58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
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/*
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* Copyright (C) NEC Electronics Corporation 2004-2006
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/string.h>
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#include <asm/emma/emma2rh.h>
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const unsigned long clear = 0x20202020;
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#define LED_BASE 0xb1400038
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void markeins_led_clear(void)
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{
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emma2rh_out32(LED_BASE, clear);
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emma2rh_out32(LED_BASE + 4, clear);
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}
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void markeins_led(const char *str)
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{
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int i;
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int len = strlen(str);
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markeins_led_clear();
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if (len > 8)
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len = 8;
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if (emma2rh_in32(0xb0000800) & (0x1 << 18))
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for (i = 0; i < len; i++)
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emma2rh_out8(LED_BASE + i, str[i]);
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else
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for (i = 0; i < len; i++)
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emma2rh_out8(LED_BASE + (i & 4) + (3 - (i & 3)),
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str[i]);
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}
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void markeins_led_hex(u32 val)
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{
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char str[10];
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sprintf(str, "%08x", val);
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markeins_led(str);
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}
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