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floppyimg: correct format for MFM DC42 images.

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This commit is contained in:
Maxim Poliakovski 2022-12-12 02:27:42 +01:00
parent df02f5053b
commit 78528a1a16
1 changed files with 3 additions and 2 deletions
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5
devices/floppy/floppyimg.cpp
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@ -238,6 +238,7 @@ int DiskCopy42Img::calc_phys_params() {
this->density = 0; // assume double density by default this->density = 0; // assume double density by default
this->num_tracks = 80; this->num_tracks = 80;
this->num_sides = ((this->format_byte >> 5) & 1) + 1;
switch (disk_format) { switch (disk_format) {
case 0: case 0:
@ -248,19 +249,19 @@ int DiskCopy42Img::calc_phys_params() {
case 2: case 2:
this->rec_method = 1; // MFM this->rec_method = 1; // MFM
this->num_sectors = 1440; this->num_sectors = 1440;
this->format_byte = 2;
break; break;
case 3: case 3:
this->rec_method = 1; // MFM this->rec_method = 1; // MFM
this->density = 1; // report high density this->density = 1; // report high density
this->num_sectors = 2880; this->num_sectors = 2880;
this->format_byte = 2;
break; break;
default: default:
LOG_F(ERROR, "DiskCopy42Img: invalid disk format %X", disk_format); LOG_F(ERROR, "DiskCopy42Img: invalid disk format %X", disk_format);
return -1; return -1;
} }
this->num_sides = ((this->format_byte >> 5) & 1) + 1;
return 0; return 0;
} }