static int SetDataFlashBase(uint32_t u32DFBA) { uint32_t au32Config[2]; /* Read current User Configuration */ FMC_ReadConfig(au32Config, 1); /* Just return when Data Flash has been enabled */ if(!(au32Config[0] & 0x1)) return 0; /* Enable User Configuration Update */ FMC_EnableConfigUpdate(); /* Erase User Configuration */ FMC_Erase(FMC_CONFIG_BASE); /* Write User Configuration to Enable Data Flash */ au32Config[0] &= ~0x1; au32Config[1] = u32DFBA; if(FMC_WriteConfig(au32Config, 2)) return -1; printf("\nSet Data Flash base as 0x%x.\n", FMC_ReadDataFlashBaseAddr()); /* Perform chip reset to make new User Config take effect */ SYS->IPRST0 |= SYS_IPRST0_CHIPRST_Msk; return 0; }
static int SetDataFlashBase(uint32_t u32DFBA) { uint32_t au32Config[2]; /* Read current User Configuration */ FMC_ReadConfig(au32Config, 1); /* Just return when Data Flash has been enabled */ if(!(au32Config[0] & 0x1)) return 0; /* Enable User Configuration Update */ FMC_EnableConfigUpdate(); /* Erase User Configuration */ FMC_Erase(FMC_CONFIG_BASE); /* Write User Configuration to Enable Data Flash */ /* Note: DFVSEN = 1, DATA Flash Size is 4K bytes DFVSEN = 0, DATA Flash Size is based on CONFIG1 */ au32Config[0] &= ~(CONFIG0_DFEN | CONFIG0_DFVSEN); au32Config[1] = u32DFBA; if(FMC_WriteConfig(au32Config, 2)) return -1; printf("\nSet Data Flash base as 0x%x.\n", FMC_ReadDataFlashBaseAddr()); /* Perform chip reset to make new User Config take effect */ SYS->IPRSTC1 |= SYS_IPRSTC1_CHIP_RST_Msk; return 0; }
void FlashInit() { #ifdef M451 SYS_UnlockReg(); FMC_Open(); SetDataFlashBase(DATA_FLASH_TEST_BASE); DATA_Flash_Start_ADD = FMC_ReadDataFlashBaseAddr(); SYS_LockReg(); #else DrvFMC_EnableISP(); /* Read Data Flash base address */ DATA_Flash_Start_ADD = DrvFMC_ReadDataFlashBaseAddr(); DrvFMC_DisableISP(); #endif printf("Flash initilize - [OK]\n"); }
int main() { uint32_t i, u32Data; /* Init System, IP clock and multi-function I/O */ SYS_Init(); /* 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_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_ENABLE_LD_UPDATE(); if (flash_test(FMC_LDROM_BASE, FMC_LDROM_END, TEST_PATTERN) < 0) { printf("\n\nLDROM test failed!\n"); goto lexit; } FMC_DISABLE_LD_UPDATE(); printf("\n\nAPROM test =>\n"); FMC_ENABLE_AP_UPDATE(); if (flash_test(APROM_TEST_BASE, DATA_FLASH_TEST_BASE, TEST_PATTERN) < 0) { printf("\n\nAPROM test failed!\n"); goto lexit; } FMC_DISABLE_AP_UPDATE(); 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); }
/** * @brief Main funcion * @param None * @retval 0: Success; <0: Failed */ int32_t main (void) { int32_t i32Err; uint32_t u32Data, i, u32ImageSize, j, *pu32Loader; uint8_t ch; UNLOCKREG(); /* Enable FMC ISP function */ FMC_Init(); /* Read Company ID */ u32Data = 0; FMC_ReadCID(&u32Data); if (u32Data != 0xda) { printf("Wrong CID: 0x%x\n", u32Data); goto lexit; } /* Check the signature to check if Simple LD code is finished or not */ if (inpw(KEY_ADDR) == SIGNATURE) { /* Just clear SIGNATURE and finish the sample code if Simple LD code has been executed. */ outpw(KEY_ADDR, 0); /* Read BS */ printf(" Boot Mode .................................. "); if (FMC_GetBootSelect() == E_FMC_APROM) printf("[APROM]\n"); else { printf("[LDROM]\n"); printf(" WARNING: The driver sample code must execute in AP mode!