* 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
switch (num) {
case 0 ... 18:
/* read a normal core register */
- retval = adapter->layout->api->read_reg(adapter->fd, num, value);
+ retval = adapter->layout->api->read_reg(adapter->handle, num, value);
if (retval != ERROR_OK) {
LOG_ERROR("JTAG failure %i", retval);
LOG_DEBUG("load from core reg %i value 0x%" PRIx32 "", (int)num, *value);
break;
- case ARMV7M_FPSID:
- case ARMV7M_FPEXC:
- *value = 0;
- break;
-
case ARMV7M_FPSCR:
/* Floating-point Status and Registers */
retval = target_write_u32(target, ARMV7M_SCS_DCRSR, 33);
retval = target_read_u32(target, ARMV7M_SCS_DCRDR, value);
if (retval != ERROR_OK)
return retval;
- LOG_DEBUG("load from core reg %i value 0x%" PRIx32 "", (int)num, *value);
+ LOG_DEBUG("load from FPSCR value 0x%" PRIx32, *value);
break;
case ARMV7M_S0 ... ARMV7M_S31:
retval = target_read_u32(target, ARMV7M_SCS_DCRDR, value);
if (retval != ERROR_OK)
return retval;
- LOG_DEBUG("load from core reg %i value 0x%" PRIx32 "", (int)num, *value);
- break;
-
- case ARMV7M_D0 ... ARMV7M_D15:
- value = 0;
+ LOG_DEBUG("load from FPU reg S%d value 0x%" PRIx32,
+ (int)(num - ARMV7M_S0), *value);
break;
case ARMV7M_PRIMASK:
* in one Debug Core register. So say r0 and r2 docs;
* it was removed from r1 docs, but still works.
*/
- retval = adapter->layout->api->read_reg(adapter->fd, 20, value);
+ retval = adapter->layout->api->read_reg(adapter->handle, 20, value);
if (retval != ERROR_OK)
return retval;
LOG_DEBUG("%s", __func__);
-#ifdef ARMV7_GDB_HACKS
- /* If the LR register is being modified, make sure it will put us
- * in "thumb" mode, or an INVSTATE exception will occur. This is a
- * hack to deal with the fact that gdb will sometimes "forge"
- * return addresses, and doesn't set the LSB correctly (i.e., when
- * printing expressions containing function calls, it sets LR = 0.)
- * Valid exception return codes have bit 0 set too.
- */
- if (num == ARMV7M_R14)
- value |= 0x01;
-#endif
-
/* NOTE: we "know" here that the register identifiers used
* in the v7m header match the Cortex-M3 Debug Core Register
* Selector values for R0..R15, xPSR, MSP, and PSP.
*/
switch (num) {
case 0 ... 18:
- retval = adapter->layout->api->write_reg(adapter->fd, num, value);
+ retval = adapter->layout->api->write_reg(adapter->handle, num, value);
if (retval != ERROR_OK) {
struct reg *r;
LOG_DEBUG("write core reg %i value 0x%" PRIx32 "", (int)num, value);
break;
- case ARMV7M_FPSID:
- case ARMV7M_FPEXC:
- break;
-
case ARMV7M_FPSCR:
/* Floating-point Status and Registers */
retval = target_write_u32(target, ARMV7M_SCS_DCRDR, value);
retval = target_write_u32(target, ARMV7M_SCS_DCRSR, 33 | (1<<16));
if (retval != ERROR_OK)
return retval;
- LOG_DEBUG("write core reg %i value 0x%" PRIx32 "", (int)num, value);
+ LOG_DEBUG("write FPSCR value 0x%" PRIx32, value);
break;
case ARMV7M_S0 ... ARMV7M_S31:
retval = target_write_u32(target, ARMV7M_SCS_DCRSR, (num-ARMV7M_S0+64) | (1<<16));
if (retval != ERROR_OK)
return retval;
- LOG_DEBUG("write core reg %i value 0x%" PRIx32 "", (int)num, value);
- break;
-
- case ARMV7M_D0 ... ARMV7M_D15:
+ LOG_DEBUG("write FPU reg S%d value 0x%" PRIx32,
+ (int)(num - ARMV7M_S0), value);
break;
case ARMV7M_PRIMASK:
* it was removed from r1 docs, but still works.
