+
+ } else
+ /* no FCF fiddling, normal write */
+ return kinetis_write_inner(bank, buffer, offset, count);
+}
+
+
+static int kinetis_probe(struct flash_bank *bank)
+{
+ int result, i;
+ uint8_t fcfg1_nvmsize, fcfg1_pfsize, fcfg1_eesize, fcfg1_depart;
+ uint8_t fcfg2_maxaddr0, fcfg2_pflsh, fcfg2_maxaddr1;
+ uint32_t nvm_size = 0, pf_size = 0, df_size = 0, ee_size = 0;
+ unsigned num_blocks = 0, num_pflash_blocks = 0, num_nvm_blocks = 0, first_nvm_bank = 0,
+ pflash_sector_size_bytes = 0, nvm_sector_size_bytes = 0;
+ struct target *target = bank->target;
+ struct kinetis_flash_bank *kinfo = bank->driver_priv;
+
+ kinfo->probed = false;
+
+ result = target_read_u32(target, SIM_SDID, &kinfo->sim_sdid);
+ if (result != ERROR_OK)
+ return result;
+
+ if ((kinfo->sim_sdid & (~KINETIS_SDID_K_SERIES_MASK)) == 0) {
+ /* older K-series MCU */
+ uint32_t mcu_type = kinfo->sim_sdid & KINETIS_K_SDID_TYPE_MASK;
+
+ switch (mcu_type) {
+ case KINETIS_K_SDID_K10_M50:
+ case KINETIS_K_SDID_K20_M50:
+ /* 1kB sectors */
+ pflash_sector_size_bytes = 1<<10;
+ nvm_sector_size_bytes = 1<<10;
+ num_blocks = 2;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ break;
+ case KINETIS_K_SDID_K10_M72:
+ case KINETIS_K_SDID_K20_M72:
+ case KINETIS_K_SDID_K30_M72:
+ case KINETIS_K_SDID_K30_M100:
+ case KINETIS_K_SDID_K40_M72:
+ case KINETIS_K_SDID_K40_M100:
+ case KINETIS_K_SDID_K50_M72:
+ /* 2kB sectors, 1kB FlexNVM sectors */
+ pflash_sector_size_bytes = 2<<10;
+ nvm_sector_size_bytes = 1<<10;
+ num_blocks = 2;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ kinfo->max_flash_prog_size = 1<<10;
+ break;
+ case KINETIS_K_SDID_K10_M100:
+ case KINETIS_K_SDID_K20_M100:
+ case KINETIS_K_SDID_K11:
+ case KINETIS_K_SDID_K12:
+ case KINETIS_K_SDID_K21_M50:
+ case KINETIS_K_SDID_K22_M50:
+ case KINETIS_K_SDID_K51_M72:
+ case KINETIS_K_SDID_K53:
+ case KINETIS_K_SDID_K60_M100:
+ /* 2kB sectors */
+ pflash_sector_size_bytes = 2<<10;
+ nvm_sector_size_bytes = 2<<10;
+ num_blocks = 2;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ break;
+ case KINETIS_K_SDID_K21_M120:
+ case KINETIS_K_SDID_K22_M120:
+ /* 4kB sectors (MK21FN1M0, MK21FX512, MK22FN1M0, MK22FX512) */
+ pflash_sector_size_bytes = 4<<10;
+ kinfo->max_flash_prog_size = 1<<10;
+ nvm_sector_size_bytes = 4<<10;
+ num_blocks = 2;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ break;
+ case KINETIS_K_SDID_K10_M120:
+ case KINETIS_K_SDID_K20_M120:
+ case KINETIS_K_SDID_K60_M150:
+ case KINETIS_K_SDID_K70_M150:
+ /* 4kB sectors */
+ pflash_sector_size_bytes = 4<<10;
+ nvm_sector_size_bytes = 4<<10;
+ num_blocks = 4;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ break;
+ default:
+ LOG_ERROR("Unsupported K-family FAMID");
+ }
+ } else {
+ /* Newer K-series or KL series MCU */
