80486DX2-66/86Box-fork
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Fixed the RPM slow down accounting for 86F version 1.21 images in d86f_get_raw_size();

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Properly fixed serial port IRQ assignment with the National Semiconductors PC87306 Super I/O chip - DOS mouse drivers now work if mouse is set to serial.
This commit is contained in:
OBattler
2016-09-22 22:48:31 +02:00
parent b956c5f6f5
commit 4368256f41
2 changed files with 62 additions and 37 deletions
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6
src/disc_86f.c
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@@ -585,13 +585,13 @@ uint16_t d86f_get_raw_size(int drive)
{
switch (d86f_get_rpm_mode(drive))
{
case 0:
case 1:
rpm_diff *= 2.0;
break;
case 1:
case 2:
rpm_diff *= 3.0;
break;
case 2:
case 3:
rpm_diff *= 4.0;
break;
default:

93
src/pc87306.c
View File

@@ -115,7 +115,8 @@ void serial2_handler()
void pc87306_write(uint16_t port, uint8_t val, void *priv)
{
uint8_t index = (port & 1) ? 0 : 1;
uint8_t index;
index = (port & 1) ? 0 : 1;
int temp;
uint8_t valxor;
// pclog("pc87306_write : port=%04x reg %02X = %02X locked=%i\n", port, pc87306_curreg, val, pc87306_locked);
@@ -123,6 +124,7 @@ void pc87306_write(uint16_t port, uint8_t val, void *priv)
if (index)
{
pc87306_curreg = val;
// pclog("Register set to: %02X\n", val);
tries = 0;
return;
}
@@ -133,6 +135,7 @@ void pc87306_write(uint16_t port, uint8_t val, void *priv)
if (pc87306_curreg <= 28) valxor = val ^ pc87306_regs[pc87306_curreg];
if (pc87306_curreg == 0xF) pc87306_gpio_remove();
if (pc87306_curreg <= 28) pc87306_regs[pc87306_curreg] = val;
// pclog("Register %02X set to: %02X\n", pc87306_regs[pc87306_curreg], val);
tries = 0;
if (pc87306_curreg <= 28) goto process_value;
}
@@ -142,6 +145,7 @@ void pc87306_write(uint16_t port, uint8_t val, void *priv)
return;
}
}
return;
process_value:
switch(pc87306_curreg)
@@ -177,54 +181,73 @@ process_value:
}
}
}
serial1_remove();
serial2_remove();
if (val & 2)
if (valxor & 2)
{
serial1_handler();
// if (mouse_always_serial) mouse_serial_init();
serial1_remove();
if (val & 2)
{
serial1_handler();
// if (mouse_always_serial) mouse_serial_init();
}
}
if (valxor & 4)
{
serial2_remove();
if (val & 4) serial2_handler();
}
if (val & 4) serial2_handler();
break;
case 1:
lpt1_remove();
if (pc87306_regs[0] & 1)
if (valxor & 1)
{
if (pc87306_regs[0x1B] & 0x10)
lpt1_remove();
if (pc87306_regs[0] & 1)
{
temp = (pc87306_regs[0x1B] & 0x20) >> 5;
if (temp)
if (pc87306_regs[0x1B] & 0x10)
{
lpt_port = 0x378; break;
temp = (pc87306_regs[0x1B] & 0x20) >> 5;
if (temp)
{
lpt_port = 0x378; break;
}
else
{
lpt_port = 0x278; break;
}
}
else
{
lpt_port = 0x278; break;
temp = val & 3;
switch (temp)
{
case 0: lpt_port = 0x378; break;
case 1: lpt_port = 0x3bc; break;
case 2: lpt_port = 0x278; break;
}
}
lpt1_init(lpt_port);
pc87306_regs[0x19] = lpt_port >> 2;
}
else
{
temp = val & 3;
switch (temp)
{
case 0: lpt_port = 0x378; break;
case 1: lpt_port = 0x3bc; break;
case 2: lpt_port = 0x278; break;
}
}
lpt1_init(lpt_port);
pc87306_regs[0x19] = lpt_port >> 2;
}
serial1_remove();
serial2_remove();
if (pc87306_regs[0] & 2)
if (valxor & 0xcc)
{
serial1_handler();
// if (mouse_always_serial) mouse_serial_init();
serial1_remove();
if (pc87306_regs[0] & 2)
{
serial1_handler();
// if (mouse_always_serial) mouse_serial_init();
}
}
if (valxor & 0xf0)
{
serial2_remove();
if (pc87306_regs[0] & 4) serial2_handler();
}
if (pc87306_regs[0] & 4) serial2_handler();
break;
case 9:
// pclog("Setting DENSEL polarity to: %i (before: %i)\n", (val & 0x40 ? 1 : 0), fdc_get_densel_polarity());
@@ -234,7 +257,8 @@ process_value:
pc87306_gpio_init();
break;
case 0x1C:
if (valxor & 1)
// if (valxor & 0x25)
if (valxor)
{
serial1_remove();
serial2_remove();
@@ -257,7 +281,8 @@ uint8_t pc87306_gpio_read(uint16_t port, void *priv)
uint8_t pc87306_read(uint16_t port, void *priv)
{
// pclog("pc87306_read : port=%04x reg %02X locked=%i\n", port, pc87306_curreg, pc87306_locked);
uint8_t index = (port & 1) ? 0 : 1;
uint8_t index;
index = (port & 1) ? 0 : 1;
if (index)
return pc87306_curreg;