+static int kinetis_write(struct flash_bank *bank, const uint8_t *buffer,
+ uint32_t offset, uint32_t count)
+{
+ int result;
+ bool set_fcf = false;
+ int sect = 0;
+ struct kinetis_flash_bank *k_bank = bank->driver_priv;
+
+ 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 (k_bank->prog_base == 0 && !allow_fcf_writes) {
+ if (bank->sectors[1].offset <= FCF_ADDRESS)
+ sect = 1; /* 1kb sector, FCF in 2nd sector */
+
+ if (offset < bank->sectors[sect].offset + bank->sectors[sect].size
+ && offset + count > bank->sectors[sect].offset)
+ set_fcf = true; /* write to any part of sector with FCF */
+ }
+
+ if (set_fcf) {
+ uint8_t fcf_buffer[FCF_SIZE];
+ uint8_t fcf_current[FCF_SIZE];
+
+ kinetis_fill_fcf(bank, fcf_buffer);
+
+ if (offset < FCF_ADDRESS) {
+ /* write part preceding FCF */
+ result = kinetis_write_inner(bank, buffer, offset, FCF_ADDRESS - offset);
+ if (result != ERROR_OK)
+ return result;
+ }
+
+ result = target_read_memory(bank->target, bank->base + FCF_ADDRESS, 4, FCF_SIZE / 4, fcf_current);
+ if (result == ERROR_OK && memcmp(fcf_current, fcf_buffer, FCF_SIZE) == 0)
+ set_fcf = false;
+
+ if (set_fcf) {
+ /* write FCF if differs from flash - eliminate multiple writes */
+ result = kinetis_write_inner(bank, fcf_buffer, FCF_ADDRESS, FCF_SIZE);
+ if (result != ERROR_OK)
+ return result;
+ }
+
+ LOG_WARNING("Flash Configuration Field written.");
+ LOG_WARNING("Reset or power off the device to make settings effective.");
+
+ if (offset + count > FCF_ADDRESS + FCF_SIZE) {
+ uint32_t delta = FCF_ADDRESS + FCF_SIZE - offset;
+ /* write part after FCF */
+ result = kinetis_write_inner(bank, buffer + delta, FCF_ADDRESS + FCF_SIZE, count - delta);
+ }
+ return result;
+
+ } else
+ /* no FCF fiddling, normal write */
+ return kinetis_write_inner(bank, buffer, offset, count);
+}
+
+
+static int kinetis_probe_chip(struct kinetis_chip *k_chip)
+{
+ int result;
+ uint8_t fcfg1_nvmsize, fcfg1_pfsize, fcfg1_eesize, fcfg1_depart;
+ uint8_t fcfg2_pflsh;
+ uint32_t ee_size = 0;
+ uint32_t pflash_size_k, nvm_size_k, dflash_size_k;
+ uint32_t pflash_size_m;
+ unsigned num_blocks = 0;
+ unsigned maxaddr_shift = 13;
+ struct target *target = k_chip->target;
+
+ unsigned familyid = 0, subfamid = 0;
+ unsigned cpu_mhz = 120;
+ unsigned idx;
+ bool use_nvm_marking = false;
+ char flash_marking[8], nvm_marking[2];
+ char name[40];
+
+ k_chip->probed = false;
+ k_chip->pflash_sector_size = 0;
+ k_chip->pflash_base = 0;
+ k_chip->nvm_base = 0x10000000;
+ k_chip->progr_accel_ram = FLEXRAM;
+
+ name[0] = '\0';
+
+ result = target_read_u32(target, SIM_SDID, &k_chip->sim_sdid);
+ if (result != ERROR_OK)
+ return result;
+
+ if ((k_chip->sim_sdid & (~KINETIS_SDID_K_SERIES_MASK)) == 0) {
+ /* older K-series MCU */
+ uint32_t mcu_type = k_chip->sim_sdid & KINETIS_K_SDID_TYPE_MASK;
+
+ switch (mcu_type) {
+ case KINETIS_K_SDID_K10_M50:
+ case KINETIS_K_SDID_K20_M50:
+ /* 1kB sectors */
+ k_chip->pflash_sector_size = 1<<10;
+ k_chip->nvm_sector_size = 1<<10;
+ num_blocks = 2;
