From 663407b24141c0f8aa2a578f181166395d2a91a8 Mon Sep 17 00:00:00 2001
From: Mikhail Klementev <jollheef@riseup.net>
Date: Fri, 21 Sep 2018 00:13:29 +0000
Subject: [PATCH] Use HVF on macOS

---
 qemu-kernel.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/qemu-kernel.go b/qemu-kernel.go
index 1d56eef..77a82aa 100644
--- a/qemu-kernel.go
+++ b/qemu-kernel.go
@@ -170,6 +170,10 @@ func (q *QemuSystem) Start() (err error) {
 		qemuArgs = append(qemuArgs, "-enable-kvm")
 	}
 
+	if q.arch == X86_64 && runtime.GOOS == "darwin" {
+		qemuArgs = append(qemuArgs, "-accel", "hvf", "-cpu", "host")
+	}
+
 	q.cmd = exec.Command("qemu-system-"+string(q.arch), qemuArgs...)
 
 	if q.pipe.stdin, err = q.cmd.StdinPipe(); err != nil {