xref: /rk3399_rockchip-uboot/arch/microblaze/lib/bootm.c (revision ea0364f1bbfed1e3ea711147420875cf338fe77a)
1*ea0364f1SPeter Tyser /*
2*ea0364f1SPeter Tyser  * (C) Copyright 2007 Michal Simek
3*ea0364f1SPeter Tyser  * (C) Copyright 2004 Atmark Techno, Inc.
4*ea0364f1SPeter Tyser  *
5*ea0364f1SPeter Tyser  * Michal  SIMEK <monstr@monstr.eu>
6*ea0364f1SPeter Tyser  * Yasushi SHOJI <yashi@atmark-techno.com>
7*ea0364f1SPeter Tyser  *
8*ea0364f1SPeter Tyser  * See file CREDITS for list of people who contributed to this
9*ea0364f1SPeter Tyser  * project.
10*ea0364f1SPeter Tyser  *
11*ea0364f1SPeter Tyser  * This program is free software; you can redistribute it and/or
12*ea0364f1SPeter Tyser  * modify it under the terms of the GNU General Public License as
13*ea0364f1SPeter Tyser  * published by the Free Software Foundation; either version 2 of
14*ea0364f1SPeter Tyser  * the License, or (at your option) any later version.
15*ea0364f1SPeter Tyser  *
16*ea0364f1SPeter Tyser  * This program is distributed in the hope that it will be useful,
17*ea0364f1SPeter Tyser  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18*ea0364f1SPeter Tyser  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
19*ea0364f1SPeter Tyser  * GNU General Public License for more details.
20*ea0364f1SPeter Tyser  *
21*ea0364f1SPeter Tyser  * You should have received a copy of the GNU General Public License
22*ea0364f1SPeter Tyser  * along with this program; if not, write to the Free Software
23*ea0364f1SPeter Tyser  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24*ea0364f1SPeter Tyser  * MA 02111-1307 USA
25*ea0364f1SPeter Tyser  */
26*ea0364f1SPeter Tyser 
27*ea0364f1SPeter Tyser #include <common.h>
28*ea0364f1SPeter Tyser #include <command.h>
29*ea0364f1SPeter Tyser #include <image.h>
30*ea0364f1SPeter Tyser #include <u-boot/zlib.h>
31*ea0364f1SPeter Tyser #include <asm/byteorder.h>
32*ea0364f1SPeter Tyser 
33*ea0364f1SPeter Tyser DECLARE_GLOBAL_DATA_PTR;
34*ea0364f1SPeter Tyser 
35*ea0364f1SPeter Tyser int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images)
36*ea0364f1SPeter Tyser {
37*ea0364f1SPeter Tyser 	/* First parameter is mapped to $r5 for kernel boot args */
38*ea0364f1SPeter Tyser 	void	(*theKernel) (char *);
39*ea0364f1SPeter Tyser 	char	*commandline = getenv ("bootargs");
40*ea0364f1SPeter Tyser 
41*ea0364f1SPeter Tyser 	if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
42*ea0364f1SPeter Tyser 		return 1;
43*ea0364f1SPeter Tyser 
44*ea0364f1SPeter Tyser 	theKernel = (void (*)(char *))images->ep;
45*ea0364f1SPeter Tyser 
46*ea0364f1SPeter Tyser 	show_boot_progress (15);
47*ea0364f1SPeter Tyser 
48*ea0364f1SPeter Tyser #ifdef DEBUG
49*ea0364f1SPeter Tyser 	printf ("## Transferring control to Linux (at address %08lx) ...\n",
50*ea0364f1SPeter Tyser 		(ulong) theKernel);
51*ea0364f1SPeter Tyser #endif
52*ea0364f1SPeter Tyser 
53*ea0364f1SPeter Tyser 	theKernel (commandline);
54*ea0364f1SPeter Tyser 	/* does not return */
55*ea0364f1SPeter Tyser 
56*ea0364f1SPeter Tyser 	return 1;
57*ea0364f1SPeter Tyser }
58