openocd: fix SPDX tag format for files .c

[fw/openocd] / src / flash / nor / stm32f2x.c

diff --git a/src/flash/nor/stm32f2x.c b/src/flash/nor/stm32f2x.c
index 00e6be0ac1007dbcedb2a5ec040060cfbd031c2b..36b7a0da53e463c52eee03cfe720074a22335d2c 100644 (file)
--- a/src/flash/nor/stm32f2x.c
+++ b/src/flash/nor/stm32f2x.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
 /***************************************************************************
  *   Copyright (C) 2005 by Dominic Rath                                    *
  *   Dominic.Rath@gmx.de                                                   *
@@ -7,19 +9,6 @@
  *                                                                         *
  *   Copyright (C) 2011 Øyvind Harboe                                      *
  *   oyvind.harboe@zylin.com                                               *
- *                                                                         *
- *   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     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  ***************************************************************************/
 
 #ifdef HAVE_CONFIG_H
@@ -636,8 +625,8 @@ static int stm32x_erase(struct flash_bank *bank, unsigned int first,
 
        for (unsigned int i = first; i <= last; i++) {
                unsigned int snb;
-               if (stm32x_info->has_large_mem && i >= 12)
-                       snb = (i - 12) | 0x10;
+               if (stm32x_info->has_large_mem && i >= (bank->num_sectors / 2))
+                       snb = (i - (bank->num_sectors / 2)) | 0x10;
                else
                        snb = i;
 
@@ -649,8 +638,6 @@ static int stm32x_erase(struct flash_bank *bank, unsigned int first,
                retval = stm32x_wait_status_busy(bank, FLASH_ERASE_TIMEOUT);
                if (retval != ERROR_OK)
                        return retval;
-
-               bank->sectors[i].is_erased = 1;
        }
 
        retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_LOCK);
@@ -858,15 +845,12 @@ static int stm32x_write(struct flash_bank *bank, const uint8_t *buffer,
        Wait for the BSY bit to be cleared
        */
        while (words_remaining > 0) {
-               uint16_t value;
-               memcpy(&value, buffer + bytes_written, sizeof(uint16_t));
-
                retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR),
                                FLASH_PG | FLASH_PSIZE_16);
                if (retval != ERROR_OK)
                        return retval;
 
-               retval = target_write_u16(target, address, value);
+               retval = target_write_memory(target, address, 2, 1, buffer + bytes_written);
                if (retval != ERROR_OK)
                        return retval;
 
@@ -968,14 +952,14 @@ static int stm32x_get_device_id(struct flash_bank *bank, uint32_t *device_id)
         * Only effects Rev A silicon */
 
        struct target *target = bank->target;
-       struct cortex_m_common *cortex_m = target_to_cm(target);
 
        /* read stm32 device id register */
        int retval = target_read_u32(target, 0xE0042000, device_id);
        if (retval != ERROR_OK)
                return retval;
 
-       if ((*device_id & 0xfff) == 0x411 && cortex_m->core_info->partno == CORTEX_M4_PARTNO) {
+       if ((*device_id & 0xfff) == 0x411
+                       && cortex_m_get_partno_safe(target) == CORTEX_M4_PARTNO) {
                *device_id &= ~((0xFFFF << 16) | 0xfff);
                *device_id |= (0x1000 << 16) | 0x413;
                LOG_INFO("stm32f4x errata detected - fixing incorrect MCU_IDCODE");
@@ -1013,6 +997,11 @@ static int stm32x_probe(struct flash_bank *bank)
        bank->num_prot_blocks = 0;
        bank->prot_blocks = NULL;
 
+       if (!target_was_examined(target)) {
+               LOG_ERROR("Target not examined yet");
+               return ERROR_TARGET_NOT_EXAMINED;
+       }
+
        /* if explicitly called out as OTP bank, short circuit probe */
        if (stm32x_is_otp(bank)) {
                if (stm32x_otp_is_f7(bank)) {
@@ -1136,7 +1125,7 @@ static int stm32x_probe(struct flash_bank *bank)
                flash_size_in_kb = stm32x_info->user_bank_size / 1024;
        }
 
-       LOG_INFO("flash size = %" PRIu16 " kbytes", flash_size_in_kb);
+       LOG_INFO("flash size = %" PRIu16 " KiB", flash_size_in_kb);
 
        /* did we assign flash size? */
        assert(flash_size_in_kb != 0xffff);
@@ -1412,7 +1401,7 @@ static int get_stm32x_info(struct flash_bank *bank, struct command_invocation *c
                return ERROR_FAIL;
        }
 
-       if (rev_str != NULL)
+       if (rev_str)
                command_print_sameline(cmd, "%s - Rev: %s", device_str, rev_str);
        else
                command_print_sameline(cmd, "%s - Rev: unknown (0x%04" PRIx16 ")", device_str, rev_id);
@@ -1561,10 +1550,6 @@ COMMAND_HANDLER(stm32x_handle_mass_erase_command)
 
        retval = stm32x_mass_erase(bank);
        if (retval == ERROR_OK) {
-               /* set all sectors as erased */
-               for (unsigned int i = 0; i < bank->num_sectors; i++)
-                       bank->sectors[i].is_erased = 1;
-
                command_print(CMD, "stm32x mass erase complete");
        } else {
                command_print(CMD, "stm32x mass erase failed");
@@ -1753,7 +1738,7 @@ COMMAND_HANDLER(stm32x_handle_otp_command)
        return retval;
 }
 
-static const struct command_registration stm32x_exec_command_handlers[] = {
+static const struct command_registration stm32f2x_exec_command_handlers[] = {
        {
                .name = "lock",
                .handler = stm32x_handle_lock_command,
@@ -1806,20 +1791,20 @@ static const struct command_registration stm32x_exec_command_handlers[] = {
        COMMAND_REGISTRATION_DONE
 };
 
-static const struct command_registration stm32x_command_handlers[] = {
+static const struct command_registration stm32f2x_command_handlers[] = {
        {
                .name = "stm32f2x",
                .mode = COMMAND_ANY,
                .help = "stm32f2x flash command group",
                .usage = "",
-               .chain = stm32x_exec_command_handlers,
+               .chain = stm32f2x_exec_command_handlers,
        },
        COMMAND_REGISTRATION_DONE
 };
 
 const struct flash_driver stm32f2x_flash = {
        .name = "stm32f2x",
-       .commands = stm32x_command_handlers,
+       .commands = stm32f2x_command_handlers,
        .flash_bank_command = stm32x_flash_bank_command,
        .erase = stm32x_erase,
        .protect = stm32x_protect,