From ab0b1c80d2683ea0e6ce9791e4c3eb327c318b42 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jos=C3=A9=20Sim=C3=B5es?= Date: Thu, 7 Mar 2019 16:30:13 +0000 Subject: Add call to cache flush on disk write - This is required for F7 targets (and others that feature memory cache). - The call is provided empty for all the other series, so it's OK to use it as it is. --- os/various/fatfs_bindings/fatfs_diskio.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'os') diff --git a/os/various/fatfs_bindings/fatfs_diskio.c b/os/various/fatfs_bindings/fatfs_diskio.c index 1b3f0a8..39a8658 100644 --- a/os/various/fatfs_bindings/fatfs_diskio.c +++ b/os/various/fatfs_bindings/fatfs_diskio.c @@ -206,6 +206,9 @@ DRESULT disk_write ( UINT count /* Number of sectors to write (1..255) */ ) { + // invalidate cache on buffer + cacheBufferFlush(buff, count * MMCSD_BLOCK_SIZE); + switch (pdrv) { #if HAL_USE_MMC_SPI case MMC: -- cgit v1.2.3