From f6ff1359aa9f643abc2ceb5ce9bd3561db45190d Mon Sep 17 00:00:00 2001
From: l_maliakal_d <l_maliakal_d@951219d9-93cf-4727-9268-0efd64621fa3>
Date: Tue, 13 Nov 2012 12:31:41 +0000
Subject: [PATCH] implemented server to have a phase shift input

git-svn-id: file:///afs/psi.ch/project/sls_det_software/svn/slsDetectorSoftware@341 951219d9-93cf-4727-9268-0efd64621fa3
---
 .../gotthardDetectorServer/firmware_funcs.c   |  40 +++----
 .../gotthardDetectorServer/server.c           | 103 ++++++++++--------
 .../gotthardDetectorServer/server_defs.h      |   2 -
 .../gotthardDetectorServer/server_funcs.c     |   2 +-
 4 files changed, 78 insertions(+), 69 deletions(-)

diff --git a/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.c b/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.c
index 4a317b23c..ccc3823c6 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.c
+++ b/slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.c
@@ -38,6 +38,7 @@ int ram_size=0;
 int64_t totalTime=1;
 u_int32_t progressMask=0;
 
+int phase_shift=120;
 
 
 int ififostart, ififostop, ififostep, ififo;
@@ -217,31 +218,30 @@ u_int32_t bus_r(u_int32_t offset) {
 
 
 int setPhaseShiftOnce(){
-  u_int32_t addr, reg;
-  int result=OK, i;
-  addr=MULTI_PURPOSE_REG;
-  reg=bus_r(addr);
+	u_int32_t addr, reg;
+	int i;
+	addr=MULTI_PURPOSE_REG;
+	reg=bus_r(addr);
 #ifdef VERBOSE
-  printf("Multipurpose reg:%x\n",reg);
+	printf("Multipurpose reg:%x\n",reg);
 #endif
 
-  //Checking if it is power on(negative number)
-  if(((reg&0xFFFF0000)>>16)>0){
-    bus_w(addr,0x0);   //clear the reg
-//#ifdef VERBOSE
-    printf("Implementing Phase Shift-Reg:%x\n",bus_r(addr));
-//#endif
-    //phase shift
-    for (i=1;i<PHASE_SHIFT;i++) {
-      bus_w(addr,(INT_RSTN_BIT|ENET_RESETN_BIT|SW1_BIT|PHASE_STEP_BIT));//0x2821
-      bus_w(addr,(INT_RSTN_BIT|ENET_RESETN_BIT|(SW1_BIT&~PHASE_STEP_BIT)));//0x2820
-     }
-  }
-  reg=bus_r(addr);
+	//Checking if it is power on(negative number)
+	// if(((reg&0xFFFF0000)>>16)>0){
+	//bus_w(addr,0x0);   //clear the reg
+
+	if(reg==0){
+		printf("\nImplementing phase shift of %d\n",phase_shift);
+		for (i=1;i<phase_shift;i++) {
+			bus_w(addr,(INT_RSTN_BIT|ENET_RESETN_BIT|SW1_BIT|PHASE_STEP_BIT));//0x2821
+			bus_w(addr,(INT_RSTN_BIT|ENET_RESETN_BIT|(SW1_BIT&~PHASE_STEP_BIT)));//0x2820
+		}
 #ifdef VERBOSE
-  printf("Multipupose reg now:%x\n",reg);
+		printf("Multipupose reg now:%x\n",bus_r(addr));
 #endif
-  return result;
+	}
+
+	return OK;
 }
 
 
diff --git a/slsDetectorSoftware/gotthardDetectorServer/server.c b/slsDetectorSoftware/gotthardDetectorServer/server.c
index 71d0777b2..403e6bd2e 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/server.c
+++ b/slsDetectorSoftware/gotthardDetectorServer/server.c
@@ -6,6 +6,8 @@
 
 
 extern int sockfd;
+extern int phase_shift;
+
 
 
 void error(char *msg)
@@ -15,72 +17,81 @@ void error(char *msg)
 
