;;; -*- asm -*- ;;; ;;; Copyright 2003 Free Software Foundation, Inc. ;;; ;;; This file is part of GNU Radio ;;; ;;; GNU Radio 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 3, or (at your option) ;;; any later version. ;;; ;;; GNU Radio 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 GNU Radio; see the file COPYING. If not, write to ;;; the Free Software Foundation, Inc., 51 Franklin Street, ;;; Boston, MA 02110-1301, USA. ;;; ;;; USB Descriptor table for the USRP ;;; ;;; We're a high-speed only device (480 Mb/sec) with 1 configuration ;;; and 3 interfaces. ;;; ;;; interface 0: command and status (ep0 COMMAND) ;;; interface 1: Transmit path (ep2 OUT BULK) ;;; interface 2: Receive path (ep6 IN BULK) .module usb_descriptors VID_FREE = 0xfffe ; Free Software Folks PID_USRP = 0x0002 ; USRP ;; We distinguish configured from unconfigured USRPs using the Device ID. ;; If the MSB of the DID is 0, the device is unconfigured. ;; The LSB of the DID is reserved for hardware revs. DID_USRP = 0x0100 ; Device ID (bcd) DSCR_DEVICE = 1 ; Descriptor type: Device DSCR_CONFIG = 2 ; Descriptor type: Configuration DSCR_STRING = 3 ; Descriptor type: String DSCR_INTRFC = 4 ; Descriptor type: Interface DSCR_ENDPNT = 5 ; Descriptor type: Endpoint DSCR_DEVQUAL = 6 ; Descriptor type: Device Qualifier DSCR_DEVICE_LEN = 18 DSCR_CONFIG_LEN = 9 DSCR_INTRFC_LEN = 9 DSCR_ENDPNT_LEN = 7 DSCR_DEVQUAL_LEN = 10 ET_CONTROL = 0 ; Endpoint type: Control ET_ISO = 1 ; Endpoint type: Isochronous ET_BULK = 2 ; Endpoint type: Bulk ET_INT = 3 ; Endpoint type: Interrupt ;; configuration attributes bmSELF_POWERED = 1 << 6 ;;; -------------------------------------------------------- ;;; external ram data ;;;-------------------------------------------------------- .area USBDESCSEG (XDATA) ;;; ---------------------------------------------------------------- ;;; descriptors used when operating at high speed (480Mb/sec) ;;; ---------------------------------------------------------------- .even ; descriptors must be 2-byte aligned for SUDPTR{H,L} to work ;; The .even directive isn't really honored by the linker. Bummer! ;; (There's no way to specify an alignment requirement for a given area, ;; hence when they're concatenated together, even doesn't work.) ;; ;; We work around this by telling the linker to put USBDESCSEG ;; at 0xE000 absolute. This means that the maximimum length of this ;; segment is 480 bytes, leaving room for the two hash slots ;; at 0xE1EO to 0xE1FF. ;; ;; As of July 7, 2004, this segment is 326 bytes long _high_speed_device_descr:: .db DSCR_DEVICE_LEN .db DSCR_DEVICE .db <0x0200 ; Specification version (LSB) .db >0x0200 ; Specification version (MSB) .db 0xff ; device class (vendor specific) .db 0xff ; device subclass (vendor specific) .db 0xff ; device protocol (vendor specific) .db 64 ; bMaxPacketSize0 for endpoint 0 .db VID_FREE ; idVendor .db PID_USRP ; idProduct _usb_desc_hw_rev_binary_patch_location_0:: .db DID_USRP ; bcdDevice .db SI_VENDOR ; iManufacturer (string index) .db SI_PRODUCT ; iProduct (string index) .db SI_SERIAL ; iSerial number (string index) .db 1 ; bNumConfigurations ;;; describes the other speed (12Mb/sec) .even _high_speed_devqual_descr:: .db DSCR_DEVQUAL_LEN .db DSCR_DEVQUAL .db <0x0200 ; bcdUSB (LSB) .db >0x0200 ; bcdUSB (MSB) .db 0xff ; bDeviceClass .db 0xff ; bDeviceSubClass .db 0xff ; bDeviceProtocol .db 64 ; bMaxPacketSize0 .db 1 ; bNumConfigurations (one config at 12Mb/sec) .db 0 ; bReserved .even _high_speed_config_descr:: .db DSCR_CONFIG_LEN .db DSCR_CONFIG .db <(_high_speed_config_descr_end - _high_speed_config_descr) ; LSB .db >(_high_speed_config_descr_end - _high_speed_config_descr) ; MSB .db 3 ; bNumInterfaces .db 1 ; bConfigurationValue .db 0 ; iConfiguration .db 0x80 | bmSELF_POWERED ; bmAttributes .db 0 ; bMaxPower ;; interface descriptor 0 (command & status, ep0 COMMAND) .db DSCR_INTRFC_LEN .db DSCR_INTRFC .db 0 ; bInterfaceNumber (zero based) .db 0 ; bAlternateSetting .db 0 ; bNumEndpoints .db 0xff ; bInterfaceClass (vendor specific) .db 0xff ; bInterfaceSubClass (vendor specific) .db 0xff ; bInterfaceProtocol (vendor specific) .db SI_COMMAND_AND_STATUS ; iInterface (description) ;; interface descriptor 1 (transmit path, ep2 OUT BULK) .db DSCR_INTRFC_LEN .db DSCR_INTRFC .db 1 ; bInterfaceNumber (zero based) .db 0 ; bAlternateSetting .db 1 ; bNumEndpoints .db 0xff ; bInterfaceClass (vendor specific) .db 0xff ; bInterfaceSubClass (vendor specific) .db 0xff ; bInterfaceProtocol (vendor specific) .db SI_TX_PATH ; iInterface (description) ;; interface 1's end point .db DSCR_ENDPNT_LEN .db DSCR_ENDPNT .db 0x02 ; bEndpointAddress (ep 2 OUT) .db ET_BULK ; bmAttributes .db <512 ; wMaxPacketSize (LSB) .db >512 ; wMaxPacketSize (MSB) .db 0 ; bInterval (iso only) ;; interface descriptor 2 (receive path, ep6 IN BULK) .db DSCR_INTRFC_LEN .db DSCR_INTRFC .db 2 ; bInterfaceNumber (zero based) .db 0 ; bAlternateSetting .db 1 ; bNumEndpoints .db 0xff ; bInterfaceClass (vendor specific) .db 0xff ; bInterfaceSubClass (vendor specific) .db 0xff ; bInterfaceProtocol (vendor specific) .db SI_RX_PATH ; iInterface (description) ;; interface 2's end point .db DSCR_ENDPNT_LEN .db DSCR_ENDPNT .db 0x86 ; bEndpointAddress (ep 6 IN) .db ET_BULK ; bmAttributes .db <512 ; wMaxPacketSize (LSB) .db >512 ; wMaxPacketSize (MSB) .db 0 ; bInterval (iso only) _high_speed_config_descr_end: ;;; ---------------------------------------------------------------- ;;; descriptors used when operating at full speed (12Mb/sec) ;;; ---------------------------------------------------------------- .even _full_speed_device_descr:: .db DSCR_DEVICE_LEN .db DSCR_DEVICE .db <0x0200 ; Specification version (LSB) .db >0x0200 ; Specification version (MSB) .db 0xff ; device class (vendor specific) .db 0xff ; device subclass (vendor specific) .db 0xff ; device protocol (vendor specific) .db 64 ; bMaxPacketSize0 for endpoint 0 .db VID_FREE ; idVendor .db PID_USRP ; idProduct _usb_desc_hw_rev_binary_patch_location_1:: .db DID_USRP ; bcdDevice .db SI_VENDOR ; iManufacturer (string index) .db SI_PRODUCT ; iProduct (string index) .db SI_NONE ; iSerial number (None) .db 1 ; bNumConfigurations ;;; describes the other speed (480Mb/sec) .even _full_speed_devqual_descr:: .db DSCR_DEVQUAL_LEN .db DSCR_DEVQUAL .db <0x0200 ; bcdUSB .db >0x0200 ; bcdUSB .db 0xff ; bDeviceClass .db 0xff ; bDeviceSubClass .db 0xff ; bDeviceProtocol .db 64 ; bMaxPacketSize0 .db 1 ; bNumConfigurations (one config at 480Mb/sec) .db 0 ; bReserved .even _full_speed_config_descr:: .db DSCR_CONFIG_LEN .db DSCR_CONFIG .db <(_full_speed_config_descr_end - _full_speed_config_descr) ; LSB .db >(_full_speed_config_descr_end - _full_speed_config_descr) ; MSB .db 1 ; bNumInterfaces .db 1 ; bConfigurationValue .db 0 ; iConfiguration .db 0x80 | bmSELF_POWERED ; bmAttributes .db 0 ; bMaxPower ;; interface descriptor 0 (command & status, ep0 COMMAND) .db DSCR_INTRFC_LEN .db DSCR_INTRFC .db 0 ; bInterfaceNumber (zero based) .db 0 ; bAlternateSetting .db 0 ; bNumEndpoints .db 0xff ; bInterfaceClass (vendor specific) .db 0xff ; bInterfaceSubClass (vendor specific) .db 0xff ; bInterfaceProtocol (vendor specific) .db SI_COMMAND_AND_STATUS ; iInterface (description) _full_speed_config_descr_end: ;;; ---------------------------------------------------------------- ;;; string descriptors ;;; ---------------------------------------------------------------- _nstring_descriptors:: .db (_string_descriptors_end - _string_descriptors) / 2 _string_descriptors:: .db str0 .db str1 .db str2 .db str3 .db str4 .db str5 .db str6 _string_descriptors_end: SI_NONE = 0 ;; str0 contains the language ID's. .even str0: .db str0_end - str0 .db DSCR_STRING .db 0 .db 0 .db <0x0409 ; magic code for US English (LSB) .db >0x0409 ; magic code for US English (MSB) str0_end: SI_VENDOR = 1 .even str1: .db str1_end - str1 .db DSCR_STRING .db 'F, 0 ; 16-bit unicode .db 'r, 0 .db 'e, 0 .db 'e, 0 .db ' , 0 .db 'S, 0 .db 'o, 0 .db 'f, 0 .db 't, 0 .db 'w, 0 .db 'a, 0 .db 'r, 0 .db 'e, 0 .db ' , 0 .db 'F, 0 .db 'o, 0 .db 'l, 0 .db 'k, 0 .db 's, 0 str1_end: SI_PRODUCT = 2 .even str2: .db str2_end - str2 .db DSCR_STRING .db 'U, 0 .db 'S, 0 .db 'R, 0 .db 'P, 0 .db ' , 0 .db 'R, 0 .db 'e, 0 .db 'v, 0 .db ' , 0 _usb_desc_hw_rev_ascii_patch_location_0:: .db '?, 0 str2_end: SI_COMMAND_AND_STATUS = 3 .even str3: .db str3_end - str3 .db DSCR_STRING .db 'C, 0 .db 'o, 0 .db 'm, 0 .db 'm, 0 .db 'a, 0 .db 'n, 0 .db 'd, 0 .db ' , 0 .db '&, 0 .db ' , 0 .db 'S, 0 .db 't, 0 .db 'a, 0 .db 't, 0 .db 'u, 0 .db 's, 0 str3_end: SI_TX_PATH = 4 .even str4: .db str4_end - str4 .db DSCR_STRING .db 'T, 0 .db 'r, 0 .db 'a, 0 .db 'n, 0 .db 's, 0 .db 'm, 0 .db 'i, 0 .db 't, 0 .db ' , 0 .db 'P, 0 .db 'a, 0 .db 't, 0 .db 'h, 0 str4_end: SI_RX_PATH = 5 .even str5: .db str5_end - str5 .db DSCR_STRING .db 'R, 0 .db 'e, 0 .db 'c, 0 .db 'e, 0 .db 'i, 0 .db 'v, 0 .db 'e, 0 .db ' , 0 .db 'P, 0 .db 'a, 0 .db 't, 0 .db 'h, 0 str5_end: SI_SERIAL = 6 .even str6: .db str6_end - str6 .db DSCR_STRING _usb_desc_serial_number_ascii:: .db '3, 0 .db '., 0 .db '1, 0 .db '4, 0 .db '1, 0 .db '5, 0 .db '9, 0 .db '3, 0 str6_end: