Author: Ingo Molnar <[EMAIL PROTECTED]>
Author: Dor Laor <[EMAIL PROTECTED]>
Signed-off-by: Gregory Haskins <[EMAIL PROTECTED]>
---
include/asm-i386/hypercall.h | 138 ++++++++++++++++++++++++++++++++++++++++
include/asm-x86_64/hypercall.h | 100 +++++++++++++++++++++++++++++
2 files changed, 238 insertions(+), 0 deletions(-)
diff --git a/include/asm-i386/hypercall.h b/include/asm-i386/hypercall.h
new file mode 100644
index 0000000..8eeb23a
--- /dev/null
+++ b/include/asm-i386/hypercall.h
@@ -0,0 +1,138 @@
+#ifndef __ASM_HYPERCALL_H
+#define __ASM_HYPERCALL_H
+
+#define CONFIG_PARAVIRT 1
+#ifdef CONFIG_PARAVIRT
+
+/*
+ * Hypercalls, according to the calling convention
+ * documented in include/linux/kvm_para.h
+ *
+ * Copyright (C) 2007, Red Hat, Inc., Ingo Molnar <[EMAIL PROTECTED]>
+ * Copyright (C) 2007, Qumranet, Inc., Dor Laor <[EMAIL PROTECTED]>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ */
+
+static inline int __hypercall0(unsigned int nr)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int __hypercall1(unsigned int nr, unsigned long p1)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "b" (p1)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int
+__hypercall2(unsigned int nr, unsigned long p1, unsigned long p2)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "b" (p1),
+ "c" (p2)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int
+__hypercall3(unsigned int nr, unsigned long p1, unsigned long p2,
+ unsigned long p3)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "b" (p1),
+ "c" (p2),
+ "d" (p3)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int
+__hypercall4(unsigned int nr, unsigned long p1, unsigned long p2,
+ unsigned long p3, unsigned long p4)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "b" (p1),
+ "c" (p2),
+ "d" (p3),
+ "S" (p4)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int
+__hypercall5(unsigned int nr, unsigned long p1, unsigned long p2,
+ unsigned long p3, unsigned long p4, unsigned long p5)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "b" (p1),
+ "c" (p2),
+ "d" (p3),
+ "S" (p4),
+ "D" (p5)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int
+__hypercall6(unsigned int nr, unsigned long p1, unsigned long p2,
+ unsigned long p3, unsigned long p4, unsigned long p5,
+ unsigned long p6)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "b" (p1),
+ "c" (p2),
+ "d" (p3),
+ "S" (p4),
+ "D" (p5),
+ "bp" (p6)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+
+#define hypercall(nr_params, args...) \
+({ \
+ int __ret; \
+ \
+ __ret = __hypercall##nr_params(args); \
+ \
+ __ret; \
+})
+
+#endif /* CONFIG_PARAVIRT */
+
+#endif /* __ASM_HYPERCALL_H */
diff --git a/include/asm-x86_64/hypercall.h b/include/asm-x86_64/hypercall.h
new file mode 100644
index 0000000..5cf15b3
--- /dev/null
+++ b/include/asm-x86_64/hypercall.h
@@ -0,0 +1,100 @@
+#ifndef __ASM_HYPERCALL_H
+#define __ASM_HYPERCALL_H
+
+#define CONFIG_PARAVIRT 1
+#ifdef CONFIG_PARAVIRT
+
+/*
+ * Hypercalls, according to the calling convention
+ * documented in include/linux/kvm_para.h
+ *
+ * Copyright (C) 2007, Red Hat, Inc., Ingo Molnar <[EMAIL PROTECTED]>
+ * Copyright (C) 2007, Qumranet, Inc., Dor Laor <[EMAIL PROTECTED]>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ */
+
+static inline int __hypercall0(unsigned int nr)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int __hypercall1(unsigned int nr, unsigned long p1)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "D" (p1)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int
+__hypercall2(unsigned int nr, unsigned long p1, unsigned long p2)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "D" (p1),
+ "S" (p2)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int
+__hypercall3(unsigned int nr, unsigned long p1, unsigned long p2,
+ unsigned long p3)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "D" (p1),
+ "S" (p2),
+ "d" (p3)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+static inline int
+__hypercall4(unsigned int nr, unsigned long p1, unsigned long p2,
+ unsigned long p3, unsigned long p4)
+{
+ int ret;
+ asm (" call hypercall_addr\n"
+ : "=a" (ret)
+ : "a" (nr),
+ "D" (p1),
+ "S" (p2),
+ "d" (p3),
+ "c" (p4)
+ : "memory", "cc"
+ );
+ return ret;
+}
+
+
+#define hypercall(nr_params, args...) \
+({ \
+ int __ret; \
+ \
+ __ret = __hypercall##nr_params(args); \
+ \
+ __ret; \
+})
+
+#endif /* CONFIG_PARAVIRT */
+
+#endif /* __ASM_HYPERCALL_H */
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