80486DX2-66/86Box-fork
1
0
Fork 0
Code Issues Pull Requests Activity

Reverted the disc_imd.c changes as it turns out they were not needed at all and only messed up reads.

Browse Source
This commit is contained in:
OBattler
2016-10-05 16:54:01 +02:00
parent ecd4c8934d
commit 6da629d2a8
1 changed files with 2 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/disc_imd.c
View File

@@ -580,16 +580,9 @@ void imd_seek(int drive, int track)
id[2] = real_sector; id[2] = real_sector;
id[3] = (n == 0xFF) ? n_map[actual_sector] : n; id[3] = (n == 0xFF) ? n_map[actual_sector] : n;
ssize = 128 << ((uint32_t) id[3]); ssize = 128 << ((uint32_t) id[3]);
data = imd[drive].track_buffer[side] + track_buf_pos[side];
type = imd[drive].buffer[imd[drive].tracks[track][side].sector_data_offs[actual_sector]]; type = imd[drive].buffer[imd[drive].tracks[track][side].sector_data_offs[actual_sector]];
type = (type >> 1) & 7; type = (type >> 1) & 7;
if (type & 1)
{
data = &(imd[drive].buffer[imd[drive].tracks[track][side].sector_data_offs[actual_sector] + 1]);
}
else
{
data = imd[drive].track_buffer[side] + track_buf_pos[side];
}
deleted = bad_crc = 0; deleted = bad_crc = 0;
if ((type == 2) || (type == 4)) deleted = 1; if ((type == 2) || (type == 4)) deleted = 1;
if ((type == 3) || (type == 4)) bad_crc = 1; if ((type == 3) || (type == 4)) bad_crc = 1;
@@ -614,19 +607,12 @@ void imd_seek(int drive, int track)
ssize = 128 << ((uint32_t) id[3]); ssize = 128 << ((uint32_t) id[3]);
ordered_pos = imd[drive].xdf_ordered_pos[id[2]][side]; ordered_pos = imd[drive].xdf_ordered_pos[id[2]][side];
data = imd[drive].track_buffer[side] + track_buf_pos[side];
type = imd[drive].buffer[imd[drive].tracks[track][side].sector_data_offs[ordered_pos]]; type = imd[drive].buffer[imd[drive].tracks[track][side].sector_data_offs[ordered_pos]];
type = (type >> 1) & 7; type = (type >> 1) & 7;
deleted = bad_crc = 0; deleted = bad_crc = 0;
if ((type == 2) || (type == 4)) deleted = 1; if ((type == 2) || (type == 4)) deleted = 1;
if ((type == 3) || (type == 4)) bad_crc = 1; if ((type == 3) || (type == 4)) bad_crc = 1;
if (type & 1)
{
data = &(imd[drive].buffer[imd[drive].tracks[track][side].sector_data_offs[ordered_pos] + 1]);
}
else
{
data = imd[drive].track_buffer[side] + track_buf_pos[side];
}
imd_sector_to_buffer(drive, track, side, data, ordered_pos, ssize); imd_sector_to_buffer(drive, track, side, data, ordered_pos, ssize);
if (is_trackx) if (is_trackx)