Subversion Repositories spacewiresystemc

static int receive_rx_data_spw_ultra_light_calltf(char*user_data)

{

        vpiHandle DATARX_FLAG   = vpi_handle_by_name("module_tb.DATARX_FLAG",NULL);

        vpiHandle BUFFER_READ   = vpi_handle_by_name("module_tb.BUFFER_READ",NULL);

        vpiHandle F_FULL_RX     = vpi_handle_by_name("module_tb.F_FULL_RX",NULL);

        vpiHandle F_EMPTY_RX    = vpi_handle_by_name("module_tb.F_EMPTY_RX",NULL);

        vpiHandle COUNTER_FIFO_RX      = vpi_handle_by_name("module_tb.COUNTER_FIFO_RX",NULL);

        value_to_rx.format = vpiIntVal;

        if(SC_TOP->reset_set())

        {

                //printf("state: %d\n",state_test_rx);

                switch(state_test_rx)

                {

                        case 0:

                                vpi_get_value(F_EMPTY_RX, &value_to_rx);

                                if(value_to_rx.value.integer == 1)

                                        state_test_rx = 1;

                        break;

                        case 1:

                                value_to_rx.value.integer = 0;

                                vpi_put_value(BUFFER_READ, &value_to_rx, NULL, vpiNoDelay);

                                state_test_rx = 2;

                        break;

                        case 2:

                                value_to_rx.value.integer = 0;

                                vpi_get_value(COUNTER_FIFO_RX, &value_to_rx);

                                if(value_to_rx.value.integer > 0)

                                {

                                        state_test_rx = 3;

                                }

                        break;

                        case 3:

                                if(LOOPBACK_VLOG_EN == 0)

                                {

                                        vpi_get_value(DATARX_FLAG, &value_to_rx);

                                        SC_TOP->data_o(value_to_rx.value.integer,data_rx_received_cnt);

                                        data_rx_received_cnt++;

                                        if(data_rx_received_cnt == SC_TOP->size_data_test_sc())

                                                data_rx_received_cnt = 0;

                                }

                                if(LOOPBACK_VLOG_EN == 1)

                                {

                                        vpi_get_value(DATARX_FLAG, &value_to_rx);

                                        SC_TOP->data_rx_vlog_loopback_o(value_to_rx.value.integer,data_rx_received_cnt);

                                        data_rx_received_cnt++;

                                        if(data_rx_received_cnt == SC_TOP->size_data_test_vlog())

                                                data_rx_received_cnt = 0;

                                }

                                state_test_rx = 4;

                        break;

                        case 4:

                                value_to_rx.value.integer = 1;

                                vpi_put_value(BUFFER_READ, &value_to_rx, NULL, vpiNoDelay);

                                state_test_rx = 5;

                        break;

                        case 5:

                                value_to_rx.value.integer = 0;

                                vpi_put_value(BUFFER_READ, &value_to_rx, NULL, vpiNoDelay);

                                vpi_get_value(F_EMPTY_RX, &value_to_rx);

                                if(value_to_rx.value.integer == 1)

                                        state_test_rx = 1;

                        break;

                }

        }

        return 0;

}