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/*
* This file contains the console driver chip level routines for the
* z85c30 chip.
*
* COPYRIGHT (c) 1998 by Radstone Technology
*
*
* THIS FILE IS PROVIDED TO YOU, THE USER, "AS IS", WITHOUT WARRANTY OF ANY
* KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK
* AS TO THE QUALITY AND PERFORMANCE OF ALL CODE IN THIS FILE IS WITH YOU.
*
* You are hereby granted permission to use, copy, modify, and distribute
* this file, provided that this notice, plus the above copyright notice
* and disclaimer, appears in all copies. Radstone Technology will provide
* no support for this code.
*
* COPYRIGHT (c) 1989-1997.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
/*
* Read_85c30_register
*
* Read a Z85c30 register
*/
uint8_t Read_85c30_register(
uint32_t ulCtrlPort,
uint8_t ucRegNum
)
{
uint8_t ucData;
outport_byte(ulCtrlPort, ucRegNum);
inport_byte(ulCtrlPort, ucData);
return ucData;
}
/*
* Write_85c30_register
*
* Write a Z85c30 register
*/
void Write_85c30_register(
uint32_t ulCtrlPort,
uint8_t ucRegNum,
uint8_t ucData
)
{
if(ucRegNum) {
outport_byte(ulCtrlPort, ucRegNum);
}
outport_byte(ulCtrlPort, ucData);
}
/*
* Read_85c30_data
*
* Read a Z85c30 data register
*/
uint8_t Read_85c30_data(
uint32_t ulDataPort
)
{
uint8_t ucData;
inport_byte(ulDataPort, ucData);
return ucData;
}
/*
* Write_85c30_data
*
* Write a Z85c30 data register
*/
void Write_85c30_data(
uint32_t ulDataPort,
uint8_t ucData
)
{
outport_byte(ulDataPort, ucData);
}
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