\n"); } goto lexit; } printf("\n\n"); printf("+-------------------------------------------------------------------------+\n"); printf("| NANO1xx Flash Memory Controller Driver Sample Code |\n"); printf("+-------------------------------------------------------------------------+\n"); printf(" NOTE: This sample must be applied to NANO1xx series equipped with 16KB RAM.\n"); /* Read BS */ printf(" Boot Mode .................................. "); if (FMC_GetBootSelect() == E_FMC_APROM) printf("[APROM]\n"); else { printf("[LDROM]\n"); printf(" WARNING: The driver sample code must execute in AP mode!\n"); goto lexit; } /* Read Data Flash base address */ u32Data = FMC_ReadDataFlashBaseAddr(); printf(" Data Flash Base Address .................... [0x%08x]\n", u32Data); /* Check the data in LD ROM to avoid overwrite them */ FMC_Read(LDROM_BASE, &u32Data); if (u32Data != 0xFFFFFFFF) { printf("\n WARNING: There is code in LD ROM.\n If you proceed, the code in LD ROM will be corrupted.\n"); printf(" Continue? [y/n]:"); ch = getchar(); putchar(ch); if (ch != 'y') goto lexit; printf("\n\n"); } /* Enable LDROM update */ FMC_EnableLDUpdate(); printf(" Erase LD ROM ............................... "); /* Page Erase LDROM */ for (i = 0; i < 4096; i += PAGE_SIZE) FMC_Erase(LDROM_BASE + i); /* Erase Verify */ i32Err = 0; for (i = LDROM_BASE; i < (LDROM_BASE+4096); i += 4) { FMC_Read(i, &u32Data); if(u32Data != 0xFFFFFFFF) { printf(" u32Data = 0x%x\n", u32Data); i32Err = 1; } } if (i32Err) printf("[FAIL]\n"); else printf("[OK]\n"); printf(" Program LD ROM test ........................ "); /* Program LD ROM and read out data to compare it */ for (i = LDROM_BASE; i < (LDROM_BASE+4096); i += 4) { FMC_Write(i, i); } i32Err = 0; for (i = LDROM_BASE; i < (LDROM_BASE+4096); i += 4) { FMC_Read(i, &u32Data); if(u32Data != i) { i32Err = 1; } } if (i32Err) printf("[FAIL]\n"); else printf("[OK]\n"); /* Check LD image size */ u32ImageSize = (uint32_t)&loaderImageLimit - (uint32_t)&loaderImageBase; if (u32ImageSize == 0) { printf(" ERROR: Loader Image is 0 bytes!\n"); goto lexit; } if (u32ImageSize > 4096) { printf(" ERROR: Loader Image is larger than 4KBytes!\n"); goto lexit; } printf(" Program Simple LD Code ..................... "); pu32Loader = (uint32_t *)&loaderImageBase; for (i = 0; i < u32ImageSize; i += PAGE_SIZE) { FMC_Erase(LDROM_BASE + i); for (j = 0; j < PAGE_SIZE; j += 4) { FMC_Write(LDROM_BASE + i + j, pu32Loader[(i + j) / 4]); } } /* Verify loader */ i32Err = 0; for (i = 0; i < u32ImageSize; i += PAGE_SIZE) { for(j = 0; j < PAGE_SIZE; j += 4) { FMC_Read(LDROM_BASE + i + j, &u32Data); if (u32Data != pu32Loader[(i+j)/4]) i32Err = 1; if (i + j >= u32ImageSize) break; } } if(i32Err) { printf("[FAIL]\n"); } else { printf("[OK]\n"); /* Reset CPU to boot to LD mode */ printf("\n >>> Reset to LD mode <<<\n"); FMC_BootSelect(E_FMC_LDROM); GCR->IPRST_CTL1 = GCR_IPRSTCTL1_CPU; } lexit: /* Disable FMC ISP function */ FMC_DeInit(); /* Lock protected registers */ LOCKREG(); printf("\nFMC Sample Code Completed.\n"); }
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); }