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/*$$HEADER*/

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/*                    H E A D E R   I N F O R M A T I O N                     */

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// Project Name                   : OpenRISC Debug Proxy

// File Name                      : usb_functions.h

// Prepared By                    : jb

// Project Start                  : 2008-10-01

/*$$COPYRIGHT NOTICE*/

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/*                      C O P Y R I G H T   N O T I C E                       */

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/*

  This library is free software; you can redistribute it and/or

  modify it under the terms of the GNU Lesser General Public

  License as published by the Free Software Foundation;

  version 2.1 of the License, a copy of which is available from

  http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt.

  This library is distributed in the hope that it will be useful,

  but WITHOUT ANY WARRANTY; without even the implied warranty of

  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public

  License along with this library; if not, write to the Free Software

  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

*/

/*$$CHANGE HISTORY*/

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/*                         C H A N G E  H I S T O R Y                         */

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// Date         Version Description

//------------------------------------------------------------------------

// 081101               First revision                                  jb

//TODO: Make this port variable (at both ends!!)

// HARDCODED port for communications with functions attached to RTL sim via VPI

#define VPI_PORT 54002

#ifdef DEBUG_VPI

#define debug printf

#else

#define debug

#endif

#ifdef DEBUG2_VPI

#define debug2 printf

#else

#define debug2

#endif

/* VPI communication function prototyopes */

void get_response_from_vpi();

void get_data_from_vpi();

void get_block_data_from_vpi(uint32_t len, uint32_t *data);

void send_data_to_vpi(uint32_t data);

void send_block_data_to_vpi(uint32_t len, uint32_t *data);

void send_address_to_vpi(uint32_t address);

void send_command_to_vpi(char CMD);

int vpi_connect();

void vpi_dbg_test();

int vpi_dbg_reset();

int vpi_dbg_set_chain(uint32_t chain);

int vpi_dbg_ctrl(uint32_t reset, uint32_t stall);

int vpi_dbg_ctrl_read(uint32_t *reset, uint32_t *stall);

int vpi_dbg_cpu0_write_ctrl(uint32_t adr, unsigned char data);

int vpi_dbg_cpu0_write(uint32_t adr, uint32_t data);

int vpi_dbg_cpu0_read_ctrl(uint32_t adr, unsigned char *data);

int vpi_dbg_cpu0_read(uint32_t adr, uint32_t *data);

int vpi_dbg_wb_write_block32(uint32_t adr, uint32_t *data, uint32_t len);

int vpi_dbg_wb_read_block32(uint32_t adr, uint32_t *data, uint32_t len);

int vpi_dbg_wb_write32(uint32_t adr, uint32_t data);

int vpi_dbg_wb_read32(uint32_t adr, uint32_t *data);