linux/include/asm-frv/busctl-regs.h
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   1/* busctl-regs.h: FR400-series CPU bus controller registers
   2 *
   3 * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
   4 * Written by David Howells (dhowells@redhat.com)
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public License
   8 * as published by the Free Software Foundation; either version
   9 * 2 of the License, or (at your option) any later version.
  10 */
  11
  12#ifndef _ASM_BUSCTL_REGS_H
  13#define _ASM_BUSCTL_REGS_H
  14
  15/* bus controller registers */
  16#define __get_LGCR()    ({ *(volatile unsigned long *)(0xfe000010); })
  17#define __get_LMAICR()  ({ *(volatile unsigned long *)(0xfe000030); })
  18#define __get_LEMBR()   ({ *(volatile unsigned long *)(0xfe000040); })
  19#define __get_LEMAM()   ({ *(volatile unsigned long *)(0xfe000048); })
  20#define __get_LCR(R)    ({ *(volatile unsigned long *)(0xfe000100 + 8*(R)); })
  21#define __get_LSBR(R)   ({ *(volatile unsigned long *)(0xfe000c00 + 8*(R)); })
  22#define __get_LSAM(R)   ({ *(volatile unsigned long *)(0xfe000d00 + 8*(R)); })
  23
  24#define __set_LGCR(V)   do { *(volatile unsigned long *)(0xfe000010) = (V); } while(0)
  25#define __set_LMAICR(V) do { *(volatile unsigned long *)(0xfe000030) = (V); } while(0)
  26#define __set_LEMBR(V)  do { *(volatile unsigned long *)(0xfe000040) = (V); } while(0)
  27#define __set_LEMAM(V)  do { *(volatile unsigned long *)(0xfe000048) = (V); } while(0)
  28#define __set_LCR(R,V)  do { *(volatile unsigned long *)(0xfe000100 + 8*(R)) = (V); } while(0)
  29#define __set_LSBR(R,V) do { *(volatile unsigned long *)(0xfe000c00 + 8*(R)) = (V); } while(0)
  30#define __set_LSAM(R,V) do { *(volatile unsigned long *)(0xfe000d00 + 8*(R)) = (V); } while(0)
  31
  32/* FR401 SDRAM controller registers */
  33#define __get_DBR(R)    ({ *(volatile unsigned long *)(0xfe000e00 + 8*(R)); })
  34#define __get_DAM(R)    ({ *(volatile unsigned long *)(0xfe000f00 + 8*(R)); })
  35
  36/* FR551 SDRAM controller registers */
  37#define __get_DARS(R)   ({ *(volatile unsigned long *)(0xfeff0100 + 8*(R)); })
  38#define __get_DAMK(R)   ({ *(volatile unsigned long *)(0xfeff0110 + 8*(R)); })
  39
  40
  41#endif /* _ASM_BUSCTL_REGS_H */
  42
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