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/*
* linux/include/asm-arm/arch-vnc/hardware.h
*
* Copyright (C) 1998 Corel Computer/Russell King.
*
* This file contains the hardware definitions of the VNC.
*/
/* Logical Physical
* 0xffe00000 0x7c000000 PCI I/O space
* 0xfe000000 0x42000000 CSR
* 0xfd000000 0x78000000 Outbound write flush
* 0xfc000000 0x79000000 PCI IACK/special space
* 0xf9000000 0x7a000000 PCI Config type 1
* 0xf8000000 0x7b000000 PCI Config type 0
*
*/
#include <asm/dec21285.h>
#define IO_BASE_ARM_CSR 0xfe000000
#define PCI_IACK 0xfc000000
/* LEDs */
#define XBUS_LEDS ((volatile unsigned char *)0xfff12000)
#define XBUS_LED_AMBER (1 << 0)
#define XBUS_LED_GREEN (1 << 1)
#define XBUS_LED_RED (1 << 2)
#define XBUS_LED_TOGGLE (1 << 8)
/* PIC irq control */
#define PIC_LO 0x20
#define PIC_MASK_LO 0x21
#define PIC_HI 0xA0
#define PIC_MASK_HI 0xA1
#define IO_END 0xffffffff
#define IO_BASE 0xe0000000
#define IO_SIZE (IO_END - IO_BASE)
#define HAS_PCIO
#define PCIO_BASE 0xffe00000
#define KERNTOPHYS(a) ((unsigned long)(&a))
//#define PARAMS_OFFSET 0x0100
//#define PARAMS_BASE (PAGE_OFFSET + PARAMS_OFFSET)
#define FLUSH_BASE_PHYS 0x50000000
/* GPIO pins */
#define GPIO_CCLK 0x800
#define GPIO_DSCLK 0x400
#define GPIO_E2CLK 0x200
#define GPIO_IOLOAD 0x100
#define GPIO_RED_LED 0x080
#define GPIO_WDTIMER 0x040
#define GPIO_DATA 0x020
#define GPIO_IOCLK 0x010
#define GPIO_DONE 0x008
#define GPIO_FAN 0x004
#define GPIO_GREEN_LED 0x002
#define GPIO_RESET 0x001
/* CPLD pins */
#define CPLD_DSRESET 8
#define CPLD_UNMUTE 2
#ifndef __ASSEMBLY__
extern void gpio_modify_op(int mask, int set);
extern void gpio_modify_io(int mask, int in);
extern int gpio_read(void);
extern void cpld_modify(int mask, int set);
#endif
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