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authorTobias Weingartner <weingart@cvs.openbsd.org>1997-10-14 01:04:26 +0000
committerTobias Weingartner <weingart@cvs.openbsd.org>1997-10-14 01:04:26 +0000
commit7a9e3739a66bd0fadfdc611c72e879fcc6f9ef01 (patch)
tree1a7a1f773f6474e1d1926cdb25c2e1c034279a1b /sys/arch/i386/include
parent86da1a87f10fc8abf5c927a5180c26db793cf0ec (diff)
Support for bios memory maps.
Diffstat (limited to 'sys/arch/i386/include')
-rw-r--r--sys/arch/i386/include/biosvar.h17
1 files changed, 16 insertions, 1 deletions
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>