X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fflash%2Fnor%2Flpc2000.c;h=3962f305c809ba3cef780cccb7cb6aa81c04c01d;hp=06f3ec426e7b9560e415b9b5894efb671f04a597;hb=0bd6ef5f5d054fa6875d68a6e690e84e2dec6f46;hpb=15615dcff21420f0be783f3c57bf1dfaa1021c84 diff --git a/src/flash/nor/lpc2000.c b/src/flash/nor/lpc2000.c index 06f3ec426e..3962f305c8 100644 --- a/src/flash/nor/lpc2000.c +++ b/src/flash/nor/lpc2000.c @@ -18,7 +18,7 @@ * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the * * Free Software Foundation, Inc., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * ***************************************************************************/ #ifdef HAVE_CONFIG_H @@ -58,23 +58,36 @@ * lpc1700: * - 175x * - 176x (tested with LPC1768) + * + * lpc4300 (also available as lpc1800 - alias) + * - 43x2 | 3 | 5 | 7 (tested with 4337) + * - 18x2 | 3 | 5 | 7 + * + * lpc800: + * - 810 | 1 | 2 (tested with 812) */ typedef enum { lpc2000_v1, lpc2000_v2, - lpc1700 + lpc1700, + lpc4300, + lpc800, } lpc2000_variant; struct lpc2000_flash_bank { lpc2000_variant variant; uint32_t cclk; int cmd51_dst_boundary; + int cmd51_can_64b; int cmd51_can_256b; int cmd51_can_8192b; int calc_checksum; uint32_t cmd51_max_buffer; int checksum_vector; + uint32_t iap_max_stack; + uint32_t cmd51_src_offset; + uint32_t lpc4300_bank; }; enum lpc2000_status_codes { @@ -97,7 +110,10 @@ enum lpc2000_status_codes { LPC2000_INVALID_CODE = 16, LPC2000_INVALID_BAUD_RATE = 17, LPC2000_INVALID_STOP_BIT = 18, - LPC2000_CRP_ENABLED = 19 + LPC2000_CRP_ENABLED = 19, + LPC2000_INVALID_FLASH_UNIT = 20, + LPC2000_USER_CODE_CHECKSUM = 21, + LCP2000_ERROR_SETTING_ACTIVE_PARTITION = 22, }; static int lpc2000_build_sector_list(struct flash_bank *bank) @@ -213,7 +229,20 @@ static int lpc2000_build_sector_list(struct flash_bank *bank) } } else if (lpc2000_info->variant == lpc1700) { switch (bank->size) { + case 4 * 1024: + lpc2000_info->cmd51_max_buffer = 1024; + bank->num_sectors = 1; + break; + case 8 * 1024: + lpc2000_info->cmd51_max_buffer = 1024; + bank->num_sectors = 2; + break; + case 16 * 1024: + lpc2000_info->cmd51_max_buffer = 1024; + bank->num_sectors = 4; + break; case 32 * 1024: + lpc2000_info->cmd51_max_buffer = 1024; bank->num_sectors = 8; break; case 64 * 1024: @@ -243,6 +272,61 @@ static int lpc2000_build_sector_list(struct flash_bank *bank) bank->sectors[i].is_erased = -1; bank->sectors[i].is_protected = 1; } + } else if (lpc2000_info->variant == lpc4300) { + switch (bank->size) { + case 256 * 1024: + bank->num_sectors = 11; + break; + case 384 * 1024: + bank->num_sectors = 13; + break; + case 512 * 1024: + bank->num_sectors = 15; + break; + default: + LOG_ERROR("BUG: unknown bank->size encountered"); + exit(-1); + } + + bank->sectors = malloc(sizeof(struct flash_sector) * bank->num_sectors); + + for (int i = 0; i < bank->num_sectors; i++) { + bank->sectors[i].offset = offset; + /* sectors 0-7 are 8kB-sized, 8 and above are 64kB-sized for LPC43xx devices */ + bank->sectors[i].size = (i < 8) ? 8 * 1024 : 64 * 1024; + offset += bank->sectors[i].size; + bank->sectors[i].is_erased = -1; + bank->sectors[i].is_protected = 1; + } + + } else if (lpc2000_info->variant == lpc800) { + lpc2000_info->cmd51_max_buffer = 1024; + switch (bank->size) { + case 4 * 1024: + bank->num_sectors = 4; + break; + case 8 * 1024: + bank->num_sectors = 8; + break; + case 16 * 1024: + bank->num_sectors = 16; + break; + default: + LOG_ERROR("BUG: unknown bank->size encountered"); + exit(-1); + } + + bank->sectors = malloc(sizeof(struct flash_sector) * bank->num_sectors); + + for (int i = 0; i < bank->num_sectors; i++) { + bank->sectors[i].offset = offset; + /* sectors 0-15 are 1kB-sized for LPC8xx devices */ + bank->sectors[i].size = 1 * 1024; + offset += bank->sectors[i].size; + bank->sectors[i].is_erased = -1; + bank->sectors[i].is_protected = 1; + } + } else { LOG_ERROR("BUG: