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3 A little fail-safe filesystem designed for microcontrollers.6 | | | .---._____7 .-----. | |8 --|o |---| littlefs |9 --| |---| |10 '-----' '----------'16 filesystem that is resilient to power-loss and flash wear without using19 This document covers the high-level design of littlefs, how it is different21 low-level details covering every bit on disk, check out [SPEC.md](SPEC.md).25 The embedded systems littlefs targets are usually 32-bit microcontrollers with[all …]
3 A little fail-safe filesystem designed for microcontrollers.6 | | | .---._____7 .-----. | |8 --|o |---| littlefs |9 --| |---| |10 '-----' '----------'14 **Power-loss resilience** - littlefs is designed to handle random power15 failures. All file operations have strong copy-on-write guarantees and if18 **Dynamic wear leveling** - littlefs is designed with flash in mind, and22 **Bounded RAM/ROM** - littlefs is designed to work with a small amount of[all …]
4 - CFLAGS=-Werror5 - MAKEFLAGS=-j11 - $HOME/.cache/apt14 _: &install-common16 - sudo apt-get install python3 python3-pip17 - sudo pip3 install toml18 # setup a ram-backed disk to speed up reentrant tests19 - mkdir disks20 - sudo mount -t tmpfs -o size=100m tmpfs disks21 - export TFLAGS="$TFLAGS --disk=disks/disk"[all …]
10 | | | .---._____11 .-----. | |12 --|o |---| littlefs |13 --| |---| |14 '-----' '----------'20 - littlefs is a block-based filesystem. The disk is divided into an array of23 - Block pointers are stored in 32 bits, with the special value `0xffffffff`26 - In addition to the logical block size (which usually matches the erase31 - By default, all values in littlefs are stored in little-endian byte order.36 distributed atomic updates. Even the superblock is stored in a metadata pair.[all …]
