Convert the DWT register store to use a byte array and fix the byte order
bug uncovered by that. Also fix an incorrect access of the PC value.
Change-Id: Idb5acab71bdf5a96895c358324b05c335e4d32ca
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/2476
Tested-by: jenkins
Reviewed-by: Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de>
Reviewed-by: Paul Fertser <fercerpav@gmail.com>
LOG_DEBUG("entered debug state in core mode: %s at PC 0x%" PRIx32 ", target->state: %s",
arm_mode_name(arm->core_mode),
LOG_DEBUG("entered debug state in core mode: %s at PC 0x%" 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));
if (armv7m->post_debug_entry) {
target_state_name(target));
if (armv7m->post_debug_entry) {
struct dwt_reg_state {
struct target *target;
uint32_t addr;
struct dwt_reg_state {
struct target *target;
uint32_t addr;
- uint32_t value; /* scratch/cache */
+ uint8_t value[4]; /* scratch/cache */
};
static int cortex_m_dwt_get_reg(struct reg *reg)
{
struct dwt_reg_state *state = reg->arch_info;
};
static int cortex_m_dwt_get_reg(struct reg *reg)
{
struct dwt_reg_state *state = reg->arch_info;
- return target_read_u32(state->target, state->addr, &state->value);
+ uint32_t tmp;
+ int retval = target_read_u32(state->target, state->addr, &tmp);
+ if (retval != ERROR_OK)
+ return retval;
+
+ buf_set_u32(state->value, 0, 32, tmp);
+ return ERROR_OK;
}
static int cortex_m_dwt_set_reg(struct reg *reg, uint8_t *buf)
}
static int cortex_m_dwt_set_reg(struct reg *reg, uint8_t *buf)
r->name = d->name;
r->size = d->size;
r->name = d->name;
r->size = d->size;
- r->value = &state->value;
+ r->value = state->value;
r->arch_info = state;
r->type = &dwt_reg_type;
}
r->arch_info = state;
r->type = &dwt_reg_type;
}
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