mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-11 15:37:23 +00:00
220 lines
6.2 KiB
C
220 lines
6.2 KiB
C
/*
|
|
* USB Communications Device Class (CDC) definitions
|
|
*
|
|
* CDC says how to talk to lots of different types of network adapters,
|
|
* notably ethernet adapters and various modems. It's used mostly with
|
|
* firmware based USB peripherals.
|
|
*
|
|
* Ported to U-boot by: Thomas Smits <ts.smits@gmail.com> and
|
|
* Remy Bohmer <linux@bohmer.net>
|
|
*/
|
|
|
|
#define USB_CDC_SUBCLASS_ACM 0x02
|
|
#define USB_CDC_SUBCLASS_ETHERNET 0x06
|
|
#define USB_CDC_SUBCLASS_WHCM 0x08
|
|
#define USB_CDC_SUBCLASS_DMM 0x09
|
|
#define USB_CDC_SUBCLASS_MDLM 0x0a
|
|
#define USB_CDC_SUBCLASS_OBEX 0x0b
|
|
|
|
#define USB_CDC_PROTO_NONE 0
|
|
|
|
#define USB_CDC_ACM_PROTO_AT_V25TER 1
|
|
#define USB_CDC_ACM_PROTO_AT_PCCA101 2
|
|
#define USB_CDC_ACM_PROTO_AT_PCCA101_WAKE 3
|
|
#define USB_CDC_ACM_PROTO_AT_GSM 4
|
|
#define USB_CDC_ACM_PROTO_AT_3G 5
|
|
#define USB_CDC_ACM_PROTO_AT_CDMA 6
|
|
#define USB_CDC_ACM_PROTO_VENDOR 0xff
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
/*
|
|
* Class-Specific descriptors ... there are a couple dozen of them
|
|
*/
|
|
|
|
#define USB_CDC_HEADER_TYPE 0x00 /* header_desc */
|
|
#define USB_CDC_CALL_MANAGEMENT_TYPE 0x01 /* call_mgmt_descriptor */
|
|
#define USB_CDC_ACM_TYPE 0x02 /* acm_descriptor */
|
|
#define USB_CDC_UNION_TYPE 0x06 /* union_desc */
|
|
#define USB_CDC_COUNTRY_TYPE 0x07
|
|
#define USB_CDC_NETWORK_TERMINAL_TYPE 0x0a /* network_terminal_desc */
|
|
#define USB_CDC_ETHERNET_TYPE 0x0f /* ether_desc */
|
|
#define USB_CDC_WHCM_TYPE 0x11
|
|
#define USB_CDC_MDLM_TYPE 0x12 /* mdlm_desc */
|
|
#define USB_CDC_MDLM_DETAIL_TYPE 0x13 /* mdlm_detail_desc */
|
|
#define USB_CDC_DMM_TYPE 0x14
|
|
#define USB_CDC_OBEX_TYPE 0x15
|
|
|
|
/* "Header Functional Descriptor" from CDC spec 5.2.3.1 */
|
|
struct usb_cdc_header_desc {
|
|
__u8 bLength;
|
|
__u8 bDescriptorType;
|
|
__u8 bDescriptorSubType;
|
|
|
|
__le16 bcdCDC;
|
|
} __attribute__ ((packed));
|
|
|
|
/* "Call Management Descriptor" from CDC spec 5.2.3.2 */
|
|
struct usb_cdc_call_mgmt_descriptor {
|
|
__u8 bLength;
|
|
__u8 bDescriptorType;
|
|
__u8 bDescriptorSubType;
|
|
|
|
__u8 bmCapabilities;
|
|
#define USB_CDC_CALL_MGMT_CAP_CALL_MGMT 0x01
|
|
#define USB_CDC_CALL_MGMT_CAP_DATA_INTF 0x02
|
|
|
|
__u8 bDataInterface;
|
|
} __attribute__ ((packed));
|
|
|
|
/* "Abstract Control Management Descriptor" from CDC spec 5.2.3.3 */
|
|
struct usb_cdc_acm_descriptor {
|
|
__u8 bLength;
|
|
__u8 bDescriptorType;
|
|
__u8 bDescriptorSubType;
|
|
|
|
__u8 bmCapabilities;
|
|
} __attribute__ ((packed));
|
|
|
|
/* capabilities from 5.2.3.3 */
|
|
|
|
#define USB_CDC_COMM_FEATURE 0x01
|
|
#define USB_CDC_CAP_LINE 0x02
|
|
#define USB_CDC_CAP_BRK 0x04
|
|
#define USB_CDC_CAP_NOTIFY 0x08
|
|
|
|
/* "Union Functional Descriptor" from CDC spec 5.2.3.8 */
|
|
struct usb_cdc_union_desc {
|
|
__u8 bLength;
|
|
__u8 bDescriptorType;
|
|
__u8 bDescriptorSubType;
|
|
|
|
__u8 bMasterInterface0;
|
|
__u8 bSlaveInterface0;
|
|
/* ... and there could be other slave interfaces */
|
|
} __attribute__ ((packed));
|
|
|
|
/* "Country Selection Functional Descriptor" from CDC spec 5.2.3.9 */
|
|
struct usb_cdc_country_functional_desc {
|
|
__u8 bLength;
|
|
__u8 bDescriptorType;
|
|
__u8 bDescriptorSubType;
|
|
|
|
__u8 iCountryCodeRelDate;
|
|
__le16 wCountyCode0;
|
|
/* ... and there can be a lot of country codes */
|
|
} __attribute__ ((packed));
|
|
|
|
