Linux Kernel  3.7.1
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init.c
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1 /*
2  * init.c, Common initialization routines for NEC VR4100 series.
3  *
4  * Copyright (C) 2003-2009 Yoichi Yuasa <[email protected]>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  */
20 #include <linux/init.h>
21 #include <linux/ioport.h>
22 #include <linux/irq.h>
23 #include <linux/string.h>
24 
25 #include <asm/bootinfo.h>
26 #include <asm/time.h>
27 #include <asm/vr41xx/irq.h>
28 #include <asm/vr41xx/vr41xx.h>
29 
30 #define IO_MEM_RESOURCE_START 0UL
31 #define IO_MEM_RESOURCE_END 0x1fffffffUL
32 
33 static void __init iomem_resource_init(void)
34 {
37 }
38 
40 {
41  unsigned long tclock;
42 
44 
45  tclock = vr41xx_get_tclock_frequency();
46  if (current_cpu_data.processor_id == PRID_VR4131_REV2_0 ||
47  current_cpu_data.processor_id == PRID_VR4131_REV2_1)
48  mips_hpt_frequency = tclock / 2;
49  else
50  mips_hpt_frequency = tclock / 4;
51 }
52 
54 {
55  iomem_resource_init();
56 
58 }
59 
60 void __init prom_init(void)
61 {
62  int argc, i;
63  char **argv;
64 
65  argc = fw_arg0;
66  argv = (char **)fw_arg1;
67 
68  for (i = 1; i < argc; i++) {
70  if (i < (argc - 1))
72  }
73 }
74 
76 {
77 }