efimd.c revision 199767f8919635c4928607450d9e0abb932109ce
/*-
* Copyright (c) 2004, 2006 Marcel Moolenaar
* 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
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
__FBSDID("$FreeBSD$");
#include <stand.h>
#include <efi.h>
#include <efilib.h>
#include <libi386.h>
#include <machine/bootinfo.h>
#define EFI_INTEL_FPSWA \
{0xc41b6531,0x97b9,0x11d3,{0x9a,0x29,0x00,0x90,0x27,0x3f,0xc1,0x4d}}
/* DIG64 Headless Console & Debug Port Table. */
#define HCDP_TABLE_GUID \
{0xf951938d,0x620b,0x42ef,{0x82,0x79,0xa8,0x4b,0x79,0x61,0x78,0x98}}
{
return (0);
}
int
{
sz = sizeof(EFI_HANDLE);
if (status == 0)
/*
* Allocate enough pages to hold the bootinfo block and the memory
* map EFI will return to us. The memory map has an unknown size,
* so we have to determine that first. Note that the AllocatePages
* call can itself modify the memory map, so we have to take that
* into account as well. The changes to the memory map are caused
* by splitting a range of free memory into two (AFAICT), so that
* one is marked as being loader data.
*/
sz = 0;
&addr);
(long)status);
return (ENOMEM);
}
/*
* Read the memory map and stash it after bootinfo. Align the
* memory map on a 16-byte boundary (the bootinfo block is page
* aligned).
*/
(long)status);
return (EINVAL);
}
return (0);
}
int
{
(long)status);
return (EINVAL);
}
return (0);
}