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Add definitions (#defined out) to pass the result of the v3.x bios 

extended disk information request to the kernel.
Binary compatible with the existing code, disabled because I don't
have a system with a bios that supports the request.
This commit is contained in:
dsl 2003-04-16 19:16:42 +00:00
parent 1c31ec44a3
commit ab1f41a716
1 changed files with 28 additions and 8 deletions
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36
sys/arch/x86/include/bootinfo.h
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@ -1,4 +1,4 @@
/* $NetBSD: bootinfo.h,v 1.1 2003/02/26 21:26:10 fvdl Exp $ */
/* $NetBSD: bootinfo.h,v 1.2 2003/04/16 19:16:42 dsl Exp $ */
/*
* Copyright (c) 1997
@ -112,13 +112,33 @@ struct btinfo_memmap {
* Structure describing disk info as seen by the BIOS.
*/
struct bi_biosgeom_entry {
int sec, head, cyl; /* geometry */
u_int64_t totsec; /* LBA sectors from ext int13 */
int flags, dev; /* flags, BIOS device # */
#define BI_GEOM_INVALID 0x01
#define BI_GEOM_EXTINT13 0x02
unsigned int cksum; /* MBR checksum */
int res0, res1, res2, res3; /* future expansion; 0 now */
int sec, head, cyl; /* geometry */
u_int64_t totsec; /* LBA sectors from ext int13 */
int flags, dev; /* flags, BIOS device # */
#define BI_GEOM_INVALID 0x000001
#define BI_GEOM_EXTINT13 0x000002
#ifdef BIOSDISK_EXT13INFO_V3
#define BI_GEOM_BADCKSUM 0x000004 /* v3.x checksum invalid */
#define BI_GEOM_BUS_MASK 0x00ff00 /* connecting bus type */
#define BI_GEOM_BUS_ISA 0x000100
#define BI_GEOM_BUS_PCI 0x000200
#define BI_GEOM_BUS_OTHER 0x00ff00
#define BI_GEOM_IFACE_MASK 0xff0000 /* interface type */
#define BI_GEOM_IFACE_ATA 0x010000
#define BI_GEOM_IFACE_ATAPI 0x020000
#define BI_GEOM_IFACE_SCSI 0x030000
#define BI_GEOM_IFACE_USB 0x040000
#define BI_GEOM_IFACE_1394 0x050000 /* Firewire */
#define BI_GEOM_IFACE_FIBRE 0x060000 /* Fibre channel */
#define BI_GEOM_IFACE_OTHER 0xff0000
unsigned int cksum; /* MBR checksum */
u_int interface_path; /* ISA iobase PCI bus/dev/fun */
u_int64_t device_path;
int res0; /* future expansion; 0 now */
#else
unsigned int cksum; /* MBR checksum */
int res0, res1, res2, res3; /* future expansion; 0 now */
#endif
struct mbr_partition dosparts[NMBRPART]; /* MBR itself */
} __attribute__((packed));