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-rw-r--r--src/flash/ecos.c8
-rw-r--r--src/flash/flash.c54
-rw-r--r--src/flash/flash.h1
-rw-r--r--src/flash/str7x.c45
-rw-r--r--src/flash/str9x.c46
5 files changed, 57 insertions, 97 deletions
diff --git a/src/flash/ecos.c b/src/flash/ecos.c
index 55e54e05..f467b74d 100644
--- a/src/flash/ecos.c
+++ b/src/flash/ecos.c
@@ -45,7 +45,6 @@ int ecosflash_erase(struct flash_bank_s *bank, int first, int last);
int ecosflash_protect(struct flash_bank_s *bank, int set, int first, int last);
int ecosflash_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);
int ecosflash_probe(struct flash_bank_s *bank);
-int ecosflash_erase_check(struct flash_bank_s *bank);
int ecosflash_protect_check(struct flash_bank_s *bank);
int ecosflash_info(struct flash_bank_s *bank, char *buf, int buf_size);
@@ -64,7 +63,7 @@ flash_driver_t ecosflash_flash =
.write = ecosflash_write,
.probe = ecosflash_probe,
.auto_probe = ecosflash_probe,
- .erase_check = ecosflash_erase_check,
+ .erase_check = default_flash_blank_check,
.protect_check = ecosflash_protect_check,
.info = ecosflash_info
};
@@ -444,11 +443,6 @@ int ecosflash_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count
}
-int ecosflash_erase_check(struct flash_bank_s *bank)
-{
- return ERROR_OK;
-}
-
int ecosflash_protect_check(struct flash_bank_s *bank)
{
return ERROR_OK;
diff --git a/src/flash/flash.c b/src/flash/flash.c
index a0c89841..d5159b97 100644
--- a/src/flash/flash.c
+++ b/src/flash/flash.c
@@ -334,7 +334,11 @@ int handle_flash_info_command(struct command_context_s *cmd_ctx, char *cmd, char
char buf[1024];
/* attempt auto probe */
- p->driver->auto_probe(p);
+ if ((retval = p->driver->auto_probe(p)) != ERROR_OK)
+ return retval;
+
+ if ((retval = p->driver->erase_check(p)) != ERROR_OK)
+ return retval;
command_print(cmd_ctx, "#%i: %s at 0x%8.8x, size 0x%8.8x, buswidth %i, chipwidth %i",
i, p->driver->name, p->base, p->size, p->bus_width, p->chip_width);
@@ -1049,3 +1053,51 @@ int handle_flash_auto_erase_command(struct command_context_s *cmd_ctx, char *cmd
return ERROR_OK;
}
+
+
+int default_flash_blank_check(struct flash_bank_s *bank)
+{
+ target_t *target = bank->target;
+ u8 buffer[1024];
+ int buffer_size=sizeof(buffer);
+ int i;
+ int nBytes;
+
+ if (bank->target->state != TARGET_HALTED)
+ {
+ return ERROR_TARGET_NOT_HALTED;
+ }
+
+
+ for (i = 0; i < bank->num_sectors; i++)
+ {
+ int j;
+ bank->sectors[i].is_erased = 1;
+
+ for (j=0; j<bank->sectors[i].size; j+=buffer_size)
+ {
+ int chunk;
+ int retval;
+ chunk=buffer_size;
+ if (chunk>(j-bank->sectors[i].size))
+ {
+ chunk=(j-bank->sectors[i].size);
+ }
+
+ retval=target->type->read_memory(target, bank->base + bank->sectors[i].offset, 4, chunk/4, buffer);
+ if (retval!=ERROR_OK)
+ return retval;
+
+ for (nBytes = 0; nBytes < chunk; nBytes++)
+ {
+ if (buffer[nBytes] != 0xFF)
+ {
+ bank->sectors[i].is_erased = 0;
+ break;
+ }
+ }
+ }
+ }
+
+ return ERROR_OK;
+}
diff --git a/src/flash/flash.h b/src/flash/flash.h
index 846ddc4b..e2f78855 100644
--- a/src/flash/flash.h
+++ b/src/flash/flash.h
@@ -78,6 +78,7 @@ extern int flash_erase_address_range(target_t *target, u32 addr, u32 length);
extern int flash_write(target_t *target, image_t *image, u32 *written, int erase);
extern void flash_set_dirty(void);
extern int flash_get_bank_count();
+int default_flash_blank_check(struct flash_bank_s *bank);
extern flash_bank_t *get_flash_bank_by_num(int num);
extern flash_bank_t *get_flash_bank_by_num_noprobe(int num);
diff --git a/src/flash/str7x.c b/src/flash/str7x.c
index c7a486e2..70f312d3 100644
--- a/src/flash/str7x.c
+++ b/src/flash/str7x.c
@@ -56,7 +56,6 @@ int str7x_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);
int str7x_probe(struct flash_bank_s *bank);
int str7x_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int str7x_protect_check(struct flash_bank_s *bank);
