1/* 2 * linux/include/asm-arm/arch-nexuspci/hardware.h 3 * 4 * Copyright (C) 1998, 1999, 2000 FutureTV Labs Ltd. 5 * 6 * This file contains the hardware definitions of the FTV PCI card. 7 */ 8 9/* 10 * This program is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU General Public License 12 * as published by the Free Software Foundation; either version 13 * 2 of the License, or (at your option) any later version. 14 */ 15 16#ifndef __ASM_ARCH_HARDWARE_H 17#define __ASM_ARCH_HARDWARE_H 18 19/* Logical Physical 20 * 0xffe00000 0x20000000 INTCONT 21 * 0xffd00000 0x30000000 Status 22 * 0xffc00000 0x60000000 PLX registers 23 * 0xfe000000 0xC0000000 PCI I/O 24 * 0xfd000000 0x70000000 cache flush 25 * 0xfc000000 0x80000000 PCI/ISA memory 26 * 0xe0000000 0x10000000 SCC2691 DUART 27 */ 28 29/* 30 * Mapping areas 31 */ 32#define INTCONT_BASE 0xffe00000 33#define STATUS_BASE 0xffd00000 34#define PLX_BASE 0xffc00000 35#define PCIO_BASE 0xfe000000 36#define FLUSH_BASE 0xfd000000 37#define DUART_BASE 0xe0000000 38#define PCIMEM_BASE 0xfc000000 39 40#define PLX_IO_START 0xC0000000 41#define PLX_MEM_START 0x80000000 42#define PLX_START 0x60000000 43#define STATUS_START 0x30000000 44#define INTCONT_START 0x20000000 45#define DUART_START 0x10000000 46 47/* 48 * RAM definitions 49 */ 50#define RAM_BASE 0x40000000 51#define FLUSH_BASE_PHYS 0x70000000 52 53/* 54 * Miscellaneous INTCONT bits 55 */ 56#define INTCONT_FIQ_PLX 0x00 57#define INTCONT_FIQ_D 0x02 58#define INTCONT_FIQ_C 0x04 59#define INTCONT_FIQ_B 0x06 60#define INTCONT_FIQ_A 0x08 61#define INTCONT_FIQ_SYSERR 0x0a 62#define INTCONT_IRQ_DUART 0x0c 63#define INTCONT_IRQ_PLX 0x0e 64#define INTCONT_IRQ_D 0x10 65#define INTCONT_IRQ_C 0x12 66#define INTCONT_IRQ_B 0x14 67#define INTCONT_IRQ_A 0x16 68#define INTCONT_IRQ_SYSERR 0x1e 69 70#define INTCONT_WATCHDOG 0x18 71#define INTCONT_LED 0x1a 72#define INTCONT_PCI_RESET 0x1c 73 74#define UNCACHEABLE_ADDR STATUS_BASE 75 76#endif 77