From: Antonios Motakis <antonios.mota...@huawei.com>
Add the percpu.h header file for the AArch64 implementation. This is
the bare bones version of the header needed to compile a stub
hypervisor binary on AArch64. A lot of these fields could probably
be moved to an arch independent header.
Signed-off-by: Antonios Motakis <antonios.mota...@huawei.com>
[Jan: adjust includes, remove obsolete CHECK_ASSUMPTION]
Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>
---
hypervisor/arch/arm64/include/asm/percpu.h | 55 ++++++++++++++++++++++++++++++
1 file changed, 55 insertions(+)
create mode 100644 hypervisor/arch/arm64/include/asm/percpu.h
diff --git a/hypervisor/arch/arm64/include/asm/percpu.h
b/hypervisor/arch/arm64/include/asm/percpu.h
new file mode 100644
index 0000000..62e3e16
--- /dev/null
+++ b/hypervisor/arch/arm64/include/asm/percpu.h
@@ -0,0 +1,55 @@
+/*
+ * Jailhouse AArch64 support
+ *
+ * Copyright (C) 2015 Huawei Technologies Duesseldorf GmbH
+ *
+ * Authors:
+ * Antonios Motakis <antonios.mota...@huawei.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ */
+
+#ifndef _JAILHOUSE_ASM_PERCPU_H
+#define _JAILHOUSE_ASM_PERCPU_H
+
+#include <jailhouse/types.h>
+
+#ifndef __ASSEMBLY__
+
+#include <jailhouse/cell.h>
+
+struct per_cpu {
+ /* common fields */
+ unsigned int cpu_id;
+ struct cell *cell;
+ u32 stats[JAILHOUSE_NUM_CPU_STATS];
+ int shutdown_state;
+ bool failed;
+
+ bool flush_vcpu_caches;
+} __attribute__((aligned(PAGE_SIZE)));
+
+static inline struct per_cpu *this_cpu_data(void)
+{
+ while (1);
+ return NULL;
+}
+
+#define DEFINE_PER_CPU_ACCESSOR(field) \
+static inline typeof(((struct per_cpu *)0)->field) this_##field(void) \
+{ \
+ return this_cpu_data()->field; \
+}
+
+DEFINE_PER_CPU_ACCESSOR(cpu_id)
+DEFINE_PER_CPU_ACCESSOR(cell)
+
+static inline struct per_cpu *per_cpu(unsigned int cpu)
+{
+ while (1);
+ return NULL;
+}
+#endif /* !__ASSEMBLY__ */
+
+#endif /* !_JAILHOUSE_ASM_PERCPU_H */
--
2.1.4
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