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julius |
/*$$HEADER*/
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/******************************************************************************/
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/* */
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/* H E A D E R I N F O R M A T I O N */
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/* */
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/******************************************************************************/
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// Project Name : OpenRISC Debug Proxy
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// File Name : win_usb_driver_calls.c
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// Prepared By : jb
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// Project Start : 2008-10-01
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/*$$COPYRIGHT NOTICE*/
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/******************************************************************************/
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/* */
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/* C O P Y R I G H T N O T I C E */
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/* */
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/******************************************************************************/
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/*
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation;
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version 2.1 of the License, a copy of which is available from
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http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/*$$DESCRIPTION*/
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/******************************************************************************/
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/* */
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/* D E S C R I P T I O N */
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/* */
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/******************************************************************************/
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//
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// Some generically named functions for interfacing to the JTAG driver
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// functions, making the code calling these platform independant. The correct
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// driver calling file (either Cygwin or Linux driver) is included at compile
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// time.
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// Also included in this file is the USB-JTAG chip initialisation function.
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//
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/*$$CHANGE HISTORY*/
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/******************************************************************************/
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/* */
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/* C H A N G E H I S T O R Y */
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/* */
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/******************************************************************************/
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// Date Version Description
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//------------------------------------------------------------------------
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// 081101 First revision jb
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#include <stdio.h>
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#include <assert.h>
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#include <ctype.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <windows.h>
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#include "win_FTCJTAG.h"
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#include "win_FTCJTAG_ptrs.h"
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#include "usb_driver_calls.h"
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#include "or_debug_proxy.h"
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// Load the pointers and loading functions of the FTCJTAG driver
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int getFTDIJTAGFunctions (){
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HINSTANCE hLib;
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/* Load the library */
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hLib = LoadLibrary("lib/FTCJTAG.dll");
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if (hLib == NULL) {
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printf("Loading of library file \"FTCJTAG.dll\" failed!\n");
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return -1;
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}
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/* get the address of the functions */
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jtagGetNumDevices = (jtagGetNumDevicesPtr) GetProcAddress(hLib, "JTAG_GetNumDevices");
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if (jtagGetNumDevices == NULL) {
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printf("GetProcAddress for JTAG_GetNumDevices Failed.\n");
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return -1;
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}
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jtagInitDevice = (jtagInitDevicePtr) GetProcAddress(hLib, "JTAG_InitDevice");
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if (jtagInitDevice == NULL) {
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printf("GetProcAddress for JTAG_InitDevice Failed.\n");
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return -1;
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}
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jtagOpen = (jtagOpenPtr) GetProcAddress(hLib, "JTAG_Open");
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if (jtagOpen == NULL) {
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printf("GetProcAddress for JTAG_Open Failed.\n");
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return -1;
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}
