+static size_t dataflash_disk_page_read(struct BattFsSuper *d, pgcnt_t page, pgaddr_t addr, void *buf, size_t len)
+{
+ DataFlash *fd = DATAFLASH_CAST((KFile *)d->disk_ctx);
+ dataflash_readBlock(fd, page, addr, buf, len);
+ return len;
+}
+
+static bool dataflash_disk_page_load(struct BattFsSuper *d, pgcnt_t page)
+{
+ DataFlash *fd = DATAFLASH_CAST((KFile *)d->disk_ctx);
+ dataflash_loadPage(fd, page);
+ return true;
+}
+
+static size_t dataflash_disk_buffer_write(struct BattFsSuper *d, pgaddr_t addr, const void *buf, size_t len)
+{
+ DataFlash *fd = DATAFLASH_CAST((KFile *)d->disk_ctx);
+ dataflash_writeBlock(fd, addr, buf, len);
+ return true;
+}
+
+static size_t dataflash_disk_buffer_read(struct BattFsSuper *d, pgaddr_t addr, void *buf, size_t len)
+{
+ DataFlash *fd = DATAFLASH_CAST((KFile *)d->disk_ctx);
+ ASSERT(addr + len <= mem_info[fd->dev].page_size);
+
+ CS_TOGGLE(fd);
+
+ kfile_putc(DFO_READ_BUFF1, fd->channel);
+
+ uint32_t byte_addr = addr;
+
+ kfile_putc((byte_addr >> 16) & 0xff, fd->channel);
+ kfile_putc((byte_addr >> 8) & 0xff, fd->channel);
+ kfile_putc(byte_addr & 0xff, fd->channel);
+
+ /* Send additional don't care byte to start read operation */
+ kfile_putc(0, fd->channel);
+
+ kfile_read(fd->channel, buf, len); //Read len bytes ad put in buffer.
+ kfile_flush(fd->channel); // Flush channel
+ fd->setCS(false);
+ return len;
+}
+
+static bool dataflash_disk_page_save(struct BattFsSuper *d, pgcnt_t page)
+{
+ DataFlash *fd = DATAFLASH_CAST((KFile *)d->disk_ctx);
+ dataflash_cmd(fd, page, 0x00, DFO_WRITE_BUFF1_TO_MEM);
+ return true;
+}
+
+static bool dataflash_disk_page_erase(struct BattFsSuper *d, pgcnt_t page)
+{
+ DataFlash *fd = DATAFLASH_CAST((KFile *)d->disk_ctx);
+ dataflash_cmd(fd, page, 0x00, DFO_ERASE_PAGE);
+ return true;
+}
+