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/*

 * linux/include/asm-arm/arch-arc/hardware.h

 *

 * Copyright (C) 1996 Russell King.

 *

 * This file contains the hardware definitions of the A3/4/5xx series machines.

 */

#ifndef __ASM_ARCH_HARDWARE_H

#define __ASM_ARCH_HARDWARE_H

/*

 * What hardware must be present

 */

#define HAS_IOC

#define HAS_MEMC

#define HAS_MEMC1A

#define HAS_VIDC

/*

 * Optional hardware

 */

#define HAS_EXPMASK

#define IO_START                0x03000000

#define IO_SIZE                 0x01000000

#define IO_BASE                 0x03000000

/*

 * Screen mapping information

 */

#define SCREEN_START            0x02000000      /* Screen */

#define SCREEN2_END             0x02078000

#define SCREEN2_BASE            0x02000000

#define SCREEN1_END             0x02000000

#define SCREEN1_BASE            0x01f88000

#ifndef __ASSEMBLER__

/*

 * for use with inb/outb

 */

#define IO_VIDC_BASE            0x80100000

#define LATCHAADDR              0x80094010

#define LATCHBADDR              0x80094006

#define IO_IOC_BASE             0x80080000

#define IO_EC_IOC4_BASE         0x8009c000

#define IO_EC_IOC_BASE          0x80090000

#define IO_EC_MEMC_BASE         0x80000000

/*

 * IO definitions

 */

#define EXPMASK_BASE            ((volatile unsigned char *)0x03360000)

#define IOEB_BASE               ((volatile unsigned char *)0x03350050)

#define PCIO_FLOPPYDMABASE      ((volatile unsigned char *)0x0302a000)

#define PCIO_BASE               0x03010000

/*

 * RAM definitions

 */

#define MAPTOPHYS(a)            (((unsigned long)a & 0x007fffff) + PAGE_OFFSET)

#define KERNTOPHYS(a)           ((((unsigned long)(&a)) & 0x007fffff) + PAGE_OFFSET)

#define GET_MEMORY_END(p)       (PAGE_OFFSET + (p->u1.s.page_size) * (p->u1.s.nr_pages))

#define PARAMS_BASE             (PAGE_OFFSET + 0x7c000)

#define KERNEL_BASE             (PAGE_OFFSET + 0x80000)

#else

#define IOEB_BASE               0x03350050

#define IOC_BASE                0x03200000

#define PCIO_FLOPPYDMABASE      0x0302a000

#define PCIO_BASE               0x03010000

#endif

#endif