* 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
* - 176x (tested with LPC1768)
*
* lpc4300 (also available as lpc1800 - alias)
- * - 43x2 | 3 | 5 | 7 (tested with 4337)
+ * - 43x2 | 3 | 5 | 7 (tested with LPC4337/LPC4357)
* - 18x2 | 3 | 5 | 7
+ *
+ * lpc800:
+ * - 810 | 1 | 2 (tested with LPC810/LPC812)
*/
typedef enum {
lpc2000_v2,
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;
}
} else if (lpc2000_info->variant == lpc1700) {
switch (bank->size) {
+ case 4 * 1024:
+ lpc2000_info->cmd51_max_buffer = 256;
+ bank->num_sectors = 1;
+ break;
+ case 8 * 1024:
+ lpc2000_info->cmd51_max_buffer = 512;
+ bank->num_sectors = 2;
+ break;
+ case 16 * 1024:
+ lpc2000_info->cmd51_max_buffer = 512;
+ bank->num_sectors = 4;
+ break;
case 32 * 1024:
+ lpc2000_info->cmd51_max_buffer = 1024;
bank->num_sectors = 8;
break;
case 64 * 1024:
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:
+ lpc2000_info->cmd51_max_buffer = 256;
+ bank->num_sectors = 4;
+ break;
+ case 8 * 1024:
+ lpc2000_info->cmd51_max_buffer = 512;
+ 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);
* 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|0x104: stack (only 128b needed for lpc17xx/2000, 208 for lpc43xx)
+ * 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)
/* 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));
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 = ARM_MODE_THREAD;
buf_set_u32(reg_params[2].value, 0, 32, iap_entry_point);
switch (lpc2000_info->variant) {
+ case lpc800:
case lpc1700:
case lpc4300:
/* IAP stack */
result_table[3] = target_buffer_get_u32(target, mem_params[1].value + 0x10);
LOG_DEBUG("IAP command = %i (0x%8.8" PRIx32 ", 0x%8.8" PRIx32 ", 0x%8.8" PRIx32 ", 0x%8.8" PRIx32 ", 0x%8.8" PRIx32
- ") completed with result = %8.8" PRIx32,
+ ") completed with result = %8.8x",
code, param_table[0], param_table[1], param_table[2], param_table[3], param_table[4], status_code);
destroy_mem_param(&mem_params[0]);
if (CMD_ARGC < 8)
return ERROR_COMMAND_SYNTAX_ERROR;
- struct lpc2000_flash_bank *lpc2000_info = malloc(sizeof(struct lpc2000_flash_bank));
+ struct lpc2000_flash_bank *lpc2000_info = calloc(1, sizeof(*lpc2000_info));
+
bank->driver_priv = lpc2000_info;
if (strcmp(CMD_ARGV[6], "lpc2000_v1") == 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);
if (retval != ERROR_OK)
return retval;
+ if (lpc2000_info->variant == lpc4300)
+ /* Init IAP Anyway */
+ lpc2000_iap_call(bank, iap_working_area, 49, param_table, result_table);
+
/* Prepare sectors */
int status_code = lpc2000_iap_call(bank, iap_working_area, 50, param_table, result_table);
switch (status_code) {
return ERROR_OK;
}
-static int lpc2000_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, uint32_t count)
+static int lpc2000_write(struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
{
struct target *target = bank->target;
/* check if exception vectors should be flashed */
if ((offset == 0) && (count >= 0x20) && lpc2000_info->calc_checksum) {
+ assert(lpc2000_info->checksum_vector < 8);
uint32_t checksum = 0;
for (int i = 0; i < 8; i++) {
LOG_DEBUG("Vector 0x%2.2x: 0x%8.8" PRIx32, i * 4, buf_get_u32(buffer + (i * 4), 0, 32));
"checksum.");
}
- buf_set_u32(buffer + (lpc2000_info->checksum_vector * 4), 0, 32, checksum);
+ /* FIXME: WARNING! This code is broken because it modifies the callers buffer in place. */
+ buf_set_u32((uint8_t *)buffer + (lpc2000_info->checksum_vector * 4), 0, 32, checksum);
}
struct working_area *iap_working_area;
uint32_t param_table[5] = {0};
uint32_t result_table[4];
+ if (lpc2000_info->variant == lpc4300)
+ /* Init IAP Anyway */
+ lpc2000_iap_call(bank, iap_working_area, 49, param_table, result_table);
+
while (bytes_remaining > 0) {
uint32_t thisrun_bytes;
if (bytes_remaining >= lpc2000_info->cmd51_max_buffer)
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;