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arm11 error propagation fixes

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Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
This commit is contained in:
Øyvind Harboe 2010-07-20 08:42:52 +02:00
parent e0525cd182
commit 1143bbc0c8
3 changed files with 32 additions and 29 deletions
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46
src/target/arm11.c
View File

@ -62,7 +62,7 @@ static int arm11_check_init(struct arm11_common *arm11)
LOG_DEBUG("Bringing target into debug mode");
arm11->dscr |= DSCR_HALT_DBG_MODE;
arm11_write_DSCR(arm11, arm11->dscr);
CHECK_RETVAL(arm11_write_DSCR(arm11, arm11->dscr));
/* add further reset initialization here */
@ -85,7 +85,7 @@ static int arm11_check_init(struct arm11_common *arm11)
arm11->arm.target->debug_reason = DBG_REASON_NOTHALTED;
}
arm11_sc7_clear_vbw(arm11);
CHECK_RETVAL(arm11_sc7_clear_vbw(arm11));
}
return ERROR_OK;
@ -133,7 +133,7 @@ static int arm11_debug_entry(struct arm11_common *arm11)
* but not to issue ITRs(?). The ARMv7 arch spec says it's required
* for executing instructions via ITR.
*/
arm11_write_DSCR(arm11, DSCR_ITR_EN | arm11->dscr);
CHECK_RETVAL(arm11_write_DSCR(arm11, DSCR_ITR_EN | arm11->dscr));
/* From the spec:
@ -291,14 +291,14 @@ static int arm11_leave_debug_state(struct arm11_common *arm11, bool bpwp)
/* restore CPSR, PC, and R0 ... after flushing any modified
* registers.
*/
retval = arm_dpm_write_dirty_registers(&arm11->dpm, bpwp);
CHECK_RETVAL(arm_dpm_write_dirty_registers(&arm11->dpm, bpwp));
retval = arm11_bpwp_flush(arm11);
CHECK_RETVAL(arm11_bpwp_flush(arm11));
register_cache_invalidate(arm11->arm.core_cache);
/* restore DSCR */
arm11_write_DSCR(arm11, arm11->dscr);
CHECK_RETVAL(arm11_write_DSCR(arm11, arm11->dscr));
/* maybe restore rDTR */
if (arm11->is_rdtr_saved)
@ -484,7 +484,7 @@ static int arm11_resume(struct target *target, int current,
LOG_DEBUG("RESUME PC %08" PRIx32 "%s", address, !current ? "!" : "");
/* clear breakpoints/watchpoints and VCR*/
arm11_sc7_clear_vbw(arm11);
CHECK_RETVAL(arm11_sc7_clear_vbw(arm11));
if (!debug_execution)
target_free_all_working_areas(target);
@ -520,7 +520,7 @@ static int arm11_resume(struct target *target, int current,
brp[1].address = ARM11_SC7_BCR0 + brp_num;
brp[1].value = 0x1 | (3 << 1) | (0x0F << 5) | (0 << 14) | (0 << 16) | (0 << 20) | (0 << 21);
arm11_sc7_run(arm11, brp, ARRAY_SIZE(brp));
CHECK_RETVAL(arm11_sc7_run(arm11, brp, ARRAY_SIZE(brp)));
LOG_DEBUG("Add BP %d at %08" PRIx32, brp_num,
bp->address);
@ -529,11 +529,11 @@ static int arm11_resume(struct target *target, int current,
}
if (arm11->vcr)
arm11_sc7_set_vcr(arm11, arm11->vcr);
CHECK_RETVAL(arm11_sc7_set_vcr(arm11, arm11->vcr));
}
/* activate all watchpoints and breakpoints */
arm11_leave_debug_state(arm11, true);
CHECK_RETVAL(arm11_leave_debug_state(arm11, true));
arm11_add_IR(arm11, ARM11_RESTART, TAP_IDLE);
@ -725,7 +725,7 @@ static int arm11_step(struct target *target, int current,
}
/* clear breakpoint */
arm11_sc7_clear_vbw(arm11);
CHECK_RETVAL(arm11_sc7_clear_vbw(arm11));
/* save state */
CHECK_RETVAL(arm11_debug_entry(arm11));
@ -748,7 +748,7 @@ static int arm11_assert_reset(struct target *target)
/* optionally catch reset vector */
if (target->reset_halt && !(arm11->vcr & 1))
arm11_sc7_set_vcr(arm11, arm11->vcr | 1);
CHECK_RETVAL(arm11_sc7_set_vcr(arm11, arm11->vcr | 1));
/* Issue some kind of warm reset. */
if (target_has_event_action(target, TARGET_EVENT_RESET_ASSERT)) {
@ -795,7 +795,7 @@ static int arm11_deassert_reset(struct target *target)
*/
jtag_add_tlr();
retval = arm11_poll(target);
CHECK_RETVAL(arm11_poll(target));
if (target->reset_halt) {
if (target->state != TARGET_HALTED) {
@ -808,7 +808,7 @@ static int arm11_deassert_reset(struct target *target)
/* maybe restore vector catch config */
if (target->reset_halt && !(arm11->vcr & 1))
arm11_sc7_set_vcr(arm11, arm11->vcr);
CHECK_RETVAL(arm11_sc7_set_vcr(arm11, arm11->vcr));
return ERROR_OK;
}
@ -863,12 +863,12 @@ static int arm11_read_memory_inner(struct target *target,
{
/* ldrb r1, [r0], #1 */
/* ldrb r1, [r0] */
arm11_run_instr_no_data1(arm11,
!arm11_config_memrw_no_increment ? 0xe4d01001 : 0xe5d01000);
CHECK_RETVAL(arm11_run_instr_no_data1(arm11,
!arm11_config_memrw_no_increment ? 0xe4d01001 : 0xe5d01000));
uint32_t res;
/* MCR p14,0,R1,c0,c5,0 */
arm11_run_instr_data_from_core(arm11, 0xEE001E15, &res, 1);
CHECK_RETVAL(arm11_run_instr_data_from_core(arm11, 0xEE001E15, &res, 1));
*buffer++ = res;
}
@ -882,13 +882,13 @@ static int arm11_read_memory_inner(struct target *target,
for (size_t i = 0; i < count; i++)
{
/* ldrh r1, [r0], #2 */
arm11_run_instr_no_data1(arm11,
!arm11_config_memrw_no_increment ? 0xe0d010b2 : 0xe1d010b0);
CHECK_RETVAL(arm11_run_instr_no_data1(arm11,
!arm11_config_memrw_no_increment ? 0xe0d010b2 : 0xe1d010b0));
uint32_t res;
/* MCR p14,0,R1,c0,c5,0 */
arm11_run_instr_data_from_core(arm11, 0xEE001E15, &res, 1);
CHECK_RETVAL(arm11_run_instr_data_from_core(arm11, 0xEE001E15, &res, 1));
uint16_t svalue = res;
memcpy(buffer + i * sizeof(uint16_t), &svalue, sizeof(uint16_t));
@ -905,7 +905,7 @@ static int arm11_read_memory_inner(struct target *target,
/* LDC p14,c5,[R0],#4 */
/* LDC p14,c5,[R0] */
arm11_run_instr_data_from_core(arm11, instr, words, count);
CHECK_RETVAL(arm11_run_instr_data_from_core(arm11, instr, words, count));
break;
}
}
@ -1265,14 +1265,14 @@ static int arm11_examine(struct target *target)
* want to know if this core supports Secure Monitor mode.
*/
if (!target_was_examined(target))
retval = arm11_dpm_init(arm11, didr);
CHECK_RETVAL(arm11_dpm_init(arm11, didr));
/* ETM on ARM11 still uses original scanchain 6 access mode */
if (arm11->arm.etm && !target_was_examined(target)) {
*register_get_last_cache_p(&target->reg_cache) =
etm_build_reg_cache(target, &arm11->jtag_info,
arm11->arm.etm);
retval = etm_setup(target);
CHECK_RETVAL(etm_setup(target));
}
target_set_examined(target);

