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1 | /* |
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2 | * Copyright (C) NEC Electronics Corporation 2004-2006 |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License as published by |
6 | * the Free Software Foundation; either version 2 of the License, or |
7 | * (at your option) any later version. |
8 | * |
9 | * This program is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | * GNU General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; if not, write to the Free Software |
16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
17 | */ |
18 | #include <linux/kernel.h> |
19 | #include <linux/types.h> |
20 | #include <linux/string.h> |
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21 | #include <asm/emma/emma2rh.h> |
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22 | |
23 | const unsigned long clear = 0x20202020; |
24 | |
25 | #define LED_BASE 0xb1400038 |
26 | |
27 | void markeins_led_clear(void) |
28 | { |
29 | emma2rh_out32(LED_BASE, clear); |
30 | emma2rh_out32(LED_BASE + 4, clear); |
31 | } |
32 | |
33 | void markeins_led(const char *str) |
34 | { |
35 | int i; |
36 | int len = strlen(str); |
37 | |
38 | markeins_led_clear(); |
39 | if (len > 8) |
40 | len = 8; |
41 | |
42 | if (emma2rh_in32(0xb0000800) & (0x1 << 18)) |
43 | for (i = 0; i < len; i++) |
44 | emma2rh_out8(LED_BASE + i, str[i]); |
45 | else |
46 | for (i = 0; i < len; i++) |
47 | emma2rh_out8(LED_BASE + (i & 4) + (3 - (i & 3)), |
48 | str[i]); |
49 | } |
50 | |
51 | void markeins_led_hex(u32 val) |
52 | { |
53 | char str[10]; |
54 | |
55 | sprintf(str, "%08x", val); |
56 | markeins_led(str); |
57 | } |