Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
47 lines
910 B
C
47 lines
910 B
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/memblock.h>
|
|
#include <linux/initrd.h>
|
|
#include <asm/types.h>
|
|
#include <init.h>
|
|
#include <os.h>
|
|
|
|
#include "um_arch.h"
|
|
|
|
/* Changed by uml_initrd_setup, which is a setup */
|
|
static char *initrd __initdata = NULL;
|
|
|
|
int __init read_initrd(void)
|
|
{
|
|
unsigned long long size;
|
|
void *area;
|
|
|
|
if (!initrd)
|
|
return 0;
|
|
|
|
area = uml_load_file(initrd, &size);
|
|
if (!area)
|
|
return 0;
|
|
|
|
initrd_start = (unsigned long) area;
|
|
initrd_end = initrd_start + size;
|
|
return 0;
|
|
}
|
|
|
|
static int __init uml_initrd_setup(char *line, int *add)
|
|
{
|
|
*add = 0;
|
|
initrd = line;
|
|
return 0;
|
|
}
|
|
|
|
__uml_setup("initrd=", uml_initrd_setup,
|
|
"initrd=<initrd image>\n"
|
|
" This is used to boot UML from an initrd image. The argument is the\n"
|
|
" name of the file containing the image.\n\n"
|
|
);
|