11
src/target/arm11_dbgtap.c
View File

@ -964,7 +964,7 @@ int arm11_sc7_run(struct arm11_common * arm11, struct arm11_sc7_action * actions
* \param arm11 Target state variable.
*
*/
void arm11_sc7_clear_vbw(struct arm11_common * arm11)
int arm11_sc7_clear_vbw(struct arm11_common * arm11)
{
size_t clear_bw_size = arm11->brp + 1;
struct arm11_sc7_action *clear_bw = malloc(sizeof(struct arm11_sc7_action) * clear_bw_size);
@ -981,9 +981,12 @@ void arm11_sc7_clear_vbw(struct arm11_common * arm11)
(pos++)->address = ARM11_SC7_VCR;
arm11_sc7_run(arm11, clear_bw, clear_bw_size);
int retval;
retval = arm11_sc7_run(arm11, clear_bw, clear_bw_size);
free (clear_bw);
return retval;
}
/** Write VCR register
@ -991,7 +994,7 @@ void arm11_sc7_clear_vbw(struct arm11_common * arm11)
* \param arm11 Target state variable.
* \param value Value to be written
*/
void arm11_sc7_set_vcr(struct arm11_common * arm11, uint32_t value)
int arm11_sc7_set_vcr(struct arm11_common * arm11, uint32_t value)
{
struct arm11_sc7_action set_vcr;
@ -999,7 +1002,7 @@ void arm11_sc7_set_vcr(struct arm11_common * arm11, uint32_t value)
set_vcr.address = ARM11_SC7_VCR;
set_vcr.value = value;
arm11_sc7_run(arm11, &set_vcr, 1);
return arm11_sc7_run(arm11, &set_vcr, 1);
}

4
src/target/arm11_dbgtap.h
View File

@ -52,8 +52,8 @@ int arm11_sc7_run(struct arm11_common *arm11,
struct arm11_sc7_action *actions, size_t count);
/* Mid-level helper functions */
void arm11_sc7_clear_vbw(struct arm11_common *arm11);
void arm11_sc7_set_vcr(struct arm11_common *arm11, uint32_t value);
int arm11_sc7_clear_vbw(struct arm11_common *arm11);
int arm11_sc7_set_vcr(struct arm11_common *arm11, uint32_t value);
int arm11_read_memory_word(struct arm11_common *arm11,
uint32_t address, uint32_t *result);