| 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 |
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| 29 | /** @addtogroup ps2mouse
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | * @brief PS/2 mouse driver
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| 34 | */
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| 35 |
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| 36 | #include <inttypes.h>
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| 37 | #include <ddf/driver.h>
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| 38 | #include <device/hw_res_parsed.h>
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| 39 | #include <errno.h>
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| 40 | #include <str_error.h>
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| 41 | #include <ddf/log.h>
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| 42 | #include <stdio.h>
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| 43 |
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| 44 | #include "ps2mouse.h"
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| 45 |
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| 46 | #define NAME "ps2mouse"
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| 47 |
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| 48 | static errno_t mouse_add(ddf_dev_t *device);
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| 49 |
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| 50 | /** DDF driver ops. */
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| 51 | static driver_ops_t mouse_driver_ops = {
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| 52 | .dev_add = mouse_add,
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| 53 | };
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| 54 |
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| 55 | /** DDF driver structure. */
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| 56 | static driver_t mouse_driver = {
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| 57 | .name = NAME,
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| 58 | .driver_ops = &mouse_driver_ops
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| 59 | };
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| 60 |
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| 61 | /** Initialize global driver structures (NONE).
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| 62 | *
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| 63 | * @param[in] argc Nmber of arguments in argv vector (ignored).
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| 64 | * @param[in] argv Cmdline argument vector (ignored).
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| 65 | * @return Error code.
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| 66 | *
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| 67 | * Driver debug level is set here.
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| 68 | */
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| 69 | int main(int argc, char *argv[])
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| 70 | {
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| 71 | printf(NAME ": HelenOS ps/2 mouse driver.\n");
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| 72 | ddf_log_init(NAME);
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| 73 | return ddf_driver_main(&mouse_driver);
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| 74 | }
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| 75 |
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| 76 | /** Initialize a new ddf driver instance
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| 77 | *
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| 78 | * @param[in] device DDF instance of the device to initialize.
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| 79 | * @return Error code.
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| 80 | */
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| 81 | static errno_t mouse_add(ddf_dev_t *device)
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| 82 | {
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| 83 | errno_t rc;
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| 84 |
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| 85 | if (!device)
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| 86 | return EINVAL;
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| 87 |
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| 88 | ps2_mouse_t *mouse = ddf_dev_data_alloc(device, sizeof(ps2_mouse_t));
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| 89 | if (mouse == NULL) {
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| 90 | ddf_msg(LVL_ERROR, "Failed to allocate mouse driver instance.");
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| 91 | return ENOMEM;
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| 92 | }
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| 93 |
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| 94 | rc = ps2_mouse_init(mouse, device);
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| 95 | if (rc != EOK) {
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| 96 | ddf_msg(LVL_ERROR, "Failed to initialize mouse driver: %s.",
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| 97 | str_error(rc));
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| 98 | return rc;
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| 99 | }
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| 100 |
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| 101 | ddf_msg(LVL_NOTE, "Controlling '%s' (%" PRIun ").",
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| 102 | ddf_dev_get_name(device), ddf_dev_get_handle(device));
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| 103 | return EOK;
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| 104 | }
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| 105 | /**
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| 106 | * @}
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| 107 | */
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