bool flash_io_driver_initialize(void)
{
uint32_t desiredConfig0 = 0xF8FFFF7E;
uint32_t desiredConfig1 = APPLICATION_DATA_START;
uint32_t config0;
uint32_t config1;
bool fail = false;
critical_section_enter();
UNLOCKREG();
FMC_Init();
FMC_EnableAPUpdate();
LOCKREG();
if(FMC_Read(CONFIG0, &config0) != E_FMC_OK)
{
fail = true;
}
if(FMC_Read(CONFIG1, &config1) != E_FMC_OK)
{
fail = true;
}
if(fail || (desiredConfig0 != config0) || (desiredConfig1 != config1))
{
FMC_EnableConfigUpdate();
if(FMC_WriteConfig(config0, config1) != E_FMC_OK)
{
fail = true;
}
else
{
fail = false;
}
FMC_DisableConfigUpdate();
}
critical_section_exit();
return fail == false;
}
int main()
{
uint32_t i, u32Data;
/* Unlock protected registers */
SYS_UnlockReg();
SYS_Init();
UART_Init();
/*
This sample code is used to show how to use StdDriver API to implement ISP functions.
*/
printf("\n\n");
printf("+----------------------------------------+\n");
printf("| NUC029xDE FMC Sample Code |\n");
printf("+----------------------------------------+\n");
//SYS_UnlockReg();
/* Enable FMC ISP function */
FMC_Open();
if(SetDataFlashBase(DATA_FLASH_TEST_BASE) < 0)
{
printf("Failed to set Data Flash base address!\n");
goto lexit;
}
/* Read BS */
printf(" Boot Mode ............................. ");
if(FMC_GetBootSource() == 0)
printf("[APROM]\n");
else
{
printf("[LDROM]\n");
printf(" WARNING: The driver sample code must execute in AP mode!\n");
goto lexit;
}
u32Data = FMC_ReadCID();
printf(" Company ID ............................ [0x%08x]\n", u32Data);
u32Data = FMC_ReadDID();
printf(" Device ID ............................. [0x%08x]\n", u32Data);
u32Data = FMC_ReadPID();
printf(" Product ID ............................ [0x%08x]\n", u32Data);
for(i = 0; i < 3; i++)
{
u32Data = FMC_ReadUID(i);
printf(" Unique ID %d ........................... [0x%08x]\n", i, u32Data);
}
for(i = 0; i < 4; i++)
{
u32Data = FMC_ReadUCID(i);
printf(" Unique Customer ID %d .................. [0x%08x]\n", i, u32Data);
}
/* Read User Configuration */
printf(" User Config 0 ......................... [0x%08x]\n", FMC_Read(FMC_CONFIG_BASE));
printf(" User Config 1 ......................... [0x%08x]\n", FMC_Read(FMC_CONFIG_BASE + 4));
/* Read Data Flash base address */
u32Data = FMC_ReadDataFlashBaseAddr();
printf(" Data Flash Base Address ............... [0x%08x]\n", u32Data);
printf("\n\nLDROM test =>\n");
FMC_EnableLDUpdate();
if(FlashTest(FMC_LDROM_BASE, FMC_LDROM_BASE + FMC_LDROM_SIZE, TEST_PATTERN) < 0)
{
printf("\n\nLDROM test failed!\n");
goto lexit;
}
FMC_DisableLDUpdate();
printf("\n\nAPROM test =>\n");
FMC_EnableAPUpdate();
if(FlashTest(APROM_TEST_BASE, APROM_TEST_END, TEST_PATTERN) < 0)
{
printf("\n\nAPROM test failed!\n");
goto lexit;
}
FMC_DisableAPUpdate();
printf("\n\nData Flash test =>\n");
if(FlashTest(DATA_FLASH_TEST_BASE, DATA_FLASH_TEST_END, TEST_PATTERN) < 0)
{
printf("\n\nUHB test failed!\n");
goto lexit;
}
lexit:
/* Disable FMC ISP function */
FMC_Close();
/* Lock protected registers */
SYS_LockReg();
printf("\nFMC Sample Code Completed.\n");
while(1);
}
int FMC_RW()
{
uint32_t i, u32Data;
/* Init System, IP clock and multi-function I/O */
SysInit();
/* Init UART0 for printf */
UART0_Init();
/*---------------------------------------------------------------------------------------------------------*/
/* SAMPLE CODE */
/*---------------------------------------------------------------------------------------------------------*/
printf("\n\nCPU @ %dHz\n", SystemCoreClock);
SYS_UnlockReg();
/* Enable FMC ISP function */
FMC_Open();
if (set_data_flash_base(DATA_FLASH_TEST_BASE) < 0) {
printf("Failed to set Data Flash base address!\n");
goto lexit;
}
/* Read BS */
printf(" Boot Mode ............................. ");
if (FMC_GetBootSource() == 0)
printf("[APROM]\n");
else {
printf("[LDROM]\n");
printf(" WARNING: The driver sample code must execute in AP mode!\n");
goto lexit;
}
u32Data = FMC_ReadCID();
printf(" Company ID ............................ [0x%08x]\n", u32Data);
u32Data = FMC_ReadDID();
printf(" Device ID ............................. [0x%08x]\n", u32Data);
u32Data = FMC_ReadPID();
printf(" Product ID ............................ [0x%08x]\n", u32Data);
for (i = 0; i < 3; i++) {
u32Data = FMC_ReadUID(i);
printf(" Unique ID %d ........................... [0x%08x]\n", i, u32Data);
}
for (i = 0; i < 4; i++) {
u32Data = FMC_ReadUCID(i);
printf(" Unique Customer ID %d .................. [0x%08x]\n", i, u32Data);
}
/* Read User Configuration */
printf(" User Config 0 ......................... [0x%08x]\n", FMC_Read(FMC_CONFIG_BASE));
printf(" User Config 1 ......................... [0x%08x]\n", FMC_Read(FMC_CONFIG_BASE+4));
/* Read Data Flash base address */
u32Data = FMC_ReadDataFlashBaseAddr();
printf(" Data Flash Base Address ............... [0x%08x]\n", u32Data);
printf("\n\nLDROM test =>\n");
FMC_EnableLDUpdate();
if (flash_test(FMC_LDROM_BASE, FMC_LDROM_END, TEST_PATTERN) < 0) {
printf("\n\nLDROM test failed!\n");
goto lexit;
}
FMC_DisableLDUpdate();
printf("\n\nAPROM test =>\n");
FMC_EnableAPUpdate();
if (flash_test(APROM_TEST_BASE, DATA_FLASH_TEST_BASE, TEST_PATTERN) < 0) {
printf("\n\nAPROM test failed!\n");
goto lexit;
}
FMC_DisableAPUpdate();
printf("\n\nData Flash test =>\n");
if (flash_test(DATA_FLASH_TEST_BASE, DATA_FLASH_TEST_END, TEST_PATTERN) < 0) {
printf("\n\nUHB test failed!\n");
goto lexit;
}
lexit:
/* Disable FMC ISP function */
FMC_Close();
/* Lock protected registers */
SYS_LockReg();
printf("\nFMC Sample Code Completed.\n");
while (1);
}
