aboutsummaryrefslogtreecommitdiff
path: root/src/flash/nor/kinetis.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/flash/nor/kinetis.c')
-rw-r--r--src/flash/nor/kinetis.c215
1 files changed, 97 insertions, 118 deletions
diff --git a/src/flash/nor/kinetis.c b/src/flash/nor/kinetis.c
index 0cfbd7a..79953c0 100644
--- a/src/flash/nor/kinetis.c
+++ b/src/flash/nor/kinetis.c
@@ -20,6 +20,7 @@
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
+
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
@@ -32,12 +33,12 @@ struct kinetis_flash_bank {
};
static int kinetis_get_master_bank(struct flash_bank *bank,
- struct flash_bank **master_bank)
+ struct flash_bank **master_bank)
{
*master_bank = get_flash_bank_by_name_noprobe(bank->name);
if (*master_bank == NULL) {
LOG_ERROR("master flash bank '%s' does not exist",
- (char *)bank->driver_priv);
+ (char *)bank->driver_priv);
return ERROR_FLASH_OPERATION_FAILED;
}
@@ -51,9 +52,8 @@ static int kinetis_update_bank_info(struct flash_bank *bank)
result = kinetis_get_master_bank(bank, &master_bank);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
/* update the info we do not have */
bank->size = master_bank->size;
@@ -69,9 +69,8 @@ FLASH_BANK_COMMAND_HANDLER(kinetis_flash_bank_command)
{
struct kinetis_flash_bank *bank_info;
- if (CMD_ARGC < 6) {
+ if (CMD_ARGC < 6)
return ERROR_COMMAND_SYNTAX_ERROR;
- }
LOG_INFO("add flash_bank kinetis %s", bank->name);
@@ -85,16 +84,15 @@ FLASH_BANK_COMMAND_HANDLER(kinetis_flash_bank_command)
}
static int kinetis_protect(struct flash_bank *bank, int set, int first,
- int last)
+ int last)
{
int result;
struct flash_bank *master_bank;
result = kinetis_get_master_bank(bank, &master_bank);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
LOG_WARNING("kinetis_protect not supported yet");
@@ -121,16 +119,14 @@ static int kinetis_protect_check(struct flash_bank *bank)
result = kinetis_get_master_bank(bank, &master_bank);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
/* read protection register FTFL_FPROT */
result = target_read_memory(bank->target, 0x40020010, 1, 4, buffer);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
fprot = target_buffer_get_u32(bank->target, buffer);
@@ -157,7 +153,7 @@ static int kinetis_protect_check(struct flash_bank *bank)
}
static int kinetis_ftfl_command(struct flash_bank *bank, uint32_t w0,
- uint32_t w1, uint32_t w2)
+ uint32_t w1, uint32_t w2)
{
uint8_t buffer[12];
int result, i;
@@ -165,11 +161,10 @@ static int kinetis_ftfl_command(struct flash_bank *bank, uint32_t w0,
/* wait for done */
for (i = 0; i < 50; i++) {
result =
- target_read_memory(bank->target, 0x40020000, 1, 1, buffer);
+ target_read_memory(bank->target, 0x40020000, 1, 1, buffer);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
if (buffer[0] & 0x80)
break;
@@ -181,10 +176,9 @@ static int kinetis_ftfl_command(struct flash_bank *bank, uint32_t w0,
/* reset error flags */
buffer[0] = 0x30;
result =
- target_write_memory(bank->target, 0x40020000, 1, 1, buffer);
- if (result != ERROR_OK) {
+ target_write_memory(bank->target, 0x40020000, 1, 1, buffer);
+ if (result != ERROR_OK)
return result;
- }
}
target_buffer_set_u32(bank->target, buffer, w0);
@@ -193,25 +187,22 @@ static int kinetis_ftfl_command(struct flash_bank *bank, uint32_t w0,
result = target_write_memory(bank->target, 0x40020004, 4, 3, buffer);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
/* start command */
buffer[0] = 0x80;
result = target_write_memory(bank->target, 0x40020000, 1, 1, buffer);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
/* wait for done */
