include/asm-mips/dec/tc.h

   1 /*
   2  * Interface to the TURBOchannel related routines
   3  *
   4  * This file is subject to the terms and conditions of the GNU General Public
   5  * License.  See the file "COPYING" in the main directory of this archive
   6  * for more details.
   7  *
   8  * Copyright (c) 1998 Harald Koerfgen
   9  */
  10 #ifndef ASM_TC_H
  11 #define ASM_TC_H
  12
  13 extern unsigned long system_base;
  14
  15 /*
  16  * Search for a TURBOchannel Option Module
  17  * with a certain name. Returns slot number
  18  * of the first card not in use or -ENODEV
  19  * if none found.
  20  */
  21 extern int search_tc_card(const char *);
  22 /*
  23  * Marks the card in slot as used
  24  */
  25 extern void claim_tc_card(int);
  26 /*
  27  * Marks the card in slot as free
  28  */
  29 extern void release_tc_card(int);
  30 /*
  31  * Return base address of card in slot
  32  */
  33 extern unsigned long get_tc_base_addr(int);
  34 /*
  35  * Return interrupt number of slot
  36  */
  37 extern unsigned long get_tc_irq_nr(int);
  38 /*
  39  * Return TURBOchannel clock frequency in hz
  40  */
  41 extern unsigned long get_tc_speed(void);
  42
  43 #endif