| /* |
| * Copyright (C) 2014 Andrew Duggan |
| * Copyright (C) 2014 Synaptics Inc |
| * |
| * 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 |
| * |
| * http://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 _RMI4UPDATE_H_ |
| #define _RMI4UPDATE_H_ |
| |
| #include "rmidevice.h" |
| #include "firmware_image.h" |
| |
| #define RMI_BOOTLOADER_ID_SIZE 2 |
| |
| class RMI4Update |
| { |
| public: |
| RMI4Update(RMIDevice & device, FirmwareImage & firmwareImage) : m_device(device), |
| m_firmwareImage(firmwareImage), m_writeBlockWithCmd(true) |
| {} |
| int UpdateFirmware(bool force = false, bool performLockdown = false); |
| |
| private: |
| int DisableNonessentialInterupts(); |
| int FindUpdateFunctions(); |
| int ReadF34Queries(); |
| int ReadF34Controls(); |
| int WriteBootloaderID(); |
| int EnterFlashProgramming(); |
| int WriteBlocks(unsigned char *block, unsigned short count, unsigned char cmd); |
| int WaitForIdle(int timeout_ms, bool readF34OnSucess = true); |
| int GetFirmwareSize() { return m_blockSize * m_fwBlockCount; } |
| int GetConfigSize() { return m_blockSize * m_configBlockCount; } |
| |
| private: |
| RMIDevice & m_device; |
| FirmwareImage & m_firmwareImage; |
| |
| RMIFunction m_f01; |
| RMIFunction m_f34; |
| |
| unsigned char m_deviceStatus; |
| unsigned char m_bootloaderID[RMI_BOOTLOADER_ID_SIZE]; |
| bool m_writeBlockWithCmd; |
| |
| /* F34 Controls */ |
| unsigned char m_f34Command; |
| unsigned char m_f34Status; |
| bool m_programEnabled; |
| |
| /* F34 Query */ |
| bool m_hasNewRegmap; |
| bool m_unlocked; |
| bool m_hasConfigID; |
| unsigned short m_blockSize; |
| unsigned short m_fwBlockCount; |
| unsigned short m_configBlockCount; |
| |
| unsigned short m_f34StatusAddr; |
| }; |
| |
| #endif // _RMI4UPDATE_H_ |