/***********************************************************************
*
* Function: cmd_bwtest
*
* Purpose: Performs memory bandwidth tests
*
* Processing:
* See function.
*
* Parameters: None
*
* Outputs: None
*
* Returns: TRUE if the command was good, otherwise FALSE
*
* Notes: None
*
**********************************************************************/
static BOOL_32 cmd_bwtest(void) {
UNS_32 hexaddr1, hexaddr2, bytes, loops;
/* Get arguments */
hexaddr1 = cmd_get_field_val(1);
hexaddr2 = cmd_get_field_val(2);
bytes = cmd_get_field_val(3);
loops = cmd_get_field_val(4);
bw_test(hexaddr1, hexaddr2, bytes, loops);
return TRUE;
}
static void krping_bw_test_client(struct krping_cb *cb)
{
struct ib_send_wr *bad_wr;
struct ib_wc wc;
int ret;
cb->state = RDMA_READ_ADV;
/* Send STAG/TO/Len to client */
if (cb->dma_mr)
krping_format_send(cb, cb->start_addr, cb->dma_mr);
else
krping_format_send(cb, cb->start_addr, cb->start_mr);
ret = ib_post_send(cb->qp, &cb->sq_wr, &bad_wr);
if (ret) {
log(LOG_ERR, "post send error %d\n", ret);
return;
}
/* Spin waiting for send completion */
while ((ret = ib_poll_cq(cb->cq, 1, &wc) == 0));
if (ret < 0) {
log(LOG_ERR, "poll error %d\n", ret);
return;
}
if (wc.status) {
log(LOG_ERR, "send completion error %d\n", wc.status);
return;
}
/* Spin waiting for server's Start STAG/TO/Len */
while (cb->state < RDMA_WRITE_ADV) {
krping_cq_event_handler(cb->cq, cb);
}
bw_test(cb);
}
int main()
{
bw_test();
sleep(1000);
return 0;
}
