added absolute calibration (mostly in ppsi)

This introduces "mode abscal", that forces a gm-lookalike mode in the node, to send sync once per second. See "absolute calibration" document by Peter Jansweijer from nikhef. Signed-off-by: Alessandro Rubini <rubini@gnudd.com>

added absolute calibration (mostly in ppsi)
This introduces "mode abscal", that forces a gm-lookalike mode in the node, to send sync once per second. See "absolute calibration" document by Peter Jansweijer from nikhef. Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
ff05bc5c · Alessandro Rubini · f2789596 · ff05bc5c · e6bc10d1 · ff05bc5c
Commit ff05bc5c authored May 18, 2017 by Alessandro Rubini
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Showing with 5 additions and 2 deletions

wrc_ptp.h include/wrc_ptp.h +1 -0

ppsi ppsi +1 -1

cmd_ptp.c shell/cmd_ptp.c +3 -1

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--- a/include/wrc_ptp.h
+++ b/include/wrc_ptp.h
@@ -5,6 +5,7 @@
 #define WRC_MODE_GM 1
 #define WRC_MODE_MASTER 2
 #define WRC_MODE_SLAVE 3
+#define WRC_MODE_ABSCAL 4
 extern int ptp_mode;

 int wrc_ptp_init(void);

--- a/ppsi @ e6bc10d1
+++ b/ppsi @ e6bc10d1
-Subproject commit 9ce04d1be48304629a6ee691f39a96d155013cf4
+Subproject commit e6bc10d1e747e78ae237ea39130d9a81305ed97b
--- a/shell/cmd_ptp.c
+++ b/shell/cmd_ptp.c
@@ -26,12 +26,14 @@ struct subcmd {
 	{"gm", wrc_ptp_set_mode, WRC_MODE_GM},
 	{"master", wrc_ptp_set_mode, WRC_MODE_MASTER},
 	{"slave", wrc_ptp_set_mode, WRC_MODE_SLAVE},
+	{"abscal", wrc_ptp_set_mode, WRC_MODE_ABSCAL},
 };

 static char *is_run[] = {"stopped", "running"};
 static char *is_mech[] = {[PP_E2E_MECH] = "e2e", [PP_P2P_MECH] = "p2p"};
 static char *is_mode[] = {[WRC_MODE_GM] = "gm", [WRC_MODE_MASTER] = "master",
-			  [WRC_MODE_SLAVE] = "slave"};
+			  [WRC_MODE_SLAVE] = "slave",
+			  [WRC_MODE_ABSCAL] = "abscal"};

 static int cmd_ptp(const char *args[])
 {