From 7a9e3739a66bd0fadfdc611c72e879fcc6f9ef01 Mon Sep 17 00:00:00 2001
From: Tobias Weingartner <weingart@cvs.openbsd.org>
Date: Tue, 14 Oct 1997 01:04:26 +0000
Subject: Support for bios memory maps.

---
 sys/arch/i386/include/biosvar.h | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

(limited to 'sys/arch')

diff --git a/sys/arch/i386/include/biosvar.h b/sys/arch/i386/include/biosvar.h
index 94a24b087d2..0eb4ee8a081 100644
--- a/sys/arch/i386/include/biosvar.h
+++ b/sys/arch/i386/include/biosvar.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: biosvar.h,v 1.15 1997/10/12 23:55:12 mickey Exp $	*/
+/*	$OpenBSD: biosvar.h,v 1.16 1997/10/14 01:04:25 weingart Exp $	*/
 
 /*
  * Copyright (c) 1997 Michael Shalayeff
@@ -54,6 +54,15 @@
 #define	BIOSM_F144K	0xf0	/* floppy ds/hd 18 spt 3.50" */
 #define	BIOSM_OTHER	0xf0	/* any other */
 
+/*
+ * BIOS memory maps
+ */
+#define	BIOS_MAP_END	0x00	/* End of array XXX - special */
+#define	BIOS_MAP_FREE	0x01	/* Usable memory */
+#define	BIOS_MAP_RES	0x02	/* Reseved memory */
+#define	BIOS_MAP_ACPI	0x03	/* ACPI Reclaim memory */
+#define	BIOS_MAP_NVS	0x04	/* ACPI NVS memory */
+
 /* 
  * CTL_BIOS definitions.
  */
@@ -115,6 +124,12 @@ struct EDD_CB {
 	u_int64_t edd_daddr; /* starting block */
 };
 
+struct BIOS_MAP {
+	u_int32_t addr;		/* Beginning of block */
+	u_int32_t size;		/* Size of block */
+	int type;		/* Type of block */
+};
+
 #ifdef _KERNEL
 #include <machine/bus.h>
 
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