diff options
Diffstat (limited to 'drivers/ata/ahci.h')
-rw-r--r-- | drivers/ata/ahci.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index 51af275..b5eb886 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -94,6 +94,7 @@ enum { /* HOST_CTL bits */ HOST_RESET = (1 << 0), /* reset controller; self-clear */ HOST_IRQ_EN = (1 << 1), /* global IRQ enable */ + HOST_MRSM = (1 << 2), /* MSI Revert to Single Message */ HOST_AHCI_EN = (1 << 31), /* AHCI enabled */ /* HOST_CAP bits */ |