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authorOleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>2020-08-06 12:42:54 +0300
committerTom Rini <trini@konsulko.com>2020-08-14 15:18:30 -0400
commitc850674ff74b1625c17a77a454acec0e9cc6ec36 (patch)
tree20c947ce82954b9d7f1e619e21e193c6e19a9ff1 /include/xen
parent60e49ff1f8a0b8d48b0d12bad94d0dfb8fdbeec8 (diff)
downloadu-boot-c850674ff74b1625c17a77a454acec0e9cc6ec36.tar.gz
xen: Port Xen grant table driver from mini-os
Make required updates to run on u-boot. Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com> Signed-off-by: Anastasiia Lukianenko <anastasiia_lukianenko@epam.com>
Diffstat (limited to 'include/xen')
-rw-r--r--include/xen/gnttab.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/xen/gnttab.h b/include/xen/gnttab.h
new file mode 100644
index 0000000000..db1d5361fe
--- /dev/null
+++ b/include/xen/gnttab.h
@@ -0,0 +1,24 @@
+/*
+ * SPDX-License-Identifier: GPL-2.0
+ *
+ * (C) 2006, Steven Smith <sos22@cam.ac.uk>
+ * (C) 2006, Grzegorz Milos <gm281@cam.ac.uk>
+ * (C) 2020, EPAM Systems Inc.
+ */
+#ifndef __GNTTAB_H__
+#define __GNTTAB_H__
+
+#include <xen/interface/grant_table.h>
+
+void init_gnttab(void);
+void fini_gnttab(void);
+
+grant_ref_t gnttab_alloc_and_grant(void **map);
+grant_ref_t gnttab_grant_access(domid_t domid, unsigned long frame,
+ int readonly);
+int gnttab_end_access(grant_ref_t ref);
+const char *gnttabop_error(int16_t status);
+
+void get_gnttab_base(phys_addr_t *gnttab_base, phys_size_t *gnttab_sz);
+
+#endif /* !__GNTTAB_H__ */