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 26 /* 27 * Number of platform IRQs 28 */ 29 #define PLATFORM_NR_IRQS 3 30 /* 31 * On-board components. 32 */ 33 34 #define SONIC83934_INTNUM XCHAL_EXTINT3_NUM 35 #define SONIC83934_ADDR IOADDR(0x0d030000) 36 37 /* 38 * V3-PCI 39 */ 40 41 /* The XT2000 uses the V3 as a cascaded interrupt controller for the PCI bus */ 42 43 #define IRQ_PCI_A (XCHAL_NUM_INTERRUPTS + 0) 44 #define IRQ_PCI_B (XCHAL_NUM_INTERRUPTS + 1) 45 #define IRQ_PCI_C (XCHAL_NUM_INTERRUPTS + 2) 46 47 /* 48 * Various other components. 49 */ 50 51 #define XT2000_LED_ADDR IOADDR(0x0d040000) 52 53 #endif /* _XTENSA_XT2000_HARDWARE_H */ 54