Add scripts for using ch341a programmer

scripts/ch341a-dump.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+set -e
+
+if [ -z "$1" ]
+then
+  echo "$0 [model]" >&2
+  exit 1
+fi
+MODEL="$1"
+
+source scripts/_ch341a.sh
+
+flashrom -p ch341a_spi -c "${CHIP}" -r build/dump.rom
+
+./coreboot/build/cbfstool build/dump.rom read -r CONSOLE -f build/dump.log
+
+less build/dump.log