/** @ingroup FLASH
* フラッシュ書き込み
* @param psFlash 書き込みたいデータ
* @param sector 書き込みセクタ
* @param offset 書き込みセクタ先頭からのオフセット
* @return TRUE:書き込み成功 FALSE:失敗
*/
bool_t bFlash_Write(tsFlash *psFlash, uint8 sector, uint32 offset)
{
bool_t bRet = FALSE;
offset += (uint32)sector * FLASH_SECTOR_SIZE; // calculate the absolute address
#ifdef USE_EEPROM
psFlash->u32Magic = FLASH_MAGIC_NUMBER;
psFlash->u8CRC = u8CCITT8((uint8*)&(psFlash->sData), sizeof(tsFlashApp));
if (EEP_6x_bWrite(0, sizeof(tsFlash), (uint8 *)psFlash)) {
bRet = TRUE;
}
#else
if (bAHI_FlashInit(FLASH_TYPE, NULL) == TRUE) {
if (bAHI_FlashEraseSector(sector) == TRUE) { // erase a corresponding sector.
psFlash->u32Magic = FLASH_MAGIC_NUMBER;
psFlash->u8CRC = u8CCITT8((uint8*)&(psFlash->sData), sizeof(tsFlashApp));
if (bAHI_FullFlashProgram(offset, sizeof(tsFlash), (uint8 *)psFlash)) {
bRet = TRUE;
}
}
}
#endif
return bRet;
}
uint8 commitCodeUpdate(uint8* inMsg, uint8* outMsg)
{
uint32 sectorSize;
int rxbat=u16ReadADC(E_AHI_ADC_SRC_VOLT);//3838 4096 = 2.4*1.5 =3.6v
rxbat=rxbat*360/4096;
uint8 copyBuf[256];
uint32 maxUpload;
#ifdef JN5148
sectorSize=0x10000;
maxUpload=sectorSize;
#else
sectorSize=0x8000;
maxUpload=2*sectorSize;
#endif
if(rxbat<300 )
{
outMsg[0]=0x95;//fail
outMsg[1]=3;
return 2;
}
if(codeUpdateLength>maxUpload)
{
outMsg[0]=0x95;//fail
outMsg[1]=2;
return 2;
}
if(codeUpdateCrc!=inMsg[1])
{
outMsg[0]=0x95;//fail
outMsg[1]=1;
return 2;
}
#ifdef JN5148
//copy flash sector 1 to sector 0
bAHI_FlashEraseSector(0);
uint32 addr=0;
while(addr<codeUpdateLength)
{
bAHI_FullFlashRead(addr+sectorSize,256,copyBuf);
bAHI_FullFlashProgram(addr,256,copyBuf);
addr+=256;
}
#endif
vAHI_SwReset();
return 0;
}
PUBLIC void vFlashSettings_write(void){
// Очистить сектор
bAHI_FlashEraseSector(FLASH_INTERNAL_APPROPRIATE_USER_DATA_SECTOR-1);
// Подсчитать контрольную сумму
vFlashSettings_calculateCRC();
// Копировать настройки в буфер
memcpy(FlashCash, CurrentSettingsContent, CurrentSettingsLength);
// Записать весь буфер во Flash
bAHI_FullFlashProgram(FLASH_INTERNAL_APPROPRIATE_USER_DATA_OFFSET, APPROPRIATE_SETTINGS_LENGTH_IN_BYTES, FlashCash);
}
PUBLIC void FlashWrite(Object object)
{
uint8 data[CONFIG_OBJECT_SIZE];
// init
FlashInit(data);
data[0] = FLASH_HAS_DATA;
ConverterUint32ToUint8(object.valControl, &data[1]);
ConverterUint32ToUint8(object.sendDval, &data[5]);
ConverterUint16ToUint8(object.readTime, &data[9]);
ConverterUint16ToUint8(object.sendTime, &data[11]);
ConverterUint32ToUint8(object.config, &data[13]);
bAHI_FullFlashProgram(m_FlashStartAddress + DEVISEDESCRIPTOR_SIZE + object.objectID * CONFIG_OBJECT_SIZE, CONFIG_OBJECT_SIZE, data);
vAHI_FlashPowerDown();
}
PUBLIC void FlashWriteDeviceDescriptor(DeviceDescriptor deviceDescriptor)
{
uint8 data[DEVISEDESCRIPTOR_SIZE];
// init
FlashInit(data);
bAHI_FlashEraseSector(3);
data[0] = FLASH_HAS_DATA;
ConverterStringToUint8(deviceDescriptor.name, &data[1]);
