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