+ k_chip->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 */
+ k_chip->pflash_sector_size = 2<<10;
+ k_chip->nvm_sector_size = 1<<10;
+ num_blocks = 2;
+ k_chip->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ k_chip->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 */
+ k_chip->pflash_sector_size = 2<<10;
+ k_chip->nvm_sector_size = 2<<10;
+ num_blocks = 2;
+ k_chip->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) */
+ k_chip->pflash_sector_size = 4<<10;
+ k_chip->max_flash_prog_size = 1<<10;
+ k_chip->nvm_sector_size = 4<<10;
+ num_blocks = 2;
+ k_chip->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 */
+ k_chip->pflash_sector_size = 4<<10;
+ k_chip->nvm_sector_size = 4<<10;
+ num_blocks = 4;
+ k_chip->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ break;
+ default:
+ LOG_ERROR("Unsupported K-family FAMID");
+ }
+
+ for (idx = 0; idx < ARRAY_SIZE(kinetis_types_old); idx++) {
+ if (kinetis_types_old[idx].sdid == mcu_type) {
+ strcpy(name, kinetis_types_old[idx].name);
+ use_nvm_marking = true;
+ break;
+ }
+ }
+
+ } else {
+ /* Newer K-series or KL series MCU */
+ familyid = (k_chip->sim_sdid & KINETIS_SDID_FAMILYID_MASK) >> KINETIS_SDID_FAMILYID_SHIFT;
+ subfamid = (k_chip->sim_sdid & KINETIS_SDID_SUBFAMID_MASK) >> KINETIS_SDID_SUBFAMID_SHIFT;
+
+ switch (k_chip->sim_sdid & KINETIS_SDID_SERIESID_MASK) {
+ case KINETIS_SDID_SERIESID_K:
+ use_nvm_marking = true;
+ switch (k_chip->sim_sdid & (KINETIS_SDID_FAMILYID_MASK | KINETIS_SDID_SUBFAMID_MASK)) {
+ case KINETIS_SDID_FAMILYID_K0X | KINETIS_SDID_SUBFAMID_KX2:
+ /* K02FN64, K02FN128: FTFA, 2kB sectors */
+ k_chip->pflash_sector_size = 2<<10;
+ num_blocks = 1;
+ k_chip->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K;
+ cpu_mhz = 100;
+ 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 (((k_chip->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K24FN1M) &&
+ ((sopt1 & KINETIS_SOPT1_RAMSIZE_MASK) == KINETIS_SOPT1_RAMSIZE_K24FN1M)) {
+ /* MK24FN1M */
+ k_chip->pflash_sector_size = 4<<10;
+ num_blocks = 2;
+ k_chip->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ k_chip->max_flash_prog_size = 1<<10;
+ subfamid = 4; /* errata 1N83J fix */
+ break;
+ }
+ if ((k_chip->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K22FN128
+ || (k_chip->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K22FN256
+ || (k_chip->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K22FN512) {
+ /* K22 with new-style SDID - smaller pflash with FTFA, 2kB sectors */
+ k_chip->pflash_sector_size = 2<<10;
+ /* autodetect 1 or 2 blocks */
+ k_chip->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:
+ k_chip->pflash_sector_size = 4<<10;
+ if ((k_chip->sim_sdid & (KINETIS_SDID_DIEID_MASK)) == KINETIS_SDID_DIEID_K24FN256) {
+ /* K24FN256 - smaller pflash with FTFA */
+ num_blocks = 1;
+ k_chip->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K;
+ break;
+ }
+ /* K24FN1M without errata 7534 */
+ num_blocks = 2;
+ k_chip->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ k_chip->max_flash_prog_size = 1<<10;
+ break;
