| /* |
| * Copyright (c) 2020-2021 Arm Limited. All rights reserved. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| * |
| * Licensed under the Apache License, Version 2.0 (the License); you may |
| * not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an AS IS BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef MHU_JUNO_HPP |
| #define MHU_JUNO_HPP |
| |
| #include <mailbox.hpp> |
| |
| #include <cstddef> |
| #include <cstdint> |
| |
| namespace Mailbox { |
| |
| // Doorbell implementation only |
| class MHUJuno : public Mailbox { |
| public: |
| MHUJuno(const uint32_t baseAddress); |
| virtual ~MHUJuno(); |
| virtual bool sendMessage() final; |
| virtual void handleMessage() final; |
| virtual bool verifyHardware() final; |
| |
| private: |
| /* Offsets */ |
| static constexpr uint32_t CPU0_INTR_STAT = 0x00; |
| static constexpr uint32_t CPU0_INTR_SET = 0x04; |
| static constexpr uint32_t CPU0_INTR_CLR = 0x08; |
| static constexpr uint32_t CPU1_INTR_STAT = 0x10; |
| static constexpr uint32_t CPU1_INTR_SET = 0x14; |
| static constexpr uint32_t CPU1_INTR_CLR = 0x18; |
| static constexpr uint32_t OFFSET = 0x10; |
| static constexpr uint32_t PIDR0 = 0xfe0; |
| static constexpr uint32_t PIDR1 = 0xfe4; |
| static constexpr uint32_t PIDR2 = 0xfe8; |
| static constexpr uint32_t PIDR3 = 0xfec; |
| static constexpr uint32_t PIDR4 = 0xfd0; |
| static constexpr uint32_t CIDR0 = 0xff0; |
| static constexpr uint32_t CIDR1 = 0xff4; |
| static constexpr uint32_t CIDR2 = 0xff8; |
| static constexpr uint32_t CIDR3 = 0xffc; |
| |
| volatile uint32_t *baseAddr; |
| |
| void clearMessage(); |
| void write(uint32_t offset, uint32_t val); |
| uint32_t read(uint32_t offset); |
| }; |
| |
| } // namespace Mailbox |
| |
| #endif /* #ifndef MHU_JUNO_HPP */ |