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Software for White Rabbit PTP Core
Commit f573feba authored by Guido Visser's avatar Guido Visser
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Funtion added to stop the PI.

parent 0b64993c
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Showing with 16 additions and 26 deletions
softpll/spll_main.c
View file @ f573feba
......@@ -11,7 +11,7 @@
#include <wrc.h>
#include "softpll_ng.h"
#include <TuneGuido.h>
//#include <TuneGuido.h>
#define MPLL_TAG_WRAPAROUND 100000000
......@@ -32,6 +32,7 @@ void mpll_init(struct spll_main_state *s, int id_ref,
s->pi.anti_windup = 1;
s->pi.bias = 30000;
s->pi.shift = PI_FRACBITS;
#if defined(CONFIG_WR_SWITCH)
if (spll_ljd_present) {
s->pi.kp = 2000;
......@@ -46,10 +47,11 @@ void mpll_init(struct spll_main_state *s, int id_ref,
#elif defined(CONFIG_WR_NODE) && defined(CONFIG_TARGET_SPEC7)
// s->pi.kp = -800; // / 2;
// s->pi.ki = -10; // / 2;
s->pi.kp = -3000; // / 2;
s->pi.ki = -10; // / 2;
s->pi.kd = 0; // is not nessary...
s->pi.kp = -4000 * 16;; // / 2;
s->pi.ki = -5 * 16;; // / 2;
s->pi.shift = 20;
s->pi.setblock=0;
#else
#error "Please set CONFIG for wr switch or wr node"
#endif
......@@ -174,7 +176,7 @@ int mpll_update(struct spll_main_state *s, int tag, int source)
if(!s->enabled)
return SPLL_LOCKED;
int err, y;
int err, y,VtuneHoldVal;
if (source == s->id_ref)
s->tag_ref = tag;
......@@ -221,28 +223,16 @@ int mpll_update(struct spll_main_state *s, int tag, int source)
if ( s->pi.disablecontrol == 0)
{
y=VtuneHoldVal;
}
else
{
if ( s->pi.disablecontrol == 0)
{
// when pi.disablecontrol == 0 the last PI val is repeated to test how much the OCXO drifts away yes is ugly...
y=VtuneHoldVal;
}
else
{
y = pi_update((spll_pi_t *)&s->pi, err);
VtuneHoldVal=y;
// for (k=0; k<15; k++)
// {
// ring_buffer[15]=y;
// }
// k=0;
}
// for
// Y = (coeffsLPF[k])*(ring_buffer[(k+rb_idx)%FilterSize]);
}
SPLL->DAC_MAIN = SPLL_DAC_MAIN_VALUE_W(y)
| SPLL_DAC_MAIN_DAC_SEL_W(s->dac_index);
......
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