* Copyright (C) 2013 Nemui Trinomius *
* nemuisan_kawausogasuki@live.jp *
* *
+ * Copyright (C) 2015 Tomas Vanek *
+ * vanekt@fbl.cz *
+ * *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
/* Addressess */
#define FLEXRAM 0x14000000
+
+#define FMC_PFB01CR 0x4001f004
#define FTFx_FSTAT 0x40020000
#define FTFx_FCNFG 0x40020001
#define FTFx_FCCOB3 0x40020004
#define SIM_FCFG1 0x4004804c
#define SIM_FCFG2 0x40048050
#define WDOG_STCTRH 0x40052000
+#define SMC_PMCTRL 0x4007E001
+#define SMC_PMSTAT 0x4007E003
+
+/* Values */
+#define PM_STAT_RUN 0x01
+#define PM_STAT_VLPR 0x04
+#define PM_CTRL_RUNM_RUN 0x00
/* Commands */
#define FTFx_CMD_BLOCKSTAT 0x00
#define FTFx_CMD_LWORDPROG 0x06
#define FTFx_CMD_SECTERASE 0x09
#define FTFx_CMD_SECTWRITE 0x0b
-#define FTFx_CMD_SETFLEXRAM 0x81
#define FTFx_CMD_MASSERASE 0x44
+#define FTFx_CMD_PGMPART 0x80
+#define FTFx_CMD_SETFLEXRAM 0x81
/* The older Kinetis K series uses the following SDID layout :
* Bit 31-16 : 0
FS_PROGRAM_SECTOR = 1,
FS_PROGRAM_LONGWORD = 2,
FS_PROGRAM_PHRASE = 4, /* Unsupported */
+ FS_INVALIDATE_CACHE = 8,
} flash_support;
};
}
-static int kinetis_erase(struct flash_bank *bank, int first, int last)
+static int kinetis_check_run_mode(struct target *target)
{
int result, i;
- struct kinetis_flash_bank *kinfo = bank->driver_priv;
+ uint8_t pmctrl, pmstat;
- if (bank->target->state != TARGET_HALTED) {
+ if (target->state != TARGET_HALTED) {
LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
+ result = target_read_u8(target, SMC_PMSTAT, &pmstat);
+ if (result != ERROR_OK)
+ return result;
+
+ if (pmstat == PM_STAT_RUN)
+ return ERROR_OK;
+
+ if (pmstat == PM_STAT_VLPR) {
+ /* It is safe to switch from VLPR to RUN mode without changing clock */
+ LOG_INFO("Switching from VLPR to RUN mode.");
+ pmctrl = PM_CTRL_RUNM_RUN;
+ result = target_write_u8(target, SMC_PMCTRL, pmctrl);
+ if (result != ERROR_OK)
+ return result;
+
+ for (i = 100; i; i--) {
+ result = target_read_u8(target, SMC_PMSTAT, &pmstat);
+ if (result != ERROR_OK)
+ return result;
+
+ if (pmstat == PM_STAT_RUN)
+ return ERROR_OK;
+ }
+ }
+
+ LOG_ERROR("Flash operation not possible in current run mode: SMC_PMSTAT: 0x%x", pmstat);
+ LOG_ERROR("Issue a 'reset init' command.");
+ return ERROR_TARGET_NOT_HALTED;
+}
+
+
+static void kinetis_invalidate_flash_cache(struct flash_bank *bank)
+{
+ struct kinetis_flash_bank *kinfo = bank->driver_priv;
+ uint8_t pfb01cr_byte2 = 0xf0;
+
+ if (!(kinfo->flash_support & FS_INVALIDATE_CACHE))
+ return;
+
+ target_write_memory(bank->target, FMC_PFB01CR + 2, 1, 1, &pfb01cr_byte2);
+ return;
+}
+
+
+static int kinetis_erase(struct flash_bank *bank, int first, int last)
+{
+ int result, i;
+ struct kinetis_flash_bank *kinfo = bank->driver_priv;
+
+ result = kinetis_check_run_mode(bank->target);
+ if (result != ERROR_OK)
+ return result;
+
if ((first > bank->num_sectors) || (last > bank->num_sectors))
return ERROR_FLASH_OPERATION_FAILED;
bank->sectors[i].is_erased = 1;
}
+ kinetis_invalidate_flash_cache(bank);
+
if (first == 0) {
LOG_WARNING
("flash configuration field erased, please reset the device");
struct kinetis_flash_bank *kinfo = bank->driver_priv;
uint8_t *new_buffer = NULL;
- if (bank->target->state != TARGET_HALTED) {
- LOG_ERROR("Target not halted");
- return ERROR_TARGET_NOT_HALTED;
- }
+ result = kinetis_check_run_mode(bank->target);
+ if (result != ERROR_OK)
+ return result;
if (!(kinfo->flash_support & FS_PROGRAM_SECTOR)) {
/* fallback to longword write */
return ERROR_FLASH_OPERATION_FAILED;
}
+ kinetis_invalidate_flash_cache(bank);
return ERROR_OK;
}
int result, i;
uint32_t offset = 0;
uint8_t fcfg1_nvmsize, fcfg1_pfsize, fcfg1_eesize, fcfg1_depart;
- uint8_t fcfg2_pflsh;
+ 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;
pflash_sector_size_bytes = 1<<10;
nvm_sector_size_bytes = 1<<10;
num_blocks = 2;
- kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE;
break;
case KINETIS_K_SDID_K10_M72:
case KINETIS_K_SDID_K20_M72:
pflash_sector_size_bytes = 2<<10;
nvm_sector_size_bytes = 1<<10;
num_blocks = 2;
- kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE;
kinfo->max_flash_prog_size = 1<<10;
