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https://github.com/openharmony/third_party_FreeBSD.git
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hw_llm
b4069abdba
IssueNo: https://gitee.com/openharmony/third_party_FreeBSD/issues/I9FL2B Feature Or Bugfix: Feature Binary Source: No Signed-off-by: hw_llm <liu.limin@huawei.com>
110 lines
3.1 KiB
C
110 lines
3.1 KiB
C
/*-
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* Copyright (c) 2013 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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* 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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "implementation/global_implementation.h"
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#ifdef LOSCFG_DRIVERS_USB_HOST_DRIVER
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extern volatile uint8_t g_device_is_ready;
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#endif
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#undef USB_DEBUG_VAR
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#define USB_DEBUG_VAR usb_debug
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/*------------------------------------------------------------------------*
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* Implementation of mutex API
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*------------------------------------------------------------------------*/
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struct mtx Giant = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
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struct mtx Gcall = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
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/*------------------------------------------------------------------------*
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* Implementation of device API
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*------------------------------------------------------------------------*/
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#ifdef LOSCFG_USB_DEBUG
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static uint8_t
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devclass_equal(const char *a, const char *b)
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{
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char ta, tb;
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if (a == b)
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return (1);
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if(!a || !b)
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return (0);
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while (1) {
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ta = *a;
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tb = *b;
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if (ta != tb)
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return (0);
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if (ta == 0)
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break;
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a++;
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b++;
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}
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return (1);
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}
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static TAILQ_HEAD(, debug_module_data) debug_module_head =
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TAILQ_HEAD_INITIALIZER(debug_module_head);
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void
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debug_module_register(void *data)
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{
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struct debug_module_data *mdata = data;
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TAILQ_INSERT_TAIL(&debug_module_head, mdata, entry);
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}
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void
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debug_module_unregister(void *data)
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{
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struct debug_module_data *mdata = data;
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TAILQ_REMOVE(&debug_module_head, mdata, entry);
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}
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struct debug_module_data *
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get_debug_module(const char *modname)
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{
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static struct debug_module_data *mod;
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TAILQ_FOREACH(mod, &debug_module_head, entry) {
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if (devclass_equal(mod->mod_name, modname)) {
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return (mod);
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}
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}
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return (NULL);
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}
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void
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debug_module_dump(void)
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{
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const struct debug_module_data *mod;
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TAILQ_FOREACH(mod, &debug_module_head, entry) {
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PRINTK("%s\n", mod->mod_name);
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}
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}
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#endif
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#undef USB_DEBUG_VAR
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