-int str7x_erase_check(struct flash_bank_s *bank);
int str7x_info(struct flash_bank_s *bank, char *buf, int buf_size);
int str7x_handle_disable_jtag_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
@@ -71,7 +70,7 @@ flash_driver_t str7x_flash =
.write = str7x_write,
.probe = str7x_probe,
.auto_probe = str7x_probe,
- .erase_check = str7x_erase_check,
+ .erase_check = default_flash_blank_check,
.protect_check = str7x_protect_check,
.info = str7x_info
};
@@ -240,43 +239,6 @@ u32 str7x_result(struct flash_bank_s *bank)
return retval;
}
-int str7x_blank_check(struct flash_bank_s *bank, int first, int last)
-{
- target_t *target = bank->target;
- u8 *buffer;
- int i;
- int nBytes;
-
- if ((first < 0) || (last > bank->num_sectors))
- return ERROR_FLASH_SECTOR_INVALID;
-
- if (bank->target->state != TARGET_HALTED)
- {
- return ERROR_TARGET_NOT_HALTED;
- }
-
- buffer = malloc(256);
-
- for (i = first; i <= last; i++)
- {
- bank->sectors[i].is_erased = 1;
-
- target->type->read_memory(target, bank->base + bank->sectors[i].offset, 4, 256/4, buffer);
-
- for (nBytes = 0; nBytes < 256; nBytes++)
- {
- if (buffer[nBytes] != 0xFF)
- {
- bank->sectors[i].is_erased = 0;
- break;
- }
- }
- }
-
- free(buffer);
-
- return ERROR_OK;
-}
int str7x_protect_check(struct flash_bank_s *bank)
{
@@ -729,11 +691,6 @@ int str7x_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, c
return ERROR_OK;
}
-int str7x_erase_check(struct flash_bank_s *bank)
-{
- return str7x_blank_check(bank, 0, bank->num_sectors - 1);
-}
-
int str7x_info(struct flash_bank_s *bank, char *buf, int buf_size)
{
snprintf(buf, buf_size, "str7x flash driver info" );
diff --git a/src/flash/str9x.c b/src/flash/str9x.c
index bd823820..68fefc1b 100644
--- a/src/flash/str9x.c
+++ b/src/flash/str9x.c
@@ -64,7 +64,6 @@ int str9x_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);
int str9x_probe(struct flash_bank_s *bank);
int str9x_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int str9x_protect_check(struct flash_bank_s *bank);
-int str9x_erase_check(struct flash_bank_s *bank);
int str9x_info(struct flash_bank_s *bank, char *buf, int buf_size);
int str9x_handle_flash_config_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
@@ -79,7 +78,7 @@ flash_driver_t str9x_flash =
.write = str9x_write,
.probe = str9x_probe,
.auto_probe = str9x_probe,
- .erase_check = str9x_erase_check,
+ .erase_check = default_flash_blank_check,
.protect_check = str9x_protect_check,
.info = str9x_info
};
@@ -170,44 +169,6 @@ int str9x_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char
return ERROR_OK;
}
-int str9x_blank_check(struct flash_bank_s *bank, int first, int last)
-{
- target_t *target = bank->target;
- u8 *buffer;
- int i;
- int nBytes;
-
- if ((first < 0) || (last > bank->num_sectors))
- return ERROR_FLASH_SECTOR_INVALID;
-
- if (bank->target->state != TARGET_HALTED)
- {
- return ERROR_TARGET_NOT_HALTED;
- }
-
- buffer = malloc(256);
-
- for (i = first; i <= last; i++)
- {
- bank->sectors[i].is_erased = 1;
-
- target->type->read_memory(target, bank->base + bank->sectors[i].offset, 4, 256/4, buffer);
-
- for (nBytes = 0; nBytes < 256; nBytes++)
- {
- if (buffer[nBytes] != 0xFF)
- {
- bank->sectors[i].is_erased = 0;
- break;
- }
- }
- }
-
- free(buffer);
-
- return ERROR_OK;
-}
-
int str9x_protect_check(struct flash_bank_s *bank)
{
str9x_flash_bank_t *str9x_info = bank->driver_priv;
@@ -581,11 +542,6 @@ int str9x_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, c
return ERROR_OK;
}
-int str9x_erase_check(struct flash_bank_s *bank)
-{
- return str9x_blank_check(bank, 0, bank->num_sectors - 1);
-}
-
int str9x_info(struct flash_bank_s *bank, char *buf, int buf_size)
{
snprintf(buf, buf_size, "str9x flash driver info" );
generated by cgit v1.2.3 (git 2.46.0) at 2024-12-23 11:59:47 +0000