Module Name: src
Committed By: riastradh
Date: Tue Oct 25 23:39:01 UTC 2022
Added Files:
src/sys/external/bsd/common/include/asm: vmware.h
Removed Files:
src/sys/external/bsd/drm2/include/asm: vmware.h
Log Message:
linux asm/vmware.h: Fill this in with hypercall asm.
Not sure if it's necessary to support vmcall or vmmcall -- if so,
need to deal with binary patching inline asm, ugh.
To generate a diff of this commit:
cvs rdiff -u -r0 -r1.1 src/sys/external/bsd/common/include/asm/vmware.h
cvs rdiff -u -r1.1 -r0 src/sys/external/bsd/drm2/include/asm/vmware.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Added files:
Index: src/sys/external/bsd/common/include/asm/vmware.h
diff -u /dev/null src/sys/external/bsd/common/include/asm/vmware.h:1.1
--- /dev/null Tue Oct 25 23:39:01 2022
+++ src/sys/external/bsd/common/include/asm/vmware.h Tue Oct 25 23:39:01 2022
@@ -0,0 +1,57 @@
+/* $NetBSD: vmware.h,v 1.1 2022/10/25 23:39:01 riastradh Exp $ */
+
+/*-
+ * Copyright (c) 2022 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _ASM_VMWARE_H_
+#define _ASM_VMWARE_H_
+
+#include <sys/cdefs.h>
+
+#if defined __i386__ || defined __x86_64__
+
+#define VMWARE_HYPERVISOR_PORT 0x5658
+#define VMWARE_HYPERVISOR_PORT_HB 0x5659
+
+#define VMWARE_HYPERVISOR_HB __BIT(0)
+#define VMWARE_HYPERVISOR_OUT __BIT(1)
+
+/* XXX support vmcall/vmmcall */
+#define VMWARE_HYPERCALL \
+ "movw $"__STRING(VMWARE_HYPERVISOR_PORT)",%%dx;" \
+ "inl (%%dx),%%eax;"
+
+#define VMWARE_HYPERCALL_HB_OUT \
+ "movw $"__STRING(VMWARE_HYPERVISOR_PORT_HB)",%%dx;" \
+ "rep outsb;"
+
+#define VMWARE_HYPERCALL_HB_IN \
+ "movw $"__STRING(VMWARE_HYPERVISOR_PORT_HB)",%%dx;" \
+ "rep insb;"
+
+#endif
+
+#endif /* _ASM_BARRIER_H_ */