+ switch (kinfo->sim_sdid & KINETIS_SDID_SERIESID_MASK) {
+ case KINETIS_SDID_SERIESID_K:
+ switch (kinfo->sim_sdid & (KINETIS_SDID_FAMILYID_MASK | KINETIS_SDID_SUBFAMID_MASK)) {
+ case KINETIS_SDID_FAMILYID_K0X | KINETIS_SDID_SUBFAMID_KX2:
+ /* K02FN64, K02FN128: FTFA, 2kB sectors */
+ pflash_sector_size_bytes = 2<<10;
+ num_blocks = 1;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K;
+ break;
+
+ case KINETIS_SDID_FAMILYID_K2X | KINETIS_SDID_SUBFAMID_KX2: {
+ /* MK24FN1M reports as K22, this should detect it (according to errata note 1N83J) */
+ uint32_t sopt1;
+ result = target_read_u32(target, SIM_SOPT1, &sopt1);
+ if (result != ERROR_OK)
+ return result;
+
+ if (((kinfo->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K24FN1M) &&
+ ((sopt1 & KINETIS_SOPT1_RAMSIZE_MASK) == KINETIS_SOPT1_RAMSIZE_K24FN1M)) {
+ /* MK24FN1M */
+ pflash_sector_size_bytes = 4<<10;
+ num_blocks = 2;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ kinfo->max_flash_prog_size = 1<<10;
+ break;
+ }
+ if ((kinfo->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K22FN128
+ || (kinfo->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K22FN256
+ || (kinfo->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K22FN512) {
+ /* K22 with new-style SDID - smaller pflash with FTFA, 2kB sectors */
+ pflash_sector_size_bytes = 2<<10;
+ /* autodetect 1 or 2 blocks */
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K;
+ break;
+ }
+ LOG_ERROR("Unsupported Kinetis K22 DIEID");
+ break;
+ }
+ case KINETIS_SDID_FAMILYID_K2X | KINETIS_SDID_SUBFAMID_KX4:
+ pflash_sector_size_bytes = 4<<10;
+ if ((kinfo->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K24FN256) {
+ /* K24FN256 - smaller pflash with FTFA */
+ num_blocks = 1;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K;
+ break;
+ }
+ /* K24FN1M without errata 7534 */
+ num_blocks = 2;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ kinfo->max_flash_prog_size = 1<<10;
+ break;
+
+ case KINETIS_SDID_FAMILYID_K6X | KINETIS_SDID_SUBFAMID_KX3:
+ case KINETIS_SDID_FAMILYID_K6X | KINETIS_SDID_SUBFAMID_KX1: /* errata 7534 - should be K63 */
+ /* K63FN1M0 */
+ case KINETIS_SDID_FAMILYID_K6X | KINETIS_SDID_SUBFAMID_KX4:
+ case KINETIS_SDID_FAMILYID_K6X | KINETIS_SDID_SUBFAMID_KX2: /* errata 7534 - should be K64 */
+ /* K64FN1M0, K64FX512 */
+ pflash_sector_size_bytes = 4<<10;
+ nvm_sector_size_bytes = 4<<10;
+ kinfo->max_flash_prog_size = 1<<10;
+ num_blocks = 2;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ break;
+
+ case KINETIS_SDID_FAMILYID_K2X | KINETIS_SDID_SUBFAMID_KX6:
+ /* K26FN2M0 */
+ case KINETIS_SDID_FAMILYID_K6X | KINETIS_SDID_SUBFAMID_KX6:
+ /* K66FN2M0, K66FX1M0 */
+ pflash_sector_size_bytes = 4<<10;
+ nvm_sector_size_bytes = 4<<10;
+ kinfo->max_flash_prog_size = 1<<10;
