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authorDamien George <damien.p.george@gmail.com>2019-10-29 17:17:22 +1100
committerDamien George <damien.p.george@gmail.com>2019-11-06 12:16:00 +1100
commit4be316fb072ab7c2f28da815ead970ebf705c328 (patch)
tree94b28b05d713a6b89017f0b514195af64f2f77cb
parentd01ca7888b8eeeed026270742c40efe442cdd6ef (diff)
esp32/moduos: Enable uos.VfsLfs2 for littlefs filesystems.
This commit adds support for littlefs (v2) on all esp32 boards. The original FAT filesystem still works and any board with a preexisting FAT filesystem will still work as normal. It's possible to switch to littlefs by reformatting the block device using: import uos, flashbdev uos.VfsLfs2.mkfs(flashbdev.bdev) Then when the board reboots (soft or hard) the new littlefs filesystem will be mounted. It's possible to switch back to a FAT filesystem by formatting with uos.VfsFat.mkfs(flashbdev.bdev).
-rw-r--r--ports/esp32/Makefile1
-rw-r--r--ports/esp32/moduos.c7
2 files changed, 8 insertions, 0 deletions
diff --git a/ports/esp32/Makefile b/ports/esp32/Makefile
index 42b01a4e6..86e8cd3b2 100644
--- a/ports/esp32/Makefile
+++ b/ports/esp32/Makefile
@@ -31,6 +31,7 @@ MICROPY_PY_USSL = 0
MICROPY_SSL_AXTLS = 0
MICROPY_FATFS = 1
MICROPY_PY_BTREE = 1
+MICROPY_VFS_LFS2 = 1
FROZEN_MANIFEST ?= boards/manifest.py
diff --git a/ports/esp32/moduos.c b/ports/esp32/moduos.c
index dc85136f3..d68df28fd 100644
--- a/ports/esp32/moduos.c
+++ b/ports/esp32/moduos.c
@@ -38,6 +38,7 @@
#include "extmod/misc.h"
#include "extmod/vfs.h"
#include "extmod/vfs_fat.h"
+#include "extmod/vfs_lfs.h"
#include "genhdr/mpversion.h"
extern const mp_obj_type_t mp_fat_vfs_type;
@@ -123,6 +124,12 @@ STATIC const mp_rom_map_elem_t os_module_globals_table[] = {
#if MICROPY_VFS_FAT
{ MP_ROM_QSTR(MP_QSTR_VfsFat), MP_ROM_PTR(&mp_fat_vfs_type) },
#endif
+ #if MICROPY_VFS_LFS1
+ { MP_ROM_QSTR(MP_QSTR_VfsLfs1), MP_ROM_PTR(&mp_type_vfs_lfs1) },
+ #endif
+ #if MICROPY_VFS_LFS2
+ { MP_ROM_QSTR(MP_QSTR_VfsLfs2), MP_ROM_PTR(&mp_type_vfs_lfs2) },
+ #endif
#endif
};