1 /* 2 * Copyright (C) 2004 by Basler Vision Technologies AG 3 * Author: Thomas Koeller <thomas.koeller@baslerweb.com> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 */ 19 20 #if !defined(_ASM_RM9K_OCD_H) 21 #define _ASM_RM9K_OCD_H 22 23 #include <linux/types.h> 24 #include <linux/spinlock.h> 25 #include <asm/io.h> 26 27 extern volatile void __iomem * const ocd_base; 28 extern volatile void __iomem * const titan_base; 29 30 #define ocd_addr(__x__) (ocd_base + (__x__)) 31 #define titan_addr(__x__) (titan_base + (__x__)) 32 #define scram_addr(__x__) (scram_base + (__x__)) 33 34 /* OCD register access */ 35 #define ocd_readl(__offs__) __raw_readl(ocd_addr(__offs__)) 36 #define ocd_readw(__offs__) __raw_readw(ocd_addr(__offs__)) 37 #define ocd_readb(__offs__) __raw_readb(ocd_addr(__offs__)) 38 #define ocd_writel(__val__, __offs__) \ 39 __raw_writel((__val__), ocd_addr(__offs__)) 40 #define ocd_writew(__val__, __offs__) \ 41 __raw_writew((__val__), ocd_addr(__offs__)) 42 #define ocd_writeb(__val__, __offs__) \ 43 __raw_writeb((__val__), ocd_addr(__offs__)) 44 45 /* TITAN register access - 32 bit-wide only */ 46 #define titan_readl(__offs__) __raw_readl(titan_addr(__offs__)) 47 #define titan_writel(__val__, __offs__) \ 48 __raw_writel((__val__), titan_addr(__offs__)) 49 50 /* Protect access to shared TITAN registers */ 51 extern spinlock_t titan_lock; 52 extern int titan_irqflags; 53 #define lock_titan_regs() spin_lock_irqsave(&titan_lock, titan_irqflags) 54 #define unlock_titan_regs() spin_unlock_irqrestore(&titan_lock, titan_irqflags) 55 56 #endif /* !defined(_ASM_RM9K_OCD_H) */ 57