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#include <string>
#include <sys/types.h>
#ifndef BOARD_H
#define BOARD_H
/** This class defines how the host
* interfaces with the board.
*/
class BoardInterface{
const uint SEND_BUF_SIZE = 32*2048;
// send each instruction as a 256-bit packet
const uint RECV_BUF_SIZE = 1024*32;
const std::string TO_FPGA_DEFAULT = "/dev/xdma0_h2c_0";
const std::string FROM_FPGA_DEFAULT = "/dev/xdma0_c2h_0";
public:
enum class IFACE {
XDMA = 0
};
BoardInterface(IFACE, int dimm_select = 0);
~BoardInterface();
int init();
int sendData(void* data, const uint size);
int recvData(void* buf , const uint size);
private:
IFACE iface_type;
// XDMA related constructs
int to_card;
int from_card;
int dimm_select;
void* send_buf;
void* recv_buf;
int xdma_send(void* data, const uint size);
int xdma_recv(void* buf, const uint size);
// end XDMA related constructs
};
#endif
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