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/*****************************************************************************
*
* Copyright (C) 2012 Advanced Micro Devices, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Advanced Micro Devices, Inc. nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
***************************************************************************/
#include "Platform.h"
#define COM_BASE_ADDRESS 0x3f8
#define DIVISOR 115200
#define LF 0x0a
#define CR 0x0d
#ifdef CIM_DEBUG
#ifndef CIM_DEBUG_LEVEL
#define CIM_DEBUG_LEVEL 0xf
#endif
void
TraceCode( UINT32 Level, UINT32 Code){
if (!(Level & CIM_DEBUG_LEVEL)){
return;
}
#if CIM_DEBUG & 1
if (Code != 0xFF){
WriteIO(0x80,AccWidthUint8,&Code);
}
#endif
}
void
TraceDebug( UINT32 Level, CHAR8 *Format, ...){
CHAR8 temp[16];
va_list ArgList;
if (!(Level & CIM_DEBUG_LEVEL)){
return;
}
#if CIM_DEBUG & 2
ArgList = va_start(ArgList,Format);
Format= (CHAR8*) FIXUP_PTR(Format);
while (1){
if (*Format == 0) break;
if (*Format == '%'){
int Radix = 0;
if(*(Format+1)=='s'||*(Format+1)=='S'){
SendStringPort((CHAR8*) FIXUP_PTR(va_arg(ArgList,CHAR8*)));
Format+=2;
continue;
}
if(*(Format+1)=='d'||*(Format+1)=='D'){
Radix = 10;
}
if(*(Format+1)=='x'||*(Format+1)=='X'){
Radix = 16;
}
if (Radix){
ItoA(va_arg(ArgList,int),Radix,temp);
SendStringPort(temp);
Format+=2;
continue;
}
}
SendBytePort(*Format);
if(*(Format)==0x0a) SendBytePort(0x0d);
Format++;
}
va_end(ArgList);
#endif
}
void
ItoA( UINT32 Value, int Radix, char* pstr)
{
char* tsptr = pstr;
char* rsptr = pstr;
char ch1,ch2;
unsigned int Reminder;
//Create String
do{
Reminder = Value%Radix;
Value = Value/Radix;
if (Reminder<0xa) *tsptr=Reminder+'0';
else *tsptr=Reminder-0xa+'a';
tsptr++;
} while(Value);
//Reverse String
*tsptr = 0;
tsptr--;
while(tsptr>rsptr){
ch1 = *tsptr;
ch2 = *rsptr;
*rsptr = ch1;
*tsptr = ch2;
tsptr--;
rsptr++;
}
}
void
InitSerialOut(){
UINT8 Data;
UINT16 Divisor;
Data = 0x87;
WriteIO(COM_BASE_ADDRESS + 0x3,AccWidthUint8, &Data);
Divisor = 115200 / DIVISOR;
Data = Divisor & 0xFF;
WriteIO(COM_BASE_ADDRESS + 0x00,AccWidthUint8, &Data);
Data = Divisor >> 8;
WriteIO(COM_BASE_ADDRESS + 0x01,AccWidthUint8, &Data);
Data = 0x07;
WriteIO(COM_BASE_ADDRESS + 0x3,AccWidthUint8, &Data);
}
void
SendStringPort(char* pstr){
while (*pstr!=0){
SendBytePort(*pstr);
pstr++;
}
}
void
SendBytePort(UINT8 Data)
{
int Count = 80;
UINT8 Status;
do {
ReadIO((COM_BASE_ADDRESS + 0x05),AccWidthUint8, &Status);
if(Status == 0xff) break;
// Loop port is ready
} while ( (Status & 0x20) == 0 && (--Count) != 0);
WriteIO(COM_BASE_ADDRESS + 0x00,AccWidthUint8, &Data);
}
#endif
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