140 lines
3.6 KiB
C
140 lines
3.6 KiB
C
/***************************************************************************
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*
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* Copyright 2015-2019 BES.
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* All rights reserved. All unpublished rights reserved.
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*
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* No part of this work may be used or reproduced in any form or by any
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* means, or stored in a database or retrieval system, without prior written
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* permission of BES.
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*
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* Use of this work is governed by a license granted by BES.
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* This work contains confidential and proprietary information of
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* BES. which is protected by copyright, trade secret,
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* trademark and other intellectual property rights.
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*
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****************************************************************************/
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#include "cmsis_os.h"
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#include "hal_trace.h"
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#include "app_utils.h"
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#include "usb_audio_app.h"
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#include "usbaudio_thread.h"
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static void usb_thread(void const *argument);
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osThreadDef(usb_thread, osPriorityHigh, 1, 2048, "usb");
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osMailQDef (usb_mailbox, USB_MAILBOX_MAX, USB_MESSAGE);
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static osMailQId usb_mailbox = NULL;
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static uint8_t usb_mailbox_cnt = 0;
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#define USBAUDIO_DEBUG TRACE
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static int usb_mailbox_init(void)
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{
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USBAUDIO_DEBUG("%s,%d",__func__,__LINE__);
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usb_mailbox = osMailCreate(osMailQ(usb_mailbox), NULL);
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if (usb_mailbox == NULL) {
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USBAUDIO_DEBUG("Failed to Create usb_mailbox\n");
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return -1;
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}
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usb_mailbox_cnt = 0;
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return 0;
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}
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int usb_mailbox_put(USB_MESSAGE* msg_src)
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{
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osStatus status;
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USB_MESSAGE *msg_p = NULL;
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USBAUDIO_DEBUG("%s,%d",__func__,__LINE__);
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if(usb_mailbox_cnt >= 1)
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{
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USBAUDIO_DEBUG("%s,%d usb_mailbox_cnt = %d.",
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__func__,__LINE__,usb_mailbox_cnt);
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return 0;
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}
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msg_p = (USB_MESSAGE*)osMailAlloc(usb_mailbox, 0);
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ASSERT(msg_p, "osMailAlloc error");
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msg_p->id = msg_src->id;
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msg_p->ptr = msg_src->ptr;
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msg_p->param0 = msg_src->param0;
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msg_p->param1 = msg_src->param1;
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status = osMailPut(usb_mailbox, msg_p);
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if (osOK == status)
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usb_mailbox_cnt++;
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USBAUDIO_DEBUG("%s,%d,usb_mailbox_cnt = %d.",__func__,__LINE__,usb_mailbox_cnt);
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return (int)status;
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}
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int usb_mailbox_free(USB_MESSAGE* msg_p)
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{
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osStatus status;
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USBAUDIO_DEBUG("%s,%d",__func__,__LINE__);
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status = osMailFree(usb_mailbox, msg_p);
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if (osOK == status)
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usb_mailbox_cnt--;
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USBAUDIO_DEBUG("%s,%d,usb_mailbox_cnt = %d.",__func__,__LINE__,usb_mailbox_cnt);
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return (int)status;
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}
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int usb_mailbox_get(USB_MESSAGE **msg_p)
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{
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osEvent evt;
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evt = osMailGet(usb_mailbox, osWaitForever);
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if (evt.status == osEventMail) {
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*msg_p = (USB_MESSAGE*)evt.value.p;
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return 0;
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}
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return -1;
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}
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static void usb_thread(void const *argument)
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{
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// USB_FUNC_T usb_funcp;
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USBAUDIO_DEBUG("%s,%d",__func__,__LINE__);
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while(1){
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USB_MESSAGE *msg_p = NULL;
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if (!usb_mailbox_get(&msg_p)) {
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//TRACE(2,"_debug: %s,%d",__func__,__LINE__);
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USBAUDIO_DEBUG("usb_thread: id = 0x%x, ptr = 0x%x,param0 = 0x%x,param1 = 0x%x.",
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msg_p->id,msg_p->ptr,msg_p->param0,msg_p->param1);
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usb_mailbox_free(msg_p);
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usb_audio_app_loop();
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}
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}
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}
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static void usb_enqueue_cmd(uint32_t data)
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{
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USB_MESSAGE usb_msg;
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usb_msg.id = 0;
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usb_msg.param0 = 0;
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usb_msg.param1 = 0;
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usb_msg.ptr = 0;
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usb_mailbox_put(&usb_msg);
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}
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int usb_os_init(void)
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{
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osThreadId usb_tid;
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USBAUDIO_DEBUG("%s,%d",__func__,__LINE__);
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if (usb_mailbox_init()) {
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USBAUDIO_DEBUG("_debug: %s,%d",__func__,__LINE__);
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return -1;
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}
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usb_tid = osThreadCreate(osThread(usb_thread), NULL);
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if (usb_tid == NULL) {
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USBAUDIO_DEBUG("Failed to Create usb_thread\n");
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return 0;
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}
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usb_audio_set_enqueue_cmd_callback(usb_enqueue_cmd);
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return 0;
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}
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