source: mainline/uspace/lib/drv/generic/interrupt.c@ 053fc2b

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 053fc2b was 8820544, checked in by Martin Decky <martin@…>, 11 years ago

support for kernel notification multiplexing in the async framework

  • rename SYS_EVENT_* and SYS_IRQ_* syscalls to unify the terminology
  • add SYS_IPC_EVENT_UNSUBSCRIBE
  • remove IRQ handler multiplexing from DDF, the generic mechanism replaces it (unfortunatelly the order of arguments used by interrupt_handler_t needs to be permutated to align with the async framework conventions)
  • Property mode set to 100644
File size: 2.2 KB
Line 
1/*
2 * Copyright (c) 2010 Lenka Trochtova
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/**
30 * @defgroup libdrv generic device driver support.
31 * @brief HelenOS generic device driver support.
32 * @{
33 */
34
35/** @file
36 */
37
38#include <async.h>
39#include <errno.h>
40#include <sys/types.h>
41#include <macros.h>
42
43#include "ddf/interrupt.h"
44#include "private/driver.h"
45
46static irq_cmd_t default_cmds[] = {
47 {
48 .cmd = CMD_ACCEPT
49 }
50};
51
52static const irq_code_t default_pseudocode = {
53 0,
54 NULL,
55 ARRAY_SIZE(default_cmds),
56 default_cmds
57};
58
59int register_interrupt_handler(ddf_dev_t *dev, int irq,
60 interrupt_handler_t *handler, const irq_code_t *pseudocode)
61{
62 return async_irq_subscribe(irq, dev->handle,
63 (async_notification_handler_t) handler, dev, pseudocode);
64}
65
66int unregister_interrupt_handler(ddf_dev_t *dev, int irq)
67{
68 return async_irq_unsubscribe(irq, dev->handle);
69}
70
71/**
72 * @}
73 */
Note: See TracBrowser for help on using the repository browser.