/* * arch/arm/mach-rpc/include/mach/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 <mach/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 IOMEM(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 ECARD_EASI_BASE (EASI_BASE) #define VIDC_BASE (IO_BASE + 0x00400000) #define EXPMASK_BASE (IO_BASE + 0x00360000) #define ECARD_IOC4_BASE (IO_BASE + 0x00270000) #define ECARD_IOC_BASE (IO_BASE + 0x00240000) #define IOMD_BASE (IO_BASE + 0x00200000) #define IOC_BASE (IO_BASE + 0x00200000) #define ECARD_MEMC8_BASE (IO_BASE + 0x0002b000) #define FLOPPYDMA_BASE (IO_BASE + 0x0002a000) #define PCIO_BASE (IO_BASE + 0x00010000) #define ECARD_MEMC_BASE (IO_BASE + 0x00000000) #define vidc_writel(val) __raw_writel(val, VIDC_BASE) #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