1 /* 2 * Copyright (C) 2010-2014 NXP Semiconductors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 /* 18 * Internal Primitives (Functions + Variables) used for Firmware Download 19 */ 20 #ifndef PHDNLDNFC_INTERNAL_H 21 #define PHDNLDNFC_INTERNAL_H 22 23 #include <phDnldNfc.h> 24 #include <phDnldNfc_Cmd.h> 25 #include <phDnldNfc_Status.h> 26 27 #define PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE \ 28 (0x100U) /* DL Host Frame Buffer Size for all CMD/RSP \ 29 except pipelined WRITE */ 30 #if (PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE > PHNFC_I2C_FRAGMENT_SIZE) 31 #undef PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE 32 #define PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE (PHNFC_I2C_FRAGMENT_SIZE) 33 #endif 34 35 /* DL Host Short Frame Buffer Size for pipelined WRITE RSP */ 36 #define PHDNLDNFC_WRITERSP_BUFF_SIZE (0x08U) 37 38 /* DL Host Frame Buffer Header Length */ 39 #define PHDNLDNFC_FRAME_HDR_LEN (0x02U) 40 /* DL Host Frame Buffer CRC Length */ 41 #define PHDNLDNFC_FRAME_CRC_LEN (PHDNLDNFC_FRAME_HDR_LEN) 42 #define PHDNLDNFC_FRAME_ID_LEN (0x01U) /* Length of Cmd Id */ 43 44 /* size of EEPROM/Flash address */ 45 #define PHDNLDNFC_EEFL_ADDR_SIZE (0x03U) 46 /* 2 Byte size of data */ 47 #define PHDNLDNFC_DATA_SIZE (PHDNLDNFC_FRAME_HDR_LEN) 48 49 /* Start of EEPROM address for log */ 50 #define PHDNLDNFC_EEPROM_LOG_START_ADDR (0x201F80U) 51 /* End of EEPROM address for log */ 52 #define PHDNLDNFC_EEPROM_LOG_END_ADDR (0x201FBFU) 53 54 #define PHDNLDNFC_MAX_LOG_SIZE \ 55 ((PHDNLDNFC_EEPROM_LOG_END_ADDR - PHDNLDNFC_EEPROM_LOG_START_ADDR) + 1) 56 57 /* DL Max Payload Size */ 58 #define PHDNLDNFC_CMDRESP_MAX_PLD_SIZE \ 59 ((PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE) - \ 60 (PHDNLDNFC_FRAME_HDR_LEN + PHDNLDNFC_FRAME_CRC_LEN)) 61 62 /* 63 * Enum definition contains Download Event Types 64 */ 65 typedef enum phDnldNfc_Event { 66 phDnldNfc_EventInvalid = 0x00, /*Invalid Event Value*/ 67 phDnldNfc_EventReset, /* Reset event */ 68 phDnldNfc_EventGetVer, /* Get Version event*/ 69 phDnldNfc_EventWrite, /* Write event*/ 70 phDnldNfc_EventRead, /* Read event*/ 71 phDnldNfc_EventIntegChk, /* Integrity Check event*/ 72 phDnldNfc_EventGetSesnSt, /* Get Session State event*/ 73 phDnldNfc_EventLog, /* Log event*/ 74 phDnldNfc_EventForce, /* Force event*/ 75 phDnldNfc_EventRaw, /* Raw Req/Rsp event,used currently for sending NCI RESET 76 cmd */ 77 phDnldNfc_EVENT_INT_MAX /* Max Event Count*/ 78 } phDnldNfc_Event_t; 79 80 /* 81 * Enum definition contains Download Handler states for each event requested 82 */ 83 typedef enum phDnldNfc_State { 84 phDnldNfc_StateInit = 0x00, /* Handler init state */ 85 phDnldNfc_StateSend, /* Send frame to NFCC state */ 86 phDnldNfc_StateRecv, /* Recv Send complete State */ 87 phDnldNfc_StateTimer, /* State to stop prev set timer on Recv or handle timed 88 out scenario */ 89 phDnldNfc_StateResponse, /* Process response from NFCC state */ 90 phDnldNfc_StatePipelined, /* Write requests to be pipelined state */ 91 phDnldNfc_StateInvalid /* Invalid Handler state */ 92 } phDnldNfc_State_t; 93 94 /* 95 * Enum definition contains Download Handler Transition 96 */ 97 typedef enum phDnldNfc_Transition { 98 phDnldNfc_TransitionIdle = 99 0x00, /* Handler in Idle state - No Download in progress */ 100 phDnldNfc_TransitionBusy, /* Handler is busy processing download request */ 101 phDnldNfc_TransitionInvalid /* Invalid Handler Transition */ 102 } phDnldNfc_Transition_t; 103 104 /* 105 * Enum definition contains the Frame input type for CmdId in process 106 */ 107 typedef enum { 108 phDnldNfc_FTNone = 0, /* input type None */ 109 phDnldNfc_ChkIntg, /* user eeprom offset & len to be added for Check Integrity 110 Request */ 111 phDnldNfc_FTWrite, /* Frame inputs for Write request */ 112 phDnldNfc_FTLog, /* Frame inputs for Log request */ 113 phDnldNfc_FTForce, /* Frame input for Force cmd request */ 114 phDnldNfc_FTRead, /* Addr input required for read request */ 115 phDnldNfc_FTRaw /* Raw Req/Rsp type */ 116 } phDnldNfc_FrameInputType_t; 117 118 /* 119 * Enum definition contains Firmware file format 120 */ 121 typedef enum phDnldNfc_FwFormat { 122 FW_FORMAT_UNKNOWN = 0x00, 123 FW_FORMAT_SO = 0x01, 124 FW_FORMAT_BIN = 0x02, 125 } phDnldNfc_FwFormat_t; 126 127 /* 128 * Contains Host Frame Buffer information. 