A driver for the System Management Application Program

Interface (SMAPI) BIOS, which is present on some IBM
Thinkpad models (560, 600, 770 to name a few.)

The SMAPI BIOS provides access to System Information,
System Configuration, and Power Management.

1 files changed, 91 insertions, 0 deletions

diff --git a/sys/i386/include/smapi.h b/sys/i386/include/smapi.h
new file mode 100644
index 0000000..6123526
--- /dev/null
+++ b/sys/i386/include/smapi.h
@@ -0,0 +1,91 @@
+/*-
+ * Copyright (c) 2003 Matthew N. Dodd <winter@freebsd.org>
+ * 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 AUTHOR 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 AUTHOR 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.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _MACHINE_SMAPI_H_
+#define	_MACHINE_SMAPI_H_
+
+#ifndef _KERNEL
+#include <sys/types.h>
+#endif
+#include <sys/ioccom.h>
+
+struct smapi_bios_header {
+	u_int8_t	signature[4];	/* '$SMB' */
+	u_int8_t	version_major;
+	u_int8_t	version_minor;
+	u_int8_t	length;
+	u_int8_t	checksum;
+	u_int16_t	information;
+#define	SMAPI_REAL_VM86		0x0001
+#define	SMAPI_PROT_16BIT	0x0002
+#define	SMAPI_PROT_32BIT	0x0004
+	u_int16_t	reserved1;
+
+	u_int16_t	real16_offset;
+	u_int16_t	real16_segment;
+
+	u_int16_t	reserved2;
+
+	u_int16_t	prot16_offset;
+	u_int32_t	prot16_segment;
+
+	u_int32_t	prot32_offset;
+	u_int32_t	prot32_segment;
+	
+};
+
+struct smapi_bios_parameter {
+	union {
+		struct {
+			u_int8_t func;
+			u_int8_t sub_func;
+		} in;
+		struct {
+			u_int8_t rc;
+			u_int8_t sub_rc;
+		} out;
+	} type;
+
+	u_int16_t	param1;
+	u_int16_t	param2;
+	u_int16_t	param3;
+
+	u_int32_t	param4;
+	u_int32_t	param5;
+
+};
+
+#define	cmd_func	type.in.func
+#define	cmd_sub_func	type.in.sub_func
+#define	rsp_rc		type.out.rc
+#define	rsp_sub_rc	type.out.sub_rc
+
+#define	SMAPIOGHEADER		_IOR('$', 0, struct smapi_bios_header)
+#define SMAPIOCGFUNCTION	_IOWR('$', 1, struct smapi_bios_parameter)
+
+#endif	/* _MACHINE_SMAPI_H_ */