DataFlash: fixed logging on PX4v1

large writes break IO, a NuttX bug
11 years ago · f222f2ef1e
1 changed files with 5 additions and 0 deletions
--- a/libraries/DataFlash/DataFlash_File.cpp
+++ b/libraries/DataFlash/DataFlash_File.cpp
@ -42,7 +42,12 @@ DataFlash_File::DataFlash_File(const char *log_directory) :
				@@ -42,7 +42,12 @@ DataFlash_File::DataFlash_File(const char *log_directory) :
    _log_directory(log_directory),
    _writebuf(NULL),
    _writebuf_size(16*1024),
+#ifdef CONFIG_ARCH_BOARD_PX4FMU_V1
+    // V1 gets IO errors with larger than 512 byte writes
+    _writebuf_chunk(512),
+#else
    _writebuf_chunk(4096),
+#endif
    _writebuf_head(0),
    _writebuf_tail(0),
    _last_write_time(0)