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 */