LXR linux/arch/xtensa/platforms/xt2000/include/platform/hardware.h

   1/*
   2 * platform/hardware.h
   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) 2001 Tensilica Inc.
   9 */
  10
  11/*
  12 * This file contains the hardware configuration of the XT2000 board.
  13 */
  14
  15#ifndef _XTENSA_XT2000_HARDWARE_H
  16#define _XTENSA_XT2000_HARDWARE_H
  17
  18#include <variant/core.h>
  19
  20/* 
  21 * Memory configuration.
  22 */
  23
  24#define PLATFORM_DEFAULT_MEM_START 0x00000000
  25#define PLATFORM_DEFAULT_MEM_SIZE 0x08000000
  26
  27/*
  28 * Number of platform IRQs
  29 */
  30#define PLATFORM_NR_IRQS 3
  31/*
  32 * On-board components.
  33 */
  34
  35#define SONIC83934_INTNUM       XCHAL_EXTINT3_NUM
  36#define SONIC83934_ADDR         IOADDR(0x0d030000)
  37
  38/*
  39 * V3-PCI
  40 */
  41
  42/* The XT2000 uses the V3 as a cascaded interrupt controller for the PCI bus */
  43
  44#define IRQ_PCI_A               (XCHAL_NUM_INTERRUPTS + 0)
  45#define IRQ_PCI_B               (XCHAL_NUM_INTERRUPTS + 1)
  46#define IRQ_PCI_C               (XCHAL_NUM_INTERRUPTS + 2)
  47
  48/*
  49 * Various other components.
  50 */
  51
  52#define XT2000_LED_ADDR         IOADDR(0x0d040000)
  53
  54#endif /* _XTENSA_XT2000_HARDWARE_H */
  55