129 */ 130 typedef struct phDnldNfc_FrameInfo { 131 uint16_t dwSendlength; /* length of the payload */ 132 uint8_t 133 aFrameBuff[PHDNLDNFC_CMDRESP_MAX_BUFF_SIZE]; /* Buffer to store command 134 that needs to be sent*/ 135 } phDnldNfc_FrameInfo_t, 136 *pphDnldNfc_FrameInfo_t; /* pointer to #phDnldNfc_FrameInfo_t */ 137 138 /* 139 * Frame Input Type & Value for CmdId in Process 140 */ 141 typedef struct phDnldNfc_FrameInput { 142 phDnldNfc_FrameInputType_t 143 Type; /* Type of frame input required for current cmd in process */ 144 uint32_t dwAddr; /* Address value required for Read/Write Cmd*/ 145 } phDnldNfc_FrameInput_t, 146 *pphDnldNfc_FrameInput_t; /* pointer to #phDnldNfc_FrameInput_t */ 147 148 /* 149 * Context for the response timeout 150 */ 151 typedef struct phDnldNfc_RspTimerInfo { 152 uint32_t dwRspTimerId; /* Timer for Core to handle response */ 153 uint8_t TimerStatus; /* 0 = Timer not running 1 = timer running*/ 154 NFCSTATUS wTimerExpStatus; /* Holds the status code on timer expiry */ 155 } phDnldNfc_RspTimerInfo_t; 156 157 /* 158 * Read/Write Processing Info 159 */ 160 typedef struct phDnldNfc_RWInfo { 161 uint32_t dwAddr; /* current Addr updated for read/write */ 162 uint16_t wOffset; /* current offset within the user buffer to read/write */ 163 uint16_t wRemBytes; /* Remaining bytes to read/write */ 164 uint16_t wRemChunkBytes; /* Remaining bytes within the chunked frame */ 165 uint16_t wRWPldSize; /* Size of the read/write payload per transaction */ 166 uint16_t wBytesToSendRecv; /* Num of Bytes being written/read currently */ 167 uint16_t wBytesRead; /* Bytes read from read cmd currently */ 168 bool_t bFramesSegmented; /* Flag to indicate if Read/Write frames are 169 segmented */ 170 bool_t bFirstWrReq; /* Flag to indicate if this is the first write frame being 171 sent */ 172 bool_t 173 bFirstChunkResp; /* Flag to indicate if we got the first chunk response */ 174 } phDnldNfc_RWInfo_t, *pphDnldNfc_RWInfo_t; /* pointer to #phDnldNfc_RWInfo_t */ 175 176 /* 177 * Download context structure 178 */ 179 typedef struct phDnldNfc_DlContext { 180 const uint8_t* nxp_nfc_fw; /* Pointer to firmware version from image */ 181 const uint8_t* 182 nxp_nfc_fwp; /* Pointer to firmware version from get_version cmd */ 183 uint16_t nxp_nfc_fwp_len; /* Length of firmware image length */ 184 uint16_t nxp_nfc_fw_len; /* Firmware image length */ 185 bool_t bResendLastFrame; /* Flag to resend the last write frame after MEM_BSY 186 status */ 187 phDnldNfc_Transition_t 188 tDnldInProgress; /* Flag to indicate if download request is ongoing */ 189 phDnldNfc_Event_t tCurrEvent; /* Current event being processed */ 190 phDnldNfc_State_t tCurrState; /* Current state being processed */ 191 pphDnldNfc_RspCb_t UserCb; /* Upper layer call back function */ 192 void* UserCtxt; /* Pointer to upper layer context */ 193 phDnldNfc_Buff_t tUserData; /* Data buffer provided by caller */ 194 phDnldNfc_Buff_t 195 tRspBuffInfo; /* Buffer to store payload field of the received response*/ 196 phDnldNfc_FrameInfo_t tCmdRspFrameInfo; /* Buffer to hold the cmd/resp frame 197 except pipeline write */ 198 phDnldNfc_FrameInfo_t 199 tPipeLineWrFrameInfo; /* Buffer to hold the pipelined write frame */ 200 NFCSTATUS 201 wCmdSendStatus; /* Holds the status of cmd request made to cmd handler */ 202 phDnldNfc_CmdId_t tCmdId; /* Cmd Id of the currently processed cmd */ 203 phDnldNfc_FrameInput_t 204 FrameInp; /* input value required for current cmd in process */ 205 phDnldNfc_RspTimerInfo_t 206 TimerInfo; /* Timer context handled into download context*/ 207 phDnldNfc_Buff_t tTKey; /* Defualt Transport Key provided by caller */ 208 phDnldNfc_RWInfo_t tRWInfo; /* Read/Write segmented frame info */ 209 phDnldNfc_Status_t tLastStatus; /* saved status to distinguish signature or 210 pltform recovery */ 211 phDnldNfc_FwFormat_t FwFormat; /*FW file format either lib or bin*/ 212 } phDnldNfc_DlContext_t, 213 *pphDnldNfc_DlContext_t; /* pointer to #phDnldNfc_DlContext_t structure */ 214 215 /* The phDnldNfc_CmdHandler function declaration */ 216 extern NFCSTATUS phDnldNfc_CmdHandler(void* pContext, 217 phDnldNfc_Event_t TrigEvent); 218 219 #endif /* PHDNLDNFC_INTERNAL_H */ 220