/* * Copyright (C) 2010-2014 NXP Semiconductors * * 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. */ /* * Internal Primitives (Functions + Variables) used for Firmware Download */ #ifndef PHDNLDNFC_INTERNAL_H #define PHDNLDNFC_INTERNAL_H #include #include #include #define PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE \ (0x100U) /* DL Host Frame Buffer Size for all CMD/RSP \ except pipelined WRITE */ #if (PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE > PHNFC_I2C_FRAGMENT_SIZE) #undef PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE #define PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE (PHNFC_I2C_FRAGMENT_SIZE) #endif /* DL Host Short Frame Buffer Size for pipelined WRITE RSP */ #define PHDNLDNFC_WRITERSP_BUFF_SIZE (0x08U) /* DL Host Frame Buffer Header Length */ #define PHDNLDNFC_FRAME_HDR_LEN (0x02U) /* DL Host Frame Buffer CRC Length */ #define PHDNLDNFC_FRAME_CRC_LEN (PHDNLDNFC_FRAME_HDR_LEN) #define PHDNLDNFC_FRAME_ID_LEN (0x01U) /* Length of Cmd Id */ /* size of EEPROM/Flash address */ #define PHDNLDNFC_EEFL_ADDR_SIZE (0x03U) /* 2 Byte size of data */ #define PHDNLDNFC_DATA_SIZE (PHDNLDNFC_FRAME_HDR_LEN) /* Start of EEPROM address for log */ #define PHDNLDNFC_EEPROM_LOG_START_ADDR (0x201F80U) /* End of EEPROM address for log */ #define PHDNLDNFC_EEPROM_LOG_END_ADDR (0x201FBFU) #define PHDNLDNFC_MAX_LOG_SIZE \ ((PHDNLDNFC_EEPROM_LOG_END_ADDR - PHDNLDNFC_EEPROM_LOG_START_ADDR) + 1) /* DL Max Payload Size */ #define PHDNLDNFC_CMDRESP_MAX_PLD_SIZE \ ((PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE) - \ (PHDNLDNFC_FRAME_HDR_LEN + PHDNLDNFC_FRAME_CRC_LEN)) /* * Enum definition contains Download Event Types */ typedef enum phDnldNfc_Event { phDnldNfc_EventInvalid = 0x00, /*Invalid Event Value*/ phDnldNfc_EventReset, /* Reset event */ phDnldNfc_EventGetVer, /* Get Version event*/ phDnldNfc_EventWrite, /* Write event*/ phDnldNfc_EventRead, /* Read event*/ phDnldNfc_EventIntegChk, /* Integrity Check event*/ phDnldNfc_EventGetSesnSt, /* Get Session State event*/ phDnldNfc_EventLog, /* Log event*/ phDnldNfc_EventForce, /* Force event*/ phDnldNfc_EventRaw, /* Raw Req/Rsp event,used currently for sending NCI RESET cmd */ phDnldNfc_EVENT_INT_MAX /* Max Event Count*/ } phDnldNfc_Event_t; /* * Enum definition contains Download Handler states for each event requested */ typedef enum phDnldNfc_State { phDnldNfc_StateInit = 0x00, /* Handler init state */ phDnldNfc_StateSend, /* Send frame to NFCC state */ phDnldNfc_StateRecv, /* Recv Send complete State */ phDnldNfc_StateTimer, /* State to stop prev set timer on Recv or handle timed out scenario */ phDnldNfc_StateResponse, /* Process response from NFCC state */ phDnldNfc_StatePipelined, /* Write requests to be pipelined state */ phDnldNfc_StateInvalid /* Invalid Handler state */ } phDnldNfc_State_t; /* * Enum definition contains Download Handler Transition */ typedef enum phDnldNfc_Transition { phDnldNfc_TransitionIdle = 0x00, /* Handler in Idle state - No Download in progress */ phDnldNfc_TransitionBusy, /* Handler is busy processing download request */ phDnldNfc_TransitionInvalid /* Invalid Handler Transition */ } phDnldNfc_Transition_t; /* * Enum definition contains the Frame input type for CmdId in process */ typedef enum { phDnldNfc_FTNone = 0, /* input type None */ phDnldNfc_ChkIntg, /* user eeprom offset & len to be added for Check Integrity Request */ phDnldNfc_FTWrite, /* Frame inputs for Write request */ phDnldNfc_FTLog, /* Frame inputs for Log request */ phDnldNfc_FTForce, /* Frame input for Force cmd request */ phDnldNfc_FTRead, /* Addr input required for read request */ phDnldNfc_FTRaw /* Raw Req/Rsp type */ } phDnldNfc_FrameInputType_t; /* * Contains Host Frame Buffer information. */ typedef struct