97 lines
3.3 KiB
C
97 lines
3.3 KiB
C
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/****************************************************************************
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* drivers/wireless/bluetooth/bt_rpmsghci.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __DRIVERS_WIRELESS_BLUETOOTH_BT_RPMSGHCI_H
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#define __DRIVERS_WIRELESS_BLUETOOTH_BT_RPMSGHCI_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <stdint.h>
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#include <nuttx/compiler.h>
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#include <nuttx/semaphore.h>
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/****************************************************************************
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* Pre-processor definitions
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****************************************************************************/
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#define RPMSGHCI_NAME_PREFIX "rpmsghci-"
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#define RPMSGHCI_NAME_PREFIX_LEN 9
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#define RPMSGHCI_OPEN 0 /* Device open */
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#define RPMSGHCI_CLOSE 1 /* Device close */
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#define RPMSGHCI_SEND 2 /* Data to a HCI controller */
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#define RPMSGHCI_IOCTL 3 /* Device ioctl */
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#define RPMSGHCI_RECV 4 /* Data from a HCI controller */
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* Rpmsg device cookie used to handle the response from the remote cpu */
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struct rpmsghci_cookie_s
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{
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sem_t sem;
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};
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begin_packed_struct struct rpmsghci_header_s
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{
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uint32_t command;
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int32_t result;
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uint64_t cookie;
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} end_packed_struct;
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begin_packed_struct struct rpmsghci_open_s
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{
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struct rpmsghci_header_s header;
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} end_packed_struct;
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#define rpmsghci_close_s rpmsghci_open_s
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begin_packed_struct struct rpmsghci_data_s
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{
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struct rpmsghci_header_s header;
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uint8_t type;
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char data[1];
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} end_packed_struct;
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begin_packed_struct struct rpmsghci_ioctl_s
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{
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struct rpmsghci_header_s header;
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uint64_t filep;
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uint64_t arg;
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uint32_t arglen;
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int32_t request;
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char buf[1];
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} end_packed_struct;
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/****************************************************************************
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* Internal function prototypes
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****************************************************************************/
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/****************************************************************************
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* Internal data
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****************************************************************************/
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#endif /* __DRIVERS_WIRELESS_BLUETOOTH_BT_RPMSGHCI_H */
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