X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Fflash%2Fnor%2Fkinetis.c;h=3d2fa1c643292a4d5c1f45d5ab979fe8cbd29f4c;hb=bfb02d5ba1238bb88cdf28863492cf1521ab2bab;hp=a1614d38b2deff1d7884a3ffce972fa56e9a6a46;hpb=be6d14d1fb2e45626a63ec52e0fe1dd37718874d;p=openocd.git diff --git a/src/flash/nor/kinetis.c b/src/flash/nor/kinetis.c index a1614d38b2..3d2fa1c643 100644 --- a/src/flash/nor/kinetis.c +++ b/src/flash/nor/kinetis.c @@ -11,6 +11,9 @@ * 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 * @@ -79,6 +82,8 @@ /* Addressess */ #define FLEXRAM 0x14000000 + +#define FMC_PFB01CR 0x4001f004 #define FTFx_FSTAT 0x40020000 #define FTFx_FCNFG 0x40020001 #define FTFx_FCCOB3 0x40020004 @@ -89,6 +94,13 @@ #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 @@ -96,8 +108,9 @@ #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 @@ -212,6 +225,7 @@ struct kinetis_flash_bank { FS_PROGRAM_SECTOR = 1, FS_PROGRAM_LONGWORD = 2, FS_PROGRAM_PHRASE = 4, /* Unsupported */ + FS_INVALIDATE_CACHE = 8, } flash_support; }; @@ -874,7 +888,7 @@ static int kinetis_protect_check(struct flash_bank *bank) return ERROR_OK; } -static int kinetis_ftfx_command(struct flash_bank *bank, uint8_t fcmd, uint32_t faddr, +static int kinetis_ftfx_command(struct target *target, uint8_t fcmd, uint32_t faddr, uint8_t fccob4, uint8_t fccob5, uint8_t fccob6, uint8_t fccob7, uint8_t fccob8, uint8_t fccob9, uint8_t fccoba, uint8_t fccobb, uint8_t *ftfx_fstat) @@ -888,7 +902,7 @@ static int kinetis_ftfx_command(struct flash_bank *bank, uint8_t fcmd, uint32_t /* wait for done */ for (i = 0; i < 50; i++) { result = - target_read_memory(bank->target, FTFx_FSTAT, 1, 1, &buffer); + target_read_memory(target, FTFx_FSTAT, 1, 1, &buffer); if (result != ERROR_OK) return result; @@ -903,26 +917,26 @@ static int kinetis_ftfx_command(struct flash_bank *bank, uint8_t fcmd, uint32_t /* reset error flags */ buffer = 0x30; result = - target_write_memory(bank->target, FTFx_FSTAT, 1, 1, &buffer); + target_write_memory(target, FTFx_FSTAT, 1, 1, &buffer); if (result != ERROR_OK) return result; } - result = target_write_memory(bank->target, FTFx_FCCOB3, 4, 3, command); + result = target_write_memory(target, FTFx_FCCOB3, 4, 3, command); if (result != ERROR_OK) return result; /* start command */ buffer = 0x80; - result = target_write_memory(bank->target, FTFx_FSTAT, 1, 1, &buffer); + result = target_write_memory(target, FTFx_FSTAT, 1, 1, &buffer); if (result != ERROR_OK) return result; /* wait for done */ for (i = 0; i < 240; i++) { /* Need longtime for "Mass Erase" Command Nemui Changed */ result = - target_read_memory(bank->target, FTFx_FSTAT, 1, 1, ftfx_fstat); + target_read_memory(target, FTFx_FSTAT, 1, 1, ftfx_fstat); if (result != ERROR_OK) return result; @@ -943,37 +957,69 @@ static int kinetis_ftfx_command(struct flash_bank *bank, uint8_t fcmd, uint32_t return ERROR_OK; } -COMMAND_HANDLER(kinetis_securing_test) + +static int kinetis_check_run_mode(struct target *target) { - int result; - uint8_t ftfx_fstat; - struct target *target = get_current_target(CMD_CTX); - struct flash_bank *bank = NULL; + int result, i; + uint8_t pmctrl, pmstat; - result = get_flash_bank_by_addr(target, 0x00000000, true, &bank); + 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; - assert(bank != NULL); + if (pmstat == PM_STAT_RUN) + return ERROR_OK; - if (target->state != TARGET_HALTED) { - LOG_ERROR("Target not halted"); - return ERROR_TARGET_NOT_HALTED; + 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; + } } - return kinetis_ftfx_command(bank, FTFx_CMD_SECTERASE, bank->base + 0x00000400, - 0, 0, 0, 0, 0, 0, 0, 0, &ftfx_fstat); + 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; - 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 ((first > bank->num_sectors) || (last > bank->num_sectors)) return ERROR_FLASH_OPERATION_FAILED; @@ -986,7 +1032,7 @@ static int kinetis_erase(struct flash_bank *bank, int first, int last) for (i = first; i <= last; i++) { uint8_t ftfx_fstat; /* set command and sector