unknown lpc2000_info->variant encountered"); exit(-1); @@ -252,28 +336,30 @@ static int lpc2000_build_sector_list(struct flash_bank *bank) } /* this function allocates and initializes working area used for IAP algorithm - * uses 180 bytes working area + * uses 52 + max IAP stack bytes working area * 0x0 to 0x7: jump gate (BX to thumb state, b -2 to wait) * 0x8 to 0x1f: command parameter table (1+5 words) * 0x20 to 0x33: command result table (1+4 words) - * 0x34 to 0xb3: stack (only 128b needed) + * 0x34 to 0xb3|0x104: stack (only 128b needed for lpc17xx/2000, 208 for lpc43xx and 148b for lpc8xx) */ static int lpc2000_iap_working_area_init(struct flash_bank *bank, struct working_area **iap_working_area) { struct target *target = bank->target; + struct lpc2000_flash_bank *lpc2000_info = bank->driver_priv; - if (target_alloc_working_area(target, 180, iap_working_area) != ERROR_OK) { + if (target_alloc_working_area(target, 0x34 + lpc2000_info->iap_max_stack, iap_working_area) != ERROR_OK) { LOG_ERROR("no working area specified, can't write LPC2000 internal flash"); return ERROR_FLASH_OPERATION_FAILED; } - struct lpc2000_flash_bank *lpc2000_info = bank->driver_priv; uint8_t jump_gate[8]; /* write IAP code to working area */ switch (lpc2000_info->variant) { + case lpc800: case lpc1700: + case lpc4300: target_buffer_set_u32(target, jump_gate, ARMV4_5_T_BX(12)); target_buffer_set_u32(target, jump_gate + 4, ARMV5_T_BKPT(0)); break; @@ -301,15 +387,17 @@ static int lpc2000_iap_call(struct flash_bank *bank, struct working_area *iap_wo uint32_t param_table[5], uint32_t result_table[4]) { struct lpc2000_flash_bank *lpc2000_info = bank->driver_priv; + struct target *target = bank->target; struct arm_algorithm arm_algo; /* for LPC2000 */ struct armv7m_algorithm armv7m_info; /* for LPC1700 */ uint32_t iap_entry_point = 0; /* to make compiler happier */ switch (lpc2000_info->variant) { + case lpc800: case lpc1700: armv7m_info.common_magic = ARMV7M_COMMON_MAGIC; - armv7m_info.core_mode = ARMV7M_MODE_ANY; + armv7m_info.core_mode = ARM_MODE_THREAD; iap_entry_point = 0x1fff1ff1; break; case lpc2000_v1: @@ -319,12 +407,17 @@ static int lpc2000_iap_call(struct flash_bank *bank, struct working_area *iap_wo arm_algo.core_state = ARM_STATE_ARM; iap_entry_point = 0x7ffffff1; break; + case lpc4300: + armv7m_info.common_magic = ARMV7M_COMMON_MAGIC; + armv7m_info.core_mode = ARM_MODE_THREAD; + /* read out IAP entry point from ROM driver table at 0x10400100 */ + target_read_u32(target, 0x10400100, &iap_entry_point); + break; default: LOG_ERROR("BUG: unknown lpc2000->variant encountered"); exit(-1); } - struct target *target = bank->target; struct mem_param mem_params[2]; /* command parameter table */ @@ -352,10 +445,12 @@ static int lpc2000_iap_call(struct flash_bank *bank, struct working_area *iap_wo buf_set_u32(reg_params[2].value, 0, 32, iap_entry_point); switch (lpc2000_info->variant) { + case lpc800: case lpc1700: + case lpc4300: /* IAP stack */ init_reg_param(®_params[3], "sp", 32, PARAM_OUT); - buf_set_u32(reg_params[3].value, 0, 32, iap_working_area->address + 0xb4); + buf_set_u32(reg_params[3].value, 0, 32, iap_working_area->address + lpc2000_info->cmd51_src_offset); /* return address */ init_reg_param(®_params[4], "lr", 32, PARAM_OUT); @@ -369,7 +464,7 @@ static int lpc2000_iap_call(struct flash_bank *bank, struct working_area *iap_wo case lpc2000_v2: /* IAP stack */ init_reg_param(®_params[3], "sp_svc", 32, PARAM_OUT); - buf_set_u32(reg_params[3].value, 0, 32, iap_working_area->address + 0xb4); + buf_set_u32(reg_params[3].value, 0, 32, iap_working_area->address + lpc2000_info->cmd51_src_offset); /* return address */ init_reg_param(®_params[4], "lr_svc", 32, PARAM_OUT); @@ -419,6 +514,10 @@ static int lpc2000_iap_blank_check(struct flash_bank *bank, int first, int last) if (retval != ERROR_OK) return retval; + struct