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authorBen Hilburn <ben.hilburn@ettus.com>2014-02-14 12:05:07 -0800
committerBen Hilburn <ben.hilburn@ettus.com>2014-02-14 12:05:07 -0800
commitff1546f8137f7f92bb250f685561b0c34cc0e053 (patch)
tree7fa6fd05c8828df256a1b20e2935bd3ba9899e2c /fpga/usrp3/lib/io_port2/LvFpga_Chinch_Interface.vh
parent4f691d88123784c2b405816925f1a1aef69d18c1 (diff)
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Pushing the bulk of UHD-3.7.0 code.
Diffstat (limited to 'fpga/usrp3/lib/io_port2/LvFpga_Chinch_Interface.vh')
-rw-r--r--fpga/usrp3/lib/io_port2/LvFpga_Chinch_Interface.vh35
1 files changed, 35 insertions, 0 deletions
diff --git a/fpga/usrp3/lib/io_port2/LvFpga_Chinch_Interface.vh b/fpga/usrp3/lib/io_port2/LvFpga_Chinch_Interface.vh
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+/*
+-------------------------------------------------------------------------------
+--
+-- File: LvFpga_Chinch_Interface.vh
+-- Author: Ashish Chaudhari
+-- Original Project: EttusUsrpB250Top
+-- Date: 1 Oct 2013
+--
+-------------------------------------------------------------------------------
+-- (c) 2013 Copyright National Instruments Corporation
+-- All Rights Reserved
+-- National Instruments Internal Information
+-------------------------------------------------------------------------------
+*/
+
+//Physical link width for the IoPort2 interface to the STC3
+`define LVFPGA_IFACE_LINK_WIDTH 16
+
+//DMA Related Constants
+`define LVFPGA_IFACE_DMA_CHAN_WIDTH 64 //DMA data bus width
+`define LVFPGA_IFACE_DMA_SIZE_WIDTH 11 //DMA FIFO fullness count width
+`define LVFPGA_IFACE_NUM_RX_DMA_CNT 6 //Number of RX DMA channels
+`define LVFPGA_IFACE_NUM_TX_DMA_CNT 6 //Number of TX DMA channels
+`define LVFPGA_IFACE_RX_DMA_INDEX 0 //Index for the first RX DMA channel
+`define LVFPGA_IFACE_TX_DMA_INDEX 6 //Index for the first TX DMA channel
+
+//User register port constants
+`define LVFPGA_IFACE_UREG_ADDR_WIDTH 20 //Address width
+`define LVFPGA_IFACE_UREG_DATA_WIDTH 32 //Payload width
+`define LVFPGA_IFACE_UREG_SIZE_WIDTH 2 //Transaction size width
+
+//Chinch register port constants
+`define LVFPGA_IFACE_CREG_ADDR_WIDTH 32 //Address width
+`define LVFPGA_IFACE_CREG_DATA_WIDTH 64 //Payload width
+`define LVFPGA_IFACE_CREG_SIZE_WIDTH 2 //Transaction size width \ No newline at end of file