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 #include <asm/io.h> 20 21 /* 22 * Memory configuration. 23 */ 24 25 #define PLATFORM_DEFAULT_MEM_START 0x00000000 26 #define PLATFORM_DEFAULT_MEM_SIZE 0x08000000 27 28 /* 29 * Number of platform IRQs 30 */ 31 #define PLATFORM_NR_IRQS 3 32 /* 33 * On-board components. 34 */ 35 36 #define SONIC83934_INTNUM XCHAL_EXTINT3_NUM 37 #define SONIC83934_ADDR IOADDR(0x0d030000) 38 39 /* 40 * V3-PCI 41 */ 42 43 /* The XT2000 uses the V3 as a cascaded interrupt controller for the PCI bus */ 44 45 #define IRQ_PCI_A (XCHAL_NUM_INTERRUPTS + 0) 46 #define IRQ_PCI_B (XCHAL_NUM_INTERRUPTS + 1) 47 #define IRQ_PCI_C (XCHAL_NUM_INTERRUPTS + 2) 48 49 /* 50 * Various other components. 51 */ 52 53 #define XT2000_LED_ADDR IOADDR(0x0d040000) 54 55 #endif /* _XTENSA_XT2000_HARDWARE_H */ 56