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Take a stab at index-hole sync.

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This commit is contained in:
Thomas Harte 2021-10-09 08:01:02 -07:00
parent eb157f15f3
commit 9336ffe216
1 changed files with 4 additions and 0 deletions
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4
Machines/Amiga/Chipset.cpp
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@ -930,6 +930,7 @@ bool Chipset::DiskDMA::advance() {
if(!write_) {
// TODO: run an actual PLL, collect actual disk data.
if(length_ && buffer_read_ != buffer_write_) {
printf("Deposited %04x\n", buffer_[buffer_read_ & 3]);
ram_[pointer_[0] & ram_mask_] = buffer_[buffer_read_ & 3];
++pointer_[0];
--length_;
@ -1103,6 +1104,9 @@ void Chipset::DiskController::process_index_hole() {
// TODO: rectify once drives do an actual index pulse, with length.
cia_.set_flag_input(true);
cia_.set_flag_input(false);
// Resync word output. Experimental!!
bit_count_ = 0;
}
void Chipset::DiskController::set_mtr_sel_side_dir_step(uint8_t value) {