phDnldNfc_FrameInfo { uint16_t dwSendlength; /* length of the payload */ uint8_t aFrameBuff[PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE]; /* Buffer to store command that needs to be sent*/ } phDnldNfc_FrameInfo_t, *pphDnldNfc_FrameInfo_t; /* pointer to #phDnldNfc_FrameInfo_t */ /* * Frame Input Type & Value for CmdId in Process */ typedef struct phDnldNfc_FrameInput { phDnldNfc_FrameInputType_t Type; /* Type of frame input required for current cmd in process */ uint32_t dwAddr; /* Address value required for Read/Write Cmd*/ } phDnldNfc_FrameInput_t, *pphDnldNfc_FrameInput_t; /* pointer to #phDnldNfc_FrameInput_t */ /* * Context for the response timeout */ typedef struct phDnldNfc_RspTimerInfo { uint32_t dwRspTimerId; /* Timer for Core to handle response */ uint8_t TimerStatus; /* 0 = Timer not running 1 = timer running*/ NFCSTATUS wTimerExpStatus; /* Holds the status code on timer expiry */ } phDnldNfc_RspTimerInfo_t; /* * Read/Write Processing Info */ typedef struct phDnldNfc_RWInfo { uint32_t dwAddr; /* current Addr updated for read/write */ uint16_t wOffset; /* current offset within the user buffer to read/write */ uint16_t wRemBytes; /* Remaining bytes to read/write */ uint16_t wRemChunkBytes; /* Remaining bytes within the chunked frame */ uint16_t wRWPldSize; /* Size of the read/write payload per transaction */ uint16_t wBytesToSendRecv; /* Num of Bytes being written/read currently */ uint16_t wBytesRead; /* Bytes read from read cmd currently */ bool_t bFramesSegmented; /* Flag to indicate if Read/Write frames are segmented */ bool_t bFirstWrReq; /* Flag to indicate if this is the first write frame being sent */ bool_t bFirstChunkResp; /* Flag to indicate if we got the first chunk response */ } phDnldNfc_RWInfo_t, *pphDnldNfc_RWInfo_t; /* pointer to #phDnldNfc_RWInfo_t */ /* * Download context structure */ typedef struct phDnldNfc_DlContext { const uint8_t* nxp_nfc_fw; /* Pointer to firmware version from image */ const uint8_t* nxp_nfc_fwp; /* Pointer to firmware version from get_version cmd */ uint16_t nxp_nfc_fwp_len; /* Length of firmware image length */ uint16_t nxp_nfc_fw_len; /* Firmware image length */ bool_t bResendLastFrame; /* Flag to resend the last write frame after MEM_BSY status */ phDnldNfc_Transition_t tDnldInProgress; /* Flag to indicate if download request is ongoing */ phDnldNfc_Event_t tCurrEvent; /* Current event being processed */ phDnldNfc_State_t tCurrState; /* Current state being processed */ pphDnldNfc_RspCb_t UserCb; /* Upper layer call back function */ void* UserCtxt; /* Pointer to upper layer context */ phDnldNfc_Buff_t tUserData; /* Data buffer provided by caller */ phDnldNfc_Buff_t tRspBuffInfo; /* Buffer to store payload field of the received response*/ phDnldNfc_FrameInfo_t tCmdRspFrameInfo; /* Buffer to hold the cmd/resp frame except pipeline write */ phDnldNfc_FrameInfo_t tPipeLineWrFrameInfo; /* Buffer to hold the pipelined write frame */ NFCSTATUS wCmdSendStatus; /* Holds the status of cmd request made to cmd handler */ phDnldNfc_CmdId_t tCmdId; /* Cmd Id of the currently processed cmd */ phDnldNfc_FrameInput_t FrameInp; /* input value required for current cmd in process */ phDnldNfc_RspTimerInfo_t TimerInfo; /* Timer context handled into download context*/ phDnldNfc_Buff_t tTKey; /* Defualt Transport Key provided by caller */ phDnldNfc_RWInfo_t tRWInfo; /* Read/Write segmented frame info */ phDnldNfc_Status_t tLastStatus; /* saved status to distinguish signature or pltform recovery */ } phDnldNfc_DlContext_t, *pphDnldNfc_DlContext_t; /* pointer to #phDnldNfc_DlContext_t structure */ /* The phDnldNfc_CmdHandler function declaration */ extern NFCSTATUS phDnldNfc_CmdHandler(void* pContext, phDnldNfc_Event_t TrigEvent); #endif /* PHDNLDNFC_INTERNAL_H */