+struct xran_io_buf_ctrl {
+ /* -1-this subframe is not used in current frame format
+ 0-this subframe can be transmitted, i.e., data is ready
+ 1-this subframe is waiting transmission, i.e., data is not ready
+ 10 - DL transmission missing deadline. When FE needs this subframe data but bValid is still 1,
+ set bValid to 10.
+ */
+ int32_t bValid ; // when UL rx, it is subframe index.
+ int32_t nSegToBeGen;
+ int32_t nSegGenerated; // how many date segment are generated by DL LTE processing or received from FE
+ // -1 means that DL packet to be transmitted is not ready in BS
+ int32_t nSegTransferred; // number of data segments has been transmitted or received
+ //struct rte_mbuf *pData[N_MAX_BUFFER_SEGMENT]; // point to DPDK allocated memory pool
+ struct xran_buffer_list sBufferList;
+};
+
+struct xran_io_shared_ctrl {
+ /* io struct */
+ struct xran_io_buf_ctrl sFrontHaulTxBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+ struct xran_io_buf_ctrl sFrontHaulTxPrbMapBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+ struct xran_io_buf_ctrl sFrontHaulRxBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+ struct xran_io_buf_ctrl sFrontHaulRxPrbMapBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+ struct xran_io_buf_ctrl sFHPrachRxBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+ struct xran_io_buf_ctrl sFHPrachRxBbuIoBufCtrlDecomp[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+
+ /* Cat B */
+ struct xran_io_buf_ctrl sFHSrsRxBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANT_ARRAY_ELM_NR];
+ struct xran_io_buf_ctrl sFHSrsRxPrbMapBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANT_ARRAY_ELM_NR];
+
+ /* buffers lists */
+ struct xran_flat_buffer sFrontHaulTxBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_NUM_OF_SYMBOL_PER_SLOT];
+ struct xran_flat_buffer sFrontHaulTxPrbMapBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+ struct xran_flat_buffer sFrontHaulRxBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_NUM_OF_SYMBOL_PER_SLOT];
+ struct xran_flat_buffer sFrontHaulRxPrbMapBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+ struct xran_flat_buffer sFHPrachRxBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_NUM_OF_SYMBOL_PER_SLOT];
+ struct xran_flat_buffer sFHPrachRxBuffersDecomp[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_NUM_OF_SYMBOL_PER_SLOT];
+
+ /* Cat B SRS buffers */
+ struct xran_flat_buffer sFHSrsRxBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANT_ARRAY_ELM_NR][XRAN_MAX_NUM_OF_SRS_SYMBOL_PER_SLOT];
+ struct xran_flat_buffer sFHSrsRxPrbMapBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANT_ARRAY_ELM_NR];
+};
+
+struct bbu_xran_io_if {
+ void* nInstanceHandle[XRAN_PORTS_NUM][XRAN_MAX_SECTOR_NR]; /* instance per ORAN port */
+ uint32_t nBufPoolIndex[XRAN_PORTS_NUM][XRAN_MAX_SECTOR_NR][MAX_SW_XRAN_INTERFACE_NUM]; /* every api owns unique buffer pool */
+ uint16_t nInstanceNum[XRAN_PORTS_NUM];
+ struct xran_io_shared_ctrl ioCtrl[XRAN_PORTS_NUM]; /**< for each O-RU port */
+};
+