]>
Commit | Line | Data |
---|---|---|
4a9cbbe8 WD |
1 | /* |
2 | * (C) Copyright 2001 | |
3 | * Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc. | |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
24 | /* | |
25 | * cpu_init.c - low level cpu init | |
26 | * | |
27 | * there's really nothing going on here yet. future work area? | |
28 | */ | |
29 | ||
30 | #include <common.h> | |
31 | #include <74xx_7xx.h> | |
32 | ||
33 | /* | |
34 | * Breath some life into the CPU... | |
35 | * | |
36 | * there's basically nothing to do here since the memory controller | |
37 | * isn't on the CPU in this case. | |
38 | */ | |
39 | void | |
40 | cpu_init_f (void) | |
41 | { | |
3a473b2a WD |
42 | switch (get_cpu_type()) { |
43 | case CPU_7450: | |
44 | case CPU_7455: | |
45 | case CPU_7457: | |
4c52783b | 46 | case CPU_7447A: |
47 | case CPU_7448: | |
4a9cbbe8 WD |
48 | /* enable the timebase bit in HID0 */ |
49 | set_hid0(get_hid0() | 0x4000000); | |
3a473b2a WD |
50 | break; |
51 | default: | |
52 | /* do nothing */ | |
53 | break; | |
4a9cbbe8 WD |
54 | } |
55 | } | |
56 | ||
57 | /* | |
58 | * initialize higher level parts of CPU like timers | |
59 | */ | |
60 | int cpu_init_r (void) | |
61 | { | |
62 | return (0); | |
63 | } |