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| author | Frans Kaashoek <[email protected]> | 2020-08-10 13:24:57 -0400 |
|---|---|---|
| committer | GitHub <[email protected]> | 2020-08-10 13:24:57 -0400 |
| commit | 93ca5550b8888bd76815b75203fcea02ef295aa4 (patch) | |
| tree | 3a45932218bb7bf52b4c2fd9da17cadc24c6468d /kernel | |
| parent | 12c131de3eb87e725a6a4a385fcedf6b78f9b510 (diff) | |
| parent | 7a5fcb28b33d829a203d62063ec2b98ab6e72c7b (diff) | |
| download | xv6-labs-93ca5550b8888bd76815b75203fcea02ef295aa4.tar.gz xv6-labs-93ca5550b8888bd76815b75203fcea02ef295aa4.tar.bz2 xv6-labs-93ca5550b8888bd76815b75203fcea02ef295aa4.zip | |
Merge pull request #10 from takahirox/VirtioInterruptAck
Write virtio interrupt ack register in virtio_disk_intr()
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/virtio_disk.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/virtio_disk.c b/kernel/virtio_disk.c index 3cff024..06e0645 100644 --- a/kernel/virtio_disk.c +++ b/kernel/virtio_disk.c @@ -264,6 +264,7 @@ virtio_disk_intr() disk.used_idx = (disk.used_idx + 1) % NUM; } + *R(VIRTIO_MMIO_INTERRUPT_ACK) = *R(VIRTIO_MMIO_INTERRUPT_STATUS) & 0x3; release(&disk.vdisk_lock); } |