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authoriabdalkader <i.abdalkader@gmail.com>2024-12-01 08:55:34 +0100
committerDamien George <damien@micropython.org>2024-12-10 11:02:52 +1100
commitfd01cdd203b1049fec35a82ba3ddd89c4bd62a67 (patch)
tree4ac5071ab24f3bc84b1b97aa6585fd274b551622
parent89191b00eae258642cd3d6458bc5440341bbc8d1 (diff)
stm32/mpconfigport: Switch FATFS LFN to type 2.
LFN type 2 uses the stack to allocate the internal working buffer for LFN, which is thread-safe and saves about 512 bytes of BSS memory (at the expense of needing that much memory on the stack). Signed-off-by: iabdalkader <i.abdalkader@gmail.com>
-rw-r--r--ports/stm32/mpconfigport.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/ports/stm32/mpconfigport.h b/ports/stm32/mpconfigport.h
index c6ba83d1b..dc0a767fb 100644
--- a/ports/stm32/mpconfigport.h
+++ b/ports/stm32/mpconfigport.h
@@ -157,7 +157,7 @@
#endif
// fatfs configuration used in ffconf.h
-#define MICROPY_FATFS_ENABLE_LFN (1)
+#define MICROPY_FATFS_ENABLE_LFN (2)
#define MICROPY_FATFS_LFN_CODE_PAGE 437 /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
#define MICROPY_FATFS_USE_LABEL (1)
#define MICROPY_FATFS_RPATH (2)