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jtagOpenEx = (jtagOpenExPtr) GetProcAddress(hLib, "JTAG_OpenEx");
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if (jtagOpenEx == NULL) {
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printf("GetProcAddress for JTAG_OpenEx Failed.\n");
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return -1;
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}
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jtagGetDeviceNameLocID = (jtagGetDeviceNameLocIDPtr) GetProcAddress(hLib, "JTAG_GetDeviceNameLocID");
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if (jtagGetDeviceNameLocID == NULL) {
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printf("GetProcAddress for Failed JTAG_GetDeviceNameLocID.\n");
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return -1;
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}
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jtagClose = (jtagClosePtr) GetProcAddress(hLib, "JTAG_Close");
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if (jtagClose == NULL) {
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printf("GetProcAddress for JTAG_Close Failed.\n");
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return -1;
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}
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jtagGetClock = (jtagGetClockPtr) GetProcAddress(hLib, "JTAG_GetClock");
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if (jtagGetClock == NULL) {
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printf("GetProcAddress for JTAG_GetClock Failed.\n");
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return -1;
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}
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jtagSetClock = (jtagSetClockPtr) GetProcAddress(hLib, "JTAG_SetClock");
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if (jtagSetClock == NULL) {
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printf("GetProcAddress for JTAG_SetClock Failed.\n");
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return -1;
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}
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jtagSetLoopback = (jtagSetLoopbackPtr) GetProcAddress(hLib, "JTAG_SetLoopback");
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if (jtagSetLoopback == NULL) {
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printf("GetProcAddress for JTAG_SetLoopback Failed.\n");
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return -1;
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}
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jtagSetGPIOs = (jtagSetGPIOsPtr) GetProcAddress(hLib, "JTAG_SetGPIOs");
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if (jtagSetGPIOs == NULL) {
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printf("GetProcAddress for JTAG_SetGPIOs Failed.\n");
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return -1;
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}
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jtagGetGPIOs = (jtagGetGPIOsPtr) GetProcAddress(hLib, "JTAG_GetGPIOs");
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if (jtagGetGPIOs == NULL) {
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printf("GetProcAddress for JTAG_GetGPIOs Failed.\n");
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return -1;
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}
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jtagWrite = (jtagWritePtr) GetProcAddress(hLib, "JTAG_Write");
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if (jtagWrite == NULL) {
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printf("GetProcAddress for JTAG_Write Failed.\n");
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return -1;
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}
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jtagRead = (jtagReadPtr) GetProcAddress(hLib, "JTAG_Read");
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if (jtagRead == NULL) {
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printf("GetProcAddress for JTAG_Read Failed.\n");
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return -1;
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}
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jtagWriteRead = (jtagWriteReadPtr) GetProcAddress(hLib, "JTAG_WriteRead");
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if (jtagWriteRead == NULL) {
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printf("GetProcAddress for JTAG_WriteRead Failed.\n");
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return -1;
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}
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jtagAddWriteCmd = (jtagAddWriteCmdPtr) GetProcAddress(hLib, "JTAG_AddWriteCmd");
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if (jtagAddWriteCmd == NULL) {
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printf("GetProcAddress for JTAG_AddWriteCmd Failed.\n");
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return -1;
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}
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jtagAddReadCmd = (jtagAddReadCmdPtr) GetProcAddress(hLib, "JTAG_AddReadCmd");
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if (jtagAddReadCmd == NULL) {
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printf("GetProcAddress for JTAG_AddReadCmd Failed.\n");
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return -1;
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}
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jtagAddWriteReadCmd = (jtagAddWriteReadCmdPtr) GetProcAddress(hLib, "JTAG_AddWriteReadCmd");
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if (jtagAddWriteReadCmd == NULL) {
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printf("GetProcAddress for JTAG_AddWriteReadCmd Failed.\n");
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return -1;
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}
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jtagClearDeviceCmdSequence = (jtagClearDeviceCmdSequencePtr) GetProcAddress(hLib, "JTAG_ClearDeviceCmdSequence");
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if (jtagClearDeviceCmdSequence == NULL) {
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printf("GetProcAddress for Failed.\n JTAG_ClearDeviceCmdSequence");
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return -1;
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}
