From a830bef66e689f6f1defa9988f257a7ec2bb034d Mon Sep 17 00:00:00 2001
From: Joan Lledó <joanlluislledo@gmail.com>
Date: Tue, 16 Jan 2018 12:54:28 +0100
Subject: PCI Arbiter

---
 pci-arbiter/pci_access.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 pci-arbiter/pci_access.c

(limited to 'pci-arbiter/pci_access.c')

diff --git a/pci-arbiter/pci_access.c b/pci-arbiter/pci_access.c
new file mode 100644
index 00000000..4d7fc68f
--- /dev/null
+++ b/pci-arbiter/pci_access.c
@@ -0,0 +1,51 @@
+/*
+ * (C) Copyright IBM Corporation 2006
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
+ * IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * PCI access general header.
+ *
+ * Following code is borrowed from libpciaccess:
+ * https://cgit.freedesktop.org/xorg/lib/libpciaccess/
+ */
+
+#include "pci_access.h"
+
+#include <errno.h>
+
+#include "x86_pci.h"
+
+/* Configure PCI parameters */
+int
+pci_system_init (void)
+{
+  int err = ENOSYS;
+
+#ifdef __GNU__
+  err = pci_system_x86_create ();
+#else
+#error "Unsupported OS"
+#endif
+
+  return err;
+}
-- 
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