address */ - result = kinetis_ftfx_command(bank, FTFx_CMD_SECTERASE, kinfo->prog_base + bank->sectors[i].offset, + result = kinetis_ftfx_command(bank->target, FTFx_CMD_SECTERASE, kinfo->prog_base + bank->sectors[i].offset, 0, 0, 0, 0, 0, 0, 0, 0, &ftfx_fstat); if (result != ERROR_OK) { @@ -997,6 +1043,8 @@ static int kinetis_erase(struct flash_bank *bank, int first, int last) bank->sectors[i].is_erased = 1; } + kinetis_invalidate_flash_cache(bank); + if (first == 0) { LOG_WARNING ("flash configuration field erased, please reset the device"); @@ -1005,53 +1053,63 @@ static int kinetis_erase(struct flash_bank *bank, int first, int last) return ERROR_OK; } +static int kinetis_make_ram_ready(struct target *target) +{ + int result; + uint8_t ftfx_fstat; + uint8_t ftfx_fcnfg; + + /* check if ram ready */ + result = target_read_memory(target, FTFx_FCNFG, 1, 1, &ftfx_fcnfg); + if (result != ERROR_OK) + return result; + + if (ftfx_fcnfg & (1 << 1)) + return ERROR_OK; /* ram ready */ + + /* make flex ram available */ + result = kinetis_ftfx_command(target, FTFx_CMD_SETFLEXRAM, 0x00ff0000, + 0, 0, 0, 0, 0, 0, 0, 0, &ftfx_fstat); + if (result != ERROR_OK) + return ERROR_FLASH_OPERATION_FAILED; + + /* check again */ + result = target_read_memory(target, FTFx_FCNFG, 1, 1, &ftfx_fcnfg); + if (result != ERROR_OK) + return result; + + if (ftfx_fcnfg & (1 << 1)) + return ERROR_OK; /* ram ready */ + + return ERROR_FLASH_OPERATION_FAILED; +} + static int kinetis_write(struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count) { unsigned int i, result, fallback = 0; - uint8_t buf[8]; uint32_t wc; 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 */ fallback = 1; LOG_WARNING("This device supports Program Longword execution only."); - LOG_DEBUG("flash write into PFLASH @08%" PRIX32, offset); - - } else if (kinfo->flash_class == FC_FLEX_NVM) { - uint8_t ftfx_fstat; - - LOG_DEBUG("flash write into FlexNVM @%08" PRIX32, offset); - - /* make flex ram available */ - result = kinetis_ftfx_command(bank, FTFx_CMD_SETFLEXRAM, 0x00ff0000, 0, 0, 0, 0, 0, 0, 0, 0, &ftfx_fstat); - - if (result != ERROR_OK) - return ERROR_FLASH_OPERATION_FAILED; - - /* check if ram ready */ - result = target_read_memory(bank->target, FTFx_FCNFG, 1, 1, buf); - - if (result != ERROR_OK) - return result; - - if (!(buf[0] & (1 << 1))) { - /* fallback to longword write */ + } else { + result = kinetis_make_ram_ready(bank->target); + if (result != ERROR_OK) { fallback = 1; - - LOG_WARNING("ram not ready, fallback to slow longword write (FCNFG: %02X)", buf[0]); + LOG_WARNING("FlexRAM not ready, fallback to slow longword write."); } - } else { - LOG_DEBUG("flash write into PFLASH @08%" PRIX32, offset); } + LOG_DEBUG("flash write @08%" PRIX32, offset); + /* program section command */ if (fallback == 0) { @@ -1126,7 +1184,7 @@ static int kinetis_write(struct flash_bank *bank, const uint8_t *buffer, } /* execute section-write command */ - result = kinetis_ftfx_command(bank, FTFx_CMD_SECTWRITE, kinfo->prog_base + offset + i, + result = kinetis_ftfx_command(bank->target, FTFx_CMD_SECTWRITE, kinfo->prog_base + offset + i, section_count>>8, section_count, 0, 0, 0, 0, 0, 0, &ftfx_fstat); @@ -1172,7 +1230,7 @@ static int kinetis_write(struct flash_bank *bank, const uint8_t *buffer, uint8_t padding[4] = {0xff, 0xff, 0xff, 0xff}; memcpy(padding, buffer + i, MIN(4, count-i)); - result = kinetis_ftfx_command(bank, FTFx_CMD_LWORDPROG, kinfo->prog_base + offset + i, + result = kinetis_ftfx_command(bank->target, FTFx_CMD_LWORDPROG, kinfo->prog_base + offset + i, padding[3], padding[2], padding[1], padding[0], 0, 0, 0, 0, &ftfx_fstat); @@ -1185,15 +1243,16 @@ static int kinetis_write(struct flash_bank *bank, const uint8_t *buffer, return ERROR_FLASH_OPERATION_FAILED; } + kinetis_invalidate_flash_cache(bank); return ERROR_OK; } -static int kinetis_read_part_info(struct flash_bank *bank) +static int kinetis_probe(struct flash_bank *bank) { 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; @@ -1217,7 +1276,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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: @@ -1230,7 +1289,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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: @@ -1246,7 +1305,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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: @@ -1255,7 +1314,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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: @@ -1265,7 +1324,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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"); @@ -1279,7 +1338,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) /* 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: { @@ -1294,7 +1353,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) /* 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; } @@ -1303,8 +1362,8 @@ static int kinetis_read_part_info(struct flash_bank *bank) || (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"); @@ -1315,12 +1374,12 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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; @@ -1334,7 +1393,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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: @@ -1345,7 +1404,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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"); @@ -1355,7 +1414,7 @@ static int kinetis_read_part_info(struct flash_bank *bank) /* 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: @@ -1385,6 +1444,18 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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) { @@ -1461,12 +1532,22 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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; @@ -1538,6 +1619,20 @@ static int kinetis_read_part_info(struct flash_bank *bank) 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; @@ -1574,16 +1669,6 @@ static int kinetis_read_part_info(struct flash_bank *bank) return ERROR_OK; } -static int kinetis_probe(struct flash_bank *bank) -{ - if (bank->target->state != TARGET_HALTED) { - LOG_WARNING("Cannot communicate... target not halted."); - return ERROR_TARGET_NOT_HALTED; - } - - return kinetis_read_part_info(bank); -} - static int kinetis_auto_probe(struct flash_bank *bank) { struct kinetis_flash_bank *kinfo = bank->driver_priv; @@ -1613,14 +1698,14 @@ static int kinetis_info(struct flash_bank *bank, char *buf, int buf_size) 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; @@ -1633,7 +1718,7 @@ static int kinetis_blank_check(struct flash_bank *bank) if (!block_dirty) { /* check if whole bank is blank */ - result = kinetis_ftfx_command(bank, FTFx_CMD_BLOCKSTAT, kinfo->prog_base, + 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)) @@ -1645,7 +1730,8 @@ static int kinetis_blank_check(struct flash_bank *bank) int i; for (i = 0; i < bank->num_sectors; i++) { /* normal margin */ - result = kinetis_ftfx_command(bank, FTFx_CMD_SECTSTAT, kinfo->prog_base + bank->sectors[i].offset, + 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) { @@ -1669,6 +1755,145 @@ static int kinetis_blank_check(struct flash_bank *bank) 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", @@ -1684,13 +1909,6 @@ static const struct command_registration kinetis_securtiy_command_handlers[] = { .usage = "", .handler = kinetis_mdm_mass_erase, }, - { - .name = "test_securing", - .mode = COMMAND_EXEC, - .help = "", - .usage = "", - .handler = kinetis_securing_test, - }, COMMAND_REGISTRATION_DONE }; @@ -1709,6 +1927,14 @@ static const struct command_registration kinetis_exec_command_handlers[] = { .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 }; @@ -1716,7 +1942,7 @@ static const struct command_registration kinetis_command_handler[] = { { .name = "kinetis", .mode = COMMAND_ANY, - .help = "kinetis NAND flash controller commands", + .help = "kinetis flash controller commands", .usage = "", .chain = kinetis_exec_command_handlers, },