Enhance the understandability of some actions in the parallella platform

diff --git a/platforms/parallella/barectf-platform-parallella.c b/platforms/parallella/barectf-platform-parallella.c
index 6492359cd8a1e972bf1333f4c1a5975b5270aa4e..3c0249e0f1f4f46b02989153856adcb541452a62 100644 (file)
--- a/platforms/parallella/barectf-platform-parallella.c
+++ b/platforms/parallella/barectf-platform-parallella.c
@@ -76,7 +76,7 @@ static uint64_t get_clock(void* data)
 {
        struct tracing_ctx *tracing_ctx = data;
 
-       uint64_t low = (uint64_t) ((uint32_t) -e_ctimer_get(E_CTIMER_1));
+       uint64_t low = (uint64_t) ((uint32_t)(E_CTIMER_MAX-e_ctimer_get(E_CTIMER_1)));
 
        return tracing_ctx->clock_high | low;
 }
@@ -85,7 +85,7 @@ static int is_backend_full(void *data)
 {
        struct tracing_ctx *tracing_ctx = data;
        int check_shared = 0;
-       int full;
+       int full = 0;
 
        /* are we in a back-end checking waiting period? */
        if (tracing_ctx->backend_wait_period) {
@@ -141,7 +141,7 @@ static void close_packet(void *data)
         * buffer) for this packet, so "upload" it to shared memory now.
         */
        index = get_prod_index(tracing_ctx) & (RINGBUF_SZ - 1);
-       dst = (void *) tracing_ctx->ringbuf->packets[index];
+       dst = (void *) &(tracing_ctx->ringbuf->packets[index]);
        memcpy(dst, tracing_ctx->local_packet, PACKET_SZ);
 
        /* update producer index after copy */