+
+ case KINETIS_SDID_FAMILYID_K6X | KINETIS_SDID_SUBFAMID_KX1: /* errata 7534 - should be K63 */
+ case KINETIS_SDID_FAMILYID_K6X | KINETIS_SDID_SUBFAMID_KX2: /* errata 7534 - should be K64 */
+ subfamid += 2; /* errata 7534 fix */
+ case KINETIS_SDID_FAMILYID_K6X | KINETIS_SDID_SUBFAMID_KX3:
+ /* K63FN1M0 */
+ case KINETIS_SDID_FAMILYID_K6X | KINETIS_SDID_SUBFAMID_KX4:
+ /* K64FN1M0, K64FX512 */
+ k_chip->pflash_sector_size = 4<<10;
+ k_chip->nvm_sector_size = 4<<10;
+ k_chip->max_flash_prog_size = 1<<10;
+ num_blocks = 2;
+ k_chip->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 */
+ k_chip->pflash_sector_size = 4<<10;
+ k_chip->nvm_sector_size = 4<<10;
+ k_chip->max_flash_prog_size = 1<<10;
+ num_blocks = 4;
+ k_chip->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE_K;
+ cpu_mhz = 180;
+ 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 */
+ k_chip->pflash_sector_size = 4<<10;
+ num_blocks = 1;
+ k_chip->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K | FS_NO_CMD_BLOCKSTAT;
+ cpu_mhz = 150;
+ break;
+
+ case KINETIS_SDID_FAMILYID_KL8X | KINETIS_SDID_SUBFAMID_KX1:
+ case KINETIS_SDID_FAMILYID_KL8X | KINETIS_SDID_SUBFAMID_KX2:
+ /* KL81Z128, KL82Z128 */
+ k_chip->pflash_sector_size = 2<<10;
+ num_blocks = 1;
+ k_chip->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_L | FS_NO_CMD_BLOCKSTAT;
+ use_nvm_marking = false;
+ snprintf(name, sizeof(name), "MKL8%uZ%%s7",
+ subfamid);
+ break;
+
+ default:
+ LOG_ERROR("Unsupported Kinetis FAMILYID SUBFAMID");
+ }
+
+ if (name[0] == '\0')
+ snprintf(name, sizeof(name), "MK%u%uF%%s%u",
+ familyid, subfamid, cpu_mhz / 10);
+ break;
+
+ case KINETIS_SDID_SERIESID_KL:
+ /* KL-series */
+ k_chip->pflash_sector_size = 1<<10;
+ k_chip->nvm_sector_size = 1<<10;
+ /* autodetect 1 or 2 blocks */
+ k_chip->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_L;
+
+ cpu_mhz = 48;
+ if (subfamid == 3 && (familyid == 1 || familyid == 2))
+ subfamid = 7;
+ snprintf(name, sizeof(name), "MKL%u%uZ%%s%u",
+ familyid, subfamid, cpu_mhz / 10);
+ break;
+
+ case KINETIS_SDID_SERIESID_KV:
+ /* KV-series */
+ switch (k_chip->sim_sdid & (KINETIS_SDID_FAMILYID_MASK | KINETIS_SDID_SUBFAMID_MASK)) {
+ case KINETIS_SDID_FAMILYID_K1X | KINETIS_SDID_SUBFAMID_KX0:
+ /* KV10: FTFA, 1kB sectors */
+ k_chip->pflash_sector_size = 1<<10;
+ num_blocks = 1;
+ k_chip->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_L;
+ strcpy(name, "MKV10Z%s7");
+ break;
+
+ case KINETIS_SDID_FAMILYID_K1X | KINETIS_SDID_SUBFAMID_KX1:
+ /* KV11: FTFA, 2kB sectors */
+ k_chip->pflash_sector_size = 2<<10;
+ num_blocks = 1;
+ k_chip->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_L;
+ strcpy(name, "MKV11Z%s7");
+ 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 */
+ k_chip->pflash_sector_size = 2<<10;
+ /* autodetect 1 or 2 blocks */
+ k_chip->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 */
+ k_chip->pflash_sector_size = 4<<10;
+ num_blocks = 1;
+ k_chip->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE_K;
+ cpu_mhz = 168;
+ break;