1 files changed, 0 insertions, 57 deletions
diff --git a/firmware/lib/vboot_audio.c b/firmware/lib/vboot_audio.c
deleted file mode 100644
index c2c599bf..00000000
--- a/firmware/lib/vboot_audio.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- *
- * Delay/beep functions used in dev-mode kernel selection.
- */
-
-#include "2api.h"
-#include "2common.h"
-#include "2misc.h"
-#include "2sysincludes.h"
-#include "vboot_api.h"
-#include "vboot_audio.h"
-
-int audio_open_count = 0;	/* Times audio has been opened */
-static int audio_use_short;	/* Use short delay? */
-static uint32_t open_time;	/* Time of last open */
-static int beep_count;		/* Number of beeps so far */
-
-/**
- * Initialization function.
- */
-void vb2_audio_start(struct vb2_context *ctx)
-{
-	open_time = vb2ex_mtime(); /* "zero" starts now */
-	beep_count = 0;
-
-	if (vb2api_use_short_dev_screen_delay(ctx) &&
-	    (audio_open_count++ == 0)) {
-		VB2_DEBUG("vb2_audio_start() - using short dev screen delay\n");
-		audio_use_short = 1;
-	} else {
-		audio_use_short = 0;
-	}
-}
-
-/**
- * Caller should loop without extra delay until this returns false.
- */
-int vb2_audio_looping(void)
-{
-	uint32_t now = vb2ex_mtime() - open_time;
-
-	/* If we're using short delay, wait 2 seconds and don't beep */
-	if (audio_use_short)
-		return now < 2 * VB2_MSEC_PER_SEC;
-
-	/* Otherwise, beep at 20 and 20.5 seconds */
-	if ((beep_count == 0 && now > 20 * VB2_MSEC_PER_SEC) ||
-	    (beep_count == 1 && now > 20 * VB2_MSEC_PER_SEC + 500)) {
-		vb2ex_beep(250, 400);
-		beep_count++;
-	}
-
-	/* Stop after 30 seconds */
-	return (now < 30 * VB2_MSEC_PER_SEC);
-}