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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_USB_UGEN_H
#define _SYS_USB_UGEN_H
#ifdef __cplusplus
extern "C" {
#endif
/*
* Header file for applications written to USB Generic Driver (UGEN).
* This provides different status values written to the application by
* UGEN.
*/
/*
* UGEN provides a mechanism to retrieve USB bus specific information
* through endpoint status minor nodes (See ugen(4D) for more information).
* Whenever an error occurs on any endpoint, the application can retrieve
* the last command status (int). Possible values are give below
*/
#define USB_LC_STAT_NOERROR 0x00 /* No error */
#define USB_LC_STAT_CRC 0x01 /* CRC timeout detected */
#define USB_LC_STAT_BITSTUFFING 0x02 /* Bit-stuffing violation */
#define USB_LC_STAT_DATA_TOGGLE_MM 0x03 /* Data toggle mismatch */
#define USB_LC_STAT_STALL 0x04 /* Endpoint stalled */
#define USB_LC_STAT_DEV_NOT_RESP 0x05 /* Device not responding */
#define USB_LC_STAT_PID_CHECKFAILURE 0x06 /* PID Check failure */
#define USB_LC_STAT_UNEXP_PID 0x07 /* Unexpected PID */
#define USB_LC_STAT_DATA_OVERRUN 0x08 /* Data size exceeded */
#define USB_LC_STAT_DATA_UNDERRUN 0x09 /* Less data received */
#define USB_LC_STAT_BUFFER_OVERRUN 0x0a /* Buffer size exceeded */
#define USB_LC_STAT_BUFFER_UNDERRUN 0x0b /* Buffer under run */
#define USB_LC_STAT_TIMEOUT 0x0c /* Command timed out */
#define USB_LC_STAT_NOT_ACCESSED 0x0d /* Not accessed by h/w */
#define USB_LC_STAT_UNSPECIFIED_ERR 0x0e /* Unspecified error */
#define USB_LC_STAT_NO_BANDWIDTH 0x41 /* No bandwidth */
#define USB_LC_STAT_HW_ERR 0x42 /* Hardware error */
#define USB_LC_STAT_SUSPENDED 0x43 /* Device suspended/resumed */
#define USB_LC_STAT_DISCONNECTED 0x44 /* Device disconnected */
#define USB_LC_STAT_INTR_BUF_FULL 0x45 /* Interrupt buf was full */
#define USB_LC_STAT_INVALID_REQ 0x46 /* request was invalid */
#define USB_LC_STAT_INTERRUPTED 0x47 /* request was interrupted */
#define USB_LC_STAT_NO_RESOURCES 0x48 /* no resources for req */
#define USB_LC_STAT_INTR_POLLING_FAILED 0x49 /* failed to restart poll */
#define USB_LC_STAT_ISOC_POLLING_FAILED 0x50 /* failed to restart iso poll */
#define USB_LC_STAT_ISOC_UNINITIALIZED 0x51 /* isoc_info not inited yet */
#define USB_LC_STAT_ISOC_PKT_ERROR 0x52 /* All pkts in last req fail */
/*
* Endpoint control
*/
#define USB_EP_INTR_ONE_XFER 0x01 /* when this bit is set */
/* ugen will poll an intr */
/* endpoint only once */
/*
* Possible Device status (int) values
* Application can poll(2) and read(2) device status on device status minor
* nodes (See ugen(4D) for more details).
*/
#define USB_DEV_STAT_ONLINE 0x1 /* Device is online */
#define USB_DEV_STAT_DISCONNECTED 0x2 /* Device is disconnected */
#define USB_DEV_STAT_RESUMED 0x4 /* Device resumed */
#define USB_DEV_STAT_UNAVAILABLE 0x5 /* Device unavailable */
/*
* Structure for holding isoc data packets information. Application and ugen
* driver use these structures to exchange isoc packet information.
*/
typedef struct ugen_isoc_pkt_descr {
/*
* Set by the application, for all isochronous requests, to the
* number of bytes to transfer in a packet.
*/
ushort_t dsc_isoc_pkt_len;
/*
* Set by ugen to actual number of bytes sent/received in a packet.
*/
ushort_t dsc_isoc_pkt_actual_len;
/*
* Per packet status set by ugen driver both for the isochronous IN
* and OUT requests.
*/
int dsc_isoc_pkt_status;
} ugen_isoc_pkt_descr_t;
typedef struct ugen_isoc_req_head {
int req_isoc_pkts_count; /* pkt count of the isoc request */
ugen_isoc_pkt_descr_t req_isoc_pkt_descrs[1]; /* pkt descriptors */
} ugen_isoc_req_head_t;
#ifdef __cplusplus
}
#endif
#endif /* _SYS_USB_UGEN_H */
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