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-rw-r--r--hw/ide/ahci.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index 3c19bdadc5..6a17acf639 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -488,7 +488,7 @@ static void ahci_reg_init(AHCIState *s)
s->control_regs.cap = (s->ports - 1) |
(AHCI_NUM_COMMAND_SLOTS << 8) |
(AHCI_SUPPORTED_SPEED_GEN1 << AHCI_SUPPORTED_SPEED) |
- HOST_CAP_NCQ | HOST_CAP_AHCI;
+ HOST_CAP_NCQ | HOST_CAP_AHCI | HOST_CAP_64;
s->control_regs.impl = (1 << s->ports) - 1;