for (i = 0; i < 50; i++) {
result =
- target_read_memory(bank->target, 0x40020000, 1, 1, buffer);
+ target_read_memory(bank->target, 0x40020000, 1, 1, buffer);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
if (buffer[0] & 0x80)
break;
@@ -221,8 +212,8 @@ static int kinetis_ftfl_command(struct flash_bank *bank, uint32_t w0,
if (buffer[0] != 0x80) {
LOG_ERROR
- ("ftfl command failed FSTAT: %02X W0: %08X W1: %08X W2: %08X",
- buffer[0], w0, w1, w2);
+ ("ftfl command failed FSTAT: %02X W0: %08X W1: %08X W2: %08X",
+ buffer[0], w0, w1, w2);
return ERROR_FLASH_OPERATION_FAILED;
}
@@ -243,13 +234,11 @@ static int kinetis_erase(struct flash_bank *bank, int first, int last)
result = kinetis_get_master_bank(bank, &master_bank);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
- if ((first > bank->num_sectors) || (last > bank->num_sectors)) {
+ if ((first > bank->num_sectors) || (last > bank->num_sectors))
return ERROR_FLASH_OPERATION_FAILED;
- }
for (i = first; i <= last; i++) {
/* set command and sector address */
@@ -267,20 +256,20 @@ static int kinetis_erase(struct flash_bank *bank, int first, int last)
if (first == 0) {
LOG_WARNING
- ("flash configuration field erased, please reset the device");
+ ("flash configuration field erased, please reset the device");
}
return ERROR_OK;
}
-static int kinetis_write(struct flash_bank *bank, uint8_t * buffer,
- uint32_t offset, uint32_t count)
+static int kinetis_write(struct flash_bank *bank, uint8_t *buffer,
+ uint32_t offset, uint32_t count)
{
struct flash_bank *master_bank;
unsigned int i, result, fallback = 0, nvm = 0;
uint8_t buf[8];
uint32_t wc, w0 = 0, w1 = 0, w2 = 0;
- struct kinetis_flash_bank * kbank = (struct kinetis_flash_bank *)
+ struct kinetis_flash_bank *kbank = (struct kinetis_flash_bank *)
bank->driver_priv;
if (bank->target->state != TARGET_HALTED) {
@@ -290,9 +279,8 @@ static int kinetis_write(struct flash_bank *bank, uint8_t * buffer,
result = kinetis_get_master_bank(bank, &master_bank);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
if (offset >= kbank->nvm_start)
nvm = 1;
@@ -327,8 +315,8 @@ static int kinetis_write(struct flash_bank *bank, uint8_t * buffer,
/* fallback to longword write */
fallback = 1;
- LOG_WARNING("ram not ready, fallback to slow longword write (FCNFG: %02X)",
- buf[0]);
+ LOG_WARNING("ram not ready, fallback to slow longword write (FCNFG: %02X)",
+ buf[0]);
}
} else {
LOG_DEBUG("flash write into PFLASH @08%X", offset);
@@ -347,12 +335,12 @@ static int kinetis_write(struct flash_bank *bank, uint8_t * buffer,
}
LOG_DEBUG("write section @ %08X with length %d",
- offset + i, wc * 4);
+ offset + i, wc * 4);
/* write data to flexram */
result =
- target_write_memory(bank->target, 0x14000000, 4, wc,
- buffer + i);
+ target_write_memory(bank->target, 0x14000000, 4, wc,
+ buffer + i);
if (result != ERROR_OK) {
LOG_ERROR("target_write_memory failed");
@@ -366,9 +354,8 @@ static int kinetis_write(struct flash_bank *bank, uint8_t * buffer,
result = kinetis_ftfl_command(bank, w0, w1, w2);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return ERROR_FLASH_OPERATION_FAILED;
- }
}
}
/* program longword command */
@@ -381,9 +368,8 @@ static int kinetis_write(struct flash_bank *bank, uint8_t * buffer,
result = kinetis_ftfl_command(bank, w0, w1, w2);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return ERROR_FLASH_OPERATION_FAILED;
- }
}
}
@@ -405,97 +391,93 @@ static int kinetis_probe(struct flash_bank *bank)
result = kinetis_get_master_bank(bank, &master_bank);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
