/* SPDX-License-Identifier: GPL-2.0-only */
/*
* arch/arm/mach-rpc/include/mach/hardware.h
*
* Copyright (C) 1996-1999 Russell King.
*
* 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>
/*
* 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 RPC_RAM_SIZE 0x10000000
#define RPC_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 (FLUSH_BASE + 0x10000)
/*
* 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
Codebase Browser
linux