+ num_blocks = 4;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ break;
+
+ case KINETIS_SDID_FAMILYID_K8X | KINETIS_SDID_SUBFAMID_KX0:
+ case KINETIS_SDID_FAMILYID_K8X | KINETIS_SDID_SUBFAMID_KX1:
+ case KINETIS_SDID_FAMILYID_K8X | KINETIS_SDID_SUBFAMID_KX2:
+ /* K80FN256, K81FN256, K82FN256 */
+ pflash_sector_size_bytes = 4<<10;
+ num_blocks = 1;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K;
+ break;
+
+ default:
+ LOG_ERROR("Unsupported Kinetis FAMILYID SUBFAMID");
+ }
+ break;
+
+ case KINETIS_SDID_SERIESID_KL:
+ /* KL-series */
+ pflash_sector_size_bytes = 1<<10;
+ nvm_sector_size_bytes = 1<<10;
+ /* autodetect 1 or 2 blocks */
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_L;
+ break;
+
+ case KINETIS_SDID_SERIESID_KV:
+ /* KV-series */
+ switch (kinfo->sim_sdid & (KINETIS_SDID_FAMILYID_MASK | KINETIS_SDID_SUBFAMID_MASK)) {
+ case KINETIS_SDID_FAMILYID_K1X | KINETIS_SDID_SUBFAMID_KX0:
+ /* KV10: FTFA, 1kB sectors */
+ pflash_sector_size_bytes = 1<<10;
+ num_blocks = 1;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_L;
+ break;
+
+ case KINETIS_SDID_FAMILYID_K1X | KINETIS_SDID_SUBFAMID_KX1:
+ /* KV11: FTFA, 2kB sectors */
+ pflash_sector_size_bytes = 2<<10;
+ num_blocks = 1;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_L;
+ break;
+
+ case KINETIS_SDID_FAMILYID_K3X | KINETIS_SDID_SUBFAMID_KX0:
+ /* KV30: FTFA, 2kB sectors, 1 block */
+ case KINETIS_SDID_FAMILYID_K3X | KINETIS_SDID_SUBFAMID_KX1:
+ /* KV31: FTFA, 2kB sectors, 2 blocks */
+ pflash_sector_size_bytes = 2<<10;
+ /* autodetect 1 or 2 blocks */
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K;
+ break;
+
+ case KINETIS_SDID_FAMILYID_K4X | KINETIS_SDID_SUBFAMID_KX2:
+ case KINETIS_SDID_FAMILYID_K4X | KINETIS_SDID_SUBFAMID_KX4:
+ case KINETIS_SDID_FAMILYID_K4X | KINETIS_SDID_SUBFAMID_KX6:
+ /* KV4x: FTFA, 4kB sectors */
+ pflash_sector_size_bytes = 4<<10;
+ num_blocks = 1;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K;
+ break;
+
+ default:
+ LOG_ERROR("Unsupported KV FAMILYID SUBFAMID");
+ }
+ break;
+
+ case KINETIS_SDID_SERIESID_KE:
+ /* KE1x-series */
+ switch (kinfo->sim_sdid &
+ (KINETIS_SDID_FAMILYID_MASK | KINETIS_SDID_SUBFAMID_MASK | KINETIS_SDID_PROJECTID_MASK)) {
+ case KINETIS_SDID_FAMILYID_K1X | KINETIS_SDID_SUBFAMID_KX4 | KINETIS_SDID_PROJECTID_KE1xZ:
+ case KINETIS_SDID_FAMILYID_K1X | KINETIS_SDID_SUBFAMID_KX5 | KINETIS_SDID_PROJECTID_KE1xZ:
+ /* KE1xZ: FTFE, 2kB sectors */
+ pflash_sector_size_bytes = 2<<10;
+ nvm_sector_size_bytes = 2<<10;
+ kinfo->max_flash_prog_size = 1<<9;
+ num_blocks = 2;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_L;
+ break;
+
+ case KINETIS_SDID_FAMILYID_K1X | KINETIS_SDID_SUBFAMID_KX4 | KINETIS_SDID_PROJECTID_KE1xF:
+ case KINETIS_SDID_FAMILYID_K1X | KINETIS_SDID_SUBFAMID_KX6 | KINETIS_SDID_PROJECTID_KE1xF:
