power7e.h

MIPS处理器的bootloader,龙芯就是用的修改过的PMON2

/*	$OpenBSD$ */

/*
 * Copyright (c) 2001 Opsycon AB  (www.opsycon.se)
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Opsycon AB, Sweden.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 */

#ifndef _POWER7E_H_
#define _POWER7E_H_

#include <pmon/dev/cpc700.h>


/*
 *  PCI Bus allocation
 */
#define	PCI_MEM_SPACE_BASE	0x80000000
#define	PCI_MEM_SPACE_SIZE	(0x90000000-PCI_MEM_SPACE_BASE)
#define	PCI_IO_SPACE_BASE	0x00000000
#define	PCI_IO_SPACE_SIZE	(0x04000000-PCI_IO_SPACE_BASE)

/*
 *  Timekeep device (M48T37) (also NVRAM)
 */
#define	NVRAM_SIZE		0x7fff0	/* Max possible size, smaller wraps */
#define	NVRAM_BASE		(0xffe80000)
#define	NVRAM_FIRST_ENV		(NVRAM_BASE + 0x0000)
#define	NVRAM_LAST_ENV		(NVRAM_BASE + 0x17ff)
#define	NVRAM_SIZE_ENV		(NVRAM_LAST_ENV - NVRAM_FIRST_ENV + 1)
#define NVRAM_VXWORKS		(NVRAM_BASE + NVRAM_SIZE - 512)
#define NVRAM_VXWORKS_DEFAULT \
"dc(0,0)host:/usr/vw/config/power4e/vxWorks h=90.0.0.3 e=90.0.0.50 u=target"

#define	M48T37_BASE		(NVRAM_BASE + 0x7fff0)

/*
 *  I/O ports.
 */
#define COM1_BASE_ADDR          0xff600300      /* Com 1 */
#define COM2_BASE_ADDR          0xff600400      /* Com 2 */
#define	NS16550HZ		(33000000 / 4)

/* Power.7e ports */
#define	P7E_MEM_CFG	0xffff7f00
#define	P7E_MEM_NONE	0x03
#define	P7E_MEM_64M	0x02
#define	P7E_MEM_128M	0x01
#define	P7E_MEM_256M	0x00

#define	P7E_FBMISC	0xffff7f04
#define	P7E_FB_MASK	0xc0
#define	P7E_FB_SHFT	6
#define	P7E_FB_ENAB	0x20
#define	P7E_SSLOT	0x10
#define	P7E_BIT		0x08
#define	P7E_ULED2	0x04
#define	P7E_BITF	0x02
#define	P7E_ULED1	0x01

#define	P7E_CRATIO	0xffff7f08
#define	P7E_CRMASK	0x07

#define	P7E_PLDREV	0xffff7f0c

#endif