X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fflash%2Fnor%2Fstm32f1x.c;h=e882d7f79575c557b54bef44f5f5bd0790ce2c1a;hb=382148e4dd437978997d668f6ec715ddcec1c46e;hp=91fd541f6dd01e633c892d8f447a728e05778644;hpb=7f5caa24e3bc8d8563d23463b4c8f1ea746262e0;p=fw%2Fopenocd
diff --git a/src/flash/nor/stm32f1x.c b/src/flash/nor/stm32f1x.c
index 91fd541f6..e882d7f79 100644
--- a/src/flash/nor/stm32f1x.c
+++ b/src/flash/nor/stm32f1x.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
/***************************************************************************
* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
@@ -7,29 +9,18 @@
* *
* Copyright (C) 2011 by Andreas Fritiofson *
* andreas.fritiofson@gmail.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 . *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
+#include
+
#include "imp.h"
#include
#include
-#include
+#include
/* stm32x register locations */
@@ -116,7 +107,7 @@ struct stm32x_options {
struct stm32x_flash_bank {
struct stm32x_options option_bytes;
int ppage_size;
- int probed;
+ bool probed;
bool has_dual_banks;
/* used to access dual flash bank stm32xl */
@@ -129,9 +120,8 @@ struct stm32x_flash_bank {
};
static int stm32x_mass_erase(struct flash_bank *bank);
-static int stm32x_get_device_id(struct flash_bank *bank, uint32_t *device_id);
static int stm32x_write_block(struct flash_bank *bank, const uint8_t *buffer,
- uint32_t address, uint32_t count);
+ uint32_t address, uint32_t hwords_count);
/* flash bank stm32x 0 0
*/
@@ -145,12 +135,15 @@ FLASH_BANK_COMMAND_HANDLER(stm32x_flash_bank_command)
stm32x_info = malloc(sizeof(struct stm32x_flash_bank));
bank->driver_priv = stm32x_info;
- stm32x_info->probed = 0;
+ stm32x_info->probed = false;
stm32x_info->has_dual_banks = false;
stm32x_info->can_load_options = false;
stm32x_info->register_base = FLASH_REG_BASE_B0;
stm32x_info->user_bank_size = bank->size;
+ /* The flash write must be aligned to a halfword boundary */
+ bank->write_start_alignment = bank->write_end_alignment = 2;
+
return ERROR_OK;
}
@@ -182,19 +175,19 @@ static int stm32x_wait_status_busy(struct flash_bank *bank, int timeout)
break;
if (timeout-- <= 0) {
LOG_ERROR("timed out waiting for flash");
- return ERROR_FAIL;
+ return ERROR_FLASH_BUSY;
}
alive_sleep(1);
}
if (status & FLASH_WRPRTERR) {
LOG_ERROR("stm32x device protected");
- retval = ERROR_FAIL;
+ retval = ERROR_FLASH_PROTECTED;
}
if (status & FLASH_PGERR) {
- LOG_ERROR("stm32x device programming failed");
- retval = ERROR_FAIL;
+ LOG_ERROR("stm32x device programming failed / flash not erased");
+ retval = ERROR_FLASH_OPERATION_FAILED;
}
/* Clear but report errors */
@@ -215,7 +208,7 @@ static int stm32x_check_operation_supported(struct flash_bank *bank)
/* if we have a dual flash bank device then
* we need to perform option byte stuff on bank0 only */
if (stm32x_info->register_base != FLASH_REG_BASE_B0) {
- LOG_ERROR("Option Byte Operation's must use bank0");
+ LOG_ERROR("Option byte operations must use bank 0");
return ERROR_FLASH_OPERATION_FAILED;
}
@@ -258,36 +251,39 @@ static int stm32x_erase_options(struct flash_bank *bank)
int retval = target_write_u32(target, STM32_FLASH_KEYR_B0, KEY1);
if (retval != ERROR_OK)
return retval;
-
retval = target_write_u32(target, STM32_FLASH_KEYR_B0, KEY2);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
/* unlock option flash registers */
retval = target_write_u32(target, STM32_FLASH_OPTKEYR_B0, KEY1);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
retval = target_write_u32(target, STM32_FLASH_OPTKEYR_B0, KEY2);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
/* erase option bytes */
retval = target_write_u32(target, STM32_FLASH_CR_B0, FLASH_OPTER | FLASH_OPTWRE);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
retval = target_write_u32(target, STM32_FLASH_CR_B0, FLASH_OPTER | FLASH_STRT | FLASH_OPTWRE);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
retval = stm32x_wait_status_busy(bank, FLASH_ERASE_TIMEOUT);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
/* clear read protection option byte
* this will also force a device unlock if set */
stm32x_info->option_bytes.rdp = stm32x_info->default_rdp;
return ERROR_OK;
+
+flash_lock:
+ target_write_u32(target, STM32_FLASH_CR_B0, FLASH_LOCK);
+ return retval;
}
static int stm32x_write_options(struct flash_bank *bank)
@@ -303,20 +299,20 @@ static int stm32x_write_options(struct flash_bank *bank)
return retval;
retval = target_write_u32(target, STM32_FLASH_KEYR_B0, KEY2);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
/* unlock option flash registers */
retval = target_write_u32(target, STM32_FLASH_OPTKEYR_B0, KEY1);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
retval = target_write_u32(target, STM32_FLASH_OPTKEYR_B0, KEY2);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
/* program option bytes */
retval = target_write_u32(target, STM32_FLASH_CR_B0, FLASH_OPTPG | FLASH_OPTWRE);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
uint8_t opt_bytes[16];
@@ -329,18 +325,20 @@ static int stm32x_write_options(struct flash_bank *bank)
target_buffer_set_u16(target, opt_bytes + 12, (stm32x_info->option_bytes.protection >> 16) & 0xff);
target_buffer_set_u16(target, opt_bytes + 14, (stm32x_info->option_bytes.protection >> 24) & 0xff);
