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maliakal_d
2021-06-07 16:43:39 +02:00
parent 1b068cdf2d
commit 9e32c746cd
2 changed files with 63 additions and 41 deletions
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101
slsDetectorServers/eigerDetectorServer/FebControl.c
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@ -998,11 +998,15 @@ int Feb_Control_StartAcquisition() {
int Feb_Control_StopAcquisition() { return Feb_Control_Reset(); }
int Feb_Control_GetExposureStatus(int *rising, int *falling, int *exposure) {
int Feb_Control_GetExposureStatus(int left, int *rising, int *falling,
int *exposure) {
unsigned int addr =
(left == 1 ? Feb_Control_leftAddress : Feb_Control_rightAddress);
unsigned int value = 0;
if (!Feb_Interface_ReadRegister(Feb_Control_AddressToAll(), FEB_REG_STATUS,
&value)) {
LOG(logERROR, ("Could not read FEB_REG_STATUS reg\n"));
if (!Feb_Interface_ReadRegister(addr, FEB_REG_STATUS, &value)) {
LOG(logERROR, ("Could not read %s FEB_REG_STATUS reg\n",
(left == 1 ? "left" : "right")));
return 0;
}
LOG(logINFORED, ("febregstatus:0x%x\n", value));
@ -1046,58 +1050,75 @@ int Feb_Control_SendSoftwareTrigger() {
int Feb_Control_SoftwareTrigger(int block) {
if (Feb_Control_activated) {
int rising = 0, falling = 0, exposure = 0;
if (!Feb_Control_GetExposureStatus(&rising, &falling, &exposure)) {
return 0;
int rising[2] = {0, 0}, falling[2] = {0, 0}, exposure[2] = {0, 0},
prev_toggle[2] = {0, 0};
for (int i = 0; i < 1; ++i) {
if (!Feb_Control_GetExposureStatus(i, &rising[i], &falling[i],
&exposure[i])) {
return 0;
}
if (exposure[i]) {
LOG(logERROR,
("Software trigger failed. %s FPGA still exposing.\n",
i == 1 ? "left" : "right"));
return 0;
}
// remember previous rising toggle
prev_toggle[i] = rising[i];
}
if (exposure) {
LOG(logERROR, ("Software trigger failed. Still exposing.\n"));
return 0;
}
// remember previous rising toggle
int prev_toggle = rising;
// send trigger to both fpgas
Feb_Control_SendSoftwareTrigger();
// will need to wait if delay after trigger introduced
// usleep(0);
// get current toggle value
if (!Feb_Control_GetExposureStatus(&rising, &falling, &exposure)) {
return 0;
}
for (int i = 0; i < 1; ++i) {
// get current toggle value
if (!Feb_Control_GetExposureStatus(i, &rising[i], &falling[i],
&exposure[i])) {
return 0;
}
// no toggle error
if (rising == prev_toggle) {
LOG(logERROR, ("Software trigger failed. No exposure toggle "
"detected.\n"));
return 0;
}
// no toggle error
if (rising[i] == prev_toggle[i]) {
LOG(logERROR, ("Software trigger failed. No exposure toggle "
"detected on %s fpga.\n",
i == 1 ? "left" : "right"));
return 0;
}
// no exposure
if (!exposure) {
LOG(logERROR, ("Software trigger failed. No exposure detected.\n"));
return 0;
// no exposure
if (!exposure[i]) {
LOG(logERROR, ("Software trigger failed. No exposure detected "
"on %s fpga.\n",
i == 1 ? "left" : "right"));
return 0;
}
}
// wait for exposure to be done
if (block) {
prev_toggle = falling;
while (prev_toggle == falling) {
usleep(5000);
if (!Feb_Control_GetExposureStatus(&rising, &falling,
&exposure)) {
for (int i = 0; i < 1; ++i) {
prev_toggle[i] = falling[i];
while (prev_toggle[i] == falling[i]) {
usleep(5000);
if (!Feb_Control_GetExposureStatus(
i, &rising[i], &falling[i], &exposure[i])) {
return 0;
}
}
// exposure low
if (exposure[i]) {
LOG(logERROR,
("Software trigger failed. Still exposing after "
"exposure finished toggled in %s fpga.\n",
i == 1 ? "left" : "right"));
return 0;
}
}
// exposure low
if (exposure) {
LOG(logERROR, ("Software trigger failed. Still exposing after "
"exposure finished toggled.\n"));
return 0;
}
}
}
return 1;