* 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. *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#define SAMD_FAMILY_C 0x02
#define SAMD_SERIES_20 0x00
#define SAMD_SERIES_21 0x01
+#define SAMD_SERIES_22 0x02
#define SAMD_SERIES_10 0x02
#define SAMD_SERIES_11 0x03
+#define SAMD_SERIES_09 0x04
/* Device ID macros */
#define SAMD_GET_PROCESSOR(id) (id >> 28)
uint32_t ram_kb;
};
+/* Known SAMD09 parts. DID reset values missing in RM, see
+ * https://github.com/avrxml/asf/blob/master/sam0/utils/cmsis/samd09/include/ */
+static const struct samd_part samd09_parts[] = {
+ { 0x0, "SAMD09D14A", 16, 4 },
+ { 0x7, "SAMD09C13A", 8, 4 },
+};
+
/* Known SAMD10 parts */
static const struct samd_part samd10_parts[] = {
{ 0x0, "SAMD10D14AMU", 16, 4 },
{ 0xC, "SAMD21E16A", 64, 8 },
{ 0xD, "SAMD21E15A", 32, 4 },
{ 0xE, "SAMD21E14A", 16, 2 },
+ /* Below are B Variants (Table 3-7 from rev I of datasheet) */
+ { 0x20, "SAMD21J16B", 64, 8 },
+ { 0x21, "SAMD21J15B", 32, 4 },
+ { 0x23, "SAMD21G16B", 64, 8 },
+ { 0x24, "SAMD21G15B", 32, 4 },
+ { 0x26, "SAMD21E16B", 64, 8 },
+ { 0x27, "SAMD21E15B", 32, 4 },
};
/* Known SAMR21 parts. */
{ 0x1C, "SAML21E15B", 32, 4 },
};
+/* Known SAML22 parts. */
+static const struct samd_part saml22_parts[] = {
+ { 0x00, "SAML22N18A", 256, 32 },
+ { 0x01, "SAML22N17A", 128, 16 },
+ { 0x02, "SAML22N16A", 64, 8 },
+ { 0x05, "SAML22J18A", 256, 32 },
+ { 0x06, "SAML22J17A", 128, 16 },
+ { 0x07, "SAML22J16A", 64, 8 },
+ { 0x0A, "SAML22G18A", 256, 32 },
+ { 0x0B, "SAML22G17A", 128, 16 },
+ { 0x0C, "SAML22G16A", 64, 8 },
+};
+
/* Known SAMC20 parts. */
static const struct samd_part samc20_parts[] = {
{ 0x00, "SAMC20J18A", 256, 32 },
samd21_parts, ARRAY_SIZE(samd21_parts) },
{ SAMD_PROCESSOR_M0, SAMD_FAMILY_D, SAMD_SERIES_21,
samr21_parts, ARRAY_SIZE(samr21_parts) },
+ { SAMD_PROCESSOR_M0, SAMD_FAMILY_D, SAMD_SERIES_09,
+ samd09_parts, ARRAY_SIZE(samd09_parts) },
{ SAMD_PROCESSOR_M0, SAMD_FAMILY_D, SAMD_SERIES_10,
samd10_parts, ARRAY_SIZE(samd10_parts) },
{ SAMD_PROCESSOR_M0, SAMD_FAMILY_D, SAMD_SERIES_11,
samd11_parts, ARRAY_SIZE(samd11_parts) },
{ SAMD_PROCESSOR_M0, SAMD_FAMILY_L, SAMD_SERIES_21,
saml21_parts, ARRAY_SIZE(saml21_parts) },
+ { SAMD_PROCESSOR_M0, SAMD_FAMILY_L, SAMD_SERIES_22,
+ saml22_parts, ARRAY_SIZE(saml22_parts) },
{ SAMD_PROCESSOR_M0, SAMD_FAMILY_C, SAMD_SERIES_20,
samc20_parts, ARRAY_SIZE(samc20_parts) },
{ SAMD_PROCESSOR_M0, SAMD_FAMILY_C, SAMD_SERIES_21,
part = samd_find_part(id);
if (part == NULL) {
- LOG_ERROR("Couldn't find part correspoding to DID %08" PRIx32, id);
+ LOG_ERROR("Couldn't find part corresponding to DID %08" PRIx32, id);
return ERROR_FAIL;
}
/* We've now applied our changes, however they will be undone by the next
* reset unless we also apply them to the LOCK bits in the User Page. The
- * LOCK bits start at bit 48, correspoding to Sector 0 and end with bit 63,
+ * LOCK bits start at bit 48, corresponding to Sector 0 and end with bit 63,
* corresponding to Sector 15. A '1' means unlocked and a '0' means
* locked. See Table 9-3 in the SAMD20 datasheet for more details. */
COMMAND_HANDLER(samd_handle_reset_deassert)
{
struct target *target = get_current_target(CMD_CTX);
- struct armv7m_common *armv7m = target_to_armv7m(target);
- struct adiv5_dap *swjdp = armv7m->arm.dap;
int retval = ERROR_OK;
enum reset_types jtag_reset_config = jtag_get_reset_config();
+ /* If the target has been unresponsive before, try to re-establish
+ * communication now - CPU is held in reset by DSU, DAP is working */
+ if (!target_was_examined(target))
+ target_examine_one(target);
+ target_poll(target);
+
/* In case of sysresetreq, debug retains state set in cortex_m_assert_reset()
* so we just release reset held by DSU
*
* After vectreset DSU release is not needed however makes no harm
*/
if (target->reset_halt && (jtag_reset_config & RESET_HAS_SRST)) {
- retval = mem_ap_sel_write_u32(swjdp, armv7m->debug_ap->ap_num, DCB_DHCSR, DBGKEY | C_HALT | C_DEBUGEN);
+ retval = target_write_u32(target, DCB_DHCSR, DBGKEY | C_HALT | C_DEBUGEN);
if (retval == ERROR_OK)
- retval = mem_ap_sel_write_u32(swjdp, armv7m->debug_ap->ap_num, DCB_DEMCR,
+ retval = target_write_u32(target, DCB_DEMCR,
TRCENA | VC_HARDERR | VC_BUSERR | VC_CORERESET);
/* do not return on error here, releasing DSU reset is more important */
}