+ /* Block write is preferred in favour of operation with ancient ST-Link
+ * firmwares without 16-bit memory access. See
+ * 480: flash: stm32f1x: write option bytes using the loader
+ * https://review.openocd.org/c/openocd/+/480
+ */
retval = stm32x_write_block(bank, opt_bytes, STM32_OB_RDP, sizeof(opt_bytes) / 2);
- if (retval != ERROR_OK) {
- if (retval == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
- LOG_ERROR("working area required to erase options bytes");
- return retval;
- }
- retval = target_write_u32(target, STM32_FLASH_CR_B0, FLASH_LOCK);
- if (retval != ERROR_OK)
- return retval;
-
- return ERROR_OK;
+flash_lock:
+ {
+ int retval2 = target_write_u32(target, STM32_FLASH_CR_B0, FLASH_LOCK);
+ if (retval == ERROR_OK)
+ retval = retval2;
+ }
+ return retval;
}
static int stm32x_protect_check(struct flash_bank *bank)
@@ -349,7 +347,7 @@ static int stm32x_protect_check(struct flash_bank *bank)
uint32_t protection;
int retval = stm32x_check_operation_supported(bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
/* medium density - each bit refers to a 4 sector protection block
@@ -359,16 +357,16 @@ static int stm32x_protect_check(struct flash_bank *bank)
if (retval != ERROR_OK)
return retval;
- for (int i = 0; i < bank->num_prot_blocks; i++)
+ for (unsigned int i = 0; i < bank->num_prot_blocks; i++)
bank->prot_blocks[i].is_protected = (protection & (1 << i)) ? 0 : 1;
return ERROR_OK;
}
-static int stm32x_erase(struct flash_bank *bank, int first, int last)
+static int stm32x_erase(struct flash_bank *bank, unsigned int first,
+ unsigned int last)
{
struct target *target = bank->target;
- int i;
if (bank->target->state != TARGET_HALTED) {
LOG_ERROR("Target not halted");
@@ -384,36 +382,37 @@ static int stm32x_erase(struct flash_bank *bank, int first, int last)
return retval;
retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_KEYR), KEY2);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
- for (i = first; i <= last; i++) {
+ for (unsigned int i = first; i <= last; i++) {
retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_PER);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_AR),
bank->base + bank->sectors[i].offset);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
retval = target_write_u32(target,
stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_PER | FLASH_STRT);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
retval = stm32x_wait_status_busy(bank, FLASH_ERASE_TIMEOUT);
if (retval != ERROR_OK)
- return retval;
-
- bank->sectors[i].is_erased = 1;
+ goto flash_lock;
}
- retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_LOCK);
- if (retval != ERROR_OK)
- return retval;
-
- return ERROR_OK;
+flash_lock:
+ {
+ int retval2 = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_LOCK);
+ if (retval == ERROR_OK)
+ retval = retval2;
+ }
+ return retval;
}
-static int stm32x_protect(struct flash_bank *bank, int set, int first, int last)
+static int stm32x_protect(struct flash_bank *bank, int set, unsigned int first,
+ unsigned int last)
{
struct target *target = bank->target;
struct stm32x_flash_bank *stm32x_info = bank->driver_priv;
@@ -433,7 +432,7 @@ static int stm32x_protect(struct flash_bank *bank, int set, int first, int last)
return retval;
}
- for (int i = first; i <= last; i++) {
+ for (unsigned int i = first; i <= last; i++) {
if (set)
stm32x_info->option_bytes.protection &= ~(1 << i);
else
@@ -443,17 +442,16 @@ static int stm32x_protect(struct flash_bank *bank, int set, int first, int last)
return stm32x_write_options(bank);
}
-static int stm32x_write_block(struct flash_bank *bank, const uint8_t *buffer,
- uint32_t address, uint32_t count)
+static int stm32x_write_block_async(struct flash_bank *bank, const uint8_t *buffer,
+ uint32_t address, uint32_t hwords_count)
{
struct stm32x_flash_bank *stm32x_info = bank->driver_priv;
struct target *target = bank->target;
- uint32_t buffer_size = 16384;
+ uint32_t buffer_size;
struct working_area *write_algorithm;
struct working_area *source;
- struct reg_param reg_params[5];
struct armv7m_algorithm armv7m_info;
- int retval = ERROR_OK;
+ int retval;
static const uint8_t stm32x_flash_write_code[] = {
#include "../../../contrib/loaders/flash/stm32/stm32f1x.inc"
@@ -474,19 +472,28 @@ static int stm32x_write_block(struct flash_bank *bank, const uint8_t *buffer,
}
/* memory buffer */
- while (target_alloc_working_area_try(target, buffer_size, &source) != ERROR_OK) {
- buffer_size /= 2;
- buffer_size &= ~3UL; /* Make sure it's 4 byte aligned */
- if (buffer_size <= 256) {
- /* we already allocated the writing code, but failed to get a
- * buffer, free the algorithm */
- target_free_working_area(target, write_algorithm);
-
- LOG_WARNING("no large enough working area available, can't do block memory writes");
- return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
- }
+ buffer_size = target_get_working_area_avail(target);
+ buffer_size = MIN(hwords_count * 2, MAX(buffer_size, 256));
+ /* Normally we allocate all available working area.
+ * MIN shrinks buffer_size if the size of the written block is smaller.
+ * MAX prevents using async algo if the available working area is smaller
+ * than 256, the following allocation fails with
+ * ERROR_TARGET_RESOURCE_NOT_AVAILABLE and slow flashing takes place.
