Linux Kernel  3.7.1
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init.c
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1 /*
2  *
3  * Copyright 2005 Embedded Alley Solutions, Inc
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License as published by the
8  * Free Software Foundation; either version 2 of the License, or (at your
9  * option) any later version.
10  *
11  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
12  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
14  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
15  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
16  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
17  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
18  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
19  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
20  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
21  *
22  * You should have received a copy of the GNU General Public License along
23  * with this program; if not, write to the Free Software Foundation, Inc.,
24  * 675 Mass Ave, Cambridge, MA 02139, USA.
25  */
26 
27 #include <linux/init.h>
28 #include <linux/mm.h>
29 #include <linux/sched.h>
30 #include <linux/bootmem.h>
31 #include <asm/addrspace.h>
32 #include <asm/bootinfo.h>
33 #include <linux/string.h>
34 #include <linux/kernel.h>
35 
37 char **prom_argv, **prom_envp;
38 extern void __init prom_init_cmdline(void);
39 extern char *prom_getenv(char *envname);
40 
41 const char *get_system_type(void)
42 {
43  return "NXP PNX8550/JBS";
44 }
45 
46 void __init prom_init(void)
47 {
48  unsigned long memsize;
49 
50  //memsize = 0x02800000; /* Trimedia uses memory above */
51  memsize = 0x08000000; /* Trimedia uses memory above */
52  add_memory_region(0, memsize, BOOT_MEM_RAM);
53 }