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Rewritten 808x CPU emulation core based on reenigne's XTCE, VisiOn, SnatchIt, and 8088 MPH now work correctly;

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Fixed PC speaker sound volume in PIT mode 0;
A few CPU emulation clean-ups;
Hard disk controller changing redone in a less messy way;
Re-added the long-missing key send delay handling to the XT keyboard handler;
Fixed a bug that was causing SLiRP not to work when compiled with MingW/GCC 7.3.0-2 or newer;
Some serial mouse and port fixes;
A lot of changes to printer emulation, mostly based on DOSBox-X;
Printer PNG writer now uses statically linked libpng;
Added support for the HxC MFM floppy image format and upped 86F format version to 2.12;
Ported various things from PCem and some from VARCem;
Added the S3 86c801/805 emulation (patch from TheCollector1995);
Fixed and renamed the EGA monitor options;
Better synchronized the 808x to the PIT and the CGA;
Fixed the CGA wait state calculation;
Cleaned up some things in mem.c;
Fixed some things in the floppy emulation to make VisiOn get the correct errors from the copy protection disk;
Fixed several renderer-related bugs, including the SDL2 renderer's failure to take screenshots;
The Jenkins builds are now compiled with MingW/GCC 7.4.0-1 and include all the required DLL's.
This commit is contained in:
OBattler
2019-02-06 03:34:39 +01:00
parent c91b1f2b8e
commit 46d0ed2baa
104 changed files with 7749 additions and 6608 deletions
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41
src/lpt.c
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@@ -12,6 +12,7 @@
#include "sound/snd_lpt_dss.h"
#include "printer/prt_devs.h"
char lpt_device_names[3][16];
@@ -64,7 +65,7 @@ void lpt_devices_init()
{
lpt_device_ts[i] = (lpt_device_t *) lpt_devices[c].device;
if (lpt_device_ts[i])
lpt_device_ps[i] = lpt_device_ts[i]->init();
lpt_device_ps[i] = lpt_device_ts[i]->init(lpt_device_ts[i]);
}
}
}
@@ -87,12 +88,16 @@ void lpt_write(int i, uint16_t port, uint8_t val, void *priv)
switch (port & 3)
{
case 0:
if (lpt_device_ts[i])
if (lpt_device_ts[i] && lpt_device_ts[i]->write_data)
lpt_device_ts[i]->write_data(val, lpt_device_ps[i]);
lpt_dats[i] = val;
break;
case 1:
break;
case 2:
if (lpt_device_ts[i])
if (lpt_device_ts[i] && lpt_device_ts[i]->write_ctrl)
lpt_device_ts[i]->write_ctrl(val, lpt_device_ps[i]);
lpt_ctrls[i] = val;
break;
@@ -100,18 +105,35 @@ void lpt_write(int i, uint16_t port, uint8_t val, void *priv)
}
uint8_t lpt_read(int i, uint16_t port, void *priv)
{
uint8_t retval = 0xff;
switch (port & 3)
{
case 0:
return lpt_dats[i];
if (lpt_device_ts[i] && lpt_device_ts[i]->read_data) {
retval = lpt_device_ts[i]->read_data(lpt_device_ps[i]);
break;
}
retval = lpt_dats[i];
break;
case 1:
if (lpt_device_ts[i])
return lpt_device_ts[i]->read_status(lpt_device_ps[i]);
return 0;
if (lpt_device_ts[i] && lpt_device_ts[i]->read_status) {
retval = lpt_device_ts[i]->read_status(lpt_device_ps[i]);
break;
}
retval = 0xdf;
break;
case 2:
return lpt_ctrls[i];
if (lpt_device_ts[i] && lpt_device_ts[i]->read_ctrl) {
retval = lpt_device_ts[i]->read_ctrl(lpt_device_ps[i]);
break;
}
retval = 0xe0 | lpt_ctrls[i];
break;
}
return 0xff;
return retval;
}
void lpt1_write(uint16_t port, uint8_t val, void *priv)
@@ -124,6 +146,7 @@ uint8_t lpt1_read(uint16_t port, void *priv)
return lpt_read(0, port, priv);
}
void lpt2_write(uint16_t port, uint8_t val, void *priv)
{
lpt_write(1, port, val, priv);