xref: /linux/arch/powerpc/boot/treeboot-bamboo.c (revision 658e81701970a82d33f46241f20be416ebd5e930)
12ba4573cSJosh Boyer /*
22ba4573cSJosh Boyer  * Copyright IBM Corporation, 2007
32ba4573cSJosh Boyer  * Josh Boyer <jwboyer@linux.vnet.ibm.com>
42ba4573cSJosh Boyer  *
52ba4573cSJosh Boyer  * Based on ebony wrapper:
62ba4573cSJosh Boyer  * Copyright 2007 David Gibson, IBM Corporation.
72ba4573cSJosh Boyer  *
82ba4573cSJosh Boyer  * This program is free software; you can redistribute it and/or
92ba4573cSJosh Boyer  * modify it under the terms of the GNU General Public License
102ba4573cSJosh Boyer  * as published by the Free Software Foundation; version 2 of the License
112ba4573cSJosh Boyer  */
122ba4573cSJosh Boyer #include "ops.h"
132ba4573cSJosh Boyer #include "stdio.h"
142ba4573cSJosh Boyer #include "44x.h"
15*658e8170SJosh Boyer #include "stdlib.h"
162ba4573cSJosh Boyer 
172ba4573cSJosh Boyer BSS_STACK(4096);
182ba4573cSJosh Boyer 
19*658e8170SJosh Boyer #define PIBS_MAC0 0xfffc0400
20*658e8170SJosh Boyer #define PIBS_MAC1 0xfffc0500
21*658e8170SJosh Boyer char pibs_mac0[6];
22*658e8170SJosh Boyer char pibs_mac1[6];
23*658e8170SJosh Boyer 
24*658e8170SJosh Boyer static void read_pibs_mac(void)
25*658e8170SJosh Boyer {
26*658e8170SJosh Boyer 	unsigned long long mac64;
27*658e8170SJosh Boyer 
28*658e8170SJosh Boyer 	mac64 = strtoull((char *)PIBS_MAC0, 0, 16);
29*658e8170SJosh Boyer 	memcpy(&pibs_mac0, (char *)&mac64+2, 6);
30*658e8170SJosh Boyer 
31*658e8170SJosh Boyer 	mac64 = strtoull((char *)PIBS_MAC1, 0, 16);
32*658e8170SJosh Boyer 	memcpy(&pibs_mac1, (char *)&mac64+2, 6);
33*658e8170SJosh Boyer }
34*658e8170SJosh Boyer 
352ba4573cSJosh Boyer void platform_init(void)
362ba4573cSJosh Boyer {
372ba4573cSJosh Boyer 	unsigned long end_of_ram = 0x8000000;
382ba4573cSJosh Boyer 	unsigned long avail_ram = end_of_ram - (unsigned long)_end;
392ba4573cSJosh Boyer 
402ba4573cSJosh Boyer 	simple_alloc_init(_end, avail_ram, 32, 64);
41*658e8170SJosh Boyer 	read_pibs_mac();
42*658e8170SJosh Boyer 	bamboo_init((u8 *)&pibs_mac0, (u8 *)&pibs_mac1);
432ba4573cSJosh Boyer }
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