/* * linux/include/asm-arm/arch-rpc/hardware.h * * Copyright (C) 1996-1999 Russell King. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This file contains the hardware definitions of the RiscPC series machines. */ #ifndef __ASM_ARCH_HARDWARE_H #define __ASM_ARCH_HARDWARE_H #include <asm/arch/memory.h> #ifndef __ASSEMBLY__ #define IOMEM(x) ((void __iomem *)(unsigned long)(x)) #else #define IOMEM(x) x #endif /* __ASSEMBLY__ */ /* * What hardware must be present */ #define HAS_IOMD #define HAS_VIDC20 /* Hardware addresses of major areas. * *_START is the physical address * *_SIZE is the size of the region * *_BASE is the virtual address */ #define RAM_SIZE 0x10000000 #define RAM_START 0x10000000 #define EASI_SIZE 0x08000000 /* EASI I/O */ #define EASI_START 0x08000000 #define EASI_BASE 0xe5000000 #define IO_START 0x03000000 /* I/O */ #define IO_SIZE 0x01000000 #define IO_BASE IOMEM(0xe0000000) #define SCREEN_START 0x02000000 /* VRAM */ #define SCREEN_END 0xdfc00000 #define SCREEN_BASE 0xdf800000 #define UNCACHEABLE_ADDR 0xdf010000 /* * IO Addresses */ #define VIDC_BASE IOMEM(0xe0400000) #define EXPMASK_BASE 0xe0360000 #define IOMD_BASE IOMEM(0xe0200000) #define IOC_BASE IOMEM(0xe0200000) #define PCIO_BASE IOMEM(0xe0010000) #define FLOPPYDMA_BASE IOMEM(0xe002a000) #define vidc_writel(val) __raw_writel(val, VIDC_BASE) #define IO_EC_EASI_BASE 0x81400000 #define IO_EC_IOC4_BASE 0x8009c000 #define IO_EC_IOC_BASE 0x80090000 #define IO_EC_MEMC8_BASE 0x8000ac00 #define IO_EC_MEMC_BASE 0x80000000 #define NETSLOT_BASE 0x0302b000 #define NETSLOT_SIZE 0x00001000 #define PODSLOT_IOC0_BASE 0x03240000 #define PODSLOT_IOC4_BASE 0x03270000 #define PODSLOT_IOC_SIZE (1 << 14) #define PODSLOT_MEMC_BASE 0x03000000 #define PODSLOT_MEMC_SIZE (1 << 14) #define PODSLOT_EASI_BASE 0x08000000 #define PODSLOT_EASI_SIZE (1 << 24) #define EXPMASK_STATUS (EXPMASK_BASE + 0x00) #define EXPMASK_ENABLE (EXPMASK_BASE + 0x04) #endif