+ */
+
+ retval = target_alloc_working_area(target, buffer_size, &source);
+ /* Allocated size is always 32-bit word aligned */
+ if (retval != ERROR_OK) {
+ target_free_working_area(target, write_algorithm);
+ LOG_WARNING("no large enough working area available, can't do block memory writes");
+ /* target_alloc_working_area() may return ERROR_FAIL if area backup fails:
+ * convert any error to ERROR_TARGET_RESOURCE_NOT_AVAILABLE
+ */
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
+ struct reg_param reg_params[5];
+
init_reg_param(®_params[0], "r0", 32, PARAM_IN_OUT); /* flash base (in), status (out) */
init_reg_param(®_params[1], "r1", 32, PARAM_OUT); /* count (halfword-16bit) */
init_reg_param(®_params[2], "r2", 32, PARAM_OUT); /* buffer start */
@@ -494,7 +501,7 @@ static int stm32x_write_block(struct flash_bank *bank, const uint8_t *buffer,
init_reg_param(®_params[4], "r4", 32, PARAM_IN_OUT); /* target address */
buf_set_u32(reg_params[0].value, 0, 32, stm32x_info->register_base);
- buf_set_u32(reg_params[1].value, 0, 32, count);
+ buf_set_u32(reg_params[1].value, 0, 32, hwords_count);
buf_set_u32(reg_params[2].value, 0, 32, source->address);
buf_set_u32(reg_params[3].value, 0, 32, source->address + source->size);
buf_set_u32(reg_params[4].value, 0, 32, address);
@@ -502,190 +509,297 @@ static int stm32x_write_block(struct flash_bank *bank, const uint8_t *buffer,
armv7m_info.common_magic = ARMV7M_COMMON_MAGIC;
armv7m_info.core_mode = ARM_MODE_THREAD;
- retval = target_run_flash_async_algorithm(target, buffer, count, 2,
+ retval = target_run_flash_async_algorithm(target, buffer, hwords_count, 2,
0, NULL,
- 5, reg_params,
+ ARRAY_SIZE(reg_params), reg_params,
source->address, source->size,
write_algorithm->address, 0,
&armv7m_info);
if (retval == ERROR_FLASH_OPERATION_FAILED) {
- LOG_ERROR("flash write failed at address 0x%"PRIx32,
- buf_get_u32(reg_params[4].value, 0, 32));
-
- if (buf_get_u32(reg_params[0].value, 0, 32) & FLASH_PGERR) {
- LOG_ERROR("flash memory not erased before writing");
- /* Clear but report errors */
- target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_SR), FLASH_PGERR);
- }
+ /* Actually we just need to check for programming errors
+ * stm32x_wait_status_busy also reports error and clears status bits.
+ *
+ * Target algo returns flash status in r0 only if properly finished.
+ * It is safer to re-read status register.
+ */
+ int retval2 = stm32x_wait_status_busy(bank, 5);
+ if (retval2 != ERROR_OK)
+ retval = retval2;
- if (buf_get_u32(reg_params[0].value, 0, 32) & FLASH_WRPRTERR) {
- LOG_ERROR("flash memory write protected");
- /* Clear but report errors */
- target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_SR), FLASH_WRPRTERR);
- }
+ LOG_ERROR("flash write failed just before address 0x%"PRIx32,
+ buf_get_u32(reg_params[4].value, 0, 32));
}
+ for (unsigned int i = 0; i < ARRAY_SIZE(reg_params); i++)
+ destroy_reg_param(®_params[i]);
+
target_free_working_area(target, source);
target_free_working_area(target, write_algorithm);
- destroy_reg_param(®_params[0]);
- destroy_reg_param(®_params[1]);
- destroy_reg_param(®_params[2]);
- destroy_reg_param(®_params[3]);
- destroy_reg_param(®_params[4]);
-
return retval;
}
-static int stm32x_write(struct flash_bank *bank, const uint8_t *buffer,
- uint32_t offset, uint32_t count)
+static int stm32x_write_block_riscv(struct flash_bank *bank, const uint8_t *buffer,
+ uint32_t address, uint32_t hwords_count)
{
struct target *target = bank->target;
- uint8_t *new_buffer = NULL;
+ uint32_t buffer_size;
+ struct working_area *write_algorithm;
+ struct working_area *source;
+ static const uint8_t gd32vf103_flash_write_code[] = {
+#include "../../../contrib/loaders/flash/gd32vf103/gd32vf103.inc"
+ };
- if (bank->target->state != TARGET_HALTED) {
- LOG_ERROR("Target not halted");
- return ERROR_TARGET_NOT_HALTED;
+ /* flash write code */
+ if (target_alloc_working_area(target, sizeof(gd32vf103_flash_write_code),
+ &write_algorithm) != ERROR_OK) {
+ LOG_WARNING("no working area available, can't do block memory writes");
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
- if (offset & 0x1) {
- LOG_ERROR("offset 0x%" PRIx32 " breaks required 2-byte alignment", offset);
- return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
+ int retval = target_write_buffer(target, write_algorithm->address,
+ sizeof(gd32vf103_flash_write_code), gd32vf103_flash_write_code);
+ if (retval != ERROR_OK) {
+ target_free_working_area(target, write_algorithm);
+ return retval;
}
- /* If there's an odd number of bytes, the data has to be padded. Duplicate
- * the buffer and use the normal code path with a single block write since
- * it's probably cheaper than to special case the last odd write using
- * discrete accesses. */
- if (count & 1) {
- new_buffer = malloc(count + 1);
- if (new_buffer == NULL) {
- LOG_ERROR("odd number of bytes to write and no memory for padding buffer");
- return ERROR_FAIL;
+ /* memory buffer */
+ buffer_size = target_get_working_area_avail(target);
+ buffer_size = MIN(hwords_count * 2, MAX(buffer_size, 256));
+
