80486DX2-66/86Box-fork
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Moved floppy writeback call to fdc_poll_readwrite_finish(), in order to have the track written less often (no need to write it on every sector).

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This commit is contained in:
OBattler
2020-06-29 02:19:05 +02:00
parent 96228bc41d
commit 616a8501b5
4 changed files with 11 additions and 1 deletions
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3
src/floppy/fdc.c
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@@ -1468,6 +1468,9 @@ fdc_poll_common_finish(fdc_t *fdc, int compare, int st5)
static void static void
fdc_poll_readwrite_finish(fdc_t *fdc, int compare) fdc_poll_readwrite_finish(fdc_t *fdc, int compare)
{ {
if ((fdc->interrupt == 5) || (fdc->interrupt == 9))
fdd_do_writeback(real_drive(fdc, fdc->drive));
fdc->inread = 0; fdc->inread = 0;
fdc->interrupt = -2; fdc->interrupt = -2;

7
src/floppy/fdd.c
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@@ -719,3 +719,10 @@ fdd_init(void)
fdd_load(2, floppyfns[2]); fdd_load(2, floppyfns[2]);
fdd_load(3, floppyfns[3]); fdd_load(3, floppyfns[3]);
} }
void
fdd_do_writeback(int drive)
{
d86f_handler[drive].writeback(drive);
}

1
src/floppy/fdd_86f.c
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@@ -1712,7 +1712,6 @@ d86f_write_sector_data(int drive, int side, int mfm, uint16_t am)
dev->data_find.sync_marks = dev->data_find.bits_obtained = dev->data_find.bytes_obtained = 0; dev->data_find.sync_marks = dev->data_find.bits_obtained = dev->data_find.bytes_obtained = 0;
dev->error_condition = 0; dev->error_condition = 0;
dev->state = STATE_IDLE; dev->state = STATE_IDLE;
d86f_handler[drive].writeback(drive);
fdc_sector_finishread(d86f_fdc); fdc_sector_finishread(d86f_fdc);
return; return;
} }

1
src/include/86box/fdd.h
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@@ -112,6 +112,7 @@ extern void fdd_readaddress(int drive, int side, int density);
extern void fdd_format(int drive, int side, int density, uint8_t fill); extern void fdd_format(int drive, int side, int density, uint8_t fill);
extern int fdd_hole(int drive); extern int fdd_hole(int drive);
extern void fdd_stop(int drive); extern void fdd_stop(int drive);
extern void fdd_do_writeback(int drive);
extern int motorspin; extern int motorspin;
extern uint64_t motoron[FDD_NUM]; extern uint64_t motoron[FDD_NUM];