break;
case KINETIS_K_SDID_K10_M100:
pflash_sector_size_bytes = 2<<10;
nvm_sector_size_bytes = 2<<10;
num_blocks = 2;
- kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE;
break;
case KINETIS_K_SDID_K21_M120:
case KINETIS_K_SDID_K22_M120:
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;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE;
break;
case KINETIS_K_SDID_K10_M120:
case KINETIS_K_SDID_K20_M120:
pflash_sector_size_bytes = 4<<10;
nvm_sector_size_bytes = 4<<10;
num_blocks = 4;
- kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE;
break;
default:
LOG_ERROR("Unsupported K-family FAMID");
/* K02FN64, K02FN128: FTFA, 2kB sectors */
pflash_sector_size_bytes = 2<<10;
num_blocks = 1;
- kinfo->flash_support = FS_PROGRAM_LONGWORD;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE;
break;
case KINETIS_SDID_FAMILYID_K2X | KINETIS_SDID_SUBFAMID_KX2: {
/* MK24FN1M */
pflash_sector_size_bytes = 4<<10;
num_blocks = 2;
- kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE;
kinfo->max_flash_prog_size = 1<<10;
break;
}
|| (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;
- num_blocks = 2; /* 1 or 2 blocks */
- kinfo->flash_support = FS_PROGRAM_LONGWORD;
+ /* autodetect 1 or 2 blocks */
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE;
break;
}
LOG_ERROR("Unsupported Kinetis K22 DIEID");
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;
+ kinfo->flash_support = FS_PROGRAM_LONGWORD | FS_INVALIDATE_CACHE;
break;
}
/* K24FN1M without errata 7534 */
num_blocks = 2;
- kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE;
kinfo->max_flash_prog_size = 1<<10;
break;
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;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE;
break;
case KINETIS_SDID_FAMILYID_K2X | KINETIS_SDID_SUBFAMID_KX6:
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;
+ kinfo->flash_support = FS_PROGRAM_PHRASE | FS_PROGRAM_SECTOR | FS_INVALIDATE_CACHE;
break;
default:
LOG_ERROR("Unsupported Kinetis FAMILYID SUBFAMID");
/* KL-series */
pflash_sector_size_bytes = 1<<10;
nvm_sector_size_bytes = 1<<10;
- num_blocks = 1;
+ /* autodetect 1 or 2 blocks */
kinfo->flash_support = FS_PROGRAM_LONGWORD;
break;
default:
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) {
pf_size = 1 << (14 + (fcfg1_pfsize >> 1));
break;
case 0x0f:
- if (pflash_sector_size_bytes >= 4<<10)
- pf_size = 1024<<10;
- else if (fcfg2_pflsh)
- pf_size = 512<<10;
+ /* 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 = 256<<10;
+ 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;
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;
static int kinetis_blank_check(struct flash_bank *bank)
{
struct kinetis_flash_bank *kinfo = bank->driver_priv;
+ int result;
- if (bank->target->state != TARGET_HALTED) {
- LOG_ERROR("Target not halted");
- return ERROR_TARGET_NOT_HALTED;
- }
+ /* suprisingly blank check does not work in VLPR and HSRUN modes */
+ result = kinetis_check_run_mode(bank->target);
+ if (result != ERROR_OK)
+ return result;
if (kinfo->flash_class == FC_PFLASH || kinfo->flash_class == FC_FLEX_NVM) {
- int result;
bool block_dirty = false;
uint8_t ftfx_fstat;
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 ftfx_fstat;
+ 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;
+
+ result = kinetis_ftfx_command(target, FTFx_CMD_PGMPART, load_flex_ram,
+ ee_size_code, flex_nvm_partition_code, 0, 0,
+ 0, 0, 0, 0, &ftfx_fstat);
+ 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 */
+ }
+
+ command_print(CMD_CTX, "FlexNVM banks will be re-probed to set new data flash size.");
+ return ERROR_OK;
+}
+
+
static const struct command_registration kinetis_securtiy_command_handlers[] = {
{
.name = "check_security",
.usage = "",
.handler = kinetis_disable_wdog_handler,
},
+ {
+ .name = "nvm_partition",
+ .mode = COMMAND_EXEC,
+ .help = "Show/set data flash or EEPROM backup size in kilobytes,"
+ " set two EEPROM sizes in bytes and FlexRAM loading during reset",
+ .usage = "('info'|'dataflash' size|'eebkp' size) [eesize1 eesize2] ['on'|'off']",
+ .handler = kinetis_nvm_partition,
+ },
COMMAND_REGISTRATION_DONE
};
Code Review / openocd.git / blobdiff