Commit d020aa50 authored by Paolo Bonzini's avatar Paolo Bonzini
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scsi: esp: respect FIFO invariant after message phase 



The FIFO contains two bytes; hence the write ptr should be two bytes ahead
of the read pointer.

Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent d3cdc491

hw/scsi/esp.c

+1 −1
Original line number Diff line number Diff line
@@ -222,7 +222,7 @@ static void write_response(ESPState *s) 
    } else {

        s->ti_size = 2;

        s->ti_rptr = 0;

        s->ti_wptr = 0;

        s->ti_wptr = 2;

        s->rregs[ESP_RFLAGS] = 2;

    }

    esp_raise_irq(s);