--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/g23m-aci/aci/ati_omcompat.c	Fri Oct 16 06:25:50 2020 +0000
@@ -0,0 +1,156 @@
+/*
+ * This module implements those AT commands that were originally invented
+ * by Openmoko and have been retained in FreeCalypso.
+ */
+
+#ifndef ATI_OMCOMPAT_C
+#define ATI_OMCOMPAT_C
+
+#include "aci_all.h"
+
+#include <ctype.h>
+#include <string.h>
+
+#include "aci_cmh.h"
+#include "ati_cmd.h"
+#include "aci_cmd.h"
+#include "aci_io.h"
+#include "aci_cmd.h"
+#include "l4_tim.h"
+#include "line_edit.h"
+#include "aci_lst.h"
+
+#include "pcm.h"
+#include "audio.h"
+#include "aci.h"
+#include "rx.h"
+#include "pwr.h"
+#include "l4_tim.h"
+
+#ifdef GPRS
+#ifdef DTI
+#include "dti.h"
+#include "dti_conn_mng.h"
+#include "dti_cntrl_mng.h"
+#endif /* DTI */
+#include "gaci.h"
+#include "gaci_cmh.h"
+#include "gaci_cmd.h"
+#endif  /* GPRS */
+
+#include "aci_mem.h"
+#include "aci_prs.h"
+
+#include "ati_int.h"
+
+#ifndef _SIMULATION_
+#include "ffs/ffs.h"
+#endif
+
+#ifdef FF_ATI_BAT
+
+#include "typedefs.h"
+#include "gdd.h"
+#include "bat.h"
+
+#include "ati_bat.h"
+
+#endif /*FF_ATI_BAT*/
+
+#include "audio/audio_api.h"
+#include "abb.h"
+#include "dar/dar_api.h"
+
+EXTERN void alr_get_band_of_serving_cell (char *strbuf);
+
+/*
+ * PURPOSE : @ST command (Configure the sidetone level)
+ */
+GLOBAL T_ATI_RSLT atAtST (char *cl, UBYTE srcId)
+{
+	char tmp[8]={0};
+	INT8 gain = -26;
+	TRACE_FUNCTION("atAtST()");
+
+	/*
+	 * input functionality
+	 */
+	cl = parse(cl,"s", (LONG)8, tmp);
+
+	gain = atoi(tmp);
+
+	if ( cl )
+	{
+		if ( gain == -23 || gain == -20 || gain == -17 || gain == -14 || gain == -11 || gain == -8 || gain == -5 || gain == -2 || gain == 1 || gain == -26 )
+		{
+			Side_Tone_Write(gain);
+			return (ATI_CMPL);
+		}
+		else
+		{
+			cmdCmsError(CMS_ERR_OpNotAllowed);
+			return (ATI_FAIL);
+		}
+	}
+}
+
+GLOBAL T_ATI_RSLT queatAtST (char *cl, UBYTE srcId)
+{
+	char *me="+ST: ";
+	INT8 ST1;
+
+	TRACE_FUNCTION("queatAtST()");
+
+	ST1 = Side_Tone_Read();
+
+	sprintf(g_sa,"%s%d",me,ST1);
+
+	io_sendMessage(srcId, g_sa, ATI_NORMAL_OUTPUT);
+
+	return (ATI_CMPL);
+}
+
+/*
+ * PURPOSE : @POFF command (Power Off GSM Modem)
+ */
+ 
+GLOBAL T_ATI_RSLT atAtPOFF (char *cl, UBYTE srcId)
+{
+	TRACE_FUNCTION("atAtPOFF");
+
+	sprintf(g_sa,"%s","OK");
+	io_sendMessage(srcId, g_sa, ATI_NORMAL_OUTPUT);
+
+	ABB_Power_Off();
+
+	return (ATI_CMPL);
+}
+
+/*
+ * PURPOSE : @RST command (Reset GSM Modem)
+ */
+ 
+GLOBAL T_ATI_RSLT atAtRST (char *cl, UBYTE srcId)
+{
+	TRACE_FUNCTION("atAtRST");
+
+	dar_reset_system();
+
+	return (ATI_CMPL);
+}
+
+/*
+ * PURPOSE : @BAND command (Get RF band)
+ */
+
+GLOBAL T_ATI_RSLT atAtBAND (char *cl, UBYTE srcId)
+{
+	TRACE_FUNCTION("atAtBAND");			
+	alr_get_band_of_serving_cell(g_sa);
+	io_sendMessage(srcId, g_sa, ATI_NORMAL_OUTPUT);
+
+	return (ATI_CMPL);
+}
+
+#endif /* ATI_OMCOMPAT_C */
+