[v1] Misc patches for 2020-06-24

[PULL 02/31] util/getauxval: Porting to FreeBSD getauxval feature

Paolo Bonzini posted 31 patches 5 years, 7 months ago

Diff against v2
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Maintainers: Gerd Hoffmann <kraxel@redhat.com>, Igor Mammedov <imammedo@redhat.com>, "Alex Bennée" <alex.bennee@linaro.org>, Laurent Vivier <lvivier@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Eduardo Habkost <ehabkost@redhat.com>, Marcelo Tosatti <mtosatti@redhat.com>, Richard Henderson <rth@twiddle.net>, Anthony Perard <anthony.perard@citrix.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Laurent Vivier <laurent@vivier.eu>, Alistair Francis <Alistair.Francis@wdc.com>, "Michael S. Tsirkin" <mst@redhat.com>, Aurelien Jarno <aurelien@aurel32.net>, Paolo Bonzini <pbonzini@redhat.com>, Thomas Huth <thuth@redhat.com>, Xiao Guangrong <xiaoguangrong.eric@gmail.com>, Paul Durrant <paul@xen.org>, David Gibson <david@gibson.dropbear.id.au>, Stefano Stabellini <sstabellini@kernel.org>

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[PULL 02/31] util/getauxval: Porting to FreeBSD getauxval feature

Posted by Paolo Bonzini 5 years, 7 months ago

From: David CARLIER <devnexen@gmail.com>

FreeBSD has a similar API for auxiliary vector.

Signed-off-by: David Carlier <devnexen@gmail.com>
Message-Id: <CA+XhMqxTU6PUSQBpbA9VrS1QZfqgrCAKUCtUF-x2aF=fCMTDOw@mail.gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 util/getauxval.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/util/getauxval.c b/util/getauxval.c
index 36afdfb9e6..b124107d61 100644
--- a/util/getauxval.c
+++ b/util/getauxval.c
@@ -98,6 +98,16 @@ unsigned long qemu_getauxval(unsigned long type)
     return 0;
 }
 
+#elif defined(__FreeBSD__)
+#include <sys/auxv.h>
+
+unsigned long qemu_getauxval(unsigned long type)
+{
+    unsigned long aux = 0;
+    elf_aux_info(type, &aux, sizeof(aux));
+    return aux;
+}
+
 #else
 
 unsigned long qemu_getauxval(unsigned long type)
-- 
2.26.2