 int main(int argc, char *argv[])
 {
-  int  portno, b;
-  char cmd[100];
-  int retval=OK;
-  int sd, fd;
+	int  portno, b;
+	char cmd[100];
+	int retval=OK;
+	int sd, fd;
+	int iarg;
+	for(iarg=1; iarg<argc; iarg++){
+		if(!strcasecmp(argv[iarg],"-phaseshift")){
+			if ( sscanf(argv[iarg+1],"%d",&phase_shift)==0) {
+				printf("could not decode phase shift\n");
+				return 1;
+			}
+			argc=1;
+		}
+	}
+
+	if (argc==1) {
+		portno = DEFAULT_PORTNO;
+		sprintf(cmd,"%s %d &",argv[0],DEFAULT_PORTNO+1);
+		printf("opening control server on port %d\n",portno );
+		system(cmd);
+		b=1;
+	} else {
+		portno = DEFAULT_PORTNO+1;
+		if ( sscanf(argv[1],"%d",&portno) ==0) {
+			printf("could not open stop server: unknown port\n");
+			return 1;
+		}
+		b=0;
+		printf("opening stop server on port %d\n",portno);
+	}
+	init_detector(b);
 
 
-  if (argc==1) {
-    portno = DEFAULT_PORTNO;
-    sprintf(cmd,"%s %d &",argv[0],DEFAULT_PORTNO+1);
-    printf("opening control server on port %d\n",portno );
-    system(cmd);
-    b=1;
-  } else {
-    portno = DEFAULT_PORTNO+1;
-    if ( sscanf(argv[1],"%d",&portno) ==0) {
-      printf("could not open stop server: unknown port\n");
-      return 1;
-    }
-    b=0;
-    printf("opening stop server on port %d\n",portno);
-  }
-  init_detector(b); 
+	sd=bindSocket(portno);
+
+	sockfd=sd;
 
 
-  sd=bindSocket(portno);
+	if (getServerError(sd)) {
+		printf("server error!\n");
+		return -1;
+	}
 
-  sockfd=sd;
-
-
-  if (getServerError(sd)) {
-    printf("server error!\n");
-    return -1;
-  }
-
-  /* assign function table */
-  function_table();
+	/* assign function table */
+	function_table();
 #ifdef VERBOSE
-  printf("function table assigned \n");
+	printf("function table assigned \n");
 #endif
 
 
-  /* waits for connection */
-  while(retval!=GOODBYE) {
+	/* waits for connection */
+	while(retval!=GOODBYE) {
 #ifdef VERBOSE
-    printf("\n");
+		printf("\n");
 #endif
 #ifdef VERY_VERBOSE
-    printf("Waiting for client call\n");
+		printf("Waiting for client call\n");
 #endif
-    fd=acceptConnection(sockfd);
+		fd=acceptConnection(sockfd);
 #ifdef VERY_VERBOSE
-    printf("Conenction accepted\n");
+		printf("Conenction accepted\n");
 #endif
-    retval=decode_function(fd);
+		retval=decode_function(fd);
 #ifdef VERY_VERBOSE
-    printf("function executed\n");
+		printf("function executed\n");
 #endif
-    closeConnection(fd);
+		closeConnection(fd);
 #ifdef VERY_VERBOSE
-    printf("connection closed\n");
+		printf("connection closed\n");
 #endif
-  }
+	}
 
-  exitServer(sockfd);
-  printf("Goodbye!\n");
+	exitServer(sockfd);
+	printf("Goodbye!\n");
 
-  return 0; 
+	return 0;
 }
 
diff --git a/slsDetectorSoftware/gotthardDetectorServer/server_defs.h b/slsDetectorSoftware/gotthardDetectorServer/server_defs.h
index 1ab182ca2..f5c5adcc4 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/server_defs.h
+++ b/slsDetectorSoftware/gotthardDetectorServer/server_defs.h
@@ -27,8 +27,6 @@
 #define TRIM_DR (((int)pow(2,NTRIMBITS))-1)
 #define COUNT_DR (((int)pow(2,NCOUNTBITS))-1)
 
-#define PHASE_SHIFT 120
-
 
 #define ALLMOD 0xffff
 #define ALLFIFO 0xffff
diff --git a/slsDetectorSoftware/gotthardDetectorServer/server_funcs.c b/slsDetectorSoftware/gotthardDetectorServer/server_funcs.c
index 14ab9a7a0..9087dd587 100755
--- a/slsDetectorSoftware/gotthardDetectorServer/server_funcs.c
+++ b/slsDetectorSoftware/gotthardDetectorServer/server_funcs.c
@@ -72,7 +72,7 @@ int init_detector( int b) {
     testFpga();
     testRAM();
     //gotthard specific
-    //setPhaseShiftOnce();
+    setPhaseShiftOnce();
     setDAQRegister(-1);
     setSettings(GET_SETTINGS,-1);
     //Initialization