WIP

slsDetectorServers/slsDetectorServer/include/ASIC_Driver.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include <inttypes.h>
+
+/**
+ * Set Defines
+ * @param driverfname driver file name
+ */
+void ASIC_Driver_SetDefines(char* driverfname);
+
+/**
+ * Set value
+ * @param index asic index
+ * @param length number of bytes of the buffer
+ * @param buffer buffer
+ * @return OK or FAIL
+ */
+int ASIC_Driver_Set(int index, int length, char* buffer);

slsDetectorServers/slsDetectorServer/src/ASIC_Driver.c

@@ -0,0 +1,67 @@
+#include "ASIC_Driver.h"
+#include "clogger.h"
+#include "common.h"
+#include "sls_detector_defs.h"
+
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <getopt.h>
+
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <linux/types.h>
+#include <linux/spi/spidev.h>
+
+// defines from the fpga
+char ASIC_Driver_DriverFileName[MAX_STR_LENGTH];
+
+
+void ASIC_Driver_SetDefines(char* driverfname) {
+    FILE_LOG(logINFOBLUE, ("Configuring ASIC Driver to %s\n", driverfname));
+    memset(ASIC_Driver_DriverFileName, 0, MAX_STR_LENGTH);
+    strcpy(ASIC_Driver_DriverFileName, driverfname);
+}
+
+int ASIC_Driver_Set (int index, int length, char* buffer) {
+    FILE_LOG(logDEBUG1, ("\tchip index: %d length: %d\n", index, length)); 
+ 
+    {
+        FILE_LOG(logDEBUG1, ("\tvalues:\n"));
+        int i;
+        for (i = 0; i < length; ++i) {
+            FILE_LOG(logDEBUG1, ("\t\t0x%02hhx\n", buffer[i]));
+        }
+        FILE_LOG(logDEBUG1, ("\n"));
+    }
+
+    char fname[MAX_STR_LENGTH];
+    sprintf(fname, "%s%d", ASIC_Driver_DriverFileName, index + 1);
+    FILE_LOG(logDEBUG1, ("fname %s\n",fname));
+    
+    int fd=open(fname, O_RDWR);
+    if (fd == -1) {
+        FILE_LOG(logERROR, ("Could not open file %s for writing to control ASIC (%d)\n", fname, index));
+        return FAIL;
+    }
+
+    struct spi_ioc_transfer transfer;
+    memset(&transfer, 0, sizeof(transfer));
+    transfer.tx_buf = (unsigned long) buffer;
+    transfer.len = length;
+    transfer.cs_change = 0; 
+
+    // transfer command
+    int status = ioctl(fd, SPI_IOC_MESSAGE(1), &transfer);
+    if (status < 0) {
+        FILE_LOG(logERROR, ("Could not send command to ASIC\n"));
+        perror("SPI_IOC_MESSAGE");
+        close(fd);
+        return FAIL;
+    }
+    close(fd);
+    
+    return OK;
+}