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| author | Damien Zammit <damien@zamaudio.com> | 2019-11-11 21:04:47 +1100 |
|---|---|---|
| committer | Damien Zammit <damien@zamaudio.com> | 2019-11-11 21:04:47 +1100 |
| commit | 1dc2aedc175fdc5297eab566820ff26e664e4eca (patch) | |
| tree | e6224c9b5b83473d9e94c595f8c705a905e362a9 | |
| parent | af33188fc5a13ad7ad8e6160e9bc1884a8d4af29 (diff) | |
Fix unmasking curr_pic_mask only irqsdebian-base
| -rw-r--r-- | i386/i386at/interrupt.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/i386/i386at/interrupt.S b/i386/i386at/interrupt.S index 9f159c5c..3afebc86 100644 --- a/i386/i386at/interrupt.S +++ b/i386/i386at/interrupt.S @@ -51,8 +51,9 @@ ENTRY(interrupt) jl 1f /* no, skip it */ outb %al,$(PIC_SLAVE_ICW) 1: - movb $0,%al /* empty mask */ + movl EXT(curr_pic_mask),%eax /* PIC mask to restore */ outb %al,$(PIC_MASTER_OCW) /* unmask master */ + movb %ah,%al /* shuffle byte */ outb %al,$(PIC_SLAVE_OCW) /* unmask slave */ ret /* return */ END(interrupt) |