* Copyright (C) 2011 by Olivier Schonken (at91sam3x* support) * *
* and Jim Norris *
* 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 *
+ * 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. *
+ * 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, write to the *
- * Free Software Foundation, Inc., *
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. *
****************************************************************************/
/* Some of the the lower level code was based on code supplied by
#define offset_EFC_FSR 8
#define offset_EFC_FRR 12
-extern struct flash_driver at91sam3_flash;
+extern const struct flash_driver at91sam3_flash;
static float _tomhz(uint32_t freq_hz)
{
static struct sam3_chip *all_sam3_chips;
-static struct sam3_chip *get_current_sam3(struct command_context *cmd_ctx)
+static struct sam3_chip *get_current_sam3(struct command_invocation *cmd)
{
struct target *t;
static struct sam3_chip *p;
- t = get_current_target(cmd_ctx);
+ t = get_current_target(cmd->ctx);
if (!t) {
- command_print(cmd_ctx, "No current target?");
+ command_print(cmd, "No current target?");
return NULL;
}
if (!p) {
/* this should not happen */
/* the command is not registered until the chip is created? */
- command_print(cmd_ctx, "No SAM3 chips exist?");
+ command_print(cmd, "No SAM3 chips exist?");
return NULL;
}
return p;
p = p->next;
}
- command_print(cmd_ctx, "Cannot find SAM3 chip?");
+ command_print(cmd, "Cannot find SAM3 chip?");
return NULL;
}
int r;
uint32_t v;
- long long ms_now, ms_end;
+ int64_t ms_now, ms_end;
/* default */
if (status)
_unknown, /* 0 */
"arm946es", /* 1 */
"arm7tdmi", /* 2 */
- "cortex-m3", /* 3 */
+ "Cortex-M3", /* 3 */
"arm920t", /* 4 */
"arm926ejs", /* 5 */
_unknown, /* 6 */
return ERROR_OK;
}
-static int sam3_erase_check(struct flash_bank *bank)
-{
- int x;
-
- LOG_DEBUG("Here");
- if (bank->target->state != TARGET_HALTED) {
- LOG_ERROR("Target not halted");
- return ERROR_TARGET_NOT_HALTED;
- }
- if (0 == bank->num_sectors) {
- LOG_ERROR("Target: not supported/not probed");
- return ERROR_FAIL;
- }
-
- LOG_INFO("sam3 - supports auto-erase, erase_check ignored");
- for (x = 0; x < bank->num_sectors; x++)
- bank->sectors[x].is_erased = 1;
-
- LOG_DEBUG("Done");
- return ERROR_OK;
-}
-
static int sam3_protect_check(struct flash_bank *bank)
{
int r;
((unsigned int)(FLASH_BANK1_BASE_256K_AX)),
((unsigned int)(FLASH_BANK1_BASE_512K_AX)));
return ERROR_FAIL;
- break;
/* at91sam3s and at91sam3n series only has bank 0*/
/* at91sam3u and at91sam3ax series has the same address for bank 0*/
return ERROR_OK;
}
+/**
+ * Remove all chips from the internal list without distingushing which one
+ * is owned by this bank. This simplification works only for one shot
+ * deallocation like current flash_free_all_banks()
+ */
+void sam3_free_driver_priv(struct flash_bank *bank)
+{
+ struct sam3_chip *chip = all_sam3_chips;
+ while (chip) {
+ struct sam3_chip *next = chip->next;
+ free(chip);
+ chip = next;
+ }
+ all_sam3_chips = NULL;
+}
+
static int sam3_GetDetails(struct sam3_bank_private *pPrivate)
{
const struct sam3_chip_details *pDetails;
COMMAND_HANDLER(sam3_handle_info_command)
{
struct sam3_chip *pChip;
- pChip = get_current_sam3(CMD_CTX);
+ pChip = get_current_sam3(CMD);
if (!pChip)
return ERROR_OK;
