPY_HW_ROMFS_BASE (uintptr_t)(&_micropy_hw_romfs_part0_start)
+#define MICROPY_HW_ROMFS_BYTES (uintptr_t)(&_micropy_hw_romfs_part0_size)
 
 #define ROMFS_SPI_FLASH_OFFSET (MICROPY_HW_ROMFS_BASE - FLASH_MEM_BASE)
 
-extern uint8_t _micropy_hw_romfs_start;
-extern uint8_t _micropy_hw_romfs_size;
+extern uint8_t _micropy_hw_romfs_part0_start;
+extern uint8_t _micropy_hw_romfs_part0_size;
 
 static const MP_DEFINE_MEMORYVIEW_OBJ(romfs_obj, 'B', 0, MICROPY_HW_ROMFS_BYTES, (void *)MICROPY_HW_ROMFS_BASE);