result = target_read_memory(bank->target, 0x40048024, 1, 4, buf);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
sim_sdid = target_buffer_get_u32(bank->target, buf);
result = target_read_memory(bank->target, 0x4004804c, 1, 4, buf);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
sim_fcfg1 = target_buffer_get_u32(bank->target, buf);
result = target_read_memory(bank->target, 0x40048050, 1, 4, buf);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
sim_fcfg2 = target_buffer_get_u32(bank->target, buf);
LOG_DEBUG("SDID: %08X FCFG1: %08X FCFG2: %08X", sim_sdid, sim_fcfg1,
- sim_fcfg2);
+ sim_fcfg2);
switch ((sim_fcfg1 >> 28) & 0x0f) {
- case 0x07:
- nvm_size = 128 * 1024;
- break;
- case 0x09:
- case 0x0f:
- nvm_size = 256 * 1024;
- break;
- default:
- nvm_size = 0;
- break;
+ case 0x07:
+ nvm_size = 128 * 1024;
+ break;
+ case 0x09:
+ case 0x0f:
+ nvm_size = 256 * 1024;
+ break;
+ default:
+ nvm_size = 0;
+ break;
}
switch ((sim_fcfg1 >> 24) & 0x0f) {
- case 0x07:
- pf_size = 128 * 1024;
- break;
- case 0x09:
- pf_size = 256 * 1024;
- break;
- case 0x0b:
- case 0x0f:
- pf_size = 512 * 1024;
- break;
- default:
- pf_size = 0;
- break;
+ case 0x07:
+ pf_size = 128 * 1024;
+ break;
+ case 0x09:
+ pf_size = 256 * 1024;
+ break;
+ case 0x0b:
+ case 0x0f:
+ pf_size = 512 * 1024;
+ break;
+ default:
+ pf_size = 0;
+ break;
}
switch ((sim_fcfg1 >> 16) & 0x0f) {
- case 0x02:
- ee_size = 4 * 1024;
- break;
- case 0x03:
- ee_size = 2 * 1024;
- break;
- case 0x04:
- ee_size = 1 * 1024;
- break;
- case 0x05:
- ee_size = 512;
- break;
- case 0x06:
- ee_size = 256;
- break;
- case 0x07:
- ee_size = 128;
- break;
- case 0x08:
- ee_size = 64;
- break;
- case 0x09:
- ee_size = 32;
- break;
- default:
- ee_size = 0;
- break;
+ case 0x02:
+ ee_size = 4 * 1024;
+ break;
+ case 0x03:
+ ee_size = 2 * 1024;
+ break;
+ case 0x04:
+ ee_size = 1 * 1024;
+ break;
+ case 0x05:
+ ee_size = 512;
+ break;
+ case 0x06:
+ ee_size = 256;
+ break;
+ case 0x07:
+ ee_size = 128;
+ break;
+ case 0x08:
+ ee_size = 64;
+ break;
+ case 0x09:
+ ee_size = 32;
+ break;
+ default:
+ ee_size = 0;
+ break;
}
((struct kinetis_flash_bank *) bank->driver_priv)->nvm_start =
pf_size - nvm_size;
LOG_DEBUG("NVM: %d PF: %d EE: %d BL1: %d", nvm_size, pf_size, ee_size,
- (sim_fcfg2 >> 23) & 1);
+ (sim_fcfg2 >> 23) & 1);
if (pf_size != bank->size) {
LOG_WARNING("flash size is different %d != %d", pf_size,
- bank->size);
+ bank->size);
}
bank->num_sectors = bank->size / (2 * 1024);
@@ -526,13 +508,12 @@ static int kinetis_info(struct flash_bank *bank, char *buf, int buf_size)
result = kinetis_get_master_bank(bank, &master_bank);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
snprintf(buf, buf_size,
- "%s driver for flash bank %s at 0x%8.8" PRIx32 "",
- bank->driver->name, master_bank->name, master_bank->base);
+ "%s driver for flash bank %s at 0x%8.8" PRIx32 "",
+ bank->driver->name, master_bank->name, master_bank->base);
return ERROR_OK;
}
@@ -551,15 +532,14 @@ static int kinetis_blank_check(struct flash_bank *bank)
result = kinetis_get_master_bank(bank, &master_bank);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
return ERROR_OK;
}
static int kinetis_flash_read(struct flash_bank *bank,
- uint8_t * buffer, uint32_t offset, uint32_t count)
+ uint8_t *buffer, uint32_t offset, uint32_t count)
{
int result;
struct flash_bank *master_bank;
@@ -573,9 +553,8 @@ static int kinetis_flash_read(struct flash_bank *bank,
result = kinetis_get_master_bank(bank, &master_bank);
- if (result != ERROR_OK) {
+ if (result != ERROR_OK)
return result;
- }
return ERROR_OK;
}
generated by cgit v1.1 at 2024-08-04 10:07:56 +0000