From: Richard Henderson <richard.henderson@linaro.org>
Date: Mon, 3 Dec 2018 15:25:10 +0000 (-0600)
Subject: tcg/i386: Add setup_guest_base_seg for FreeBSD
X-Git-Tag: v4.0.0-rc0~205^2~10
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5785c17f319106d6709f4ffc05de888cb0a412f3;p=thirdparty%2Fqemu.git

tcg/i386: Add setup_guest_base_seg for FreeBSD

Reviewed-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---

diff --git a/tcg/i386/tcg-target.inc.c b/tcg/i386/tcg-target.inc.c
index 3fb2f4b971c..c21c3272f2a 100644
--- a/tcg/i386/tcg-target.inc.c
+++ b/tcg/i386/tcg-target.inc.c
@@ -1876,6 +1876,15 @@ static inline int setup_guest_base_seg(void)
     }
     return 0;
 }
+# elif defined (__FreeBSD__) || defined (__FreeBSD_kernel__)
+#  include <machine/sysarch.h>
+static inline int setup_guest_base_seg(void)
+{
+    if (sysarch(AMD64_SET_GSBASE, &guest_base) == 0) {
+        return P_GS;
+    }
+    return 0;
+}
 # else
 static inline int setup_guest_base_seg(void)
 {