From 95dab34de310d341c27cd986fec5f24522357b46 Mon Sep 17 00:00:00 2001
From: sangorrin <sangorrin@35b4ef3e-fd22-0410-ab77-dab3279adceb>
Date: Thu, 5 Feb 2009 10:20:37 +0000
Subject: [PATCH] add test measuring using the parallel port with a logic
 analyzer

git-svn-id: http://www.frescor.org/private/svn/frescor/fna/trunk@1539 35b4ef3e-fd22-0410-ab77-dab3279adceb
---
 .../test_frescan_fp_send_basic_pp_measures.c  | 152 ++++++++++++++++++
 1 file changed, 152 insertions(+)
 create mode 100644 tests/tests_frescan/test_frescan_fp_send_basic_pp_measures.c

diff --git a/tests/tests_frescan/test_frescan_fp_send_basic_pp_measures.c b/tests/tests_frescan/test_frescan_fp_send_basic_pp_measures.c
new file mode 100644
index 0000000..3e608ce
--- /dev/null
+++ b/tests/tests_frescan/test_frescan_fp_send_basic_pp_measures.c
@@ -0,0 +1,152 @@
+#include <stdio.h>  // perror
+#include <stdlib.h> // exit
+#include <time.h>
+#include "frescan.h"
+
+#define PUT_ERROR(s) {perror (s); exit (-1);}
+
+#define NETWORK 0
+
+#define SENDER
+// #define ENABLE_LOGGING
+#define ENABLE_PARALLEL_PORT_TRACER
+
+#ifdef ENABLE_PARALLEL_PORT_TRACER
+#include <sys/pio.h>
+#define PP_BASE_REG    0x378
+#define PP_DATA_REG    0     // Data port offset
+#endif
+
+#if 0
+#include <stdio.h>
+#define DEBUG(x,args...) printf("%s: " x, __func__ , ##args)
+#else
+#define DEBUG(x,args...)
+#endif
+
+#ifdef SENDER
+
+#define LOCAL_NODE 1
+
+#ifdef ENABLE_LOGGING
+
+#include <drivers/console_switcher.h>
+#include <misc/logger.h>
+#include <assert.h>
+#define LOG_DEVICE LOG_ETHERNET
+
+#endif
+
+int main ()
+{
+        int i, ret;
+        frescan_send_params_t params;
+        char msg[200];
+        int written;
+        frescan_init_params_t init_params;
+        struct timespec my_period, next_activation;
+
+        init_params.net = NETWORK;
+        init_params.node = LOCAL_NODE;
+        init_params.tx_fp_max_prio = 10;
+        init_params.rx_num_of_channels = 5;
+        init_params.rx_channel_max_prio = NULL;
+
+#ifdef ENABLE_LOGGING
+        ret = logger_init(LOG_DEVICE);
+        assert(ret == 0);
+
+        DEBUG("Changing to membuffer console\n");
+        MEMBUFFER_CONSOLE_INIT();
+#endif
+        ret = frescan_init(&init_params);
+        if (ret != 0) PUT_ERROR ("could not init FRESCAN");
+
+        DEBUG("FRESCAN initialized (local node: %u)\n", LOCAL_NODE);
+
+        params.net      = NETWORK;
+        params.to       = 0;
+        params.channel  = 0;
+        params.flags    = FRESCAN_FP | FRESCAN_ASYNC;
+        params.prio     = 7;
+
+        my_period.tv_sec  = 0;
+        my_period.tv_nsec = 100000000;
+
+        outb_p (PP_BASE_REG + PP_DATA_REG, 0x00);
+
+        for(i=0; 1; i++) {
+                incr_timespec (next_activation, my_period); // the fosa one
+                clock_nanosleep(CLOCK_MONOTONIC,
+                                TIMER_ABSTIME,
+                                &next_activation, NULL);
+
+                written = snprintf(msg, sizeof(msg), "his number is... %d", i);
+#ifdef ENABLE_PARALLEL_PORT_TRACER
+                outb_p (PP_BASE_REG + PP_DATA_REG, 0xFF);
+#endif
+                ret = frescan_send(&params, (uint8_t *)msg, 32);
+                if (ret != 0) PUT_ERROR ("could not send message\n");
+
+#ifdef ENABLE_PARALLEL_PORT_TRACER
+                outb_p (PP_BASE_REG + PP_DATA_REG, 0x00);
+#endif
+                DEBUG("SENT: %d\n", i);
+#ifdef ENABLE_LOGGING
+                while (logger_manual_call() > 0);
+#endif
+        }
+
+        return 0;
+}
+
+#else
+
+#define LOCAL_NODE 0
+
+int main ()
+{
+        int ret;
+        frescan_recv_params_t params;
+        uint8_t msg[3000];
+        size_t recv_bytes;
+        frescan_node_t from;
+        frescan_init_params_t init_params;
+        frescan_prio_t prio;
+        struct timespec pulse_width = {0, 100000};
+
+        init_params.net = NETWORK;
+        init_params.node = LOCAL_NODE;
+        init_params.tx_fp_max_prio = 10;
+        init_params.rx_num_of_channels = 5;
+        init_params.rx_channel_max_prio = NULL;
+
+        ret = frescan_init(&init_params);
+        if (ret != 0) PUT_ERROR ("could not init FRESCAN");
+
+        DEBUG("FRESCAN initialized (local node: %u)\n", LOCAL_NODE);
+
+        params.net      = NETWORK;
+        params.channel  = 0;
+        params.flags    = FRESCAN_SYNC;
+
+        outb_p (PP_BASE_REG + PP_DATA_REG, 0x00);
+
+        while (1) {
+                DEBUG("RECEIVING...\n");
+                ret = frescan_recv(&params, (uint8_t *)msg, sizeof(msg),
+                                    &recv_bytes, &from, &prio);
+                if (ret != 0) PUT_ERROR ("could not send message");
+#ifdef ENABLE_PARALLEL_PORT_TRACER
+                outb_p (PP_BASE_REG + PP_DATA_REG, 0xFF);
+                nanosleep(&pulse_width, NULL);
+                outb_p (PP_BASE_REG + PP_DATA_REG, 0x00);
+#endif
+                msg[recv_bytes] = '\0';
+                DEBUG("RECEIVED: %s with prio:%u from:%u\n", msg, prio, from);
+        }
+
+        return 0;
+}
+
+#endif
-- 
2.39.2