freebsd-skq/sys/dev/usb/usb_cdc.h
hselasky 80576c2679 USB network (NCM driver):
- correct the ethernet payload remainder which
must be post-offseted by -14 bytes instead of
0 bytes. This is not very clearly defined in the
NCM specification.
- add development feature about limiting the
maximum datagram count in each NCM payload.
- zero-pad alignment data
- add TX-interval tuning sysctl

Approved by:    thompsa (mentor)
2010-10-13 22:04:55 +00:00

289 lines
8.1 KiB
C

/* $NetBSD: usbcdc.h,v 1.9 2004/10/23 13:24:24 augustss Exp $ */
/* $FreeBSD$ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net) at
* Carlstedt Research & Technology.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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 _USB_CDC_H_
#define _USB_CDC_H_
#define UDESCSUB_CDC_HEADER 0
#define UDESCSUB_CDC_CM 1 /* Call Management */
#define UDESCSUB_CDC_ACM 2 /* Abstract Control Model */
#define UDESCSUB_CDC_DLM 3 /* Direct Line Management */
#define UDESCSUB_CDC_TRF 4 /* Telephone Ringer */
#define UDESCSUB_CDC_TCLSR 5 /* Telephone Call */
#define UDESCSUB_CDC_UNION 6
#define UDESCSUB_CDC_CS 7 /* Country Selection */
#define UDESCSUB_CDC_TOM 8 /* Telephone Operational Modes */
#define UDESCSUB_CDC_USBT 9 /* USB Terminal */
#define UDESCSUB_CDC_NCT 10
#define UDESCSUB_CDC_PUF 11
#define UDESCSUB_CDC_EUF 12
#define UDESCSUB_CDC_MCMF 13
#define UDESCSUB_CDC_CCMF 14
#define UDESCSUB_CDC_ENF 15
#define UDESCSUB_CDC_ANF 16
struct usb_cdc_header_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uWord bcdCDC;
} __packed;
struct usb_cdc_cm_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bmCapabilities;
#define USB_CDC_CM_DOES_CM 0x01
#define USB_CDC_CM_OVER_DATA 0x02
uByte bDataInterface;
} __packed;
struct usb_cdc_acm_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bmCapabilities;
#define USB_CDC_ACM_HAS_FEATURE 0x01
#define USB_CDC_ACM_HAS_LINE 0x02
#define USB_CDC_ACM_HAS_BREAK 0x04
#define USB_CDC_ACM_HAS_NETWORK_CONN 0x08
} __packed;
struct usb_cdc_union_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bMasterInterface;
uByte bSlaveInterface[1];
} __packed;
struct usb_cdc_ethernet_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte iMacAddress;
uDWord bmEthernetStatistics;
uWord wMaxSegmentSize;
uWord wNumberMCFilters;
uByte bNumberPowerFilters;
} __packed;
#define UCDC_SEND_ENCAPSULATED_COMMAND 0x00
#define UCDC_GET_ENCAPSULATED_RESPONSE 0x01
#define UCDC_SET_COMM_FEATURE 0x02
#define UCDC_GET_COMM_FEATURE 0x03
#define UCDC_ABSTRACT_STATE 0x01
#define UCDC_COUNTRY_SETTING 0x02
#define UCDC_CLEAR_COMM_FEATURE 0x04
#define UCDC_SET_LINE_CODING 0x20
#define UCDC_GET_LINE_CODING 0x21
#define UCDC_SET_CONTROL_LINE_STATE 0x22
#define UCDC_LINE_DTR 0x0001
#define UCDC_LINE_RTS 0x0002
#define UCDC_SEND_BREAK 0x23
#define UCDC_BREAK_ON 0xffff
#define UCDC_BREAK_OFF 0x0000
struct usb_cdc_abstract_state {
uWord wState;
#define UCDC_IDLE_SETTING 0x0001
#define UCDC_DATA_MULTIPLEXED 0x0002
} __packed;
#define UCDC_ABSTRACT_STATE_LENGTH 2
struct usb_cdc_line_state {
uDWord dwDTERate;
uByte bCharFormat;
#define UCDC_STOP_BIT_1 0
#define UCDC_STOP_BIT_1_5 1
#define UCDC_STOP_BIT_2 2
uByte bParityType;
#define UCDC_PARITY_NONE 0
#define UCDC_PARITY_ODD 1
#define UCDC_PARITY_EVEN 2
#define UCDC_PARITY_MARK 3
#define UCDC_PARITY_SPACE 4
uByte bDataBits;
} __packed;
#define UCDC_LINE_STATE_LENGTH 7
struct usb_cdc_notification {
uByte bmRequestType;
#define UCDC_NOTIFICATION 0xa1
uByte bNotification;
#define UCDC_N_NETWORK_CONNECTION 0x00
