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SuperH (SH) 64-bit RISC Series SH-5 System Architecture, Volume ...

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PRELIMINARY DATA<br />

58 Debug event actions<br />

DM.WP_nx_ACTION<br />

where<br />

n= {IA/OA/IV},<br />

x = channel ID (relative to N)<br />

Field Bits Size Volatile? Synopsis Type<br />

ACTION_TRIG_<br />

OUT<br />

16 1 — Trigger out enable RW<br />

Operation<br />

When read<br />

When written<br />

HARD reset<br />

Enables or disables generation of a trigger out message for the<br />

WP channel. The effect of this on the DM_TROUT_N pin is<br />

determined by the programming of the DM.TRCTL register. See<br />

Section 1.8.10: DM.TRCTL (trace/trigger register) on page 97.<br />

Value - Description<br />

0: The DM_TROUT_N pin is unaffected by hits on this WP<br />

channel.<br />

1: If DM.TRCTL.DM_TRIG_OUT_MODE == 0b001, then an<br />

active-low pulse is produced on the DM_TROUT_N pin each time<br />

a hit occurs on this WP channel (see Section<br />

1.8.10: DM.TRCTL (trace/trigger register) on page 97). If<br />

DM.TRCTL.DM_TRIG_OUT_MODE has any other value, hits on<br />

this WP channel have no effect on the DM_TROUT_N pin.<br />

Returns current value<br />

Updates value<br />

Undefined<br />

OA_MATCH 17 1 — OA data match enable RW<br />

Operation<br />

When read<br />

When written<br />

This field applies only to OA watchpoints. It determines whether<br />

DM chain latch, trace generation and interrupt actions are<br />

dependent on a successful OA data match.<br />

Value - Description<br />

0: data match function is not enabled.<br />

1: data match function is enabled.<br />

D R A FT<br />

Returns current value<br />

Updates value<br />

HARD reset<br />

Undefined<br />

Table 19: DM.WP_{IA/OA/IV}x_ACTION register definition<br />

<strong>SuperH</strong>, Inc.<br />

<strong>SH</strong>-5 <strong>System</strong> <strong>Architecture</strong>, <strong>Volume</strong> 3: Debug 05-SA-10003 v1.0

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