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jtagAddDeviceReadCmd = (jtagAddDeviceReadCmdPtr) GetProcAddress(hLib, "JTAG_AddDeviceReadCmd");
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if (jtagAddDeviceReadCmd == NULL) {
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printf("GetProcAddress for Failed JTAG_AddDeviceReadCmd.\n");
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return -1;
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}
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jtagAddDeviceWriteReadCmd = (jtagAddDeviceWriteReadCmdPtr) GetProcAddress(hLib, "JTAG_AddDeviceWriteReadCmd");
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if (jtagAddDeviceWriteReadCmd == NULL) {
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printf("GetProcAddress for Failed.\n JTAG_AddDeviceWriteReadCmd");
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return -1;
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}
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jtagExecuteCmdSequence = (jtagExecuteCmdSequencePtr) GetProcAddress(hLib, "JTAG_ExecuteCmdSequence");
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if (jtagExecuteCmdSequence == NULL) {
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printf("GetProcAddress for Failed JTAG_ExecuteCmdSequence.\n");
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return -1;
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}
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jtagGetDllVersion = (jtagGetDllVersionPtr) GetProcAddress(hLib, "JTAG_GetDllVersion");
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if (jtagGetDllVersion == NULL) {
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printf("GetProcAddress for JTAG_GetDllVersion Failed.\n");
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return -1;
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}
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jtagGetErrorCodeString = (jtagGetErrorCodeStringPtr) GetProcAddress(hLib, "JTAG_GetErrorCodeString");
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if (jtagGetErrorCodeString == NULL) {
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printf("GetProcAddress for Failed JTAG_GetErrorCodeString.\n");
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return -1;
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}
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// = (Ptr) GetProcAddress(hLib, "");
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//if ( == NULL) {
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// printf("GetProcAddress for Failed.\n");
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// return -1;
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// }
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| 241 |
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return 0;
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| 244 |
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}
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| 246 |
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| 247 |
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// Global USB JTAG device handle
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FTC_HANDLE ftHandle;
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FTC_STATUS
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FT2232_USB_JTAG_WriteDataToExternalDevice(
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//FTC_HANDLE ftHandle,
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| 253 |
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BOOL bInstructionTestData,
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| 254 |
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DWORD dwNumBitsToWrite,
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PWriteDataByteBuffer pWriteDataBuffer,
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DWORD dwNumBytesToWrite,
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DWORD dwTapControllerState)
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{
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// Return the appropritae call to the Windows driver
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return (jtagWrite)(
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ftHandle,
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bInstructionTestData,
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dwNumBitsToWrite,
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pWriteDataBuffer,
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dwNumBytesToWrite,
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dwTapControllerState);
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| 267 |
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| 268 |
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}
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| 269 |
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| 270 |
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| 271 |
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// Read data from external device
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| 272 |
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FTC_STATUS
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| 273 |
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FT2232_USB_JTAG_ReadDataFromExternalDevice(
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| 274 |
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//FTC_HANDLE ftHandle,
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| 275 |
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BOOL bInstructionTestData,
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| 276 |
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DWORD dwNumBitsToRead,
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| 277 |
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PReadDataByteBuffer pReadDataBuffer,
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| 278 |
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LPDWORD lpdwNumBytesReturned,
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| 279 |
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DWORD dwTapControllerState)
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| 280 |
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| 281 |
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{
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| 282 |
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return (jtagRead)(
