board/mpl/common/isa.h

   1 /*
   2  * (C) Copyright 2001
   3  * Denis Peter, MPL AG Switzerland, d.peter@mpl.ch
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #ifndef _ISA_H_
  25 #define _ISA_H_
  26 /* Super IO */
  27 #define SIO_CFG_PORT    0x3F0   /* Config Port Address */
  28
  29 #if defined(CONFIG_PIP405)
  30 /* table fore SIO initialization */
  31 typedef struct {
  32         const uchar index;
  33         const uchar val;
  34 } SIO_LOGDEV_TABLE;
  35
  36 typedef struct {
  37         const uchar ldev;
  38         const SIO_LOGDEV_TABLE *ldev_table;
  39 } SIO_TABLE;
  40
  41
  42 unsigned char open_cfg_super_IO(int address);
  43 unsigned char read_cfg_super_IO(int address, unsigned char function, unsigned char regaddr);
  44 void write_cfg_super_IO(int address, unsigned char function, unsigned char regaddr, unsigned char data);
  45 void close_cfg_super_IO(int address);
  46 void isa_sio_setup(void);
  47 #endif
  48
  49 void isa_irq_install_handler(int vec, interrupt_handler_t *handler, void *arg);
  50 void isa_irq_free_handler(int vec);
  51 int handle_isa_int(void);
  52 void isa_init_irq_contr(void);
  53 void isa_show_irq(void);
  54 int isa_irq_get_count(int vec);
  55
  56
  57 #endif