diff options
Diffstat (limited to 'openpicc/dfu/dfu.h')
| -rw-r--r-- | openpicc/dfu/dfu.h | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/openpicc/dfu/dfu.h b/openpicc/dfu/dfu.h new file mode 100644 index 0000000..77f80a1 --- /dev/null +++ b/openpicc/dfu/dfu.h @@ -0,0 +1,143 @@ +#ifndef _DFU_H +#define _DFU_H + +/* USB Device Firmware Update Implementation for OpenPCD + * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de> + * + * This ought to be compliant to the USB DFU Spec 1.0 as available from + * http://www.usb.org/developers/devclass_docs/usbdfu10.pdf + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + */ + +#include <sys/types.h> +#include <usb_ch9.h> +#include <usb_dfu.h> + +/* USB DFU functional descriptor */ +#define DFU_FUNC_DESC { \ + .bLength = USB_DT_DFU_SIZE, \ + .bDescriptorType = USB_DT_DFU, \ + .bmAttributes = USB_DFU_CAN_UPLOAD | USB_DFU_CAN_DOWNLOAD, \ + .wDetachTimeOut = 0xff00, \ + .wTransferSize = AT91C_IFLASH_PAGE_SIZE, \ + .bcdDFUVersion = 0x0100, \ +} + +/* USB Interface descriptor in Runtime mode */ +#ifdef CONFIG_USB_STRING +#define DFU_RT_IF_DESC { \ + { \ + .bLength = USB_DT_INTERFACE_SIZE, \ + .bDescriptorType = USB_DT_INTERFACE, \ + .bInterfaceNumber = 0x01, \ + .bAlternateSetting = 0x00, \ + .bNumEndpoints = 0x00, \ + .bInterfaceClass = 0xfe, \ + .bInterfaceSubClass = 0x01, \ + .bInterfaceProtocol = 0x01, \ + .iInterface = 1, \ + }, { \ + .bLength = USB_DT_INTERFACE_SIZE, \ + .bDescriptorType = USB_DT_INTERFACE, \ + .bInterfaceNumber = 0x02, \ + .bAlternateSetting = 0x00, \ + .bNumEndpoints = 0x00, \ + .bInterfaceClass = 0xfe, \ + .bInterfaceSubClass = 0x01, \ + .bInterfaceProtocol = 0x01, \ + .iInterface = 2, \ + }, \ +} +#else +#define DFU_RT_IF_DESC { \ + { \ + .bLength = USB_DT_INTERFACE_SIZE, \ + .bDescriptorType = USB_DT_INTERFACE, \ + .bInterfaceNumber = 0x01, \ + .bAlternateSetting = 0x00, \ + .bNumEndpoints = 0x00, \ + .bInterfaceClass = 0xfe, \ + .bInterfaceSubClass = 0x01, \ + .bInterfaceProtocol = 0x01, \ + .iInterface = 0, \ + }, { \ + .bLength = USB_DT_INTERFACE_SIZE, \ + .bDescriptorType = USB_DT_INTERFACE, \ + .bInterfaceNumber = 0x02, \ + .bAlternateSetting = 0x00, \ + .bNumEndpoints = 0x00, \ + .bInterfaceClass = 0xfe, \ + .bInterfaceSubClass = 0x01, \ + .bInterfaceProtocol = 0x01, \ + .iInterface = 0, \ + }, \ +} +#endif + +#define __dfufunctab __attribute__ ((section (".dfu.functab"))) +#define __dfudata __attribute__ ((section (".data.shared"))) +#define __dfufunc +#define __dfustruct const + +#define DFU_API_LOCATION ((const struct dfuapi *) 0x00103fd0) + +struct _dfu_desc { + struct usb_config_descriptor ucfg; + struct usb_interface_descriptor uif[2]; + struct usb_dfu_func_descriptor func_dfu; +}; + +struct dfuapi { + void (*udp_init)(void); + void (*ep0_send_data)(const char *data, u_int32_t len); + void (*ep0_send_zlp)(void); + void (*ep0_send_stall)(void); + int (*dfu_ep0_handler)(u_int8_t req_type, u_int8_t req, + u_int16_t val, u_int16_t len); + void (*dfu_switch)(void); + u_int32_t *dfu_state; + const struct usb_device_descriptor *dfu_dev_descriptor; + const struct _dfu_desc *dfu_cfg_descriptor; +}; + +/* From openpcd/firmware/src/os/pcd_enumerate.h */ +/* USB standard request code */ + +#define STD_GET_STATUS_ZERO 0x0080 +#define STD_GET_STATUS_INTERFACE 0x0081 +#define STD_GET_STATUS_ENDPOINT 0x0082 + +#define STD_CLEAR_FEATURE_ZERO 0x0100 +#define STD_CLEAR_FEATURE_INTERFACE 0x0101 +#define STD_CLEAR_FEATURE_ENDPOINT 0x0102 + +#define STD_SET_FEATURE_ZERO 0x0300 +#define STD_SET_FEATURE_INTERFACE 0x0301 +#define STD_SET_FEATURE_ENDPOINT 0x0302 + +#define STD_SET_ADDRESS 0x0500 +#define STD_GET_DESCRIPTOR 0x0680 +#define STD_SET_DESCRIPTOR 0x0700 +#define STD_GET_CONFIGURATION 0x0880 +#define STD_SET_CONFIGURATION 0x0900 +#define STD_GET_INTERFACE 0x0A81 +#define STD_SET_INTERFACE 0x0B01 +#define STD_SYNCH_FRAME 0x0C82 + +#define MIN(a, b) (((a) < (b)) ? (a) : (b)) + +#endif /* _DFU_H */ |