freebsd-skq/sys/powerpc/mpc85xx/mpc85xx.h
nwhitehorn a56d243099 Move CCSR discovery into the platform module, while simultaneously making
it more flexible about how the CCSR range is found. With this change, the
stock MPC85XX will boot on a Routerboard 800.

Hardware donated by:	Benjamin Perrault
2013-11-17 02:03:36 +00:00

88 lines
2.7 KiB
C

/*-
* Copyright (C) 2008 Semihalf, Rafal Jaworowski
* Copyright 2006 by Juniper Networks.
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 AUTHOR OR CONTRIBUTORS 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.
*
* $FreeBSD$
*/
#ifndef _MPC85XX_H_
#define _MPC85XX_H_
/*
* Configuration control and status registers
*/
extern vm_offset_t ccsrbar_va;
#define CCSRBAR_VA ccsrbar_va
#define OCP85XX_CCSRBAR (CCSRBAR_VA + 0x0)
#define OCP85XX_BPTR (CCSRBAR_VA + 0x20)
/*
* E500 Coherency Module registers
*/
#define OCP85XX_EEBPCR (CCSRBAR_VA + 0x1010)
/*
* Local access registers
*/
#define OCP85XX_LAWBAR(n) (CCSRBAR_VA + 0xc08 + 0x20 * (n))
#define OCP85XX_LAWSR(n) (CCSRBAR_VA + 0xc10 + 0x20 * (n))
#define OCP85XX_TGTIF_LBC 4
#define OCP85XX_TGTIF_RAM_INTL 11
#define OCP85XX_TGTIF_RIO 12
#define OCP85XX_TGTIF_RAM1 15
#define OCP85XX_TGTIF_RAM2 22
/*
* L2 cache registers
*/
#define OCP85XX_L2CTL (CCSRBAR_VA + 0x20000)
/*
* Power-On Reset configuration
*/
#define OCP85XX_PORDEVSR (CCSRBAR_VA + 0xe000c)
#define OCP85XX_PORDEVSR_IO_SEL 0x00780000
#define OCP85XX_PORDEVSR_IO_SEL_SHIFT 19
#define OCP85XX_PORDEVSR2 (CCSRBAR_VA + 0xe0014)
/*
* Status Registers.
*/
#define OCP85XX_RSTCR (CCSRBAR_VA + 0xe00b0)
/*
* Prototypes.
*/
uint32_t ccsr_read4(uintptr_t addr);
void ccsr_write4(uintptr_t addr, uint32_t val);
int law_enable(int trgt, u_long addr, u_long size);
int law_disable(int trgt, u_long addr, u_long size);
int law_getmax(void);
int law_pci_target(struct resource *, int *, int *);
#endif /* _MPC85XX_H_ */