3 files changed, 88 insertions, 0 deletions
diff --git a/include/grub/i386/xen/hypercall.h b/include/grub/i386/xen/hypercall.h
new file mode 100644
index 0000000..4e4c12a
--- /dev/null
+++ b/include/grub/i386/xen/hypercall.h
@@ -0,0 +1,88 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2013  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_XEN_CPU_HYPERCALL_HEADER
+#define GRUB_XEN_CPU_HYPERCALL_HEADER 1
+
+#include <grub/types.h>
+
+int
+EXPORT_FUNC (grub_xen_hypercall) (grub_uint32_t callno, grub_uint32_t a0,
+				  grub_uint32_t a1, grub_uint32_t a2,
+				  grub_uint32_t a3, grub_uint32_t a4,
+				  grub_uint32_t a5)
+#ifdef GRUB_MACHINE_XEN
+  __attribute__ ((regparm (3), cdecl))
+#endif
+  ;
+
+static inline int
+grub_xen_sched_op (int cmd, void *arg)
+{
+  return grub_xen_hypercall (__HYPERVISOR_sched_op, cmd, (grub_uint32_t) arg,
+			     0, 0, 0, 0);
+}
+
+static inline int
+grub_xen_mmu_update (const struct mmu_update *reqs,
+		     unsigned count, unsigned *done_out, unsigned foreigndom)
+{
+  return grub_xen_hypercall (__HYPERVISOR_mmu_update, (grub_uint32_t) reqs,
+			     (grub_uint32_t) count, (grub_uint32_t) done_out,
+			     (grub_uint32_t) foreigndom, 0, 0);
+}
+
+static inline int
+grub_xen_mmuext_op (mmuext_op_t * ops,
+		    unsigned int count,
+		    unsigned int *pdone, unsigned int foreigndom)
+{
+  return grub_xen_hypercall (__HYPERVISOR_mmuext_op, (grub_uint32_t) ops,
+			     count, (grub_uint32_t) pdone, foreigndom, 0, 0);
+}
+
+static inline int
+grub_xen_event_channel_op (int op, void *arg)
+{
+  return grub_xen_hypercall (__HYPERVISOR_event_channel_op, op,
+			     (grub_uint32_t) arg, 0, 0, 0, 0);
+}
+
+
+static inline int
+grub_xen_update_va_mapping (void *addr, uint64_t pte, uint32_t flags)
+{
+  return grub_xen_hypercall (__HYPERVISOR_update_va_mapping,
+			     (grub_uint32_t) addr, pte, pte >> 32, flags, 0,
+			     0);
+}
+
+static inline int
+grub_xen_grant_table_op (int a, void *b, int c)
+{
+  return grub_xen_hypercall (__HYPERVISOR_grant_table_op, a,
+			     (grub_uint32_t) b, c, 0, 0, 0);
+}
+
+static inline int
+grub_xen_vm_assist (int cmd, int type)
+{
+  return grub_xen_hypercall (__HYPERVISOR_vm_assist, cmd, type, 0, 0, 0, 0);
+}
+
+#endif
diff --git a/include/grub/i386/xen/kernel.h b/include/grub/i386/xen/kernel.h
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/include/grub/i386/xen/kernel.h
diff --git a/include/grub/i386/xen/memory.h b/include/grub/i386/xen/memory.h
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/include/grub/i386/xen/memory.h