66 lines
2.3 KiB
Objective-C
66 lines
2.3 KiB
Objective-C
#-
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# Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer,
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# without modification, immediately at the beginning of the file.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. The name of the author may not be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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#
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# USB interface description
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#
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#include <sys/bus.h>
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INTERFACE usb;
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# The device received a control request
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#
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# The value pointed to by "pstate" can be updated to
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# "USB_HR_COMPLETE_OK" to indicate that the control
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# read transfer is complete, in case of short USB
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# control transfers.
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#
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# Return values:
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# 0: Success
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# ENOTTY: Transaction stalled
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# Else: Use builtin request handler
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#
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METHOD int handle_request {
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device_t dev;
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const void *req; /* pointer to the device request */
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void **pptr; /* data pointer */
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uint16_t *plen; /* maximum transfer length */
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uint16_t offset; /* data offset */
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uint8_t *pstate; /* set if transfer is complete, see USB_HR_XXX */
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};
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# Take controller from BIOS
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#
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# Return values:
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# 0: Success
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# Else: Failure
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#
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METHOD int take_controller {
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device_t dev;
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};
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