+ case KINETIS_SDID_FAMILYID_K1X | KINETIS_SDID_SUBFAMID_KX8 | KINETIS_SDID_PROJECTID_KE1xF:
+ /* KE1xF: FTFE, 4kB sectors */
+ pflash_sector_size_bytes = 4<<10;
+ nvm_sector_size_bytes = 2<<10;
+ kinfo->max_flash_prog_size = 1<<10;
+ num_blocks = 2;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_MSCM;
+ break;
+
+ default:
+ LOG_ERROR("Unsupported KE FAMILYID SUBFAMID");
+ }
+ break;
+
+ default:
+ LOG_ERROR("Unsupported K-series");
+ }
+ }
+
+ if (pflash_sector_size_bytes == 0) {
+ LOG_ERROR("MCU is unsupported, SDID 0x%08" PRIx32, kinfo->sim_sdid);
+ return ERROR_FLASH_OPER_UNSUPPORTED;
+ }
+
+ result = target_read_u32(target, SIM_FCFG1, &kinfo->sim_fcfg1);
+ if (result != ERROR_OK)
+ return result;
+
+ result = target_read_u32(target, SIM_FCFG2, &kinfo->sim_fcfg2);
+ if (result != ERROR_OK)
+ return result;
+
+ LOG_DEBUG("SDID: 0x%08" PRIX32 " FCFG1: 0x%08" PRIX32 " FCFG2: 0x%08" PRIX32, kinfo->sim_sdid,
+ kinfo->sim_fcfg1, kinfo->sim_fcfg2);
+
+ fcfg1_nvmsize = (uint8_t)((kinfo->sim_fcfg1 >> 28) & 0x0f);
+ fcfg1_pfsize = (uint8_t)((kinfo->sim_fcfg1 >> 24) & 0x0f);
+ fcfg1_eesize = (uint8_t)((kinfo->sim_fcfg1 >> 16) & 0x0f);
+ fcfg1_depart = (uint8_t)((kinfo->sim_fcfg1 >> 8) & 0x0f);
+
+ fcfg2_pflsh = (uint8_t)((kinfo->sim_fcfg2 >> 23) & 0x01);
+ fcfg2_maxaddr0 = (uint8_t)((kinfo->sim_fcfg2 >> 24) & 0x7f);
+ fcfg2_maxaddr1 = (uint8_t)((kinfo->sim_fcfg2 >> 16) & 0x7f);
+
+ if (num_blocks == 0)
+ num_blocks = fcfg2_maxaddr1 ? 2 : 1;
+ else if (fcfg2_maxaddr1 == 0 && num_blocks >= 2) {
+ num_blocks = 1;
+ LOG_WARNING("MAXADDR1 is zero, number of flash banks adjusted to 1");
+ } else if (fcfg2_maxaddr1 != 0 && num_blocks == 1) {
+ num_blocks = 2;
+ LOG_WARNING("MAXADDR1 is non zero, number of flash banks adjusted to 2");
+ }
+
+ /* when the PFLSH bit is set, there is no FlexNVM/FlexRAM */
+ if (!fcfg2_pflsh) {
+ switch (fcfg1_nvmsize) {
+ case 0x03:
+ case 0x05:
+ case 0x07:
+ case 0x09:
+ case 0x0b:
+ nvm_size = 1 << (14 + (fcfg1_nvmsize >> 1));
+ break;
+ case 0x0f:
+ if (pflash_sector_size_bytes >= 4<<10)
+ nvm_size = 512<<10;
+ else
+ /* K20_100 */
+ nvm_size = 256<<10;
+ break;
+ default:
+ nvm_size = 0;
+ break;
+ }
+
+ switch (fcfg1_eesize) {
+ case 0x00:
+ case 0x01:
+ case 0x02:
+ case 0x03:
+ case 0x04:
+ case 0x05:
+ case 0x06:
+ case 0x07:
+ case 0x08:
+ case 0x09:
+ ee_size = (16 << (10 - fcfg1_eesize));
+ break;
+ default:
+ ee_size = 0;
+ break;
+ }
+
+ switch (fcfg1_depart) {
+ case 0x01:
+ case 0x02:
+ case 0x03:
+ case 0x04:
+ case 0x05:
+ case 0x06:
+ df_size = nvm_size - (4096 << fcfg1_depart);
+ break;
+ case 0x08:
+ df_size = 0;
+ break;
+ case 0x09:
+ case 0x0a:
+ case 0x0b:
+ case 0x0c:
+ case 0x0d:
+ df_size = 4096 << (fcfg1_depart & 0x7);
+ break;
+ default:
+ df_size = nvm_size;
