*
* This provides lowlevel glue to the EmbeddedICE (or EmbeddedICE-RT)
* module found on scan chain 2 in ARM7, ARM9, and some other families
- * of ARM cores.
+ * of ARM cores. The module is called "EmbeddedICE-RT" if it has
+ * monitor mode support.
*
* EmbeddedICE provides basic watchpoint/breakpoint hardware and a Debug
* Communications Channel (DCC) used to read or write 32-bit words to
reg_cache->reg_list = reg_list;
reg_cache->num_regs = num_regs;
+ /* FIXME the second watchpoint unit on Feroceon and Dragonite
+ * seems not to work ... we should have a way to not set up
+ * its four registers here!
+ */
+
/* set up registers */
for (i = 0; i < num_regs; i++)
{
* in some unusual bits. Let feroceon.c validate it
* and do the appropriate setup itself.
*/
- if (strcmp(target_get_name(target), "feroceon") == 0 ||
- strcmp(target_get_name(target), "dragonite") == 0)
+ if (strcmp(target_type_name(target), "feroceon") == 0 ||
+ strcmp(target_type_name(target), "dragonite") == 0)
break;
LOG_ERROR("unknown EmbeddedICE version "
"(comms ctrl: 0x%8.8" PRIx32 ")",
buf_get_u32(reg_list[EICE_COMMS_CTRL].value, 0, 32));
}
+ /* On Feroceon and Dragonite the second unit is seemingly missing. */
+ LOG_INFO("%s: hardware has %d breakpoint/watchpoint unit%s",
+ target_name(target), arm7_9->wp_available_max,
+ (arm7_9->wp_available_max != 1) ? "s" : "");
+
return reg_cache;
}