atusb/descr.c

   1 /*
   2  * fw/descr.c - USB descriptors
   3  *
   4  * Written 2008-2011, 2014 by Werner Almesberger
   5  * Copyright 2008-2011, 2014 Werner Almesberger
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  */
  12
  13
  14 #include "usb.h"
  15 #include "dfu.h"
  16 #include "board.h"
  17
  18
  19 #define LE(x) ((uint16_t) (x) & 0xff), ((uint16_t) (x) >> 8)
  20
  21 /*
  22  * Device descriptor
  23  */
  24
  25 const uint8_t device_descriptor[18] = {
  26         18,                     /* bLength */
  27         USB_DT_DEVICE,          /* bDescriptorType */
  28         LE(0x200),              /* bcdUSB */
  29         USB_CLASS_VENDOR_SPEC,  /* bDeviceClass */
  30         0x00,                   /* bDeviceSubClass */
  31         0x00,                   /* bDeviceProtocol */
  32         EP0_SIZE,               /* bMaxPacketSize */
  33         LE(USB_VENDOR),         /* idVendor */
  34         LE(USB_PRODUCT),        /* idProduct */
  35         LE(0x0001),             /* bcdDevice */
  36         0,                      /* iManufacturer */
  37         0,                      /* iProduct */
  38 #ifdef HAS_BOARD_SERNUM
  39         1,                      /* iSerialNumber */
  40 #else
  41         0,                      /* iSerialNumber */
  42 #endif
  43         1                       /* bNumConfigurations */
  44 };
  45
  46
  47 /*
  48  * Our configuration
  49  *
  50  * We're always bus-powered.
  51  */
  52
  53 const uint8_t config_descriptor[] = {
  54         9,                      /* bLength */
  55         USB_DT_CONFIG,          /* bDescriptorType */
  56 #if 0
  57         LE(9+9+7+7),            /* wTotalLength */
  58 #else
  59         LE(9+9+7+9),            /* wTotalLength */
  60 #endif
  61         2,                      /* bNumInterfaces */
  62         1,                      /* bConfigurationValue (> 0 !) */
  63         0,                      /* iConfiguration */
  64         USB_ATTR_BUS_POWERED,   /* bmAttributes */
  65         ((BOARD_MAX_mA)+1)/2,   /* bMaxPower */
  66
  67         /* Interface #0 */
  68
  69         9,                      /* bLength */
  70         USB_DT_INTERFACE,       /* bDescriptorType */
  71         0,                      /* bInterfaceNumber */
  72         0,                      /* bAlternateSetting */
  73         1,                      /* bNumEndpoints */
  74         USB_CLASS_VENDOR_SPEC,  /* bInterfaceClass */
  75         0,                      /* bInterfaceSubClass */
  76         0,                      /* bInterfaceProtocol */
  77         0,                      /* iInterface */
  78
  79 #if 0
  80         /* EP OUT */
  81
  82         7,                      /* bLength */
  83         USB_DT_ENDPOINT,        /* bDescriptorType */
  84         0x01,                   /* bEndPointAddress */
  85         0x02,                   /* bmAttributes (bulk) */
  86         LE(EP1_SIZE),           /* wMaxPacketSize */
  87         0,                      /* bInterval */
  88 #endif
  89
  90 #if 1
  91         /* EP IN */
  92
  93         7,                      /* bLength */
  94         USB_DT_ENDPOINT,        /* bDescriptorType */
  95         0x81,                   /* bEndPointAddress */
  96         0x02,                   /* bmAttributes (bulk) */
  97         LE(EP1_SIZE),           /* wMaxPacketSize */
  98         0,                      /* bInterval */
  99 #endif
 100
 101         /* Interface #1 */
 102
 103         DFU_ITF_DESCR(1, 0, dfu_proto_runtime, 0)
 104 };