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#define CYLINDERS 80
#define SECTORS 18
#define BASE 0x03F0
#define IMG_SIZE 1474560
/*
Copyright (C) 2025 Harley Travis <yoshi128k@gmail.com>.
This work is free. You can redistribute it and/or modify it under the
terms of the Do What The Fuck You Want To Public License, Version 2,
as published by Sam Hocevar. See the Copying.TXT file for more details.
*/
/*
Make sure IRQ6 is on and
pointed to the correct handler!
*/
U8 DskImg()
{
U64 i;
// Open image file for writing
CFile *img = FOpen("Floppy.IMG","w",IMG_SIZE/BLK_SIZE);
// Initialize the controller
FDCReset(BASE);
Sleep(100);
/*
Loop through each sector,
reading each into the buffer,
then writing it into the file
*/
for (i = 0; i < CYLINDERS; i++) {
"Track %d\n", i;
if (FDCSeek(BASE, i, 0)) {
FDCReset(BASE);
FClose(img);
return 1;
}
if (FDCSeek(BASE, i, 1)) {
FDCReset(BASE);
FClose(img);
return 1;
}
FDCReadMulti(BASE, i, 0, 1, 18);
FBlkWrite(img, &FDC_DMA, 36 * i, 36);
}
// Return to track 0
"Returning to track 0...\n";
if (FDCSeek(BASE, 0, 0)) {
FDCReset(BASE);
FClose(img);
return 1;
}
if (FDCSeek(BASE, 0, 1)) {
FDCReset(BASE);
FClose(img);
return 1;
}
// Close the image file
FClose(img);
return 0;
}
DskImg;
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