lpc2000_flash_bank *lpc2000_info = bank->driver_priv; + if (lpc2000_info->variant == lpc4300) + param_table[2] = lpc2000_info->lpc4300_bank; + for (int i = first; i <= last && retval == ERROR_OK; i++) { /* check single sector */ param_table[0] = param_table[1] = i; @@ -469,28 +568,56 @@ FLASH_BANK_COMMAND_HANDLER(lpc2000_flash_bank_command) lpc2000_info->cmd51_can_256b = 0; lpc2000_info->cmd51_can_8192b = 1; lpc2000_info->checksum_vector = 5; + lpc2000_info->iap_max_stack = 128; } else if (strcmp(CMD_ARGV[6], "lpc2000_v2") == 0) { lpc2000_info->variant = lpc2000_v2; lpc2000_info->cmd51_dst_boundary = 256; lpc2000_info->cmd51_can_256b = 1; lpc2000_info->cmd51_can_8192b = 0; lpc2000_info->checksum_vector = 5; + lpc2000_info->iap_max_stack = 128; } else if (strcmp(CMD_ARGV[6], "lpc1700") == 0) { lpc2000_info->variant = lpc1700; lpc2000_info->cmd51_dst_boundary = 256; lpc2000_info->cmd51_can_256b = 1; lpc2000_info->cmd51_can_8192b = 0; lpc2000_info->checksum_vector = 7; + lpc2000_info->iap_max_stack = 128; + } else if (strcmp(CMD_ARGV[6], "lpc1800") == 0 || strcmp(CMD_ARGV[6], "lpc4300") == 0) { + lpc2000_info->variant = lpc4300; + lpc2000_info->cmd51_dst_boundary = 512; + lpc2000_info->cmd51_can_256b = 0; + lpc2000_info->cmd51_can_8192b = 0; + lpc2000_info->checksum_vector = 7; + lpc2000_info->iap_max_stack = 208; + } else if (strcmp(CMD_ARGV[6], "lpc800") == 0) { + lpc2000_info->variant = lpc800; + lpc2000_info->cmd51_dst_boundary = 64; + lpc2000_info->cmd51_can_64b = 1; + lpc2000_info->cmd51_can_256b = 0; + lpc2000_info->cmd51_can_8192b = 0; + lpc2000_info->checksum_vector = 7; + lpc2000_info->iap_max_stack = 148; } else { LOG_ERROR("unknown LPC2000 variant: %s", CMD_ARGV[6]); free(lpc2000_info); return ERROR_FLASH_BANK_INVALID; } + /* see lpc2000_iap_working_area_init() for the reason behind the 0x34 value */ + lpc2000_info->cmd51_src_offset = 0x34 + lpc2000_info->iap_max_stack; + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[7], lpc2000_info->cclk); lpc2000_info->calc_checksum = 0; lpc2000_build_sector_list(bank); + uint32_t temp_base = 0; + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], temp_base); + if (temp_base >= 0x1B000000) + lpc2000_info->lpc4300_bank = 1; /* bank B */ + else + lpc2000_info->lpc4300_bank = 0; /* bank A */ + if (CMD_ARGC >= 9) { if (strcmp(CMD_ARGV[8], "calc_checksum") == 0) lpc2000_info->calc_checksum = 1; @@ -511,7 +638,11 @@ static int lpc2000_erase(struct flash_bank *bank, int first, int last) param_table[0] = first; param_table[1] = last; - param_table[2] = lpc2000_info->cclk; + + if (lpc2000_info->variant == lpc4300) + param_table[2] = lpc2000_info->lpc4300_bank; + else + param_table[2] = lpc2000_info->cclk; uint32_t result_table[4]; struct working_area *iap_working_area; @@ -540,6 +671,10 @@ static int lpc2000_erase(struct flash_bank *bank, int first, int last) if (retval == ERROR_OK) { /* Erase sectors */ + param_table[2] = lpc2000_info->cclk; + if (lpc2000_info->variant == lpc4300) + param_table[3] = lpc2000_info->lpc4300_bank; + status_code = lpc2000_iap_call(bank, iap_working_area, 52, param_table, result_table); switch (status_code) { case ERROR_FLASH_OPERATION_FAILED: @@ -653,12 +788,20 @@ static int lpc2000_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offs thisrun_bytes = 1024; else if ((bytes_remaining >= 512) || (!lpc2000_info->cmd51_can_256b)) thisrun_bytes = 512; - else + else if ((bytes_remaining >= 256) || (!lpc2000_info->cmd51_can_64b)) thisrun_bytes = 256; + else + thisrun_bytes = 64; /* Prepare sectors */ param_table[0] = first_sector; param_table[1] = last_sector; + + if (lpc2000_info->variant == lpc4300) + param_table[2] = lpc2000_info->lpc4300_bank; + else + param_table[2] = lpc2000_info->cclk; + int status_code = lpc2000_iap_call(bank, iap_working_area, 50, param_table, result_table); switch (status_code) { case ERROR_FLASH_OPERATION_FAILED: