diff options
Diffstat (limited to 'firmware/microblaze/apps/txrx_uhd.c')
| -rw-r--r-- | firmware/microblaze/apps/txrx_uhd.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/firmware/microblaze/apps/txrx_uhd.c b/firmware/microblaze/apps/txrx_uhd.c index b81d32b2d..f7f140121 100644 --- a/firmware/microblaze/apps/txrx_uhd.c +++ b/firmware/microblaze/apps/txrx_uhd.c @@ -97,6 +97,12 @@ static const uint32_t rx_ctrl_word = 1 << 16; // DSP Rx writes ethernet header words #define DSP_RX_FIRST_LINE sizeof(rx_ctrl_word)/sizeof(uint32_t) +static bool dbsm_rx_inspector(dbsm_t *sm, int buf_this){ + size_t num_lines = buffer_pool_status->last_line[buf_this]-DSP_RX_FIRST_LINE; + ((uint32_t*)buffer_ram(buf_this))[0] = (num_lines*sizeof(uint32_t)) | (1 << 16); + return false; +} + // receive from DSP buf_cmd_args_t dsp_rx_recv_args = { PORT_DSP, @@ -458,15 +464,12 @@ main(void) dbsm_init(&dsp_rx_sm, DSP_RX_BUF_0, &dsp_rx_recv_args, &dsp_rx_send_args, - dbsm_nop_inspector); + dbsm_rx_inspector); sr_tx_ctrl->clear_state = 1; bp_clear_buf(DSP_TX_BUF_0); bp_clear_buf(DSP_TX_BUF_1); - buffer_ram(DSP_RX_BUF_0)[0] = rx_ctrl_word; - buffer_ram(DSP_RX_BUF_0)[1] = rx_ctrl_word; - // kick off the state machine dbsm_start(&dsp_tx_sm); |