X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Ftarget%2Fhla_target.c;h=ca8b5874afd9baba202bba390dc3bb1649d10b80;hb=dc7b32ea4a00;hp=35ff8248b929d74bc6dbb33da48b95c764d50644;hpb=89ba6ffec6f83d792e6dca4865a17bb1bd202557;p=fw%2Fopenocd diff --git a/src/target/hla_target.c b/src/target/hla_target.c index 35ff8248b..ca8b5874a 100644 --- a/src/target/hla_target.c +++ b/src/target/hla_target.c @@ -18,15 +18,14 @@ * 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 . * ***************************************************************************/ #ifdef HAVE_CONFIG_H #include "config.h" #endif +#include "jtag/interface.h" #include "jtag/jtag.h" #include "jtag/hla/hla_transport.h" #include "jtag/hla/hla_interface.h" @@ -40,6 +39,7 @@ #include "cortex_m.h" #include "arm_semihosting.h" #include "target_request.h" +#include #define savedDCRDR dbgbase /* FIXME: using target->dbgbase to preserve DCRDR */ @@ -52,198 +52,17 @@ static inline struct hl_interface_s *target_to_adapter(struct target *target) } static int adapter_load_core_reg_u32(struct target *target, - uint32_t num, uint32_t *value) + uint32_t regsel, uint32_t *value) { - int retval; struct hl_interface_s *adapter = target_to_adapter(target); - - LOG_DEBUG("%s", __func__); - - /* 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: - /* read a normal core register */ - retval = adapter->layout->api->read_reg(adapter->handle, num, value); - - if (retval != ERROR_OK) { - LOG_ERROR("JTAG failure %i", retval); - return ERROR_JTAG_DEVICE_ERROR; - } - 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); - if (retval != ERROR_OK) - return retval; - 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_S0 ... ARMV7M_S31: - /* Floating-point Status and Registers */ - retval = target_write_u32(target, ARMV7M_SCS_DCRSR, num-ARMV7M_S0+64); - if (retval != ERROR_OK) - return retval; - 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; - break; - - case ARMV7M_PRIMASK: - case ARMV7M_BASEPRI: - case ARMV7M_FAULTMASK: - case ARMV7M_CONTROL: - /* Cortex-M3 packages these four registers as bitfields - * 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->handle, 20, value); - if (retval != ERROR_OK) - return retval; - - switch (num) { - case ARMV7M_PRIMASK: - *value = buf_get_u32((uint8_t *) value, 0, 1); - break; - - case ARMV7M_BASEPRI: - *value = buf_get_u32((uint8_t *) value, 8, 8); - break; - - case ARMV7M_FAULTMASK: - *value = buf_get_u32((uint8_t *) value, 16, 1); - break; - - case ARMV7M_CONTROL: - *value = buf_get_u32((uint8_t *) value, 24, 2); - break; - } - - LOG_DEBUG("load from special reg %i value 0x%" PRIx32 "", - (int)num, *value); - break; - - default: - return ERROR_COMMAND_SYNTAX_ERROR; - } - - return ERROR_OK; + return adapter->layout->api->read_reg(adapter->handle, regsel, value); } static int adapter_store_core_reg_u32(struct target *target, - uint32_t num, uint32_t value) + uint32_t regsel, uint32_t value) { - int retval; - uint32_t reg; - struct armv7m_common *armv7m = target_to_armv7m(target); struct hl_interface_s *adapter = target_to_adapter(target); - - LOG_DEBUG("%s", __func__); - - /* 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->handle, num, value); - - if (retval != ERROR_OK) { - struct reg *r; - - LOG_ERROR("JTAG failure"); - r = armv7m->arm.core_cache->reg_list + num; - r->dirty = r->valid; - return ERROR_JTAG_DEVICE_ERROR; - } - 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); - if (retval != ERROR_OK) - return retval; - 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); - break; - - case ARMV7M_S0 ... ARMV7M_S31: - /* Floating-point Status and Registers */ - retval = target_write_u32(target, ARMV7M_SCS_DCRDR, value); - if (retval != ERROR_OK) - return retval; - 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: - break; - - case ARMV7M_PRIMASK: - case ARMV7M_BASEPRI: - case ARMV7M_FAULTMASK: - case ARMV7M_CONTROL: - /* Cortex-M3 packages these four registers as bitfields - * in one Debug Core register. So say r0 and r2 docs; - * it was removed from r1 docs, but still works. - */ - - adapter->layout->api->read_reg(adapter->handle, 20, ®); - - switch (num) { - case ARMV7M_PRIMASK: - buf_set_u32((uint8_t *) ®, 0, 