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Software for White Rabbit PTP Core
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Software for White Rabbit PTP Core
Commits
2b7a565f
Commit
2b7a565f
authored
May 31, 2012
by
Tomasz Wlostowski
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moved PTP-related functions (daemon start/stop/config) to separate files
parent
7f6d8710
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170 additions
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+170
-0
wrc_ptp.c
wrc_ptp.c
+156
-0
wrc_ptp.h
wrc_ptp.h
+14
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wrc_ptp.c
0 → 100644
View file @
2b7a565f
#include <stdio.h>
#include <inttypes.h>
#include <errno.h>
#include "ptpd.h"
#include "ptpd_netif.h"
#include "timer.h"
#include "softpll_ng.h"
#include "wrc_ptp.h"
static
RunTimeOpts
rtOpts
=
{
.
ifaceName
=
{
"wr1"
},
.
announceInterval
=
DEFAULT_ANNOUNCE_INTERVAL
,
.
syncInterval
=
DEFAULT_SYNC_INTERVAL
,
.
clockQuality
.
clockAccuracy
=
DEFAULT_CLOCK_ACCURACY
,
.
clockQuality
.
clockClass
=
DEFAULT_CLOCK_CLASS
,
.
clockQuality
.
offsetScaledLogVariance
=
DEFAULT_CLOCK_VARIANCE
,
.
priority1
=
DEFAULT_PRIORITY1
,
.
priority2
=
DEFAULT_PRIORITY2
,
.
domainNumber
=
DEFAULT_DOMAIN_NUMBER
,
.
currentUtcOffset
=
DEFAULT_UTC_OFFSET
,
.
noResetClock
=
DEFAULT_NO_RESET_CLOCK
,
.
noAdjust
=
NO_ADJUST
,
.
inboundLatency
.
nanoseconds
=
DEFAULT_INBOUND_LATENCY
,
.
outboundLatency
.
nanoseconds
=
DEFAULT_OUTBOUND_LATENCY
,
.
s
=
DEFAULT_DELAY_S
,
.
ap
=
DEFAULT_AP
,
.
ai
=
DEFAULT_AI
,
.
max_foreign_records
=
DEFAULT_MAX_FOREIGN_RECORDS
,
/**************** White Rabbit *************************/
.
autoPortDiscovery
=
FALSE
,
/*if TRUE: automagically discovers how many ports we have (and how many up-s); else takes from .portNumber*/
.
portNumber
=
1
,
.
calPeriod
=
WR_DEFAULT_CAL_PERIOD
,
.
E2E_mode
=
TRUE
,
.
wrStateRetry
=
WR_DEFAULT_STATE_REPEAT
,
.
wrStateTimeout
=
WR_DEFAULT_STATE_TIMEOUT_MS
,
.
phyCalibrationRequired
=
FALSE
,
.
disableFallbackIfWRFails
=
TRUE
,
.
primarySource
=
FALSE
,
.
wrConfig
=
WR_S_ONLY
,
.
masterOnly
=
FALSE
,
/********************************************************/
};
static
PtpPortDS
*
ptpPortDS
;
static
PtpClockDS
ptpClockDS
;
static
int
ptp_enabled
=
0
;
int
wrc_ptp_init
()
{
Integer16
ret
;
netStartup
();
ptpPortDS
=
ptpdStartup
(
0
,
NULL
,
&
ret
,
&
rtOpts
,
&
ptpClockDS
);
initDataClock
(
&
rtOpts
,
&
ptpClockDS
);
displayConfigINFO
(
&
rtOpts
);
//initialize sockets
if
(
!
netInit
(
&
ptpPortDS
->
netPath
,
&
rtOpts
,
ptpPortDS
))
{
PTPD_TRACE
(
TRACE_WRPC
,
NULL
,
"failed to initialize network
\n
"
);
return
-
1
;
}
ptpPortDS
->
linkUP
=
FALSE
;
ptp_enabled
=
0
;
return
0
;
}
#define LOCK_TIMEOUT_FM (4 * TICS_PER_SECOND)
#define LOCK_TIMEOUT_GM (60 * TICS_PER_SECOND)
int
wrc_ptp_set_mode
(
int
mode
)
{
uint32_t
start_tics
,
lock_timeout
=
0
;
ptp_enabled
=
0
;
switch
(
mode
)
{
case
WRC_MODE_GM
:
rtOpts
.
primarySource
=
TRUE
;
rtOpts
.
wrConfig
=
WR_M_ONLY
;
rtOpts
.
masterOnly
=
TRUE
;
spll_init
(
SPLL_MODE_GRAND_MASTER
,
0
,
1
);
lock_timeout
=
LOCK_TIMEOUT_GM
;
break
;
case
WRC_MODE_MASTER
:
rtOpts
.
primarySource
=
FALSE
;
rtOpts
.
wrConfig
=
WR_M_ONLY
;
rtOpts
.
masterOnly
=
TRUE
;
spll_init
(
SPLL_MODE_FREE_RUNNING_MASTER
,
0
,
1
);
lock_timeout
=
LOCK_TIMEOUT_FM
;
break
;
case
WRC_MODE_SLAVE
:
rtOpts
.
primarySource
=
FALSE
;
rtOpts
.
wrConfig
=
WR_S_ONLY
;
rtOpts
.
masterOnly
=
FALSE
;
spll_init
(
SPLL_MODE_SLAVE
,
0
,
1
);
break
;
}
initDataClock
(
&
rtOpts
,
&
ptpClockDS
);
start_tics
=
timer_get_tics
();
mprintf
(
"Locking PLL"
);
while
(
!
spll_check_lock
(
0
)
&&
lock_timeout
)
{
timer_delay
(
TICS_PER_SECOND
);
mprintf
(
"."
);
if
(
timer_get_tics
()
-
start_tics
>
lock_timeout
)
{
mprintf
(
"
\n
Lock timeout.
\n
"
);
return
-
ETIMEDOUT
;
}
else
if
(
uart_read_byte
()
==
27
)
{
mprintf
(
"
\n
"
);
return
-
EINTR
;
}
}
mprintf
(
"
\n
"
);
return
0
;
}
int
wrc_ptp_start
()
{
ptpPortDS
->
linkUP
=
FALSE
;
initDataClock
(
&
rtOpts
,
&
ptpClockDS
);
ptp_enabled
=
1
;
return
0
;
}
int
wrc_ptp_stop
()
{
ptp_enabled
=
0
;
return
0
;
}
int
wrc_ptp_update
()
{
if
(
ptp_enabled
)
{
singlePortLoop
(
&
rtOpts
,
ptpPortDS
,
0
);
sharedPortsLoop
(
ptpPortDS
);
}
return
0
;
}
wrc_ptp.h
0 → 100644
View file @
2b7a565f
#ifndef __WRC_PTP_H
#define __WRC_PTP_H
#define WRC_MODE_GM 0
#define WRC_MODE_MASTER 1
#define WRC_MODE_SLAVE 2
int
wrc_ptp_init
();
int
wrc_ptp_set_mode
(
int
mode
);
int
wrc_ptp_start
();
int
wrc_ptp_stop
();
int
wrc_ptp_update
();
#endif
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