if (pChip->details.bank[0].pBank == NULL) {
x = 0;
need_define:
- command_print(CMD_CTX,
+ command_print(CMD,
"Please define bank %d via command: flash bank %s ... ",
x,
at91sam3_flash.name);
int r, who;
struct sam3_chip *pChip;
- pChip = get_current_sam3(CMD_CTX);
+ pChip = get_current_sam3(CMD);
if (!pChip)
return ERROR_OK;
}
if (pChip->details.bank[0].pBank == NULL) {
- command_print(CMD_CTX, "Bank0 must be defined first via: flash bank %s ...",
+ command_print(CMD, "Bank0 must be defined first via: flash bank %s ...",
at91sam3_flash.name);
return ERROR_FAIL;
}
switch (CMD_ARGC) {
default:
return ERROR_COMMAND_SYNTAX_ERROR;
- break;
case 0:
goto showall;
- break;
case 1:
who = -1;
break;
r = FLASHD_GetGPNVM(&(pChip->details.bank[0]), x, &v);
if (r != ERROR_OK)
break;
- command_print(CMD_CTX, "sam3-gpnvm%u: %u", x, v);
+ command_print(CMD, "sam3-gpnvm%u: %u", x, v);
}
return r;
}
if ((who >= 0) && (((unsigned)(who)) < pChip->details.n_gpnvms)) {
r = FLASHD_GetGPNVM(&(pChip->details.bank[0]), who, &v);
- command_print(CMD_CTX, "sam3-gpnvm%u: %u", who, v);
+ if (r == ERROR_OK)
+ command_print(CMD, "sam3-gpnvm%u: %u", who, v);
return r;
} else {
- command_print(CMD_CTX, "sam3-gpnvm invalid GPNVM: %u", who);
+ command_print(CMD, "sam3-gpnvm invalid GPNVM: %u", who);
return ERROR_COMMAND_SYNTAX_ERROR;
}
}
if (who == -1) {
- command_print(CMD_CTX, "Missing GPNVM number");
+ command_print(CMD, "Missing GPNVM number");
return ERROR_COMMAND_SYNTAX_ERROR;
}
(0 == strcmp("clear", CMD_ARGV[0]))) /* quietly accept both */
r = FLASHD_ClrGPNVM(&(pChip->details.bank[0]), who);
else {
- command_print(CMD_CTX, "Unknown command: %s", CMD_ARGV[0]);
+ command_print(CMD, "Unknown command: %s", CMD_ARGV[0]);
r = ERROR_COMMAND_SYNTAX_ERROR;
}
return r;
{
struct sam3_chip *pChip;
- pChip = get_current_sam3(CMD_CTX);
+ pChip = get_current_sam3(CMD);
if (!pChip)
return ERROR_OK;
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], v);
if (v > 200000) {
/* absurd slow clock of 200Khz? */
- command_print(CMD_CTX, "Absurd/illegal slow clock freq: %d\n", (int)(v));
+ command_print(CMD, "Absurd/illegal slow clock freq: %d\n", (int)(v));
return ERROR_COMMAND_SYNTAX_ERROR;
}
pChip->cfg.slow_freq = v;
}
default:
/* error */
- command_print(CMD_CTX, "Too many parameters");
+ command_print(CMD, "Too many parameters");
return ERROR_COMMAND_SYNTAX_ERROR;
- break;
}
- command_print(CMD_CTX, "Slowclk freq: %d.%03dkhz",
+ command_print(CMD, "Slowclk freq: %d.%03dkhz",
(int)(pChip->cfg.slow_freq / 1000),
(int)(pChip->cfg.slow_freq % 1000));
return ERROR_OK;
.name = "info",
.handler = sam3_handle_info_command,
.mode = COMMAND_EXEC,
- .help = "Print information about the current at91sam3 chip"
+ .help = "Print information about the current at91sam3 chip "
"and its flash configuration.",
+ .usage = "",
},
{
.name = "slowclk",
COMMAND_REGISTRATION_DONE
};
-struct flash_driver at91sam3_flash = {
+const struct flash_driver at91sam3_flash = {
.name = "at91sam3",
.commands = at91sam3_command_handlers,
.flash_bank_command = sam3_flash_bank_command,
.read = default_flash_read,
.probe = sam3_probe,
.auto_probe = sam3_auto_probe,
- .erase_check = sam3_erase_check,
+ .erase_check = default_flash_blank_check,
.protect_check = sam3_protect_check,
+ .free_driver_priv = sam3_free_driver_priv,
};