data[33] = deviceDescriptor.netID;
data[34] = deviceDescriptor.demoMode;
data[35] = deviceDescriptor.testMode;
ConverterStringToUint8(deviceDescriptor.descriptor, &data[36]);
ConverterStringToUint8(deviceDescriptor.xdata, &data[49]); // запись даты поверки в датчиках и цифровой подписи в координаторах
data[50] = deviceDescriptor.router; // 1-режим работы только с роутерами
//bAHI_FullFlashProgram(m_FlashStartAddress+deviceDescriptor.objectID*CONFIG_OBJECT_SIZE, DEVISEDESCRIPTOR_SIZE, data);
bAHI_FullFlashProgram(m_FlashStartAddress, DEVISEDESCRIPTOR_SIZE, data);
vAHI_FlashPowerDown();
}
uint8 codeUpdateChunk(uint8* inMsg, uint8* outMsg)
{
//todo check no chunks are missed and probably use bigger crc
uint32 sectorSize;
uint32 writeBase;
int i;
#ifdef JN5148
sectorSize=0x10000;
writeBase=sectorSize;
#else
sectorSize=0x8000;
writeBase=0;
#endif
uint8 len=inMsg[1];
for(i=2;i<len+2;i++)
{
codeUpdateCrc^=inMsg[i];
}
//copy in mac address and clear sectors on jn5139
if(codeUpdateLength==0)
{
bAHI_FullFlashRead(48,32,&inMsg[48+2]);
#if (JENNIC_CHIP_FAMILY == JN514x)
#else
bAHI_FlashEraseSector(0);
#endif
}
//write to flash buffer
bAHI_FullFlashProgram(writeBase+codeUpdateLength,len,&inMsg[2]);
codeUpdateLength+=len;
//send ack
outMsg[0]=0x93;
return 1;
}
static void
appcall(void *p)
{
static struct bl_appstate s = { IDLE, 0x00, 0x00, false };
clock_time_t time = clock_time();
msg_t *msg = uip_appdata, *smsg = uip_sappdata;
if(uip_connected())
{
s.state = IDLE;
s.reset_req = false;
s.write_addr = 0;
s.write_len = 0;
s.msg_len = 0;
GDB2_PUTS(" conn ");
}
if(uip_closed() ||
uip_aborted() ||
uip_timedout())
{
uip_close();
if(s.reset_req && uip_closed())
vAHI_SwReset(); /* at this point the system RESETS */
s.state = IDLE;
GDB2_PUTS(" close\n");
}
if(uip_acked())
{
if (s.state==SENDING) { s.msg_len = 0; s.state = IDLE; };
GDB2_PUTS("bootloader: acked\n");
}
if(uip_newdata())
{
if (s.state == FLASHING)
{
bAHI_FullFlashProgram(s.write_addr, uip_datalen(), (uint8_t*) msg);
s.write_addr += uip_datalen();
if(s.write_addr >= s.write_len)
{
GDB2_PUTS("bootloader: write done\n");
s.write_len = 0;
s.state = SENDING;
smsg->type = RSP_FLASH_PROG2;
smsg->len = MSG_SIZEOF(smsg->asFlashWrite2Rsp);
smsg->asFlashWrite2Rsp = OK;
}
}
else if(s.state != SENDING)
{
s.msg_len += uip_datalen();
if(s.msg_len == msg->len)
{
GDB2_PUTS("bootloader: send\n");
s.msg_len = 0;
s.state = SENDING;
switch(msg->type)
{
case REQ_FLASH_ERASE:
smsg->asFlashEraseRsp = bAHI_FlashEraseSector(0) ? OK : NOT_SUPPORTED;
smsg->asFlashEraseRsp = bAHI_FlashEraseSector(1) ? OK|smsg->asFlashEraseRsp : NOT_SUPPORTED;
smsg->asFlashEraseRsp = bAHI_FlashEraseSector(2) ? OK|smsg->asFlashEraseRsp : NOT_SUPPORTED;
smsg->asFlashEraseRsp = bAHI_FlashEraseSector(3) ? OK|smsg->asFlashEraseRsp : NOT_SUPPORTED;
smsg->asFlashEraseRsp = OK;
smsg->type = RSP_FLASH_ERASE;