+ break;
+ }
+ }
+
+ switch (fcfg1_pfsize) {
+ case 0x03:
+ case 0x05:
+ case 0x07:
+ case 0x09:
+ case 0x0b:
+ case 0x0d:
+ pf_size = 1 << (14 + (fcfg1_pfsize >> 1));
+ break;
+ case 0x0f:
+ /* a peculiar case: Freescale states different sizes for 0xf
+ * K02P64M100SFARM 128 KB ... duplicate of code 0x7
+ * K22P121M120SF8RM 256 KB ... duplicate of code 0x9
+ * K22P121M120SF7RM 512 KB ... duplicate of code 0xb
+ * K22P100M120SF5RM 1024 KB ... duplicate of code 0xd
+ * K26P169M180SF5RM 2048 KB ... the only unique value
+ * fcfg2_maxaddr0 seems to be the only clue to pf_size
+ * Checking fcfg2_maxaddr0 later in this routine is pointless then
+ */
+ if (fcfg2_pflsh)
+ pf_size = ((uint32_t)fcfg2_maxaddr0 << 13) * num_blocks;
+ else
+ pf_size = ((uint32_t)fcfg2_maxaddr0 << 13) * num_blocks / 2;
+ if (pf_size != 2048<<10)
+ LOG_WARNING("SIM_FCFG1 PFSIZE = 0xf: please check if pflash is %u KB", pf_size>>10);
+
+ break;
+ default:
+ pf_size = 0;
+ break;
+ }
+
+ LOG_DEBUG("FlexNVM: %" PRIu32 " PFlash: %" PRIu32 " FlexRAM: %" PRIu32 " PFLSH: %d",
+ nvm_size, pf_size, ee_size, fcfg2_pflsh);
+
+ num_pflash_blocks = num_blocks / (2 - fcfg2_pflsh);
+ first_nvm_bank = num_pflash_blocks;
+ num_nvm_blocks = num_blocks - num_pflash_blocks;
+
+ LOG_DEBUG("%d blocks total: %d PFlash, %d FlexNVM",
+ num_blocks, num_pflash_blocks, num_nvm_blocks);
+
+ LOG_INFO("Probing flash info for bank %d", bank->bank_number);
+
+ if ((unsigned)bank->bank_number < num_pflash_blocks) {
+ /* pflash, banks start at address zero */
+ kinfo->flash_class = FC_PFLASH;
+ bank->size = (pf_size / num_pflash_blocks);
+ bank->base = 0x00000000 + bank->size * bank->bank_number;
+ kinfo->prog_base = bank->base;
+ kinfo->sector_size = pflash_sector_size_bytes;
+ /* pflash is divided into 32 protection areas for
+ * parts with more than 32K of PFlash. For parts with
+ * less the protection unit is set to 1024 bytes */
+ kinfo->protection_size = MAX(pf_size / 32, 1024);
+ bank->num_prot_blocks = 32 / num_pflash_blocks;
+ kinfo->protection_block = bank->num_prot_blocks * bank->bank_number;
+
+ } else if ((unsigned)bank->bank_number < num_blocks) {
+ /* nvm, banks start at address 0x10000000 */
+ unsigned nvm_ord = bank->bank_number - first_nvm_bank;
+ uint32_t limit;
+
+ kinfo->flash_class = FC_FLEX_NVM;
+ bank->size = (nvm_size / num_nvm_blocks);
+ bank->base = 0x10000000 + bank->size * nvm_ord;
+ kinfo->prog_base = 0x00800000 + bank->size * nvm_ord;
+ kinfo->sector_size = nvm_sector_size_bytes;
+ if (df_size == 0) {
+ kinfo->protection_size = 0;
+ } else {
+ for (i = df_size; ~i & 1; i >>= 1)
+ ;
+ if (i == 1)
+ kinfo->protection_size = df_size / 8; /* data flash size = 2^^n */
+ else
+ kinfo->protection_size = nvm_size / 8; /* TODO: verify on SF1, not documented in RM */
+ }
