117 lines
3.0 KiB
C++
Executable File
117 lines
3.0 KiB
C++
Executable File
/*
|
|
* (C) 2006 Dirk W. Hoffmann. All rights reserved.
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#include "C64.h"
|
|
|
|
TOD::TOD()
|
|
{
|
|
name = "TOD";
|
|
debug(2, " Creating TOD at address %p...\n", this);
|
|
|
|
// Register snapshot items
|
|
SnapshotItem items[] = {
|
|
|
|
{ &tod.value, sizeof(tod.value), CLEAR_ON_RESET },
|
|
{ &alarm.value, sizeof(alarm.value), CLEAR_ON_RESET },
|
|
{ &latch.value, sizeof(latch.value), CLEAR_ON_RESET },
|
|
{ &frozen, sizeof(frozen), CLEAR_ON_RESET },
|
|
{ &stopped, sizeof(stopped), CLEAR_ON_RESET },
|
|
{ NULL, 0, 0 }};
|
|
|
|
registerSnapshotItems(items, sizeof(items));
|
|
}
|
|
|
|
TOD::~TOD()
|
|
{
|
|
}
|
|
|
|
void
|
|
TOD::reset()
|
|
{
|
|
time_t rawtime;
|
|
struct tm *timeinfo;
|
|
|
|
VirtualComponent::reset();
|
|
|
|
time(&rawtime);
|
|
timeinfo = localtime(&rawtime);
|
|
|
|
tod.time.seconds = BinaryToBCD((uint8_t)timeinfo->tm_sec);
|
|
tod.time.minutes = BinaryToBCD((uint8_t)timeinfo->tm_min);
|
|
tod.time.hours = BinaryToBCD((uint8_t)timeinfo->tm_hour);
|
|
}
|
|
|
|
uint32_t
|
|
TOD::stateSize()
|
|
{
|
|
return 14;
|
|
}
|
|
|
|
void
|
|
TOD::dumpState()
|
|
{
|
|
msg(" Time of day : %02X:%02X:%02X:%02X\n", tod.time.hours, tod.time.minutes, tod.time.seconds, tod.time.tenth);
|
|
msg(" Alarm : %02X:%02X:%02X:%02X\n", alarm.time.hours, alarm.time.minutes, alarm.time.seconds, alarm.time.tenth);
|
|
msg(" Latch : %02X:%02X:%02X:%02X\n", latch.time.hours, latch.time.minutes, latch.time.seconds, latch.time.tenth);
|
|
msg(" Frozen : %s\n", isFrozen() ? "yes" : "no");
|
|
msg(" Stopped : %s\n", stopped ? "yes" : "no");
|
|
msg("\n");
|
|
}
|
|
|
|
bool
|
|
TOD::increment()
|
|
{
|
|
if (stopped)
|
|
return false;
|
|
|
|
if (tod.time.tenth == 0x09) {
|
|
tod.time.tenth = 0;
|
|
if (tod.time.seconds == 0x59) {
|
|
tod.time.seconds = 0;
|
|
if (tod.time.minutes == 0x59) {
|
|
tod.time.minutes = 0;
|
|
|
|
// Adopted from VICE
|
|
uint8_t pm = tod.time.hours & 0x80;
|
|
uint8_t hr = tod.time.hours & 0x1F;
|
|
|
|
if (hr == 0x11)
|
|
pm ^= 0x80;
|
|
if (hr == 0x12)
|
|
hr = 0x00;
|
|
|
|
hr++;
|
|
|
|
if (hr == 0x0A)
|
|
hr = 0x10;
|
|
|
|
tod.time.hours = pm | (hr & 0x1F);
|
|
|
|
} else {
|
|
tod.time.minutes = incBCD(tod.time.minutes);
|
|
}
|
|
} else {
|
|
tod.time.seconds = incBCD(tod.time.seconds);
|
|
}
|
|
} else {
|
|
tod.time.tenth = incBCD(tod.time.tenth);
|
|
}
|
|
|
|
return (tod.value == alarm.value);
|
|
}
|