smsg->len = MSG_SIZEOF(smsg->asFlashEraseRsp);
break;
case REQ_FLASH_PROGR:
smsg->asProgramRsp = bAHI_FullFlashProgram(msg->asProgramReq.addr,
msg->len-MSG_HDR_SIZE-sizeof(msg->asProgramReq.addr),
msg->asProgramReq.data) ? OK : NOT_SUPPORTED;
smsg->type = RSP_FLASH_PROGR;
smsg->len = MSG_SIZEOF(smsg->asProgramRsp);
break;
case REQ_FLASH_READ:
smsg->type = RSP_FLASH_READ;
smsg->len = MIN(MSG_SIZEOF(smsg->asReadRsp),
MSG_HDR_SIZE+(sizeof(smsg->asReadRsp)-sizeof(smsg->asReadRsp.data))
+msg->asReadReq.len);
smsg->asReadRsp.status =
bAHI_FullFlashRead(msg->asReadReq.addr,
MIN(sizeof(smsg->asReadRsp.data), msg->asReadReq.len),
smsg->asReadRsp.data) ? OK : NOT_SUPPORTED;
break;
case REQ_SECTOR_ERASE:
smsg->asSelectRsp = OK;
smsg->asSectorRsp = bAHI_FlashEraseSector(msg->asSectorReq) ? OK : NOT_SUPPORTED;
smsg->type = RSP_SECTOR_ERASE;
smsg->len = MSG_SIZEOF(smsg->asSectorRsp);
break;
case REQ_SR_WRITE:
smsg->asSRRsp = NOT_SUPPORTED;
smsg->type = RSP_SR_WRITE;
smsg->len = MSG_SIZEOF(smsg->asSRRsp);
break;
case REQ_RAM_WRITE:
memcpy((uint32_t*) smsg->asRamWriteReq.addr, smsg->asRamWriteReq.data,
smsg->len-MSG_HDR_SIZE);
smsg->asRamWriteRsp = OK;
smsg->type = RSP_RAM_WRITE;
smsg->len = MSG_SIZEOF(smsg->asRamWriteRsp);
break;
case REQ_RAM_READ:
smsg->type = RSP_RAM_READ;
smsg->len = MIN(MSG_SIZEOF(smsg->asRamReadRsp), MSG_HDR_SIZE+
(sizeof(smsg->asRamReadRsp)-sizeof(smsg->asRamReadRsp.data))+msg->asRamReadReq.len);
memcpy(smsg->asRamReadRsp.data, (uint32_t*) msg->asRamReadReq.addr,
MIN(sizeof(smsg->asRamReadRsp.data), msg->asRamReadReq.len));
break;
case REQ_RUN:
s.reset_req = true;
smsg->asRunRsp = OK;
smsg->type = RSP_RUN;
smsg->len = MSG_SIZEOF(msg->asRunReq);
break;
case REQ_FLASH_ID:
smsg->asFlashIdRsp.status = OK;
smsg->asFlashIdRsp.manufacturer = smsg->asFlashIdRsp.device = 0x10;
smsg->type = RSP_FLASH_ID;
smsg->len = MSG_SIZEOF(smsg->asFlashIdRsp);
break;
case REQ_FLASH_SELECT:
smsg->asSelectRsp = bAHI_FlashInit(msg->asSelectReq.flashtype,
(tSPIflashFncTable*) msg->asSelectReq.addr) ? OK : NOT_SUPPORTED;
smsg->type = RSP_FLASH_SELECT;
smsg->len = MSG_SIZEOF(smsg->asSelectRsp);
break;
case REQ_FLASH_PROG2:
GDB2_PUTS("bootloader: flashing started\n");
s.state = FLASHING;
s.write_addr = 0x00000000;
s.write_len = msg->asFlashWrite2.len;
break;
default:
smsg->asSRRsp = NOT_SUPPORTED;
smsg->type = RSP_SR_WRITE;
smsg->len = MSG_SIZEOF(smsg->asSRRsp);
}
}
}
}
if(uip_rexmit() ||
uip_newdata() ||
uip_acked() ||
uip_connected() ||
uip_poll())
{
if(s.state==SENDING)
uip_send(smsg, smsg->len);
}
/* this is odd but needed to get tcp throughput rate in sync with flash
* write rate, otherwise rtt is calculated as the rtt of small packets which
* is too fast when writing to the flash has started, therefore limiting
* the overall throughput of the bootloader protocol. */
time = clock_time() - time;
if (time < CLOCK_SECOND/12)
clock_delay(CLOCK_SECOND/12 - time);
}
