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samd: Use RTC to set file timestamp

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Use RTC to set file timestamp for file operations done on the board.
This commit is contained in:
Noralf Trønnes 2018-08-25 18:11:29 +02:00
parent 39ee12d1ac
commit b61cf8d81f
1 changed files with 7 additions and 2 deletions
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9
ports/atmel-samd/fatfs_port.c
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@ -28,8 +28,13 @@
#include "py/runtime.h"
#include "lib/oofatfs/ff.h" /* FatFs lower layer API */
#include "lib/oofatfs/diskio.h" /* FatFs lower layer API */
#include "lib/timeutils/timeutils.h"
#include "shared-bindings/rtc/RTC.h"
DWORD get_fattime(void) {
// TODO(tannewt): Support the RTC.
return ((2016 - 1980) << 25) | ((9) << 21) | ((1) << 16) | ((16) << 11) | ((43) << 5) | (35 / 2);
timeutils_struct_time_t tm;
common_hal_rtc_get_time(&tm);
return ((tm.tm_year - 1980) << 25) | (tm.tm_mon << 21) | (tm.tm_mday << 16) |
(tm.tm_hour << 11) | (tm.tm_min << 5) | (tm.tm_sec >> 1);
}