| 1 | /*
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| 2 | * Copyright (c) 2011 Jan Vesely
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 | /** @addtogroup drvusbohci
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| 29 | * @{
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| 30 | */
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| 31 | /** @file
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| 32 | * @brief OHCI driver
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| 33 | */
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| 34 | #include <assert.h>
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| 35 | #include <errno.h>
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| 36 | #include <str_error.h>
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| 37 |
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| 38 | #include <usb/debug.h>
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| 39 |
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| 40 | #include "root_hub.h"
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| 41 |
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| 42 | /** Root hub initialization
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| 43 | * @return Error code.
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| 44 | */
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| 45 | int rh_init(rh_t *instance, ddf_dev_t *dev, ohci_regs_t *regs)
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| 46 | {
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| 47 | assert(instance);
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| 48 | instance->address = 0;
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| 49 | instance->registers = regs;
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| 50 | instance->device = dev;
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| 51 |
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| 52 | usb_log_info("OHCI root hub with %d ports.\n", regs->rh_desc_a & 0xff);
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| 53 |
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| 54 | /* TODO: implement */
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| 55 | return EOK;
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| 56 | }
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| 57 | /*----------------------------------------------------------------------------*/
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| 58 | int rh_request(rh_t *instance, batch_t *request)
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| 59 | {
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| 60 | /* TODO: implement */
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| 61 | usb_log_error("Root hub request processing not implemented.\n");
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| 62 | return ENOTSUP;
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| 63 | }
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| 64 | /*----------------------------------------------------------------------------*/
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| 65 | void rh_interrupt(rh_t *instance)
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| 66 | {
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| 67 | usb_log_error("Root hub interrupt not implemented.\n");
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| 68 | /* TODO: implement */
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| 69 | }
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| 70 | /**
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| 71 | * @}
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| 72 | */
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