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Added support for version 1.10 of the .86F format;

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Floppy drive head now set to 0 on drive eject/load;
FDC result phase now returns head from HDSEL.
This commit is contained in:
OBattler
2016-09-05 21:58:28 +02:00
parent 0b1c2c3a6a
commit 23325e16a1
3 changed files with 174 additions and 53 deletions
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22
src/fdc.c
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@@ -978,7 +978,7 @@ void fdc_callback()
discint=-2;
fdc_int();
fdc.stat=0xD0;
fdc.res[4]=(fdc.head?4:0)|fdc.drive;
fdc.res[4]=(fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5]=fdc.res[6]=0;
fdc.res[7]=fdc.rw_track;
fdc.res[8]=fdc.head;
@@ -1015,6 +1015,7 @@ void fdc_callback()
if (fdc.command & 0x80)
{
fdc.head ^= 1;
fdd_set_head(fdc.drive, fdd_get_head(fdc.drive ^ fdd_swap) ^ 1);
if (!fdc.head)
{
fdc.rw_track++;
@@ -1038,7 +1039,7 @@ void fdc_callback()
discint=-2;
fdc_int();
fdc.stat=0xD0;
fdc.res[4]=(fdc.head?4:0)|fdc.drive;
fdc.res[4]=(fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5]=fdc.res[6]=0;
fdc.res[7]=fdc.rw_track;
fdc.res[8]=fdc.head;
@@ -1060,6 +1061,7 @@ void fdc_callback()
if (fdc.command & 0x80)
{
fdc.head ^= 1;
fdd_set_head(fdc.drive, fdd_get_head(fdc.drive ^ fdd_swap) ^ 1);
if (!fdc.head)
{
fdc.rw_track++;
@@ -1084,7 +1086,7 @@ void fdc_callback()
discint=-2;
fdc_int();
fdc.stat=0xD0;
fdc.res[4]=(fdc.head?4:0)|fdc.drive;
fdc.res[4]=(fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5]=fdc.res[6]=0;
fdc.res[7]=fdc.rw_track;
fdc.res[8]=fdc.head;
@@ -1152,7 +1154,7 @@ void fdc_callback()
discint=-2;
fdc_int();
fdc.stat=0xD0;
fdc.res[4] = (fdc.head?4:0)|fdc.drive;
fdc.res[4] = (fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5] = fdc.res[6] = 0;
fdc.res[7] = fdc.track[fdc.drive];
fdc.res[8] = fdc.head;
@@ -1267,7 +1269,7 @@ void fdc_overrun()
fdc_int();
fdc.stat=0xD0;
fdc.res[4]=0x40|(fdc.head?4:0)|fdc.drive;
fdc.res[4]=0x40|(fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5]=0x10; /*Overrun*/
fdc.res[6]=0;
fdc.res[7]=0;
@@ -1354,7 +1356,7 @@ void fdc_notfound()
fdc_int();
fdc.stat=0xD0;
fdc.res[4]=0x40|(fdc.head?4:0)|fdc.drive;
fdc.res[4]=0x40|(fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5]=5;
fdc.res[6]=0;
fdc.res[7]=0;
@@ -1371,7 +1373,7 @@ void fdc_datacrcerror()
fdc_int();
fdc.stat=0xD0;
fdc.res[4]=0x40|(fdc.head?4:0)|fdc.drive;
fdc.res[4]=0x40|(fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5]=0x20; /*Data error*/
fdc.res[6]=0x20; /*Data error in data field*/
fdc.res[7]=0;
@@ -1388,7 +1390,7 @@ void fdc_headercrcerror()
fdc_int();
fdc.stat=0xD0;
fdc.res[4]=0x40|(fdc.head?4:0)|fdc.drive;
fdc.res[4]=0x40|(fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5]=0x20; /*Data error*/
fdc.res[6]=0;
fdc.res[7]=0;
@@ -1405,7 +1407,7 @@ void fdc_writeprotect()
fdc_int();
fdc.stat=0xD0;
fdc.res[4]=0x40|(fdc.head?4:0)|fdc.drive;
fdc.res[4]=0x40|(fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5]=0x02; /*Not writeable*/
fdc.res[6]=0;
fdc.res[7]=0;
@@ -1472,7 +1474,7 @@ void fdc_sectorid(uint8_t track, uint8_t side, uint8_t sector, uint8_t size, uin
// pclog("SectorID %i %i %i %i\n", track, side, sector, size);
fdc_int();
fdc.stat=0xD0;
fdc.res[4]=(fdc.head?4:0)|fdc.drive;
fdc.res[4]=(fdd_get_head(fdc.drive ^ fdd_swap)?4:0)|fdc.drive;
fdc.res[5]=0;
fdc.res[6]=0;
fdc.res[7]=track;