1, value); - break; - - case ARMV7M_BASEPRI: - buf_set_u32((uint8_t *) ®, 8, 8, value); - break; - - case ARMV7M_FAULTMASK: - buf_set_u32((uint8_t *) ®, 16, 1, value); - break; - - case ARMV7M_CONTROL: - buf_set_u32((uint8_t *) ®, 24, 2, value); - break; - } - - adapter->layout->api->write_reg(adapter->handle, 20, reg); - - LOG_DEBUG("write special reg %i value 0x%" PRIx32 " ", (int)num, value); - break; - - default: - return ERROR_COMMAND_SYNTAX_ERROR; - } - - return ERROR_OK; + return adapter->layout->api->write_reg(adapter->handle, regsel, value); } static int adapter_examine_debug_reason(struct target *target) @@ -287,7 +106,10 @@ static int hl_target_request_data(struct target *target, uint32_t i; for (i = 0; i < (size * 4); i++) { - hl_dcc_read(hl_if, &data, &ctrl); + int err = hl_dcc_read(hl_if, &data, &ctrl); + if (err != ERROR_OK) + return err; + buffer[i] = data; } @@ -297,6 +119,8 @@ static int hl_target_request_data(struct target *target, static int hl_handle_target_request(void *priv) { struct target *target = priv; + int err; + if (!target_was_examined(target)) return ERROR_OK; struct hl_interface_s *hl_if = target_to_adapter(target); @@ -308,7 +132,9 @@ static int hl_handle_target_request(void *priv) uint8_t data; uint8_t ctrl; - hl_dcc_read(hl_if, &data, &ctrl); + err = hl_dcc_read(hl_if, &data, &ctrl); + if (err != ERROR_OK) + return err; /* check if we have data */ if (ctrl & (1 << 0)) { @@ -316,11 +142,20 @@ static int hl_handle_target_request(void *priv) /* we assume target is quick enough */ request = data; - hl_dcc_read(hl_if, &data, &ctrl); + err = hl_dcc_read(hl_if, &data, &ctrl); + if (err != ERROR_OK) + return err; + request |= (data << 8); - hl_dcc_read(hl_if, &data, &ctrl); + err = hl_dcc_read(hl_if, &data, &ctrl); + if (err != ERROR_OK) + return err; + request |= (data << 16); - hl_dcc_read(hl_if, &data, &ctrl); + err = hl_dcc_read(hl_if, &data, &ctrl); + if (err != ERROR_OK) + return err; + request |= (data << 24); target_request(target, request); } @@ -346,7 +181,8 @@ static int adapter_init_arch_info(struct target *target, armv7m->examine_debug_reason = adapter_examine_debug_reason; armv7m->stlink = true; - target_register_timer_callback(hl_handle_target_request, 1, 1, target); + target_register_timer_callback(hl_handle_target_request, 1, + TARGET_TIMER_TYPE_PERIODIC, target); return ERROR_OK; } @@ -357,7 +193,7 @@ static int adapter_init_target(struct command_context *cmd_ctx, LOG_DEBUG("%s", __func__); armv7m_build_reg_cache(target); - + arm_semihosting_init(target); return ERROR_OK; } @@ -365,11 +201,17 @@ static int adapter_target_create(struct target *target, Jim_Interp *interp) { LOG_DEBUG("%s", __func__); + struct adiv5_private_config *pc = target->private_config; + if (pc != NULL && pc->ap_num > 0) { + LOG_ERROR("hla_target: invalid parameter -ap-num (> 0)"); + return ERROR_COMMAND_SYNTAX_ERROR; + } struct cortex_m_common *cortex_m = calloc(1, sizeof(struct cortex_m_common)); - - if (!cortex_m) - return ERROR_COMMAND_SYNTAX_ERROR; + if (cortex_m == NULL) { + LOG_ERROR("No memory creating target"); + return ERROR_FAIL; + } adapter_init_arch_info(target, cortex_m, target->tap); @@ -425,7 +267,7 @@ static int adapter_debug_entry(struct target *target) arm->map = armv7m_msp_reg_map; } else { unsigned control = buf_get_u32(arm->core_cache - ->reg_list[ARMV7M_CONTROL].value, 0, 2); + ->reg_list[ARMV7M_CONTROL].value, 0, 3); /* is this thread privileged? */ arm->core_mode = control & 1 @@ -466,6 +308,9 @@ static int adapter_poll(struct target *target) if (prev_target_state == state) return ERROR_OK; + if (prev_target_state == TARGET_DEBUG_RUNNING && state == TARGET_RUNNING) + return ERROR_OK; + target->state = state; if (state == TARGET_HALTED) { @@ -489,7 +334,7 @@ static int adapter_poll(struct target *target) return ERROR_OK; } -static int adapter_assert_reset(struct target *target) +static int hl_assert_reset(struct target *target) { int res = ERROR_OK; struct hl_interface_s *adapter = target_to_adapter(target); @@ -504,8 +349,7 @@ static int adapter_assert_reset(struct target *target) 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->handle, 0); + res = adapter_assert_reset(); srst_asserted = true; } @@ -519,8 +363,7 @@ static int adapter_assert_reset(struct target *target) if (jtag_reset_config & RESET_HAS_SRST) { if (!srst_asserted) { - jtag_add_reset(0, 1); - res = adapter->layout->api->assert_srst(adapter->handle, 0); + res = adapter_assert_reset(); } if (res == ERROR_COMMAND_NOTFOUND) LOG_ERROR("Hardware srst not supported, falling back to software reset"); @@ -553,21 +396,14 @@ static int adapter_assert_reset(struct target *target) return ERROR_OK; } -static int adapter_deassert_reset(struct target *target) +static int hl_deassert_reset(struct target *target) { - struct hl_interface_s *adapter = target_to_adapter(target); - enum reset_types jtag_reset_config = jtag_get_reset_config(); LOG_DEBUG("%s", __func__); if (jtag_reset_config & RESET_HAS_SRST) - adapter->layout->api->assert_srst(adapter->handle, 1); - - /* virtual deassert reset, we need it for the internal - * jtag state machine - */ - jtag_add_reset(0, 0); + adapter_deassert_reset(); target->savedDCRDR = 0; /* clear both DCC busy bits on initial resume */ @@ -600,7 +436,7 @@ static int adapter_halt(struct target *target) } 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; @@ -610,8 +446,8 @@ static int adapter_resume(struct target *target, int current, struct breakpoint *breakpoint = NULL; struct reg *pc; - LOG_DEBUG("%s %d 0x%08" PRIx32 " %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"); @@ -658,7 +494,7 @@ static int adapter_resume(struct target *target, int current, /* 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: %" PRIu32 ")", + LOG_DEBUG("unset breakpoint at " TARGET_ADDR_FMT " (ID: %" PRIu32 ")", breakpoint->address, breakpoint->unique_id); cortex_m_unset_breakpoint(target, breakpoint); @@ -691,7 +527,7 @@ static int adapter_resume(struct target *target, int current, } 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); @@ -754,7 +590,7 @@ static int adapter_step(struct target *target, int current, 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) { @@ -763,12 +599,13 @@ static int adapter_read_memory(struct target *target, uint32_t address, if (!count || !buffer) return ERROR_COMMAND_SYNTAX_ERROR; - LOG_DEBUG("%s 0x%08" PRIx32 " %" PRIu32 " %" PRIu32, __func__, address, size, count); + LOG_DEBUG("%s " TARGET_ADDR_FMT " %" PRIu32 " %" PRIu32, + __func__, address, size, count); 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) { @@ -777,7 +614,8 @@ static int adapter_write_memory(struct target *target, uint32_t address, if (!count || !buffer) return ERROR_COMMAND_SYNTAX_ERROR; - LOG_DEBUG("%s 0x%08" PRIx32 " %" PRIu32 " %" PRIu32, __func__, address, size, count); + LOG_DEBUG("%s " TARGET_ADDR_FMT " %" PRIu32 " %" PRIu32, + __func__, address, size, count); return adapter->layout->api->write_mem(adapter->handle, address, size, count, buffer); } @@ -786,6 +624,17 @@ static const struct command_registration adapter_command_handlers[] = { { .chain = arm_command_handlers, }, + { + .chain = armv7m_trace_command_handlers, + }, + { + .chain = rtt_target_command_handlers, + }, + /* START_DEPRECATED_TPIU */ + { + .chain = arm_tpiu_deprecated_command_handlers, + }, + /* END_DEPRECATED_TPIU */ COMMAND_REGISTRATION_DONE }; @@ -794,7 +643,9 @@ struct target_type hla_target = { .deprecated_name = "stm32_stlink", .init_target = adapter_init_target, + .deinit_target = cortex_m_deinit_target, .target_create = adapter_target_create, + .target_jim_configure = adiv5_jim_configure, .examine = cortex_m_examine, .commands = adapter_command_handlers, @@ -802,13 +653,14 @@ struct target_type hla_target = { .arch_state = armv7m_arch_state, .target_request_data = hl_target_request_data, - .assert_reset = adapter_assert_reset, - .deassert_reset = adapter_deassert_reset, + .assert_reset = hl_assert_reset, + .deassert_reset = hl_deassert_reset, .halt = adapter_halt, .resume = adapter_resume, .step = adapter_step, + .get_gdb_arch = arm_get_gdb_arch, .get_gdb_reg_list = armv7m_get_gdb_reg_list, .read_memory = adapter_read_memory, @@ -824,4 +676,5 @@ struct target_type hla_target = { .remove_breakpoint = cortex_m_remove_breakpoint, .add_watchpoint = cortex_m_add_watchpoint, .remove_watchpoint = cortex_m_remove_watchpoint, + .profiling = cortex_m_profiling, };