| /* |
| * Copyright (C) 2008-2010 coresystems GmbH |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #ifndef __DRIVERS_BLOCKDEV_USBMSC_H__ |
| #define __DRIVERS_BLOCKDEV_USBMSC_H__ |
| |
| #include <stdint.h> |
| #include <usb/usb.h> |
| |
| typedef struct { |
| unsigned int blocksize; |
| unsigned int numblocks; |
| UsbEndpoint *bulk_in; |
| UsbEndpoint *bulk_out; |
| uint8_t usbdisk_created; |
| int8_t ready; |
| uint8_t lun; |
| uint8_t num_luns; |
| void *data; // User defined data. |
| } usbmsc_inst_t; |
| |
| // Possible values for ready field. |
| enum { |
| USB_MSC_DETACHED = -1, // Disk detached or out to lunch. |
| USB_MSC_NOT_READY = 0, // Disk not ready yet -- empty card reader. |
| USB_MSC_READY = 1, // Disk ready to communicate. |
| }; |
| |
| #define MSC_INST(dev) ((usbmsc_inst_t*)(dev)->data) |
| |
| typedef enum { |
| cbw_direction_data_in = 0x80, |
| cbw_direction_data_out = 0 |
| } cbw_direction; |
| |
| int readwrite_blocks_512(UsbDev *dev, int start, int n, cbw_direction dir, |
| uint8_t *buf); |
| int readwrite_blocks(UsbDev *dev, int start, int n, cbw_direction dir, |
| uint8_t *buf); |
| |
| #endif /* __DRIVERS_BLOCKDEV_USBMSC_H__ */ |