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| 283 |
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ftHandle,
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| 284 |
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bInstructionTestData,
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| 285 |
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dwNumBitsToRead,
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| 286 |
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pReadDataBuffer,
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| 287 |
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lpdwNumBytesReturned,
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| 288 |
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dwTapControllerState);
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| 289 |
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| 290 |
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}
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| 291 |
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| 292 |
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| 293 |
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| 294 |
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| 295 |
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| 296 |
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| 297 |
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// Write Read
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| 298 |
|
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FTC_STATUS
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| 299 |
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FT2232_USB_JTAG_WriteReadDataToFromExternalDevice(
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| 300 |
|
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//FTC_HANDLE ftHandle,
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| 301 |
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BOOL bInstructionTestData,
|
| 302 |
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DWORD dwNumBitsToWriteRead,
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| 303 |
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PWriteDataByteBuffer pWriteDataBuffer,
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| 304 |
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DWORD dwNumBytesToWrite,
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| 305 |
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PReadDataByteBuffer pReadDataBuffer,
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| 306 |
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LPDWORD lpdwNumBytesReturned,
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| 307 |
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DWORD dwTapControllerState)
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| 308 |
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{
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| 309 |
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| 310 |
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return (jtagWriteRead)(
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| 311 |
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ftHandle,
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| 312 |
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bInstructionTestData,
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| 313 |
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dwNumBitsToWriteRead,
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| 314 |
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pWriteDataBuffer,
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| 315 |
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dwNumBytesToWrite,
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| 316 |
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pReadDataBuffer,
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| 317 |
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lpdwNumBytesReturned,
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| 318 |
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dwTapControllerState);
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| 319 |
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| 320 |
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}
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| 321 |
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| 322 |
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| 323 |
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| 324 |
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// Close device
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| 325 |
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FTC_STATUS
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| 326 |
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FT2232_USB_JTAG_CloseDevice()
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| 327 |
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{
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| 328 |
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return (jtagClose)(ftHandle);
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| 329 |
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}
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| 330 |
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| 331 |
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| 332 |
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| 333 |
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| 334 |
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// Set clock frequency
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| 335 |
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// Frequency = 12Mhz/((1+divisor)*2),
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| 336 |
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// divisor=1000 => Freq=5995Hz~=6kHz, divisor=500=>Freq=12kHz
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| 337 |
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#define USB_JTAG_CLK_DIVIDER 0
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| 338 |
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| 339 |
|
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int init_usb_jtag()
|
| 340 |
|
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{
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| 341 |
