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The WD uses only the low two bits for sector size.

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This commit is contained in:
Thomas Harte 2020-01-18 13:40:50 -05:00
parent 229b7b36ed
commit d674fd0e67
1 changed files with 2 additions and 2 deletions
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4
Components/1770/1770.cpp
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@ -481,7 +481,7 @@ void WD1770::posit_event(int new_event_type) {
status.data_request = true;
});
distance_into_section_++;
if(distance_into_section_ == 128 << header_[3]) {
if(distance_into_section_ == 128 << (header_[3]&3)) {
distance_into_section_ = 0;
goto type2_check_crc;
}
@ -564,7 +564,7 @@ void WD1770::posit_event(int new_event_type) {
*/
write_byte(data_);
distance_into_section_++;
if(distance_into_section_ == 128 << header_[3]) {
if(distance_into_section_ == 128 << (header_[3]&3)) {
goto type2_write_crc;
}