103 lines
3.5 KiB
C
103 lines
3.5 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2007 AMD
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* Written by Yinghai Lu <yinghai.lu@amd.com> for AMD.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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#ifndef USB_CH9_H
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#define USB_CH9_H
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#define USB_DIR_OUT 0 /* to device */
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#define USB_DIR_IN 0x80 /* to host */
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/*
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* USB types, the second of three bRequestType fields
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*/
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#define USB_TYPE_MASK (0x03 << 5)
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#define USB_TYPE_STANDARD (0x00 << 5)
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#define USB_TYPE_CLASS (0x01 << 5)
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#define USB_TYPE_VENDOR (0x02 << 5)
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#define USB_TYPE_RESERVED (0x03 << 5)
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/*
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* USB recipients, the third of three bRequestType fields
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*/
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#define USB_RECIP_MASK 0x1f
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#define USB_RECIP_DEVICE 0x00
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#define USB_RECIP_INTERFACE 0x01
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#define USB_RECIP_ENDPOINT 0x02
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#define USB_RECIP_OTHER 0x03
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/* From Wireless USB 1.0 */
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#define USB_RECIP_PORT 0x04
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#define USB_RECIP_RPIPE 0x05
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/*
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* Standard requests, for the bRequest field of a SETUP packet.
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*
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* These are qualified by the bRequestType field, so that for example
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* TYPE_CLASS or TYPE_VENDOR specific feature flags could be retrieved
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* by a GET_STATUS request.
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*/
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#define USB_REQ_GET_STATUS 0x00
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#define USB_REQ_CLEAR_FEATURE 0x01
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#define USB_REQ_SET_FEATURE 0x03
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#define USB_REQ_SET_ADDRESS 0x05
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#define USB_REQ_GET_DESCRIPTOR 0x06
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#define USB_REQ_SET_DESCRIPTOR 0x07
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#define USB_REQ_GET_CONFIGURATION 0x08
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#define USB_REQ_SET_CONFIGURATION 0x09
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#define USB_REQ_GET_INTERFACE 0x0A
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#define USB_REQ_SET_INTERFACE 0x0B
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#define USB_REQ_SYNCH_FRAME 0x0C
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#define USB_REQ_SET_ENCRYPTION 0x0D /* Wireless USB */
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#define USB_REQ_GET_ENCRYPTION 0x0E
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#define USB_REQ_RPIPE_ABORT 0x0E
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#define USB_REQ_SET_HANDSHAKE 0x0F
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#define USB_REQ_RPIPE_RESET 0x0F
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#define USB_REQ_GET_HANDSHAKE 0x10
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#define USB_REQ_SET_CONNECTION 0x11
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#define USB_REQ_SET_SECURITY_DATA 0x12
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#define USB_REQ_GET_SECURITY_DATA 0x13
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#define USB_REQ_SET_WUSB_DATA 0x14
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#define USB_REQ_LOOPBACK_DATA_WRITE 0x15
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#define USB_REQ_LOOPBACK_DATA_READ 0x16
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#define USB_REQ_SET_INTERFACE_DS 0x17
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#define USB_DT_DEBUG 0x0a
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#define USB_DEVICE_DEBUG_MODE 6 /* (special devices only) */
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struct usb_ctrlrequest {
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u8 bRequestType;
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u8 bRequest;
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u16 wValue;
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u16 wIndex;
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u16 wLength;
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} __attribute__ ((packed));
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struct usb_debug_descriptor {
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u8 bLength;
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u8 bDescriptorType;
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/* bulk endpoints with 8 byte maxpacket */
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u8 bDebugInEndpoint;
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u8 bDebugOutEndpoint;
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};
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#endif
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