xen: arm: introduce Cortex-A7 support

Introduce Cortex-A7 with a scalable proc_info_list which including cpu id
and cpu initialize function.
In head.S, search cpu specific MIDR in procinfo and call such initialize
function. Currently, support Cortex-A7 and Cortex-A15.

Signed-off-by: Bamvor Jian Zhang <bjzhang@suse.com>
Acked-by: Tim Deegan <tim@xen.org>
Acked-by: Ian Campbell <ian.campbell@citrix.com>

1 files changed, 30 insertions, 0 deletions

diff --git a/xen/include/asm-arm/procinfo.h b/xen/include/asm-arm/procinfo.h
new file mode 100644
index 0000000000..9d3feb7d0a
--- /dev/null
+++ b/xen/include/asm-arm/procinfo.h
@@ -0,0 +1,30 @@
+/*
+ * include/asm-arm/procinfo.h
+ *
+ * Bamvor Jian Zhang <bjzhang@suse.com>
+ * Copyright (c) 2013 SUSE
+ *
+ * base on linux/arch/arm/include/asm/procinfo.h
+ * Copyright (C) 1996-1999 Russell King
+ *
+ * This program 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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.
+ */
+
+#ifndef __ASM_ARM_PROCINFO_H
+#define __ASM_ARM_PROCINFO_H
+
+struct proc_info_list {
+	unsigned int		cpu_val;
+	unsigned int		cpu_mask;
+    void                (*cpu_init)(void);
+};
+
+#endif