int iap_entry (unsigned char *data,unsigned int length)
{
unsigned char ucErr;
unsigned int i;
unsigned char ramData[256]; // 定义变量区
if(length > 256) length = 256;
for(i = 0;i < length;i ++)
{
ramData[i] = data[i];
}
IAP_Entry = (void(*)())IAP_ENTER_ADR; /* 初始化函数指针IAP_Entry */
// __disable_irq(); /* 在IAP操作前必须关闭所有中断 */
parIdRead(); /* 读器件ID */
codeIdBoot(); /* 读Boot版本号 */
sectorPrepare(IAP_SECTOR_NUMBER,IAP_SECTOR_NUMBER); /* 准备扇区1 */
sectorErase(IAP_SECTOR_NUMBER,IAP_SECTOR_NUMBER); /* 擦除扇区1 */
blankChk(IAP_SECTOR_NUMBER,IAP_SECTOR_NUMBER) ; /* 查空扇区1 */
sectorPrepare(IAP_SECTOR_NUMBER,IAP_SECTOR_NUMBER); /* 选择扇区1 */
ramCopy(IAP_ADDRESS, (unsigned int)ramData, 256); /* 写数据到扇区1 */
ucErr = dataCompare(IAP_ADDRESS, (unsigned int)ramData, 256); /* 比较数据 */
// __enable_irq();
if (ucErr == CMD_SUCCESS) { /* 成功 */
}
// while (1);
}
/*! \fn flashEraseSectorXTest(uint8_t* bufferIn, uint8_t* bufferOut, uint16_t bufferSize)
* \brief A Testing wrapper that tests erasing SECTOR_START through SECTOR_END
* \param bufferIn One of the two testing buffers -> Should be size of BYTES_PER_PAGE
* \param bufferOut One of the two testing buffers -> Should be size of BYTES_PER_PAGE
* \param bufferSize Should always be BYTES_PER_PAGE
* \return Test Status
*/
RET_TYPE flashEraseSectorXTest(uint8_t* bufferIn, uint8_t* bufferOut, uint16_t bufferSize)
{
uint16_t i = 0;
uint16_t j = 0;
uint16_t k = 0;
uint16_t sectorPageOffset = 0;
// for each sector
for(i = SECTOR_START; i <= SECTOR_END; i++)
{
// calculate sector page offset
sectorPageOffset = PAGE_PER_SECTOR * i;
// for each page in sector (populate sector)
for(j = 0; j < PAGE_PER_SECTOR; j++)
{
// write random data
initBuffer(bufferIn, bufferSize, FLASH_TEST_INIT_BUFFER_POLICY_RND);
memcpy(bufferOut, bufferIn, bufferSize);
writeDataToFlash(sectorPageOffset + j, 0, bufferSize, bufferIn);
// re-init bufferIn with 0's
initBuffer(bufferIn, bufferSize, FLASH_TEST_INIT_BUFFER_POLICY_ZERO);
// read data
readDataFromFlash(sectorPageOffset + j, 0, bufferSize, bufferIn);
// check buffer contents (verify population)
for(k = 0; k < bufferSize; k++)
{
// compare buffers (should match)
if(bufferIn[k] != bufferOut[k])
{
return RETURN_NO_MATCH;
}
} // end for each byte in page
} // end for each page in sector
// issue sector erase
sectorErase(i);
// init compare buffer (1's)
initBuffer(bufferOut, bufferSize, FLASH_TEST_INIT_BUFFER_POLICY_ONE);
// for each page in sector (check for erased data)
for(j = 0; j < PAGE_PER_SECTOR; j++)
{
// read flash to bufferIn
readDataFromFlash(sectorPageOffset + j, 0, bufferSize, bufferIn);
// check buffer contents
for(k = 0; k < bufferSize; k++)
{
// compare -> bufferIn == bufferOut
if(bufferIn[k] != bufferOut[k])
{
return RETURN_NO_MATCH;
}
} // end for each byte in page
} // end for each page in sector
} // end for each sector
return RETURN_OK;
} // End flashEraseSectorXTest