*/
- adapter->layout->api->read_reg(adapter->fd, 20, ®);
+ adapter->layout->api->read_reg(adapter->handle, 20, ®);
switch (num) {
case ARMV7M_PRIMASK:
break;
}
- adapter->layout->api->write_reg(adapter->fd, 20, reg);
+ adapter->layout->api->write_reg(adapter->handle, 20, reg);
LOG_DEBUG("write special reg %i value 0x%" PRIx32 " ", (int)num, value);
break;
static int hl_dcc_read(struct hl_interface_s *hl_if, uint8_t *value, uint8_t *ctrl)
{
uint16_t dcrdr;
- int retval = hl_if->layout->api->read_mem8(hl_if->fd,
- DCB_DCRDR, sizeof(dcrdr), (uint8_t *)&dcrdr);
+ int retval = hl_if->layout->api->read_mem(hl_if->handle,
+ DCB_DCRDR, 1, sizeof(dcrdr), (uint8_t *)&dcrdr);
if (retval == ERROR_OK) {
*ctrl = (uint8_t)dcrdr;
*value = (uint8_t)(dcrdr >> 8);
* to signify we have read data */
/* atomically clear just the byte containing the busy bit */
static const uint8_t zero;
- retval = hl_if->layout->api->write_mem8(
- hl_if->fd, DCB_DCRDR, 1, &zero);
+ retval = hl_if->layout->api->write_mem(hl_if->handle, DCB_DCRDR, 1, 1, &zero);
}
}
return retval;
}
static int adapter_init_arch_info(struct target *target,
- struct cortex_m3_common *cortex_m3,
+ struct cortex_m_common *cortex_m,
struct jtag_tap *tap)
{
struct armv7m_common *armv7m;
LOG_DEBUG("%s", __func__);
- armv7m = &cortex_m3->armv7m;
+ armv7m = &cortex_m->armv7m;
armv7m_init_arch_info(target, armv7m);
armv7m->load_core_reg_u32 = adapter_load_core_reg_u32;
LOG_DEBUG("%s", __func__);
armv7m_build_reg_cache(target);
-
+ arm_semihosting_init(target);
return ERROR_OK;
}
{
LOG_DEBUG("%s", __func__);
- struct cortex_m3_common *cortex_m3 = calloc(1, sizeof(struct cortex_m3_common));
+ struct cortex_m_common *cortex_m = calloc(1, sizeof(struct cortex_m_common));
- if (!cortex_m3)
+ if (!cortex_m)
return ERROR_COMMAND_SYNTAX_ERROR;
- adapter_init_arch_info(target, cortex_m3, target->tap);
+ adapter_init_arch_info(target, cortex_m, target->tap);
return ERROR_OK;
}
adapter_load_context(target);
/* make sure we clear the vector catch bit */
- adapter->layout->api->write_debug_reg(adapter->fd, DCB_DEMCR, TRCENA);
+ adapter->layout->api->write_debug_reg(adapter->handle, DCB_DEMCR, TRCENA);
- r = arm->core_cache->reg_list + ARMV7M_xPSR;
+ r = arm->cpsr;
xPSR = buf_get_u32(r->value, 0, 32);
/* Are we in an exception handler */
LOG_DEBUG("entered debug state in core mode: %s at PC 0x%08" PRIx32 ", target->state: %s",
arm_mode_name(arm->core_mode),
- *(uint32_t *)(arm->pc->value),
+ buf_get_u32(arm->pc->value, 0, 32),
target_state_name(target));
return retval;
struct armv7m_common *armv7m = target_to_armv7m(target);
enum target_state prev_target_state = target->state;
- state = adapter->layout->api->state(adapter->fd);
+ state = adapter->layout->api->state(adapter->handle);
if (state == TARGET_UNKNOWN) {
LOG_ERROR("jtag status contains invalid mode value - communication failure");
return ERROR_TARGET_FAILURE;
}
- if (target->state == state)
