Diff: tests/USBMSD2/DiskInterface.h

Revision:

1:ea8e179320d7

diff -r 2385683c867a -r ea8e179320d7 tests/USBMSD2/DiskInterface.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/USBMSD2/DiskInterface.h	Sat Sep 28 03:21:14 2013 +0000
@@ -0,0 +1,49 @@
+// DiskInterface.h 2013/9/21
+#pragma once
+
+class DiskInterface {
+public:
+    /*
+    * read a block on a storage chip
+    *
+    * @param data pointer where will be stored read data
+    * @param block block number
+    * @returns 0 if successful
+    */
+    virtual int disk_read(uint8_t * data, uint64_t block) = 0;
+
+    /*
+    * write a block on a storage chip
+    *
+    * @param data data to write
+    * @param block block number
+    * @returns 0 if successful
+    */
+    virtual int disk_write(const uint8_t * data, uint64_t block) = 0;
+
+    /*
+    * Disk initilization
+    */
+    virtual int disk_initialize() = 0;
+
+    /*
+    * Return the number of blocks
+    *
+    * @returns number of blocks
+    */
+    virtual uint64_t disk_sectors() = 0;
+
+    /*
+    * Return memory size
+    *
+    * @returns memory size
+    */
+    virtual uint64_t disk_size() = 0;
+
+    /*
+    * To check the status of the storage chip
+    *
+    * @returns status: 0: OK, 1: disk not initialized, 2: no medium in the drive, 4: write protected
+    */
+    virtual int disk_status() = 0;
+};