+ bank->num_prot_blocks = 8 / num_nvm_blocks;
+ kinfo->protection_block = bank->num_prot_blocks * nvm_ord;
+
+ /* EEPROM backup part of FlexNVM is not accessible, use df_size as a limit */
+ if (df_size > bank->size * nvm_ord)
+ limit = df_size - bank->size * nvm_ord;
+ else
+ limit = 0;
+
+ if (bank->size > limit) {
+ bank->size = limit;
+ LOG_DEBUG("FlexNVM bank %d limited to 0x%08" PRIx32 " due to active EEPROM backup",
+ bank->bank_number, limit);
+ }
+
+ } else if ((unsigned)bank->bank_number == num_blocks) {
+ LOG_ERROR("FlexRAM support not yet implemented");
+ return ERROR_FLASH_OPER_UNSUPPORTED;
+ } else {
+ LOG_ERROR("Cannot determine parameters for bank %d, only %d banks on device",
+ bank->bank_number, num_blocks);
+ return ERROR_FLASH_BANK_INVALID;
+ }
+
+ if (bank->bank_number == 0 && ((uint32_t)fcfg2_maxaddr0 << 13) != bank->size)
+ LOG_WARNING("MAXADDR0 0x%02" PRIx8 " check failed,"
+ " please report to OpenOCD mailing list", fcfg2_maxaddr0);
+ if (fcfg2_pflsh) {
+ if (bank->bank_number == 1 && ((uint32_t)fcfg2_maxaddr1 << 13) != bank->size)
+ LOG_WARNING("MAXADDR1 0x%02" PRIx8 " check failed,"
+ " please report to OpenOCD mailing list", fcfg2_maxaddr1);
+ } else {
+ if ((unsigned)bank->bank_number == first_nvm_bank
+ && ((uint32_t)fcfg2_maxaddr1 << 13) != df_size)
+ LOG_WARNING("FlexNVM MAXADDR1 0x%02" PRIx8 " check failed,"
+ " please report to OpenOCD mailing list", fcfg2_maxaddr1);
+ }
+
+ if (bank->sectors) {
+ free(bank->sectors);
+ bank->sectors = NULL;
+ }
+ if (bank->prot_blocks) {
+ free(bank->prot_blocks);
+ bank->prot_blocks = NULL;
+ }
+
+ if (kinfo->sector_size == 0) {
+ LOG_ERROR("Unknown sector size for bank %d", bank->bank_number);
+ return ERROR_FLASH_BANK_INVALID;
+ }
+
+ if (kinfo->flash_support & FS_PROGRAM_SECTOR
+ && kinfo->max_flash_prog_size == 0) {
+ kinfo->max_flash_prog_size = kinfo->sector_size;
+ /* Program section size is equal to sector size by default */
+ }
+
+ bank->num_sectors = bank->size / kinfo->sector_size;
+
+ if (bank->num_sectors > 0) {
+ /* FlexNVM bank can be used for EEPROM backup therefore zero sized */
+ bank->sectors = alloc_block_array(0, kinfo->sector_size, bank->num_sectors);
+ if (!bank->sectors)
+ return ERROR_FAIL;
+
+ bank->prot_blocks = alloc_block_array(0, kinfo->protection_size, bank->num_prot_blocks);
+ if (!bank->prot_blocks)
+ return ERROR_FAIL;
+
+ } else {
+ bank->num_prot_blocks = 0;
+ }
+
+ kinfo->probed = true;
+
+ return ERROR_OK;
+}
+
+static int kinetis_auto_probe(struct flash_bank *bank)
+{
+ struct kinetis_flash_bank *kinfo = bank->driver_priv;
+
+ if (kinfo && kinfo->probed)
+ return ERROR_OK;
+
+ return kinetis_probe(bank);
+}
+
+static int kinetis_info(struct flash_bank *bank, char *buf, int buf_size)
+{
+ const char *bank_class_names[] = {