+ if (prev_target_state == state)
return ERROR_OK;
+ target->state = state;
+
if (state == TARGET_HALTED) {
- target->state = state;
int retval = adapter_debug_entry(target);
if (retval != ERROR_OK)
target_call_event_callbacks(target, TARGET_EVENT_HALTED);
}
- LOG_DEBUG("halted: PC: 0x%08x", buf_get_u32(armv7m->arm.pc->value, 0, 32));
+ LOG_DEBUG("halted: PC: 0x%08" PRIx32, buf_get_u32(armv7m->arm.pc->value, 0, 32));
}
return ERROR_OK;
if ((jtag_reset_config & RESET_HAS_SRST) &&
(jtag_reset_config & RESET_SRST_NO_GATING)) {
jtag_add_reset(0, 1);
- res = adapter->layout->api->assert_srst(adapter->fd, 0);
+ res = adapter->layout->api->assert_srst(adapter->handle, 0);
srst_asserted = true;
}
- adapter->layout->api->write_debug_reg(adapter->fd, DCB_DHCSR, DBGKEY|C_DEBUGEN);
+ adapter->layout->api->write_debug_reg(adapter->handle, DCB_DHCSR, DBGKEY|C_DEBUGEN);
/* only set vector catch if halt is requested */
if (target->reset_halt)
- adapter->layout->api->write_debug_reg(adapter->fd, DCB_DEMCR, TRCENA|VC_CORERESET);
+ adapter->layout->api->write_debug_reg(adapter->handle, DCB_DEMCR, TRCENA|VC_CORERESET);
else
- adapter->layout->api->write_debug_reg(adapter->fd, DCB_DEMCR, TRCENA);
+ adapter->layout->api->write_debug_reg(adapter->handle, DCB_DEMCR, TRCENA);
if (jtag_reset_config & RESET_HAS_SRST) {
if (!srst_asserted) {
jtag_add_reset(0, 1);
- res = adapter->layout->api->assert_srst(adapter->fd, 0);
+ res = adapter->layout->api->assert_srst(adapter->handle, 0);
}
if (res == ERROR_COMMAND_NOTFOUND)
LOG_ERROR("Hardware srst not supported, falling back to software reset");
if (use_srst_fallback) {
/* stlink v1 api does not support hardware srst, so we use a software reset fallback */
- adapter->layout->api->write_debug_reg(adapter->fd, NVIC_AIRCR, AIRCR_VECTKEY | AIRCR_SYSRESETREQ);
+ adapter->layout->api->write_debug_reg(adapter->handle, NVIC_AIRCR, AIRCR_VECTKEY | AIRCR_SYSRESETREQ);
}
- res = adapter->layout->api->reset(adapter->fd);
+ res = adapter->layout->api->reset(adapter->handle);
if (res != ERROR_OK)
return res;
LOG_DEBUG("%s", __func__);
if (jtag_reset_config & RESET_HAS_SRST)
- adapter->layout->api->assert_srst(adapter->fd, 1);
+ adapter->layout->api->assert_srst(adapter->handle, 1);
/* virtual deassert reset, we need it for the internal
* jtag state machine
if (target->state == TARGET_UNKNOWN)
LOG_WARNING("target was in unknown state when halt was requested");
- res = adapter->layout->api->halt(adapter->fd);
+ res = adapter->layout->api->halt(adapter->handle);
if (res != ERROR_OK)
return res;
}
static int adapter_resume(struct target *target, int current,
- uint32_t address, int handle_breakpoints,
+ target_addr_t address, int handle_breakpoints,
int debug_execution)
{
int res;
struct breakpoint *breakpoint = NULL;
struct reg *pc;
- LOG_DEBUG("%s %d 0x%08x %d %d", __func__, current, address,
- handle_breakpoints, debug_execution);
+ LOG_DEBUG("%s %d " TARGET_ADDR_FMT " %d %d", __func__, current,
