From e1265fa32837f457ee2c2fa259d12c9545af4bbf Mon Sep 17 00:00:00 2001
From: "Suren A. Chilingaryan" <csa@suren.me>
Date: Mon, 27 Apr 2015 02:28:57 +0200
Subject: First stand-alone ipecamera implementation

---
 apps/pio_test.c | 96 ---------------------------------------------------------
 1 file changed, 96 deletions(-)
 delete mode 100644 apps/pio_test.c

(limited to 'apps/pio_test.c')

diff --git a/apps/pio_test.c b/apps/pio_test.c
deleted file mode 100644
index 84439ee..0000000
--- a/apps/pio_test.c
+++ /dev/null
@@ -1,96 +0,0 @@
-#define _BSD_SOURCE
-#define _POSIX_C_SOURCE 199309L
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdarg.h>
-#include <time.h>
-#include <sched.h>
-#include <sys/time.h>
-
-#include "pcilib.h"
-#include "irq.h"
-#include "kmem.h"
-
-#define DEVICE "/dev/fpga0"
-//#define REALTIME
-
-#define BAR PCILIB_BAR0
-#define BITS 32
-#define MASK ((1ll << BITS) - 1)
-
-
-#define WR(addr, value) { *(uint32_t*)(bar + addr) = value; }
-#define RD(addr, value) { value = *(uint32_t*)(bar + addr); }
-
-unsigned long long bits[BITS];
-
-int main(int argc, char *argv[]) {
-    uint32_t i, j;
-    pcilib_t *pci;
-    uint32_t reg, value, diff, errors;
-    void* volatile bar;
-    
-    unsigned long long attempts = 0, failures = 0;
-
-    if (argc < 2) {
-	printf("Usage: %s <register>\n", argv[0]);
-	exit(0);
-    }
-    
-    if (sscanf(argv[1], "%x", &reg) != 1) {
-	printf("Can't parse register %s\n", argv[1]);
-	exit(1);
-    }
-    
-#ifdef REALTIME
-    pid_t pid;
-    struct sched_param sched = {0};
-
-    pid = getpid();
-    sched.sched_priority = sched_get_priority_min(SCHED_FIFO);
-    if (sched_setscheduler(pid, SCHED_FIFO, &sched))
-	printf("Warning: not able to get real-time priority\n");
-#endif /* REALTIME */
-
-    pci = pcilib_open(DEVICE, PCILIB_MODEL_DETECT);
-    if (!pci) {
-	printf("pcilib_open\n");
-	exit(1);
-    }
-
-    bar = pcilib_map_bar(pci, BAR);
-    if (!bar) {
-	pcilib_close(pci);
-	printf("map bar\n");
-	exit(1);
-    }
-    
-    for (i = 0; 1; i++) {
-	WR(reg, (i%MASK));
-	RD(reg, value);
-	
-	attempts++;
-	if (value != (i%MASK)) {
-	    failures++;
-
-	    diff = value ^ (i%MASK);
-	    for (errors = 0, j = 0; j < BITS; j++)
-		if (diff&(1<<j)) errors++;
-	    bits[errors]++;
-		
-	    //printf("written: %x, read: %x\n", i, value);
-	}
-
-	if ((i % 1048576 ) == 0) {
-	    printf("Attempts %llu, failures %llu (", attempts, failures);
-	    for (j = 1; j < BITS; j++)
-		printf("%llu ", bits[j]);
-	    printf(")\n");
-	}
-
-    }
-
-    pcilib_unmap_bar(pci, BAR, bar);
-    pcilib_close(pci);
-}
-- 
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