extmod/vfs_fat_diskio: Reusable FatFs module, move from stmhal/diskio.

extmod/vfs_fat_diskio.c

@@ -27,6 +27,9 @@
  * THE SOFTWARE.
  */
 
+#include "py/mpconfig.h"
+#if MICROPY_FSUSERMOUNT
+
 #include <stdint.h>
 #include <stdio.h>
 
@@ -248,3 +251,5 @@ DRESULT disk_ioctl (
     }
 }
 #endif
+
+#endif // MICROPY_FSUSERMOUNT

py/py.mk

@@ -171,6 +171,7 @@ PY_O_BASENAME = \
 	../extmod/modurandom.o \
 	../extmod/fsusermount.o \
 	../extmod/vfs_fat.o \
+	../extmod/vfs_fat_diskio.o \
 	../extmod/moduos_dupterm.o \
 
 # prepend the build destination prefix to the py object files

stmhal/Makefile

@@ -156,7 +156,6 @@ SRC_C = \
 	file.c \
 	builtin_open.c \
 	sdcard.c \
-	diskio.c \
 	fatfs_port.c \
 	ffconf.c \
 	lcd.c \

unix/Makefile

@@ -148,7 +148,6 @@ SRC_C = \
 	$(SRC_MOD)
 
 STMHAL_SRC_C = \
-	stmhal/diskio.c \
 	stmhal/ffconf.c \
 	stmhal/file.c