From ef4f563559f195672d07114670a461a7c55ea22b Mon Sep 17 00:00:00 2001
From: "Suren A. Chilingaryan" <csa@suren.me>
Date: Wed, 19 Mar 2014 23:12:31 +0100
Subject: Add HEB scripts and re-organize the structure

---
 apps/CMakeLists.txt         |  2 +
 apps/heb_strip_bad_values.c | 98 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 100 insertions(+)
 create mode 100644 apps/heb_strip_bad_values.c

(limited to 'apps')

diff --git a/apps/CMakeLists.txt b/apps/CMakeLists.txt
index b3ce318..85457a1 100644
--- a/apps/CMakeLists.txt
+++ b/apps/CMakeLists.txt
@@ -11,3 +11,5 @@ add_executable(pio_test pio_test.c)
 target_link_libraries(pio_test pcilib rt)
 
 add_executable(compare_to_value compare_to_value.c)
+
+add_executable(heb_strip_bad_values heb_strip_bad_values.c)
diff --git a/apps/heb_strip_bad_values.c b/apps/heb_strip_bad_values.c
new file mode 100644
index 0000000..e04a53c
--- /dev/null
+++ b/apps/heb_strip_bad_values.c
@@ -0,0 +1,98 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+int main(int argc, char *argv[]) {
+    long i, num;
+    size_t count = 0, total = 0, size;
+    int offset = 3, toread = 1, toskip = 3;
+    uint32_t value;
+    uint32_t *buf;
+    uint32_t expected = 0;
+    uint32_t blocks = 0, status_good = 0;
+    
+    char fixed[4096];
+    struct stat st_buf;
+    
+    if ((argc != 2)&&(argc != 5)) {
+	printf("Usage: %s <file> [offset_dwords read_dwords skip_dwords] \n", argv[0]);
+	exit(0);
+    }
+    
+    FILE *f = fopen(argv[1], "r");
+    if (!f) {
+	printf("Can't open %s\n", argv[1]);
+	exit(1);
+    }
+
+    stat(argv[1], &st_buf);
+    size = st_buf.st_size / sizeof(uint32_t);
+
+
+    buf = malloc(size * sizeof(uint32_t));
+    if (!buf) {
+	printf("Can't allocate %lu bytes of memory\n", size * sizeof(uint32_t));
+	exit(1);
+    }
+    
+    if (argc == 5) {
+	offset = atoi(argv[2]);
+	toread = atoi(argv[3]);
+	toskip = atoi(argv[4]);
+    }
+    
+
+    num = fread(buf, 4, size, f);
+    if (num != size) {
+	printf("Failed to read %lu dwords, only %lu read\n", size, num);
+	exit(1);
+    }
+    fclose(f);
+    
+    sprintf(fixed, "%s.fixed", argv[1]);
+    f = fopen(fixed, "w");
+    if (!f) {
+	printf("Failed to open %s for output\n", fixed);
+	exit(1);
+    }
+    
+    expected = (buf[offset]>>24) + 2;
+    for (i = 1; i < size; i += (toread + toskip)) {
+	total++;
+	    
+	value = buf[i + offset] >> 24;
+//	printf("0x%lx: value (%lx) = expected (%lx)\n", i + offset, value, expected);
+	if (value == expected) {
+	    if (!status_good) {
+		status_good = 1;
+		blocks++;
+	    }
+	    fwrite(&buf[i], 4, toread + toskip, f);
+	    expected += 2;
+	    if (expected == 0xb8) 
+		expected = 0;
+	} else if ((!status_good)&&(value == 0)&&((i + toread + toskip)< size)) {
+	    value = buf[i + offset + toread + toskip] >> 24;
+	    if (value == 2) {
+		status_good = 1;
+		blocks++;
+		fwrite(&buf[i], 4, toread + toskip, f);
+		expected = 2;
+	    } else {
+		count++;
+	    }
+	} else {
+	    printf("0x%lx: value (%x) = expected (%x)\n", (i + offset)*sizeof(uint32_t), value, expected);
+	    status_good = 0;
+	    count++;
+	}
+    }
+    fclose(f);
+    free(buf);
+    
+    printf("%lu of %lu is wrong\n", count, total);
+    return 0;
+}
-- 
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