summaryrefslogtreecommitdiffstats
path: root/board/esd/common/xilinx_jtag/lenval.c
diff options
context:
space:
mode:
Diffstat (limited to 'board/esd/common/xilinx_jtag/lenval.c')
-rw-r--r--board/esd/common/xilinx_jtag/lenval.c217
1 files changed, 0 insertions, 217 deletions
diff --git a/board/esd/common/xilinx_jtag/lenval.c b/board/esd/common/xilinx_jtag/lenval.c
deleted file mode 100644
index 7316266a52..0000000000
--- a/board/esd/common/xilinx_jtag/lenval.c
+++ /dev/null
@@ -1,217 +0,0 @@
-/*
- * (C) Copyright 2003
- * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-/*******************************************************/
-/* file: lenval.c */
-/* abstract: This file contains routines for using */
-/* the lenVal data structure. */
-/*******************************************************/
-
-#include <common.h>
-#include <asm/processor.h>
-
-#include "lenval.h"
-#include "ports.h"
-
-
-/*****************************************************************************
- * Function: value
- * Description: Extract the long value from the lenval array.
- * Parameters: plvValue - ptr to lenval.
- * Returns: long - the extracted value.
- *****************************************************************************/
-long value( lenVal* plvValue )
-{
- long lValue; /* result to hold the accumulated result */
- short sIndex;
-
- lValue = 0;
- for ( sIndex = 0; sIndex < plvValue->len ; ++sIndex )
- {
- lValue <<= 8; /* shift the accumulated result */
- lValue |= plvValue->val[ sIndex]; /* get the last byte first */
- }
-
- return( lValue );
-}
-
-/*****************************************************************************
- * Function: initLenVal
- * Description: Initialize the lenval array with the given value.
- * Assumes lValue is less than 256.
- * Parameters: plv - ptr to lenval.
- * lValue - the value to set.
- * Returns: void.
- *****************************************************************************/
-void initLenVal( lenVal* plv,
- long lValue )
-{
- plv->len = 1;
- plv->val[0] = (unsigned char)lValue;
-}
-
-/*****************************************************************************
- * Function: EqualLenVal
- * Description: Compare two lenval arrays with an optional mask.
- * Parameters: plvTdoExpected - ptr to lenval #1.
- * plvTdoCaptured - ptr to lenval #2.
- * plvTdoMask - optional ptr to mask (=0 if no mask).
- * Returns: short - 0 = mismatch; 1 = equal.
- *****************************************************************************/
-short EqualLenVal( lenVal* plvTdoExpected,
- lenVal* plvTdoCaptured,
- lenVal* plvTdoMask )
-{
- short sEqual;
- short sIndex;
- unsigned char ucByteVal1;
- unsigned char ucByteVal2;
- unsigned char ucByteMask;
-
- sEqual = 1;
- sIndex = plvTdoExpected->len;
-
- while ( sEqual && sIndex-- )
- {
- ucByteVal1 = plvTdoExpected->val[ sIndex ];
- ucByteVal2 = plvTdoCaptured->val[ sIndex ];
- if ( plvTdoMask )
- {
- ucByteMask = plvTdoMask->val[ sIndex ];
- ucByteVal1 &= ucByteMask;
- ucByteVal2 &= ucByteMask;
- }
- if ( ucByteVal1 != ucByteVal2 )
- {
- sEqual = 0;
- }
- }
-
- return( sEqual );
-}
-
-
-/*****************************************************************************
- * Function: RetBit
- * Description: return the (byte, bit) of lv (reading from left to right).
- * Parameters: plv - ptr to lenval.
- * iByte - the byte to get the bit from.
- * iBit - the bit number (0=msb)
- * Returns: short - the bit value.
- *****************************************************************************/
-short RetBit( lenVal* plv,
- int iByte,
- int iBit )
-{
- /* assert( ( iByte >= 0 ) && ( iByte < plv->len ) ); */
- /* assert( ( iBit >= 0 ) && ( iBit < 8 ) ); */
- return( (short)( ( plv->val[ iByte ] >> ( 7 - iBit ) ) & 0x1 ) );
-}
-
-/*****************************************************************************
- * Function: SetBit
- * Description: set the (byte, bit) of lv equal to val
- * Example: SetBit("00000000",byte, 1) equals "01000000".
- * Parameters: plv - ptr to lenval.
- * iByte - the byte to get the bit from.
- * iBit - the bit number (0=msb).
- * sVal - the bit value to set.
- * Returns: void.
- *****************************************************************************/
-void SetBit( lenVal* plv,
- int iByte,
- int iBit,
- short sVal )
-{
- unsigned char ucByteVal;
- unsigned char ucBitMask;
-
- ucBitMask = (unsigned char)(1 << ( 7 - iBit ));
- ucByteVal = (unsigned char)(plv->val[ iByte ] & (~ucBitMask));
-
- if ( sVal )
- {
- ucByteVal |= ucBitMask;
- }
- plv->val[ iByte ] = ucByteVal;
-}
-
-/*****************************************************************************
- * Function: AddVal
- * Description: add val1 to val2 and store in resVal;
- * assumes val1 and val2 are of equal length.
- * Parameters: plvResVal - ptr to result.
- * plvVal1 - ptr of addendum.
- * plvVal2 - ptr of addendum.
- * Returns: void.
- *****************************************************************************/
-void addVal( lenVal* plvResVal,
- lenVal* plvVal1,
- lenVal* plvVal2 )
-{
- unsigned char ucCarry;
- unsigned short usSum;
- unsigned short usVal1;
- unsigned short usVal2;
- short sIndex;
-
- plvResVal->len = plvVal1->len; /* set up length of result */
-
- /* start at least significant bit and add bytes */
- ucCarry = 0;
- sIndex = plvVal1->len;
- while ( sIndex-- )
- {
- usVal1 = plvVal1->val[ sIndex ]; /* i'th byte of val1 */
- usVal2 = plvVal2->val[ sIndex ]; /* i'th byte of val2 */
-
- /* add the two bytes plus carry from previous addition */
- usSum = (unsigned short)( usVal1 + usVal2 + ucCarry );
-
- /* set up carry for next byte */
- ucCarry = (unsigned char)( ( usSum > 255 ) ? 1 : 0 );
-
- /* set the i'th byte of the result */
- plvResVal->val[ sIndex ] = (unsigned char)usSum;
- }
-}
-
-/*****************************************************************************
- * Function: readVal
- * Description: read from XSVF numBytes bytes of data into x.
- * Parameters: plv - ptr to lenval in which to put the bytes read.
- * sNumBytes - the number of bytes to read.
- * Returns: void.
- *****************************************************************************/
-void readVal( lenVal* plv,
- short sNumBytes )
-{
- unsigned char* pucVal;
-
- plv->len = sNumBytes; /* set the length of the lenVal */
- for ( pucVal = plv->val; sNumBytes; --sNumBytes, ++pucVal )
- {
- /* read a byte of data into the lenVal */
- readByte( pucVal );
- }
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-09 08:24:47 +0000