+ retval = target_alloc_working_area(target, buffer_size, &source);
+ /* Allocated size is always word aligned */
+ if (retval != ERROR_OK) {
+ target_free_working_area(target, write_algorithm);
+ LOG_WARNING("no large enough working area available, can't do block memory writes");
+ /* target_alloc_working_area() may return ERROR_FAIL if area backup fails:
+ * convert any error to ERROR_TARGET_RESOURCE_NOT_AVAILABLE
+ */
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
+ }
+
+ struct reg_param reg_params[4];
+
+ init_reg_param(®_params[0], "a0", 32, PARAM_OUT); /* poiner to FLASH_SR */
+ init_reg_param(®_params[1], "a1", 32, PARAM_OUT); /* count (halfword-16bit) */
+ init_reg_param(®_params[2], "a2", 32, PARAM_OUT); /* buffer start */
+ init_reg_param(®_params[3], "a3", 32, PARAM_IN_OUT); /* target address */
+
+ while (hwords_count > 0) {
+ uint32_t thisrun_hwords = source->size / 2;
+
+ /* Limit to the amount of data we actually want to write */
+ if (thisrun_hwords > hwords_count)
+ thisrun_hwords = hwords_count;
+
+ /* Write data to buffer */
+ retval = target_write_buffer(target, source->address,
+ thisrun_hwords * 2, buffer);
+ if (retval != ERROR_OK)
+ break;
+
+ buf_set_u32(reg_params[0].value, 0, 32, stm32x_get_flash_reg(bank, STM32_FLASH_SR));
+ buf_set_u32(reg_params[1].value, 0, 32, thisrun_hwords);
+ buf_set_u32(reg_params[2].value, 0, 32, source->address);
+ buf_set_u32(reg_params[3].value, 0, 32, address);
+
+ retval = target_run_algorithm(target,
+ 0, NULL,
+ ARRAY_SIZE(reg_params), reg_params,
+ write_algorithm->address,
+ write_algorithm->address + sizeof(gd32vf103_flash_write_code) - 4,
+ 10000, NULL);
+
+ if (retval != ERROR_OK) {
+ LOG_ERROR("Failed to execute algorithm at 0x%" TARGET_PRIxADDR ": %d",
+ write_algorithm->address, retval);
+ break;
+ }
+
+ /* Actually we just need to check for programming errors
+ * stm32x_wait_status_busy also reports error and clears status bits
+ */
+ retval = stm32x_wait_status_busy(bank, 5);
+ if (retval != ERROR_OK) {
+ LOG_ERROR("flash write failed at address 0x%"PRIx32,
+ buf_get_u32(reg_params[3].value, 0, 32));
+ break;
}
- LOG_INFO("odd number of bytes to write, padding with 0xff");
- buffer = memcpy(new_buffer, buffer, count);
- new_buffer[count++] = 0xff;
+
+ /* Update counters */
+ buffer += thisrun_hwords * 2;
+ address += thisrun_hwords * 2;
+ hwords_count -= thisrun_hwords;
}
- uint32_t words_remaining = count / 2;
- int retval, retval2;
+ for (unsigned int i = 0; i < ARRAY_SIZE(reg_params); i++)
+ destroy_reg_param(®_params[i]);
- /* unlock flash registers */
- retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_KEYR), KEY1);
- if (retval != ERROR_OK)
- goto cleanup;
- retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_KEYR), KEY2);
- if (retval != ERROR_OK)
- goto cleanup;
+ target_free_working_area(target, source);
+ target_free_working_area(target, write_algorithm);
- retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_PG);
- if (retval != ERROR_OK)
- goto cleanup;
+ return retval;
+}
+
+/** Writes a block to flash either using target algorithm
+ * or use fallback, host controlled halfword-by-halfword access.
+ * Flash controller must be unlocked before this call.
+ */
+static int stm32x_write_block(struct flash_bank *bank,
+ const uint8_t *buffer, uint32_t address, uint32_t hwords_count)
+{
+ struct target *target = bank->target;
- /* try using a block write */
- retval = stm32x_write_block(bank, buffer, bank->base + offset, words_remaining);
+ /* The flash write must be aligned to a halfword boundary.
+ * The flash infrastructure ensures it, do just a security check
+ */
+ assert(address % 2 == 0);
+
+ int retval;
+ struct arm *arm = target_to_arm(target);
+ if (is_arm(arm)) {
+ /* try using a block write - on ARM architecture or... */
+ retval = stm32x_write_block_async(bank, buffer, address, hwords_count);
+ } else {
+ /* ... RISC-V architecture */
+ retval = stm32x_write_block_riscv(bank, buffer, address, hwords_count);
+ }
if (retval == ERROR_TARGET_RESOURCE_NOT_AVAILABLE) {
/* if block write failed (no sufficient working area),
* we use normal (slow) single halfword accesses */
LOG_WARNING("couldn't use block writes, falling back to single memory accesses");
- while (words_remaining > 0) {
- uint16_t value;
- memcpy(&value, buffer, sizeof(uint16_t));
-
- retval = target_write_u16(target, bank->base + offset, value);
+ while (hwords_count > 0) {
+ retval = target_write_memory(target, address, 2, 1, buffer);
if (retval != ERROR_OK)
- goto reset_pg_and_lock;
+ return retval;
retval = stm32x_wait_status_busy(bank, 5);
if (retval != ERROR_OK)
- goto reset_pg_and_lock;
+ return retval;
- words_remaining--;
+ hwords_count--;
buffer += 2;
- offset += 2;
+ address += 2;
}
}
+ return retval;
+}
+
+static int stm32x_write(struct flash_bank *bank, const uint8_t *buffer,
+ uint32_t offset, uint32_t count)
+{
+ struct target *target = bank->target;
+
+ if (bank->target->state != TARGET_HALTED) {
+ LOG_ERROR("Target not halted");
+ return ERROR_TARGET_NOT_HALTED;
+ }
+
+ /* The flash write must be aligned to a halfword boundary.
