ETM trigger_percent becomes an ETB command

This command was misplaced; it's not generic to all traceport drivers,
only the ETB supports this kind of configuration.  So move it, and
update the relevant documentation.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/target/etb.h b/src/target/etb.h
index 49385ee9..dfffb68a 100644
--- a/src/target/etb.h
+++ b/src/target/etb.h
@@ -44,6 +44,9 @@ struct etb
 	/* ETB parameters */
 	uint32_t ram_depth;
 	uint32_t ram_width;
+
+	/** how much trace buffer to fill after trigger */
+	unsigned trigger_percent;
 };
 
 struct etb_reg