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https://github.com/slsdetectorgroup/slsDetectorPackage.git
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74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
// SPDX-License-Identifier: LGPL-3.0-or-other
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// Copyright (C) 2021 Contributors to the SLS Detector Package
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#include "ASIC_Driver.h"
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#include "clogger.h"
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#include "common.h"
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#include "sls/sls_detector_defs.h"
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#include <getopt.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <linux/spi/spidev.h>
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#include <linux/types.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <unistd.h>
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// defines from the fpga
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char ASIC_Driver_DriverFileName[MAX_STR_LENGTH];
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void ASIC_Driver_SetDefines(char *driverfname) {
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LOG(logINFOBLUE, ("Configuring ASIC Driver to %s\n", driverfname));
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memset(ASIC_Driver_DriverFileName, 0, MAX_STR_LENGTH);
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strcpy(ASIC_Driver_DriverFileName, driverfname);
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}
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int ASIC_Driver_Set(int index, int length, char *buffer) {
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char temp[20];
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memset(temp, 0, sizeof(temp));
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sprintf(temp, "%d", index + 1);
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char fname[MAX_STR_LENGTH];
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strcpy(fname, ASIC_Driver_DriverFileName);
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strcat(fname, temp);
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LOG(logDEBUG2,
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("\t[chip index: %d, length: %d, fname: %s]\n", index, length, fname));
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{
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LOG(logDEBUG2, ("\t[values: \n"));
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for (int i = 0; i < length; ++i) {
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LOG(logDEBUG2, ("\t%d: 0x%02hhx\n", i, buffer[i]));
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}
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LOG(logDEBUG2, ("\t]\n"));
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}
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#ifndef VIRTUAL
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int fd = open(fname, O_RDWR);
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if (fd == -1) {
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LOG(logERROR,
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("Could not open file %s for writing to control ASIC (%d)\n", fname,
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index));
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return FAIL;
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}
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struct spi_ioc_transfer transfer;
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memset(&transfer, 0, sizeof(transfer));
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transfer.tx_buf = (unsigned long)buffer;
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transfer.len = length;
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transfer.cs_change = 0;
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// transfer command
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int status = ioctl(fd, SPI_IOC_MESSAGE(1), &transfer);
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if (status < 0) {
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LOG(logERROR, ("Could not send command to ASIC\n"));
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perror("SPI_IOC_MESSAGE");
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close(fd);
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return FAIL;
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}
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close(fd);
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#endif
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return OK;
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}
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