+ * The flash infrastructure ensures it, do just a security check
+ */
+ assert(offset % 2 == 0);
+ assert(count % 2 == 0);
+
+ int retval, retval2;
+
+ /* unlock flash registers */
+ retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_KEYR), KEY1);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_KEYR), KEY2);
+ if (retval != ERROR_OK)
+ goto reset_pg_and_lock;
+
+ /* enable flash programming */
+ retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_PG);
+ if (retval != ERROR_OK)
+ goto reset_pg_and_lock;
+
+ /* write to flash */
+ retval = stm32x_write_block(bank, buffer, bank->base + offset, count / 2);
reset_pg_and_lock:
retval2 = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_LOCK);
if (retval == ERROR_OK)
retval = retval2;
-cleanup:
- if (new_buffer)
- free(new_buffer);
-
return retval;
}
-static int stm32x_get_device_id(struct flash_bank *bank, uint32_t *device_id)
-{
- /* This check the device CPUID core register to detect
- * the M0 from the M3 devices. */
-
- struct target *target = bank->target;
- uint32_t cpuid, device_id_register = 0;
+struct stm32x_property_addr {
+ uint32_t device_id;
+ uint32_t flash_size;
+};
- /* Get the CPUID from the ARM Core
- * http://infocenter.arm.com/help/topic/com.arm.doc.ddi0432c/DDI0432C_cortex_m0_r0p0_trm.pdf 4.2.1 */
- int retval = target_read_u32(target, 0xE000ED00, &cpuid);
- if (retval != ERROR_OK)
- return retval;
+static int stm32x_get_property_addr(struct target *target, struct stm32x_property_addr *addr)
+{
+ if (!target_was_examined(target)) {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_TARGET_NOT_EXAMINED;
+ }
- if (((cpuid >> 4) & 0xFFF) == 0xC20) {
- /* 0xC20 is M0 devices */
- device_id_register = 0x40015800;
- } else if (((cpuid >> 4) & 0xFFF) == 0xC23) {
- /* 0xC23 is M3 devices */
- device_id_register = 0xE0042000;
- } else if (((cpuid >> 4) & 0xFFF) == 0xC24) {
- /* 0xC24 is M4 devices */
- device_id_register = 0xE0042000;
- } else {
+ switch (cortex_m_get_partno_safe(target)) {
+ case CORTEX_M0_PARTNO: /* STM32F0x devices */
+ addr->device_id = 0x40015800;
+ addr->flash_size = 0x1FFFF7CC;
+ return ERROR_OK;
+ case CORTEX_M3_PARTNO: /* STM32F1x devices */
+ addr->device_id = 0xE0042000;
+ addr->flash_size = 0x1FFFF7E0;
+ return ERROR_OK;
+ case CORTEX_M4_PARTNO: /* STM32F3x devices */
+ addr->device_id = 0xE0042000;
+ addr->flash_size = 0x1FFFF7CC;
+ return ERROR_OK;
+ case CORTEX_M23_PARTNO: /* GD32E23x devices */
+ addr->device_id = 0x40015800;
+ addr->flash_size = 0x1FFFF7E0;
+ return ERROR_OK;
+ case CORTEX_M_PARTNO_INVALID:
+ /* Check for GD32VF103 with RISC-V CPU */
+ if (strcmp(target_type_name(target), "riscv") == 0
+ && target_address_bits(target) == 32) {
+ /* There is nothing like arm common_magic in riscv_info_t
+ * check text name of target and if target is 32-bit
+ */
+ addr->device_id = 0xE0042000;
+ addr->flash_size = 0x1FFFF7E0;
+ return ERROR_OK;
+ }
+ /* fallthrough */
+ default:
LOG_ERROR("Cannot identify target as a stm32x");
return ERROR_FAIL;
}
+}
- /* read stm32 device id register */
- retval = target_read_u32(target, device_id_register, device_id);
+static int stm32x_get_device_id(struct flash_bank *bank, uint32_t *device_id)
+{
+ struct target *target = bank->target;
+ struct stm32x_property_addr addr;
+
+ int retval = stm32x_get_property_addr(target, &addr);
if (retval != ERROR_OK)
return retval;
- return retval;
+ return target_read_u32(target, addr.device_id, device_id);
}
static int stm32x_get_flash_size(struct flash_bank *bank, uint16_t *flash_size_in_kb)
{
struct target *target = bank->target;
