From 50998fcfb916ae251309bd4b464f2c122e8cb30d Mon Sep 17 00:00:00 2001
From: jaseg <git-bigdata-wsl-arch@jaseg.de>
Date: Fri, 9 Apr 2021 18:38:02 +0200
Subject: Repo re-org

---
 controller/fw/tools/freq_meas_test.c | 106 -----------------------------------
 1 file changed, 106 deletions(-)
 delete mode 100644 controller/fw/tools/freq_meas_test.c

(limited to 'controller/fw/tools/freq_meas_test.c')

diff --git a/controller/fw/tools/freq_meas_test.c b/controller/fw/tools/freq_meas_test.c
deleted file mode 100644
index e2900ad..0000000
--- a/controller/fw/tools/freq_meas_test.c
+++ /dev/null
@@ -1,106 +0,0 @@
-
-#include <stdint.h>
-#include <math.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <sys/fcntl.h>
-
-#include "freq_meas.h"
-
-void print_usage(void);
-
-void print_usage() {
-    fprintf(stderr, "Usage: freq_meas_test [test_data.bin]\n");
-}
-
-int main(int argc, char **argv) {
-    if (argc != 2) {
-        fprintf(stderr, "Error: Invalid arguments.\n");
-        print_usage();
-        return 1;
-    }
-
-    int fd = open(argv[1], O_RDONLY);
-    struct stat st;
-    if (fstat(fd, &st)) {
-        fprintf(stderr, "Error querying test data file size: %s\n", strerror(errno));
-        return 2;
-    }
-
-    if (st.st_size < 0 || st.st_size > 1000000) {
-        fprintf(stderr, "Error reading test data: too much test data (size=%zd)\n", st.st_size);
-        return 2;
-    }
-
-    if (st.st_size % sizeof(float) != 0) {
-        fprintf(stderr, "Error reading test data: file size is not divisible by %zd (size=%zd)\n", sizeof(float), st.st_size);
-        return 2;
-    }
-
-    char *buf = malloc(st.st_size);
-    if (!buf) {
-        fprintf(stderr, "Error allocating memory");
-        return 2;
-    }
-
-    fprintf(stderr, "Reading %zd samples test data...", st.st_size/sizeof(float));
-    ssize_t nread = 0;
-    while (nread < st.st_size) {
-        ssize_t rc = read(fd, buf + nread, st.st_size - nread);
-
-        if (rc == -EINTR || rc == -EAGAIN)
-            continue;
-
-        if (rc < 0) {
-            fprintf(stderr, "\nError reading test data: %s\n", strerror(errno));
-            return 2;
-        }
-        
-        if (rc == 0) {
-            fprintf(stderr, "\nError reading test data: Unexpected end of file\n");
-            return 2;
-        }
-
-        nread += rc;
-    }
-    fprintf(stderr, " done.\n");
-
-    const size_t n_samples = st.st_size / sizeof(float);
-    float *buf_f = (float *)buf;
-
-    int16_t *sim_adc_buf = calloc(sizeof(int16_t), n_samples);
-    if (!sim_adc_buf) {
-        fprintf(stderr, "Error allocating memory\n");
-        return 2;
-    }
-
-    fprintf(stderr, "Converting and truncating test data...");
-    for (size_t i=0; i<n_samples; i++)
-        /* Note on scaling: We can't simply scale by 0x8000 (1/2 full range) here. Our test data is nominally 1Vp-p but
-         * certain tests such as the interharmonics one can have some samples exceeding that range. */
-        sim_adc_buf[i] = buf_f[i] * (0x4000-1);
-    fprintf(stderr, " done.\n");
-
-    fprintf(stderr, "Starting simulation.\n");
-
-    size_t iterations = (n_samples-FMEAS_FFT_LEN)/(FMEAS_FFT_LEN/2);
-    for (size_t i=0; i<iterations; i++) {
-
-        fprintf(stderr, "Iteration %zd/%zd\n", i, iterations);
-        float res = NAN;
-        int rc = adc_buf_measure_freq(sim_adc_buf + i*(FMEAS_FFT_LEN/2), &res);
-        if (rc)
-            printf("ERROR: Simulation error in iteration %zd at position %zd: %d\n", i, i*(FMEAS_FFT_LEN/2), rc);
-
-        printf("%09zd %12f\n", i, res);
-    }
-    
-    free(buf);
-    free(sim_adc_buf);
-    return 0;
-}
-- 
cgit