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disk io should enable interrupts too

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Jonathan Campbell 2018-02-12 21:56:17 -08:00
parent 56b08ff9f1
commit 267bd17b56
1 changed files with 4 additions and 0 deletions
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4
src/dos/dos.cpp
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@ -255,6 +255,10 @@ void diskio_delay(Bits value/*bytes*/) {
double scalar = (double)value / disk_data_rate;
double endtime = PIC_FullIndex() + (scalar * 1000);
/* MS-DOS will most likely enable interrupts in the course of
* performing disk I/O */
CPU_STI();
do {
CALLBACK_Idle();
} while (PIC_FullIndex() < endtime);