- uint32_t cpuid, flash_size_reg;
+ struct stm32x_property_addr addr;
- int retval = target_read_u32(target, 0xE000ED00, &cpuid);
+ int retval = stm32x_get_property_addr(target, &addr);
if (retval != ERROR_OK)
return retval;
- if (((cpuid >> 4) & 0xFFF) == 0xC20) {
- /* 0xC20 is M0 devices */
- flash_size_reg = 0x1FFFF7CC;
- } else if (((cpuid >> 4) & 0xFFF) == 0xC23) {
- /* 0xC23 is M3 devices */
- flash_size_reg = 0x1FFFF7E0;
- } else if (((cpuid >> 4) & 0xFFF) == 0xC24) {
- /* 0xC24 is M4 devices */
- flash_size_reg = 0x1FFFF7CC;
- } else {
- LOG_ERROR("Cannot identify target as a stm32x");
- return ERROR_FAIL;
- }
-
- retval = target_read_u16(target, flash_size_reg, flash_size_in_kb);
- if (retval != ERROR_OK)
- return retval;
-
- return retval;
+ return target_read_u16(target, addr.flash_size, flash_size_in_kb);
}
static int stm32x_probe(struct flash_bank *bank)
@@ -693,11 +807,11 @@ static int stm32x_probe(struct flash_bank *bank)
struct stm32x_flash_bank *stm32x_info = bank->driver_priv;
uint16_t flash_size_in_kb;
uint16_t max_flash_size_in_kb;
- uint32_t device_id;
+ uint32_t dbgmcu_idcode;
int page_size;
uint32_t base_address = 0x08000000;
- stm32x_info->probed = 0;
+ stm32x_info->probed = false;
stm32x_info->register_base = FLASH_REG_BASE_B0;
stm32x_info->user_data_offset = 10;
stm32x_info->option_offset = 0;
@@ -706,39 +820,119 @@ static int stm32x_probe(struct flash_bank *bank)
stm32x_info->default_rdp = 0xA5;
/* read stm32 device id register */
- int retval = stm32x_get_device_id(bank, &device_id);
+ int retval = stm32x_get_device_id(bank, &dbgmcu_idcode);
if (retval != ERROR_OK)
return retval;
- LOG_INFO("device id = 0x%08" PRIx32 "", device_id);
+ LOG_INFO("device id = 0x%08" PRIx32 "", dbgmcu_idcode);
+
+ uint16_t device_id = dbgmcu_idcode & 0xfff;
+ uint16_t rev_id = dbgmcu_idcode >> 16;
/* set page size, protection granularity and max flash size depending on family */
- switch (device_id & 0xfff) {
- case 0x410: /* medium density */
+ switch (device_id) {
+ case 0x440: /* stm32f05x */
+ page_size = 1024;
+ stm32x_info->ppage_size = 4;
+ max_flash_size_in_kb = 64;
+ stm32x_info->user_data_offset = 16;
+ stm32x_info->option_offset = 6;
+ stm32x_info->default_rdp = 0xAA;
+ stm32x_info->can_load_options = true;
+ break;
+ case 0x444: /* stm32f03x */
+ case 0x445: /* stm32f04x */
page_size = 1024;
stm32x_info->ppage_size = 4;
+ max_flash_size_in_kb = 32;
+ stm32x_info->user_data_offset = 16;
+ stm32x_info->option_offset = 6;
+ stm32x_info->default_rdp = 0xAA;
+ stm32x_info->can_load_options = true;
+ break;
+ case 0x448: /* stm32f07x */
+ page_size = 2048;
+ stm32x_info->ppage_size = 4;
max_flash_size_in_kb = 128;
+ stm32x_info->user_data_offset = 16;
+ stm32x_info->option_offset = 6;
+ stm32x_info->default_rdp = 0xAA;
+ stm32x_info->can_load_options = true;
break;
- case 0x412: /* low density */
+ case 0x442: /* stm32f09x */
+ page_size = 2048;
+ stm32x_info->ppage_size = 4;
+ max_flash_size_in_kb = 256;
+ stm32x_info->user_data_offset = 16;
+ stm32x_info->option_offset = 6;
+ stm32x_info->default_rdp = 0xAA;
+ stm32x_info->can_load_options = true;
+ break;
+ case 0x410: /* stm32f1x medium-density */
+ page_size = 1024;
+ stm32x_info->ppage_size = 4;
+ max_flash_size_in_kb = 128;
+ /* GigaDevice GD32F1x0 & GD32F3x0 & GD32E23x series devices
+ share DEV_ID with STM32F101/2/3 medium-density line,
+ however they use a REV_ID different from any STM32 device.
+ The main difference is another offset of user option bits
+ (like WDG_SW, nRST_STOP, nRST_STDBY) in option byte register
+ (FLASH_OBR/FMC_OBSTAT 0x4002201C).
