diff options
Diffstat (limited to 'sys/src/cmd/vmx/io.c')
| -rw-r--r-- | sys/src/cmd/vmx/io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/src/cmd/vmx/io.c b/sys/src/cmd/vmx/io.c index b98d2f7ec..6d91b7503 100644 --- a/sys/src/cmd/vmx/io.c +++ b/sys/src/cmd/vmx/io.c @@ -282,7 +282,7 @@ picio(int isin, u16int port, u32int val, int sz, void *) case 0x20: case 0xa0: if((val & 1<<4) != 0){ /* ICW1 */ - if(irqactive){ + if(irqactive >= 0){ if(ctl("irq") < 0) sysfatal("ctl: %r"); irqactive = -1; |