#define UCDC_N_RESPONSE_AVAILABLE 0x01
#define UCDC_N_AUX_JACK_HOOK_STATE 0x08
#define UCDC_N_RING_DETECT 0x09
#define UCDC_N_SERIAL_STATE 0x20
#define UCDC_N_CALL_STATE_CHANGED 0x28
#define UCDC_N_LINE_STATE_CHANGED 0x29
#define UCDC_N_CONNECTION_SPEED_CHANGE 0x2a
uWord wValue;
uWord wIndex;
uWord wLength;
uByte data[16];
} __packed;
#define UCDC_NOTIFICATION_LENGTH 8
/*
* Bits set in the SERIAL STATE notifcation (first byte of data)
*/
#define UCDC_N_SERIAL_OVERRUN 0x40
#define UCDC_N_SERIAL_PARITY 0x20
#define UCDC_N_SERIAL_FRAMING 0x10
#define UCDC_N_SERIAL_RI 0x08
#define UCDC_N_SERIAL_BREAK 0x04
#define UCDC_N_SERIAL_DSR 0x02
#define UCDC_N_SERIAL_DCD 0x01
/* Serial state bit masks */
#define UCDC_MDM_RXCARRIER 0x01
#define UCDC_MDM_TXCARRIER 0x02
#define UCDC_MDM_BREAK 0x04
#define UCDC_MDM_RING 0x08
#define UCDC_MDM_FRAMING_ERR 0x10
#define UCDC_MDM_PARITY_ERR 0x20
#define UCDC_MDM_OVERRUN_ERR 0x40
/*
* Network Control Model, NCM16 + NCM32, protocol definitions
*/
struct usb_ncm16_hdr {
uDWord dwSignature;
uWord wHeaderLength;
uWord wSequence;
uWord wBlockLength;
uWord wDptIndex;
} __packed;
struct usb_ncm16_dp {
uWord wFrameIndex;
uWord wFrameLength;
} __packed;
struct usb_ncm16_dpt {
uDWord dwSignature;
uWord wLength;
uWord wNextNdpIndex;
struct usb_ncm16_dp dp[0];
} __packed;
struct usb_ncm32_hdr {
uDWord dwSignature;
uWord wHeaderLength;
uWord wSequence;
uDWord dwBlockLength;
uDWord dwDptIndex;
} __packed;
struct usb_ncm32_dp {
uDWord dwFrameIndex;
uDWord dwFrameLength;
} __packed;
struct usb_ncm32_dpt {
uDWord dwSignature;
uWord wLength;
uWord wReserved6;
uDWord dwNextNdpIndex;
uDWord dwReserved12;
struct usb_ncm32_dp dp[0];
} __packed;
/* Communications interface class specific descriptors */
#define UCDC_NCM_FUNC_DESC_SUBTYPE 0x1A
struct usb_ncm_func_descriptor {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
uByte bcdNcmVersion[2];
uByte bmNetworkCapabilities;
#define UCDC_NCM_CAP_FILTER 0x01
#define UCDC_NCM_CAP_MAC_ADDR 0x02
#define UCDC_NCM_CAP_ENCAP 0x04
#define UCDC_NCM_CAP_MAX_DATA 0x08
#define UCDC_NCM_CAP_CRCMODE 0x10
#define UCDC_NCM_CAP_MAX_DGRAM 0x20
} __packed;
/* Communications interface specific class request codes */
#define UCDC_NCM_SET_ETHERNET_MULTICAST_FILTERS 0x40
#define UCDC_NCM_SET_ETHERNET_POWER_MGMT_PATTERN_FILTER 0x41
#define UCDC_NCM_GET_ETHERNET_POWER_MGMT_PATTERN_FILTER 0x42
#define UCDC_NCM_SET_ETHERNET_PACKET_FILTER 0x43
#define UCDC_NCM_GET_ETHERNET_STATISTIC 0x44
#define UCDC_NCM_GET_NTB_PARAMETERS 0x80
#define UCDC_NCM_GET_NET_ADDRESS 0x81
#define UCDC_NCM_SET_NET_ADDRESS 0x82
#define UCDC_NCM_GET_NTB_FORMAT 0x83
#define UCDC_NCM_SET_NTB_FORMAT 0x84
#define UCDC_NCM_GET_NTB_INPUT_SIZE 0x85
#define UCDC_NCM_SET_NTB_INPUT_SIZE 0x86
#define UCDC_NCM_GET_MAX_DATAGRAM_SIZE 0x87
#define UCDC_NCM_SET_MAX_DATAGRAM_SIZE 0x88
#define UCDC_NCM_GET_CRC_MODE 0x89
#define UCDC_NCM_SET_CRC_MODE 0x8A
struct usb_ncm_parameters {
uWord wLength;
uWord bmNtbFormatsSupported;
#define UCDC_NCM_FORMAT_NTB16 0x0001
#define UCDC_NCM_FORMAT_NTB32 0x0002
uDWord dwNtbInMaxSize;
uWord wNdpInDivisor;
uWord wNdpInPayloadRemainder;
uWord wNdpInAlignment;
uWord wReserved14;
uDWord dwNtbOutMaxSize;
uWord wNdpOutDivisor;
uWord wNdpOutPayloadRemainder;
uWord wNdpOutAlignment;
uWord wNtbOutMaxDatagrams;
} __packed;
/* Communications interface specific class notification codes */
#define UCDC_NCM_NOTIF_NETWORK_CONNECTION 0x00
#define UCDC_NCM_NOTIF_RESPONSE_AVAILABLE 0x01
#define UCDC_NCM_NOTIF_CONNECTION_SPEED_CHANGE 0x2A
#endif /* _USB_CDC_H_ */