sys/arch/arm/omap/omap_emifs.h

   1 /*      $NetBSD: $ */
   2
   3 /*
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain this list of conditions
   8  *    and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce this list of conditions
  10  *    and the following disclaimer in the documentation and/or other materials
  11  *    provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  14  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
  15  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ANY
  16  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  17  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  18  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  19  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  20  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  21  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  22  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  23  */
  24
  25 #ifndef _ARM_OMAP_OMAP_EMIFS_H_
  26 #define _ARM_OMAP_OMAP_EMIFS_H_
  27
  28 /* Extended Memory Interface Slow */
  29
  30 struct emifs_attach_args {
  31         bus_space_tag_t emifs_iot;      /* Bus tag */
  32         bus_addr_t      emifs_addr;     /* Address */
  33         bus_size_t      emifs_size;     /* Size of peripheral address space */
  34         int             emifs_intr;     /* IRQ number */
  35         bus_dma_tag_t   emifs_dmac;     /* DMA channel */
  36         unsigned int    emifs_mult;     /* Offset multiplier */
  37 };
  38
  39 extern struct bus_space omap_bs_tag;
  40 extern struct arm32_bus_dma_tag omap_bus_dma_tag;
  41 extern struct bus_space omap_a4x_bs_tag;
  42 extern struct bus_space omap_a2x_bs_tag;
  43 extern struct bus_space nobyteacc_bs_tag;
  44
  45 #endif /* _ARM_OMAP_OMAP_EMIFS_H_ */