mirror of https://github.com/ARMmbed/mbed-os.git
127 lines
3.3 KiB
C++
127 lines
3.3 KiB
C++
/*
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* mbed Microcontroller Library
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* Copyright (c) 2017-2017 ARM Limited
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* Copyright (c) 2017-2018 Future Electronics
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "hci_api.h"
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#include "bstream.h"
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#include "ble/driver/CordioHCIDriver.h"
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#include "drivers/IPCPipeTransportDriver.h"
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#include "psoc6_utils.h"
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using namespace ble::vendor::cordio;
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using namespace ble::vendor::cypress;
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const uint16_t HCI_VEND_SET_BD_ADDR = 0xfda0;
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const uint8_t HCI_VEND_SET_BD_ADDR_LEN = 7; /* MAC address + address type */
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class Psoc6HCIDriver : public CordioHCIDriver
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{
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public:
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Psoc6HCIDriver(IPCPipeTransportDriver& transport_driver) :
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CordioHCIDriver(transport_driver)
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{
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}
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private:
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struct BdAddress {
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uint8_t mac_address[6];
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uint8_t addr_type;
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BdAddress() : addr_type(0) {}
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};
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virtual buf_pool_desc_t get_buffer_pool_description();
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/**
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* Initialize the chip.
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* The transport is up at that time.
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*/
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virtual void do_initialize();
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/**
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* Terminate the driver
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*/
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virtual void do_terminate() {}
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virtual void handle_reset_sequence(uint8_t *pMsg);
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private:
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BdAddress bd_address;
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};
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buf_pool_desc_t Psoc6HCIDriver::get_buffer_pool_description()
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{
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// Use default buffer pool
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return ble::CordioHCIDriver::get_default_buffer_pool_description();
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}
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void Psoc6HCIDriver::do_initialize()
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{
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cy_get_bd_mac_address(bd_address.mac_address);
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}
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void Psoc6HCIDriver::handle_reset_sequence(uint8_t *pMsg) {
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uint16_t opcode;
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/* if event is a command complete event */
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if (*pMsg == HCI_CMD_CMPL_EVT) {
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/* parse parameters */
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uint8_t *pMsg2 = pMsg + HCI_EVT_HDR_LEN;
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pMsg2++; /* skip num packets */
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BSTREAM_TO_UINT16(opcode, pMsg2);
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pMsg2 -= 2;
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/* decode opcode */
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switch (opcode) {
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case HCI_OPCODE_RESET:
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/* send next command in sequence */
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HciVendorSpecificCmd(HCI_VEND_SET_BD_ADDR,
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HCI_VEND_SET_BD_ADDR_LEN,
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reinterpret_cast<uint8_t*>(&bd_address));
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break;
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case HCI_VEND_SET_BD_ADDR:
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/* pretend we have just completed reset */
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UINT16_TO_BSTREAM(pMsg2, HCI_OPCODE_RESET);
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CordioHCIDriver::handle_reset_sequence(pMsg);
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break;
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default:
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/* pass to parent */
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CordioHCIDriver::handle_reset_sequence(pMsg);
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}
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}
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}
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CordioHCIDriver& ble_cordio_get_hci_driver() {
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static IPCPipeTransportDriver transport_driver;
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static Psoc6HCIDriver hci_driver(
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transport_driver /* other hci driver parameters */
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);
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return hci_driver;
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}
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