+ "(ANY)", "PFlash", "FlexNVM", "FlexRAM"
+ };
+
+ struct kinetis_flash_bank *kinfo = bank->driver_priv;
+
+ (void) snprintf(buf, buf_size,
+ "%s driver for %s flash bank %s at 0x%8.8" PRIx32 "",
+ bank->driver->name, bank_class_names[kinfo->flash_class],
+ bank->name, bank->base);
+
+ return ERROR_OK;
+}
+
+static int kinetis_blank_check(struct flash_bank *bank)
+{
+ struct kinetis_flash_bank *kinfo = bank->driver_priv;
+ int result;
+
+ /* suprisingly blank check does not work in VLPR and HSRUN modes */
+ result = kinetis_check_run_mode(bank->target);
+ if (result != ERROR_OK)
+ return result;
+
+ /* reset error flags */
+ result = kinetis_ftfx_prepare(bank->target);
+ if (result != ERROR_OK)
+ return result;
+
+ if (kinfo->flash_class == FC_PFLASH || kinfo->flash_class == FC_FLEX_NVM) {
+ bool block_dirty = false;
+ uint8_t ftfx_fstat;
+
+ if (kinfo->flash_class == FC_FLEX_NVM) {
+ uint8_t fcfg1_depart = (uint8_t)((kinfo->sim_fcfg1 >> 8) & 0x0f);
+ /* block operation cannot be used on FlexNVM when EEPROM backup partition is set */
+ if (fcfg1_depart != 0xf && fcfg1_depart != 0)
+ block_dirty = true;
+ }
+
+ if (!block_dirty) {
+ /* check if whole bank is blank */
+ result = kinetis_ftfx_command(bank->target, FTFx_CMD_BLOCKSTAT, kinfo->prog_base,
+ 0, 0, 0, 0, 0, 0, 0, 0, &ftfx_fstat);
+
+ if (result != ERROR_OK || (ftfx_fstat & 0x01))
+ block_dirty = true;
+ }
+
+ if (block_dirty) {
+ /* the whole bank is not erased, check sector-by-sector */
+ int i;
+ for (i = 0; i < bank->num_sectors; i++) {
+ /* normal margin */
+ result = kinetis_ftfx_command(bank->target, FTFx_CMD_SECTSTAT,
+ kinfo->prog_base + bank->sectors[i].offset,
+ 1, 0, 0, 0, 0, 0, 0, 0, &ftfx_fstat);
+
+ if (result == ERROR_OK) {
+ bank->sectors[i].is_erased = !(ftfx_fstat & 0x01);
+ } else {
+ LOG_DEBUG("Ignoring errored PFlash sector blank-check");
+ bank->sectors[i].is_erased = -1;
+ }
+ }
+ } else {
+ /* the whole bank is erased, update all sectors */
+ int i;
+ for (i = 0; i < bank->num_sectors; i++)
+ bank->sectors[i].is_erased = 1;
+ }
+ } else {
+ LOG_WARNING("kinetis_blank_check not supported yet for FlexRAM");
+ return ERROR_FLASH_OPERATION_FAILED;
+ }
+
+ return ERROR_OK;
+}
+
+
+COMMAND_HANDLER(kinetis_nvm_partition)
+{
+ int result, i;
+ unsigned long par, log2 = 0, ee1 = 0, ee2 = 0;
+ enum { SHOW_INFO, DF_SIZE, EEBKP_SIZE } sz_type = SHOW_INFO;
+ bool enable;
+ uint8_t load_flex_ram = 1;
+ uint8_t ee_size_code = 0x3f;
+ uint8_t flex_nvm_partition_code = 0;
+ uint8_t ee_split = 3;
+ struct target *target = get_current_target(CMD_CTX);
+ struct flash_bank *bank;
+ struct kinetis_flash_bank *kinfo;
+ uint32_t sim_fcfg1;
+
+ if (CMD_ARGC >= 2) {
+ if (strcmp(CMD_ARGV[0], "dataflash") == 0)
+ sz_type = DF_SIZE;
+ else if (strcmp(CMD_ARGV[0], "eebkp") == 0)