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FTC_STATUS Status = FTC_SUCCESS;
|
| 342 |
|
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DWORD dwNumDevices = 0;
|
| 343 |
|
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char szDeviceName[100];
|
| 344 |
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DWORD dwLocationID = 0;
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| 345 |
|
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// Made global: FTC_HANDLE ftHandle;
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| 346 |
|
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DWORD dwClockFrequencyHz = 0;
|
| 347 |
|
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FTC_INPUT_OUTPUT_PINS LowInputOutputPinsData;
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| 348 |
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FTC_INPUT_OUTPUT_PINS HighInputOutputPinsData;
|
| 349 |
|
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FTC_LOW_HIGH_PINS LowPinsInputData;
|
| 350 |
|
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FTC_LOW_HIGH_PINS HighPinsInputData;
|
| 351 |
|
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BOOL bPerformCommandSequence = false;
|
| 352 |
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|
| 353 |
|
|
DWORD dwLoopCntr = 0;
|
| 354 |
|
|
char szDllVersion[10];
|
| 355 |
|
|
|
| 356 |
|
|
Status = (jtagGetNumDevices)(&dwNumDevices);
|
| 357 |
|
|
if (DEBUG_USB_DRVR_FUNCS)
|
| 358 |
|
|
printf("JTAG_GetNumDevices returned Status: 0x%x and %d devices\n",
|
| 359 |
|
|
Status, dwNumDevices);
|
| 360 |
|
|
|
| 361 |
|
|
|
| 362 |
|
|
|
| 363 |
|
|
if (dwNumDevices == 0)
|
| 364 |
|
|
{
|
| 365 |
|
|
printf("Error: USB debug cable not detected\nPlease ensure the device is attached and correctly installed\n\n");
|
| 366 |
|
|
exit(-1);
|
| 367 |
|
|
}
|
| 368 |
|
|
|
| 369 |
|
|
|
| 370 |
|
|
Status = (jtagGetDllVersion)(szDllVersion, 10);
|
| 371 |
|
|
|
| 372 |
|
|
if (DEBUG_USB_DRVR_FUNCS)
|
| 373 |
|
|
printf("JTAG_GetDLLVersion returned Status: 0x%x and version %s\n",
|
| 374 |
|
|
Status, szDllVersion);
|
| 375 |
|
|
|
| 376 |
|
|
|
| 377 |
|
|
// To do: Iterate through dwNumDevices by index number ,looking for the ORSoC Device, "ORSoC OpenRISC debug cable A\0",
|
| 378 |
|
|
|
| 379 |
|
|
if ((Status == FTC_SUCCESS) && (dwNumDevices > 0))
|
| 380 |
|
|
{
|
| 381 |
|
|
if (dwNumDevices == 1)
|
| 382 |
|
|
{
|
| 383 |
|
|
Status = (jtagGetDeviceNameLocID)(0,szDeviceName,50, &dwLocationID);
|
| 384 |
|
|
|
| 385 |
|
|
if (DEBUG_USB_DRVR_FUNCS)
|
| 386 |
|
|
printf("JTAG_GetDeviceNameLocID: %s at: 0x%x\n",
|
| 387 |
|
|
szDeviceName, dwLocationID);
|
| 388 |
|
|
|
| 389 |
|
|
if (Status == FTC_SUCCESS)
|
| 390 |
|
|
{
|
| 391 |
|
|
Status = (jtagOpenEx)(szDeviceName, dwLocationID, &ftHandle);
|
| 392 |
|
|
|
| 393 |
|
|
}
|
| 394 |
|
|
}
|
| 395 |
|
|
else
|
| 396 |
|
|
{
|
| 397 |
|
|
if (dwNumDevices == 2)
|
| 398 |
|
|
{
|
| 399 |
|
|
Status=(jtagGetDeviceNameLocID)(1,szDeviceName,50,&dwLocationID);
|
| 400 |
|
|
|
| 401 |
|
|
if (Status == FTC_SUCCESS)
|
| 402 |
|
|
{
|
| 403 |
|
|
Status = (jtagOpenEx)(szDeviceName, dwLocationID, &ftHandle);
|
| 404 |
|
|
}
|
| 405 |
|
|
}
|
| 406 |
|
|
}
|
| 407 |
|
|
}
|
| 408 |
|
|
|
| 409 |
|
|
|
| 410 |
|
|
if ((Status == FTC_SUCCESS) && (dwNumDevices > 0))
|
| 411 |
|
|
{
|
| 412 |
|
|
Status = (jtagInitDevice)(ftHandle, 0);
|
| 413 |
|
|
|
| 414 |
|
|
// Set clock frequency
|
| 415 |
|
|
// Frequency = 12Mhz/((1+divisor)*2),
|
| 416 |
|
|
// divisor=1000 => Freq=5995Hz~=6kHz, divisor=500=>Freq=12kHz
|
| 417 |
|
|
if (Status == FTC_SUCCESS)
|
| 418 |
|
|
Status = (jtagSetClock)(ftHandle, USB_JTAG_CLK_DIVIDER,
|
| 419 |
|
|
&dwClockFrequencyHz);
|
| 420 |
|
|
|
| 421 |
|
|
|
| 422 |
|
|
if (Status == FTC_SUCCESS){
|
| 423 |
|
|
printf("USB JTAG interface initialised\n");
|
| 424 |
|
|
Status = (jtagGetClock)(5, &dwClockFrequencyHz);
|
| 425 |
|
|
}
|
| 426 |
|
|
|
| 427 |
|
|
if (Status == FTC_SUCCESS)
|
| 428 |
|
|
{ // true=output, false=input
|
| 429 |
|
|
LowInputOutputPinsData.bPin1InputOutputState = true; // ADBUS4 -
|
| 430 |
|
|
// set ADBUS4 to output 0 to enable JTAG buffers on Olimex devices
|
| 431 |
|
|
LowInputOutputPinsData.bPin2InputOutputState = true; //ADBUS5
|
| 432 |
|
|
LowInputOutputPinsData.bPin3InputOutputState = true;
|
| 433 |
|
|
LowInputOutputPinsData.bPin4InputOutputState = true;
|
| 434 |
|
|
//ADBUS4 = 0 (enable JTAG buffers on Olimex devices)
|
| 435 |
|
|
LowInputOutputPinsData.bPin1LowHighState = false; // ADBUS4
|
| 436 |
|
|
LowInputOutputPinsData.bPin2LowHighState = false; // ADBUS5
|
| 437 |
|
|
LowInputOutputPinsData.bPin3LowHighState = true; // ADBUS6
|
| 438 |
|
|
LowInputOutputPinsData.bPin4LowHighState = true; // ADBUS7
|
| 439 |
|
|
|
| 440 |
|
|
HighInputOutputPinsData.bPin1InputOutputState = true; // ACBUS0
|
| 441 |
|
|
HighInputOutputPinsData.bPin2InputOutputState = true; // ACBUS1
|
| 442 |
|
|
HighInputOutputPinsData.bPin3InputOutputState = true; // ACBUS2
|
| 443 |
|
|
HighInputOutputPinsData.bPin4InputOutputState = true; // ACBUS3
|
| 444 |
|
|
HighInputOutputPinsData.bPin1LowHighState = true; // ACBUS0
|
| 445 |
|
|
HighInputOutputPinsData.bPin2LowHighState = true; // ACBUS1
|
| 446 |
|
|
HighInputOutputPinsData.bPin3LowHighState = true; // ACBUS2
|
| 447 |
|
|
HighInputOutputPinsData.bPin4LowHighState =true; // ACBUS3
|
| 448 |
|
|
|
| 449 |
|
|
Status = (jtagSetGPIOs)(ftHandle, true, &LowInputOutputPinsData,
|
| 450 |
|
|
true, &HighInputOutputPinsData);
|
| 451 |
|
|
|
| 452 |
|
|
if (Status == FTC_SUCCESS)
|
| 453 |
|
|
Status = (jtagGetGPIOs)(ftHandle, true, &LowPinsInputData,
|
| 454 |
|
|
true, &HighPinsInputData);
|
| 455 |
|
|
|
| 456 |
|
|
if (DEBUG_USB_DRVR_FUNCS)
|
| 457 |
|
|
printf("JTAG low gpio pins values: (ADBUS7-ADBUS4):%x%x%x%x\n",
|
| 458 |
|
|
(LowPinsInputData.bPin4LowHighState==true),
|
| 459 |
|
|
(LowPinsInputData.bPin3LowHighState==true),
|
| 460 |
|
|
(LowPinsInputData.bPin2LowHighState==true),
|
| 461 |
|
|
(LowPinsInputData.bPin1LowHighState==true));
|
| 462 |
|
|
|
| 463 |
|
|
if (DEBUG_USB_DRVR_FUNCS)
|
| 464 |
|
|
printf("JTAG high gpio pins values: (ACBUS3-ACBUS0): %x%x%x%x\n",
|
| 465 |
|
|
(HighPinsInputData.bPin4LowHighState==true),
|
| 466 |
|
|
(HighPinsInputData.bPin3LowHighState==true),
|
| 467 |
|
|
(HighPinsInputData.bPin2LowHighState==true),
|
| 468 |
|
|
(HighPinsInputData.bPin1LowHighState==true));
|
| 469 |
|
|
}
|
| 470 |
|
|
}
|
| 471 |
|
|
|
| 472 |
|
|
if (Status == FTC_SUCCESS)
|
| 473 |
|
|
return 0;
|
| 474 |
|
|
else
|
| 475 |
|
|
return 1;
|
| 476 |
|
|
|
| 477 |
|
|
}
|
