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Added a quaternary IDE controller on ports 1E8-1EF/3EE;

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The tertiary and quaternary IDE controllers are now fully configurable;
The IRQ of the RTL8029AS network card is now configurable;
CopyQM floppy images are now supported.
This commit is contained in:
OBattler
2016-12-28 23:34:00 +01:00
parent ad1fd0a5f6
commit 17e2cd6776
13 changed files with 1072 additions and 1210 deletions
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30
src/pic.c
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@@ -73,8 +73,11 @@ static void pic_autoeoi()
pic.ins&=~(1<<c);
pic_update_mask(&pic.mask2, pic.ins);
if (c == 2 && (pic2.pend&~pic2.mask)&~pic2.mask2)
pic.pend |= (1 << 2);
if (AT)
{
if (c == 2 && (pic2.pend&~pic2.mask)&~pic2.mask2)
pic.pend |= (1 << 2);
}
pic_updatepending();
return;
@@ -306,12 +309,17 @@ int pic_current[16];
void picint(uint16_t num)
{
int old_pend = pic_intpending;
if (AT && num == (1 << 2))
if (AT && (num == (1 << 2)))
num = 1 << 9;
// pclog("picint : %04X\n", num);
// if (num == 0x10) pclog("PICINT 10\n");
if (num>0xFF)
{
if (!AT)
{
return;
}
pic2.pend|=(num>>8);
if ((pic2.pend&~pic2.mask)&~pic2.mask2)
pic.pend |= (1 << 2);
@@ -335,7 +343,7 @@ void picintlevel(uint16_t num)
{
int c = 0;
while (!(num & (1 << c))) c++;
if (AT && c == 2)
if (AT && (c == 2))
{
c = 9;
num = 1 << 9;
@@ -346,6 +354,11 @@ void picintlevel(uint16_t num)
pic_current[c]=1;
if (num>0xFF)
{
if (!AT)
{
return;
}
pic2.pend|=(num>>8);
}
else
@@ -361,7 +374,7 @@ void picintc(uint16_t num)
if (!num)
return;
while (!(num & (1 << c))) c++;
if (AT && c == 2)
if (AT && (c == 2))
{
c = 9;
num = 1 << 9;
@@ -371,6 +384,11 @@ void picintc(uint16_t num)
if (num > 0xff)
{
if (!AT)
{
return;
}
pic2.pend &= ~(num >> 8);
if (!((pic2.pend&~pic2.mask)&~pic2.mask2))
pic.pend &= ~(1 << 2);
@@ -427,7 +445,7 @@ uint8_t picinterrupt()
pic2.ins |= (1 << c);
pic_update_mask(&pic2.mask2, pic2.ins);
pic.pend &= ~(1 << c);
// pic.pend &= ~(1 << c);
pic.ins |= (1 << 2); /*Cascade IRQ*/
pic_update_mask(&pic.mask2, pic.ins);