/* "Network Channel Terminal Functional Descriptor" from CDC spec 5.2.3.11 */
|
|
struct usb_cdc_network_terminal_desc {
|
|
__u8 bLength;
|
|
__u8 bDescriptorType;
|
|
__u8 bDescriptorSubType;
|
|
|
|
__u8 bEntityId;
|
|
__u8 iName;
|
|
__u8 bChannelIndex;
|
|
__u8 bPhysicalInterface;
|
|
} __attribute__ ((packed));
|
|
|
|
/* "Ethernet Networking Functional Descriptor" from CDC spec 5.2.3.16 */
|
|
struct usb_cdc_ether_desc {
|
|
__u8 bLength;
|
|
__u8 bDescriptorType;
|
|
__u8 bDescriptorSubType;
|
|
|
|
__u8 iMACAddress;
|
|
__le32 bmEthernetStatistics;
|
|
__le16 wMaxSegmentSize;
|
|
__le16 wNumberMCFilters;
|
|
__u8 bNumberPowerFilters;
|
|
} __attribute__ ((packed));
|
|
|
|
/* "MDLM Functional Descriptor" from CDC WMC spec 6.7.2.3 */
|
|
struct usb_cdc_mdlm_desc {
|
|
__u8 bLength;
|
|
__u8 bDescriptorType;
|
|
__u8 bDescriptorSubType;
|
|
|
|
__le16 bcdVersion;
|
|
__u8 bGUID[16];
|
|
} __attribute__ ((packed));
|
|
|
|
/* "MDLM Detail Functional Descriptor" from CDC WMC spec 6.7.2.4 */
|
|
struct usb_cdc_mdlm_detail_desc {
|
|
__u8 bLength;
|
|
__u8 bDescriptorType;
|
|
__u8 bDescriptorSubType;
|
|
|
|
/* type is associated with mdlm_desc.bGUID */
|
|
__u8 bGuidDescriptorType;
|
|
__u8 bDetailData[0];
|
|
} __attribute__ ((packed));
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
/*
|
|
* Class-Specific Control Requests (6.2)
|
|
*
|
|
* section 3.6.2.1 table 4 has the ACM profile, for modems.
|
|
* section 3.8.2 table 10 has the ethernet profile.
|
|
*/
|
|
|
|
#define USB_CDC_SEND_ENCAPSULATED_COMMAND 0x00
|
|
#define USB_CDC_GET_ENCAPSULATED_RESPONSE 0x01
|
|
#define USB_CDC_REQ_SET_LINE_CODING 0x20
|
|
#define USB_CDC_REQ_GET_LINE_CODING 0x21
|
|
#define USB_CDC_REQ_SET_CONTROL_LINE_STATE 0x22
|
|
#define USB_CDC_REQ_SEND_BREAK 0x23
|
|
#define USB_CDC_SET_ETHERNET_MULTICAST_FILTERS 0x40
|
|
#define USB_CDC_SET_ETHERNET_PM_PATTERN_FILTER 0x41
|
|
#define USB_CDC_GET_ETHERNET_PM_PATTERN_FILTER 0x42
|
|
#define USB_CDC_SET_ETHERNET_PACKET_FILTER 0x43
|
|
#define USB_CDC_GET_ETHERNET_STATISTIC 0x44
|
|
|
|
/* Line Coding Structure from CDC spec 6.2.13 */
|
|
struct usb_cdc_line_coding {
|
|
__le32 dwDTERate;
|
|
__u8 bCharFormat;
|
|
#define USB_CDC_1_STOP_BITS 0
|
|
#define USB_CDC_1_5_STOP_BITS 1
|
|
#define USB_CDC_2_STOP_BITS 2
|
|
|
|
__u8 bParityType;
|
|
#define USB_CDC_NO_PARITY 0
|
|
#define USB_CDC_ODD_PARITY 1
|
|
#define USB_CDC_EVEN_PARITY 2
|
|
#define USB_CDC_MARK_PARITY 3
|
|
#define USB_CDC_SPACE_PARITY 4
|
|
|
|
__u8 bDataBits;
|
|
} __attribute__ ((packed));
|
|
|
|
/* table 62; bits in multicast filter */
|
|
#define USB_CDC_PACKET_TYPE_PROMISCUOUS (1 << 0)
|
|
#define USB_CDC_PACKET_TYPE_ALL_MULTICAST (1 << 1) /* no filter */
|
|
#define USB_CDC_PACKET_TYPE_DIRECTED (1 << 2)
|
|
#define USB_CDC_PACKET_TYPE_BROADCAST (1 << 3)
|
|
#define USB_CDC_PACKET_TYPE_MULTICAST (1 << 4) /* filtered */
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
/*
|
|
* Class-Specific Notifications (6.3) sent by interrupt transfers
|
|
*
|
|
* section 3.8.2 table 11 of the CDC spec lists Ethernet notifications
|
|
* section 3.6.2.1 table 5 specifies ACM notifications
|
|
*/
|
|
|
|
#define USB_CDC_NOTIFY_NETWORK_CONNECTION 0x00
|
|
#define USB_CDC_NOTIFY_RESPONSE_AVAILABLE 0x01
|
|
#define USB_CDC_NOTIFY_SERIAL_STATE 0x20
|
|
#define USB_CDC_NOTIFY_SPEED_CHANGE 0x2a
|
|
|
|
struct usb_cdc_notification {
|
|
__u8 bmRequestType;
|
|
__u8 bNotificationType;
|
|
__le16 wValue;
|
|
__le16 wIndex;
|
|
__le16 wLength;
|
|
} __attribute__ ((packed));
|