+ This caused problems e.g. during flash block programming
+ because of unexpected active hardware watchog. */
+ switch (rev_id) {
+ case 0x1303: /* gd32f1x0 */
+ stm32x_info->user_data_offset = 16;
+ stm32x_info->option_offset = 6;
+ max_flash_size_in_kb = 64;
+ stm32x_info->can_load_options = true;
+ break;
+ case 0x1704: /* gd32f3x0 */
+ stm32x_info->user_data_offset = 16;
+ stm32x_info->option_offset = 6;
+ stm32x_info->can_load_options = true;
+ break;
+ case 0x1906: /* gd32vf103 */
+ break;
+ case 0x1909: /* gd32e23x */
+ stm32x_info->user_data_offset = 16;
+ stm32x_info->option_offset = 6;
+ max_flash_size_in_kb = 64;
+ stm32x_info->can_load_options = true;
+ break;
+ }
+ break;
+ case 0x412: /* stm32f1x low-density */
page_size = 1024;
stm32x_info->ppage_size = 4;
max_flash_size_in_kb = 32;
break;
- case 0x414: /* high density */
+ case 0x414: /* stm32f1x high-density */
page_size = 2048;
stm32x_info->ppage_size = 2;
max_flash_size_in_kb = 512;
break;
- case 0x418: /* connectivity line density */
+ case 0x418: /* stm32f1x connectivity */
page_size = 2048;
stm32x_info->ppage_size = 2;
max_flash_size_in_kb = 256;
break;
- case 0x420: /* value line density */
+ case 0x430: /* stm32f1 XL-density (dual flash banks) */
+ page_size = 2048;
+ stm32x_info->ppage_size = 2;
+ max_flash_size_in_kb = 1024;
+ stm32x_info->has_dual_banks = true;
+ break;
+ case 0x420: /* stm32f100xx low- and medium-density value line */
page_size = 1024;
stm32x_info->ppage_size = 4;
max_flash_size_in_kb = 128;
break;
+ case 0x428: /* stm32f100xx high-density value line */
+ page_size = 2048;
+ stm32x_info->ppage_size = 4;
+ max_flash_size_in_kb = 512;
+ break;
case 0x422: /* stm32f302/3xb/c */
page_size = 2048;
stm32x_info->ppage_size = 2;
@@ -757,17 +951,6 @@ static int stm32x_probe(struct flash_bank *bank)
stm32x_info->default_rdp = 0xAA;
stm32x_info->can_load_options = true;
break;
- case 0x428: /* value line High density */
- page_size = 2048;
- stm32x_info->ppage_size = 4;
- max_flash_size_in_kb = 128;
- break;
- case 0x430: /* xl line density (dual flash banks) */
- page_size = 2048;
- stm32x_info->ppage_size = 2;
- max_flash_size_in_kb = 1024;
- stm32x_info->has_dual_banks = true;
- break;
case 0x432: /* stm32f37x */
page_size = 2048;
stm32x_info->ppage_size = 2;
@@ -787,27 +970,6 @@ static int stm32x_probe(struct flash_bank *bank)
stm32x_info->default_rdp = 0xAA;
stm32x_info->can_load_options = true;
break;
- case 0x440: /* stm32f05x */
- case 0x444: /* stm32f03x */
- case 0x445: /* stm32f04x */
- page_size = 1024;
- stm32x_info->ppage_size = 4;
- max_flash_size_in_kb = 64;
- stm32x_info->user_data_offset = 16;
- stm32x_info->option_offset = 6;
- stm32x_info->default_rdp = 0xAA;
- stm32x_info->can_load_options = true;
- break;
- case 0x448: /* stm32f07x */
- case 0x442: /* stm32f09x */
- page_size = 2048;
- stm32x_info->ppage_size = 4;
- max_flash_size_in_kb = 256;
- stm32x_info->user_data_offset = 16;
- stm32x_info->option_offset = 6;
- stm32x_info->default_rdp = 0xAA;
- stm32x_info->can_load_options = true;
- break;
default:
LOG_WARNING("Cannot identify target as a STM32 family.");
return ERROR_FAIL;
@@ -844,7 +1006,7 @@ static int stm32x_probe(struct flash_bank *bank)
flash_size_in_kb = stm32x_info->user_bank_size / 1024;
}
- LOG_INFO("flash size = %dkbytes", flash_size_in_kb);
+ LOG_INFO("flash size = %d KiB", flash_size_in_kb);
/* did we assign flash size? */
assert(flash_size_in_kb != 0xffff);
@@ -855,15 +1017,11 @@ static int stm32x_probe(struct flash_bank *bank)
/* check that calculation result makes sense */
assert(num_pages > 0);
- if (bank->sectors) {
- free(bank->sectors);
- bank->sectors = NULL;
- }
+ free(bank->sectors);
+ bank->sectors = NULL;
- if (bank->prot_blocks) {
- free(bank->prot_blocks);
- bank->prot_blocks = NULL;
- }
+ free(bank->prot_blocks);
+ bank->prot_blocks = NULL;
bank->base = base_address;
bank->size = (num_pages * page_size);
@@ -886,7 +1044,7 @@ static int stm32x_probe(struct flash_bank *bank)
if (num_prot_blocks == 32)
bank->prot_blocks[31].size = (num_pages - (31 * stm32x_info->ppage_size)) * page_size;
- stm32x_info->probed = 1;
+ stm32x_info->probed = true;
return ERROR_OK;
}
@@ -921,11 +1079,11 @@ static const char *get_stm32f0_revision(uint16_t rev_id)
return rev_str;
}
-static int get_stm32x_info(struct flash_bank *bank, char *buf, int buf_size)
+static int get_stm32x_info(struct flash_bank *bank, struct command_invocation *cmd)
{
uint32_t dbgmcu_idcode;
- /* read stm32 device id register */
+ /* read stm32 device id register */
int retval = stm32x_get_device_id(bank, &dbgmcu_idcode);
if (retval != ERROR_OK)
return retval;
@@ -944,6 +1102,22 @@ static int get_stm32x_info(struct flash_bank *bank, char *buf, int buf_size)
rev_str = "A";
break;
+ case 0x1303: /* gd32f1x0 */
+ device_str = "GD32F1x0";
+ break;
+
+ case 0x1704: /* gd32f3x0 */
+ device_str = "GD32F3x0";
+ break;
+
+ case 0x1906:
+ device_str = "GD32VF103";
+ break;
+
+ case 0x1909: /* gd32e23x */
+ device_str = "GD32E23x";
+ break;
+
case 0x2000:
rev_str = "B";
break;
@@ -1133,14 +1307,14 @@ static int get_stm32x_info(struct flash_bank *bank, char *buf, int buf_size)
break;
default:
- snprintf(buf, buf_size, "Cannot identify target as a STM32F0/1/3\n");
+ command_print_sameline(cmd, "Cannot identify target as a STM32F0/1/3\n");
return ERROR_FAIL;
}
- if (rev_str != NULL)
- snprintf(buf, buf_size, "%s - Rev: %s", device_str, rev_str);
+ if (rev_str)