+ address, handle_breakpoints, debug_execution);
if (target->state != TARGET_HALTED) {
LOG_WARNING("target not halted");
if (!debug_execution) {
target_free_all_working_areas(target);
- cortex_m3_enable_breakpoints(target);
- cortex_m3_enable_watchpoints(target);
+ cortex_m_enable_breakpoints(target);
+ cortex_m_enable_watchpoints(target);
}
pc = armv7m->arm.pc;
/* Single step past breakpoint at current address */
breakpoint = breakpoint_find(target, resume_pc);
if (breakpoint) {
- LOG_DEBUG("unset breakpoint at 0x%8.8" PRIx32 " (ID: %d)",
+ LOG_DEBUG("unset breakpoint at " TARGET_ADDR_FMT " (ID: %" PRIu32 ")",
breakpoint->address,
breakpoint->unique_id);
- cortex_m3_unset_breakpoint(target, breakpoint);
+ cortex_m_unset_breakpoint(target, breakpoint);
- res = adapter->layout->api->step(adapter->fd);
+ res = adapter->layout->api->step(adapter->handle);
if (res != ERROR_OK)
return res;
- cortex_m3_set_breakpoint(target, breakpoint);
+ cortex_m_set_breakpoint(target, breakpoint);
}
}
- res = adapter->layout->api->run(adapter->fd);
+ res = adapter->layout->api->run(adapter->handle);
if (res != ERROR_OK)
return res;
}
static int adapter_step(struct target *target, int current,
- uint32_t address, int handle_breakpoints)
+ target_addr_t address, int handle_breakpoints)
{
int res;
struct hl_interface_s *adapter = target_to_adapter(target);
if (handle_breakpoints) {
breakpoint = breakpoint_find(target, pc_value);
if (breakpoint)
- cortex_m3_unset_breakpoint(target, breakpoint);
+ cortex_m_unset_breakpoint(target, breakpoint);
}
armv7m_maybe_skip_bkpt_inst(target, &bkpt_inst_found);
target_call_event_callbacks(target, TARGET_EVENT_RESUMED);
- res = adapter->layout->api->step(adapter->fd);
+ res = adapter->layout->api->step(adapter->handle);
if (res != ERROR_OK)
return res;
register_cache_invalidate(armv7m->arm.core_cache);
if (breakpoint)
- cortex_m3_set_breakpoint(target, breakpoint);
+ cortex_m_set_breakpoint(target, breakpoint);
adapter_debug_entry(target);
target_call_event_callbacks(target, TARGET_EVENT_HALTED);
- LOG_INFO("halted: PC: 0x%08x", buf_get_u32(armv7m->arm.pc->value, 0, 32));
+ LOG_INFO("halted: PC: 0x%08" PRIx32, buf_get_u32(armv7m->arm.pc->value, 0, 32));
return ERROR_OK;
}
-static int adapter_read_memory(struct target *target, uint32_t address,
+static int adapter_read_memory(struct target *target, target_addr_t address,
uint32_t size, uint32_t count,
uint8_t *buffer)
{
struct hl_interface_s *adapter = target_to_adapter(target);
- int res;
- uint32_t buffer_threshold = (adapter->param.max_buffer / 4);
- uint32_t addr_increment = 4;
- uint32_t c;
if (!count || !buffer)
return ERROR_COMMAND_SYNTAX_ERROR;
- LOG_DEBUG("%s 0x%08x %d %d", __func__, address, size, count);
+ LOG_DEBUG("%s " TARGET_ADDR_FMT " %" PRIu32 " %" PRIu32,
+ __func__, address, size, count);
- /* prepare byte count, buffer threshold
- * and address increment for none 32bit access
- */
- if (size != 4) {
- count *= size;
- buffer_threshold = (adapter->param.max_buffer / 4) / 2;
- addr_increment = 1;
- }
-
- while (count) {
- if (count > buffer_threshold)
- c = buffer_threshold;
- else
- c = count;
-
- if (size != 4)
- res = adapter->layout->api->read_mem8(adapter->fd,
- address, c, buffer);
- else
- res = adapter->layout->api->read_mem32(adapter->fd,
- address, c, buffer);
-
- if (res != ERROR_OK)
- return res;
-
- address += (c * addr_increment);
- buffer += (c * addr_increment);
- count -= c;
- }
-
- return ERROR_OK;
+ return adapter->layout->api->read_mem(adapter->handle, address, size, count, buffer);
}
-static int adapter_write_memory(struct target *target, uint32_t address,
+static int adapter_write_memory(struct target *target, target_addr_t address,
uint32_t size, uint32_t count,
const uint8_t *buffer)
{
struct hl_interface_s *adapter = target_to_adapter(target);
- int res;
- uint32_t buffer_threshold = (adapter->param.max_buffer / 4);
- uint32_t addr_increment = 4;
- uint32_t c;
if (!count || !buffer)
return ERROR_COMMAND_SYNTAX_ERROR;
- LOG_DEBUG("%s 0x%08x %d %d", __func__, address, size, count);
-
- /* prepare byte count, buffer threshold
- * and address increment for none 32bit access
- */
- if (size != 4) {
- count *= size;
- buffer_threshold = (adapter->param.max_buffer / 4) / 2;
- addr_increment = 1;
- }
+ LOG_DEBUG("%s " TARGET_ADDR_FMT " %" PRIu32 " %" PRIu32,
+ __func__, address, size, count);
- while (count) {
- if (count > buffer_threshold)
- c = buffer_threshold;
- else
- c = count;
-
- if (size != 4)
- res = adapter->layout->api->write_mem8(adapter->fd,
- address, c, buffer);
- else
- res = adapter->layout->api->write_mem32(adapter->fd,
- address, c, buffer);
-
- if (res != ERROR_OK)
- return res;
-
- address += (c * addr_increment);
- buffer += (c * addr_increment);
- count -= c;
- }
-
- return ERROR_OK;
+ return adapter->layout->api->write_mem(adapter->handle, address, size, count, buffer);
}
static const struct command_registration adapter_command_handlers[] = {
{
.chain = arm_command_handlers,
},
+ {
+ .chain = armv7m_trace_command_handlers,
+ },
COMMAND_REGISTRATION_DONE
};
.deprecated_name = "stm32_stlink",
.init_target = adapter_init_target,
+ .deinit_target = cortex_m_deinit_target,
.target_create = adapter_target_create,
- .examine = cortex_m3_examine,
+ .examine = cortex_m_examine,
.commands = adapter_command_handlers,
.poll = adapter_poll,
.start_algorithm = armv7m_start_algorithm,
.wait_algorithm = armv7m_wait_algorithm,
- .add_breakpoint = cortex_m3_add_breakpoint,
- .remove_breakpoint = cortex_m3_remove_breakpoint,
- .add_watchpoint = cortex_m3_add_watchpoint,
- .remove_watchpoint = cortex_m3_remove_watchpoint,
+ .add_breakpoint = cortex_m_add_breakpoint,
+ .remove_breakpoint = cortex_m_remove_breakpoint,
+ .add_watchpoint = cortex_m_add_watchpoint,
+ .remove_watchpoint = cortex_m_remove_watchpoint,
+ .profiling = cortex_m_profiling,
};