djsundog/circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Turn off mkfs FAT32 on all SAMD21 builds; note in doc

Browse Source
This commit is contained in:
Dan Halbert 2023-03-17 12:18:24 -04:00
parent 5569f101a7
commit ca292f3427
2 changed files with 10 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
ports/atmel-samd/mpconfigport.h
View File

@ -60,7 +60,9 @@
X(EISDIR) \ X(EISDIR) \
X(EINVAL) \ X(EINVAL) \
#define MICROPY_FATFS_EXFAT 0 #define MICROPY_FATFS_EXFAT (0)
// FAT32 mkfs takes about 500 bytes.
#define MICROPY_FF_MKFS_FAT32 (0)
// Only support simpler HID descriptors on SAMD21. // Only support simpler HID descriptors on SAMD21.
#define CIRCUITPY_USB_HID_MAX_REPORT_IDS_PER_DESCRIPTOR (1) #define CIRCUITPY_USB_HID_MAX_REPORT_IDS_PER_DESCRIPTOR (1)

8
shared-bindings/storage/__init__.c
View File

@ -268,7 +268,13 @@ STATIC const mp_rom_map_elem_t storage_module_globals_table[] = {
//| //|
//| @staticmethod //| @staticmethod
//| def mkfs(self) -> None: //| def mkfs(self) -> None:
//| """Format the block device, deleting any data that may have been there""" //| """Format the block device, deleting any data that may have been there.
//|
//| **Limitations**: On SAMD21 builds, `mkfs()` will raise ``OSError(22)`` when
//| attempting to format filesystems larger than 4GB. The extra code to format larger
//| filesystems will not fit on these builds. You can still access
//| larger filesystems, but you will need to format the filesystem on another device.
//| """
//| ... //| ...
//| def open(self, path: str, mode: str) -> None: //| def open(self, path: str, mode: str) -> None:
//| """Like builtin ``open()``""" //| """Like builtin ``open()``"""