xiaoxiang781216 commented on a change in pull request #4166:
URL: https://github.com/apache/incubator-nuttx/pull/4166#discussion_r671613676
##########
File path: include/nuttx/mtd/mtd.h
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@@ -71,6 +71,9 @@
#define MTDIOC_FLUSH _MTDIOC(0x0009) /* IN: None
* OUT: None (ioctl return value
provides
* success/failure indication).
*/
+#define MTDIOC_ERASESTATE _MTDIOC(0x000a) /* IN: Pointer to uint8_t
+ * OUT: Byte value of the FLASH
erased
Review comment:
Ok, I misunderstand the meaning of ERASESTATE. ERASESTATE doesn't
represent a real state with the limited flags, but the storage value after the
flash erase.
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