+ command_print_sameline(cmd, "%s - Rev: %s", device_str, rev_str);
else
- snprintf(buf, buf_size, "%s - Rev: unknown (0x%04x)", device_str, rev_id);
+ command_print_sameline(cmd, "%s - Rev: unknown (0x%04x)", device_str, rev_id);
return ERROR_OK;
}
@@ -1155,7 +1329,7 @@ COMMAND_HANDLER(stm32x_handle_lock_command)
struct flash_bank *bank;
int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
stm32x_info = bank->driver_priv;
@@ -1168,7 +1342,7 @@ COMMAND_HANDLER(stm32x_handle_lock_command)
}
retval = stm32x_check_operation_supported(bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
if (stm32x_erase_options(bank) != ERROR_OK) {
@@ -1198,7 +1372,7 @@ COMMAND_HANDLER(stm32x_handle_unlock_command)
struct flash_bank *bank;
int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
target = bank->target;
@@ -1209,7 +1383,7 @@ COMMAND_HANDLER(stm32x_handle_unlock_command)
}
retval = stm32x_check_operation_supported(bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
if (stm32x_erase_options(bank) != ERROR_OK) {
@@ -1240,7 +1414,7 @@ COMMAND_HANDLER(stm32x_handle_options_read_command)
struct flash_bank *bank;
int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
stm32x_info = bank->driver_priv;
@@ -1253,7 +1427,7 @@ COMMAND_HANDLER(stm32x_handle_options_read_command)
}
retval = stm32x_check_operation_supported(bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
retval = target_read_u32(target, STM32_FLASH_OBR_B0, &optionbyte);
@@ -1307,7 +1481,7 @@ COMMAND_HANDLER(stm32x_handle_options_write_command)
struct flash_bank *bank;
int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
stm32x_info = bank->driver_priv;
@@ -1320,11 +1494,11 @@ COMMAND_HANDLER(stm32x_handle_options_write_command)
}
retval = stm32x_check_operation_supported(bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
retval = stm32x_read_options(bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
/* start with current options */
@@ -1354,8 +1528,7 @@ COMMAND_HANDLER(stm32x_handle_options_write_command)
COMMAND_PARSE_NUMBER(u16, CMD_ARGV[1], useropt);
CMD_ARGC--;
CMD_ARGV++;
- }
- else if (stm32x_info->has_dual_banks) {
+ } else if (stm32x_info->has_dual_banks) {
if (strcmp("BOOT0", CMD_ARGV[0]) == 0)
optionbyte |= (1 << 3);
else if (strcmp("BOOT1", CMD_ARGV[0]) == 0)
@@ -1397,7 +1570,7 @@ COMMAND_HANDLER(stm32x_handle_options_load_command)
struct flash_bank *bank;
int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
struct stm32x_flash_bank *stm32x_info = bank->driver_priv;
@@ -1416,7 +1589,7 @@ COMMAND_HANDLER(stm32x_handle_options_load_command)
}
retval = stm32x_check_operation_supported(bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
/* unlock option flash registers */
@@ -1424,8 +1597,10 @@ COMMAND_HANDLER(stm32x_handle_options_load_command)
if (retval != ERROR_OK)
return retval;
retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_KEYR), KEY2);
- if (retval != ERROR_OK)
+ if (retval != ERROR_OK) {
+ (void)target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_LOCK);
return retval;
+ }
/* force re-load of option bytes - generates software reset */
retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_OBL_LAUNCH);
@@ -1450,54 +1625,48 @@ static int stm32x_mass_erase(struct flash_bank *bank)
return retval;
retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_KEYR), KEY2);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
/* mass erase flash memory */
retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_MER);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR),
FLASH_MER | FLASH_STRT);
if (retval != ERROR_OK)
- return retval;
+ goto flash_lock;
retval = stm32x_wait_status_busy(bank, FLASH_ERASE_TIMEOUT);
- if (retval != ERROR_OK)
- return retval;
-
- retval = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_LOCK);
- if (retval != ERROR_OK)
- return retval;
- return ERROR_OK;
+flash_lock:
+ {
+ int retval2 = target_write_u32(target, stm32x_get_flash_reg(bank, STM32_FLASH_CR), FLASH_LOCK);
+ if (retval == ERROR_OK)
+ retval = retval2;
+ }
+ return retval;
}
COMMAND_HANDLER(stm32x_handle_mass_erase_command)
{
- int i;
-
if (CMD_ARGC < 1)
return ERROR_COMMAND_SYNTAX_ERROR;
struct flash_bank *bank;
int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &bank);
- if (ERROR_OK != retval)
+ if (retval != ERROR_OK)
return retval;
retval = stm32x_mass_erase(bank);
- if (retval == ERROR_OK) {
- /* set all sectors as erased */
- for (i = 0; i < bank->num_sectors; i++)
- bank->sectors[i].is_erased = 1;
-
+ if (retval == ERROR_OK)
command_print(CMD, "stm32x mass erase complete");
- } else
+ else
command_print(CMD, "stm32x mass erase failed");
return retval;
}
-static const struct command_registration stm32x_exec_command_handlers[] = {
+static const struct command_registration stm32f1x_exec_command_handlers[] = {
{
.name = "lock",
.handler = stm32x_handle_lock_command,
@@ -1545,20 +1714,20 @@ 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 stm32f1x_command_handlers[] = {
{
.name = "stm32f1x",
.mode = COMMAND_ANY,
.help = "stm32f1x flash command group",
.usage = "",
- .chain = stm32x_exec_command_handlers,
+ .chain = stm32f1x_exec_command_handlers,
},
COMMAND_REGISTRATION_DONE
};
const struct flash_driver stm32f1x_flash = {
.name = "stm32f1x",
- .commands = stm32x_command_handlers,
+ .commands = stm32f1x_command_handlers,
.flash_bank_command = stm32x_flash_bank_command,
.erase = stm32x_erase,
.protect = stm32x_protect,