*
* Copyright (C) 2013 Hugo Villeneuve <hugo@hugovil.com>
*
- * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+ * This file is released under the GPLv2
*/
#include "common.h"
/* Returns 0 or 1 */
int
-psw_read_bit(int bit)
+psw_read_bit(unsigned int bit)
{
- return (memory_read8(INT_MEM_ID, _PSW_) >> bit) & 0x01;
+ return (mem_read8(INT_MEM_ID, _PSW_) >> bit) & 0x01;
}
void
-psw_write_bit(int bit, int val)
+psw_write_bit(unsigned int bit, int val)
{
- u_int8_t psw = memory_read8(INT_MEM_ID, _PSW_);
+ uint8_t psw = mem_read8(INT_MEM_ID, _PSW_);
if (val)
psw |= (1 << bit); /* Set */
else
psw &= ~(1 << bit); /* Clear */
- memory_write8(INT_MEM_ID, _PSW_, psw); /* Save updated value */
+ mem_write8(INT_MEM_ID, _PSW_, psw); /* Save updated value */
}
/* Returns 0 or 1 */
psw_compute_parity_bit(void)
{
int parity = 0;
- uint8_t acc = memory_read8(INT_MEM_ID, _ACC_);
+ uint8_t acc = mem_read8(INT_MEM_ID, _ACC_);
while (acc) {
parity = !parity;