45 строки
828 B
C
45 строки
828 B
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (C) NEC Electronics Corporation 2004-2006
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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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