+ sz_type = EEBKP_SIZE;
+
+ par = strtoul(CMD_ARGV[1], NULL, 10);
+ while (par >> (log2 + 3))
+ log2++;
+ }
+ switch (sz_type) {
+ case SHOW_INFO:
+ result = target_read_u32(target, SIM_FCFG1, &sim_fcfg1);
+ if (result != ERROR_OK)
+ return result;
+
+ flex_nvm_partition_code = (uint8_t)((sim_fcfg1 >> 8) & 0x0f);
+ switch (flex_nvm_partition_code) {
+ case 0:
+ command_print(CMD_CTX, "No EEPROM backup, data flash only");
+ break;
+ case 1:
+ case 2:
+ case 3:
+ case 4:
+ case 5:
+ case 6:
+ command_print(CMD_CTX, "EEPROM backup %d KB", 4 << flex_nvm_partition_code);
+ break;
+ case 8:
+ command_print(CMD_CTX, "No data flash, EEPROM backup only");
+ break;
+ case 0x9:
+ case 0xA:
+ case 0xB:
+ case 0xC:
+ case 0xD:
+ case 0xE:
+ command_print(CMD_CTX, "data flash %d KB", 4 << (flex_nvm_partition_code & 7));
+ break;
+ case 0xf:
+ command_print(CMD_CTX, "No EEPROM backup, data flash only (DEPART not set)");
+ break;
+ default:
+ command_print(CMD_CTX, "Unsupported EEPROM backup size code 0x%02" PRIx8, flex_nvm_partition_code);
+ }
+ return ERROR_OK;
+
+ case DF_SIZE:
+ flex_nvm_partition_code = 0x8 | log2;
+ break;
+
+ case EEBKP_SIZE:
+ flex_nvm_partition_code = log2;
+ break;
+ }
+
+ if (CMD_ARGC == 3)
+ ee1 = ee2 = strtoul(CMD_ARGV[2], NULL, 10) / 2;
+ else if (CMD_ARGC >= 4) {
+ ee1 = strtoul(CMD_ARGV[2], NULL, 10);
+ ee2 = strtoul(CMD_ARGV[3], NULL, 10);
+ }
+
+ enable = ee1 + ee2 > 0;
+ if (enable) {
+ for (log2 = 2; ; log2++) {
+ if (ee1 + ee2 == (16u << 10) >> log2)
+ break;
+ if (ee1 + ee2 > (16u << 10) >> log2 || log2 >= 9) {
+ LOG_ERROR("Unsupported EEPROM size");
+ return ERROR_FLASH_OPERATION_FAILED;
+ }
+ }
+
+ if (ee1 * 3 == ee2)
+ ee_split = 1;
+ else if (ee1 * 7 == ee2)
+ ee_split = 0;
+ else if (ee1 != ee2) {
+ LOG_ERROR("Unsupported EEPROM sizes ratio");
+ return ERROR_FLASH_OPERATION_FAILED;
+ }
+
+ ee_size_code = log2 | ee_split << 4;
+ }
+
+ if (CMD_ARGC >= 5)
+ COMMAND_PARSE_ON_OFF(CMD_ARGV[4], enable);
+ if (enable)
+ load_flex_ram = 0;
+
+ LOG_INFO("DEPART 0x%" PRIx8 ", EEPROM size code 0x%" PRIx8,
+ flex_nvm_partition_code, ee_size_code);
+
+ result = kinetis_check_run_mode(target);
+ if (result != ERROR_OK)
+ return result;
+
+ /* reset error flags */
+ result = kinetis_ftfx_prepare(target);
+ if (result != ERROR_OK)
+ return result;
+
+ result = kinetis_ftfx_command(target, FTFx_CMD_PGMPART, load_flex_ram,
+ ee_size_code, flex_nvm_partition_code, 0, 0,
+ 0, 0, 0, 0, NULL);
+ if (result != ERROR_OK)
+ return result;
+
+ command_print(CMD_CTX, "FlexNVM partition set. Please reset MCU.");
+
+ for (i = 1; i < 4; i++) {
+ bank = get_flash_bank_by_num_noprobe(i);
+ if (bank == NULL)
+ break;
+
+ kinfo = bank->driver_priv;
+ if (kinfo && kinfo->flash_class == FC_FLEX_NVM)
+ kinfo->probed = false; /* re-probe before next use */