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/* $OpenBSD: plx9060reg.h,v 1.1 2001/06/21 13:21:50 nate Exp $ */
/* $NetBSD$ */
/*-
* Copyright (c) 2000 Zembu Labs, Inc.
* All rights reserved.
*
* Author: Jason R. Thorpe <thorpej@zembu.com>
*
* 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 Zembu Labs, Inc.
* 4. Neither the name of Zembu Labs nor the names of its employees may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY ZEMBU LABS, INC. ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WAR-
* RANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DIS-
* CLAIMED. IN NO EVENT SHALL ZEMBU LABS 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.
*/
/*
* Register description for the PLX 9060-family of PCI bus
* controllers.
*
* In order for this file to be really useful to you, you'll want to
* have the PLX 9060 datasheet in front of you.
*/
#ifndef _DEV_PCI_PLX9060REG_H_
#define _DEV_PCI_PLX9060REG_H_
/*
* PLX 9060 PCI configuration space registers.
*/
#define PLX_PCI_RUNTIME_MEMADDR 0x10 /* memory mapped 9060 */
#define PLX_PCI_RUNTIME_IOADDR 0x14 /* i/o mapped 9060 */
#define PLX_PCI_LOCAL_ADDR0 0x18 /* PCI address of 9060 local bus */
/*
* PLX 9060 Runtime registers, in PCI space.
*/
/* Local Address Space 0 Range Register */
#define PLX_LAS0RR 0x00
#define LASRR_IO 0x00000001
#define LASRR_MEM_1M 0x00000002
#define LASRR_MEM_64BIT 0x00000004
#define LASRR_MEM_PREFETCH 0x00000008
#define LASRR_MEM_MASK 0xfffffff0
#define LASRR_IO_MASK 0xfffffffc
/* Local Address Space 0 Local Base Address (remap) Register */
#define PLX_LAS0BA 0x04
#define LASBA_ENABLE 0x00000001
#define LASBA_MEM_MASK 0xfffffff0
#define LASBA_IO_MASK 0xfffffffc
/* Local Arbitration Register */
#define PLX_LAR 0x08
#define LAR_LATTMR 0x000000ff
#define LAR_PAUSETMR 0x0000ff00
#define LAR_LATTMR_EN 0x00010000
#define LAR_BREQ_EN 0x00040000
#define LAR_DSGIVEUP 0x00200000
#define LAR_DSLOCK_EN 0x00400000
#define LAR_PCI21_MODE 0x01000000
/* Big/Little Endian Register */
#define PLX_ENDIAN 0x0c
#define ENDIAN_CRBE 0x00000001
#define ENDIAN_DMBE 0x00000002
#define ENDIAN_DSAS0BE 0x00000004
#define ENDIAN_DSAERBE 0x00000008
#define ENDIAN_BEBL 0x00000010
/* Expansion ROM Range Register */
#define PLX_EROMRR 0x10
#define EROMRR_MASK 0xffffffc0
/* Expansion ROM Base Address (remap) Register */
#define PLX_EROMBA 0x14
#define EROMBA_BREQ_DC 0x0000000f
#define EROMBA_BREQ_EN 0x00000010
#define EROMBA_MASK 0xffffffc0
/* Local Bus Region Descriptor for PCI to Local Access Register */
#define PLX_LBRD 0x18
/* Local Range for Direct Master to PCI */
#define PLX_DMRR 0x1c
/* Local Bus Base Address for Direct Master to PCI Memory */
#define PLX_DMLBAM 0x20
/* Local Bus Base Address for Direct Master to PCI IO/Config */
#define PLX_DMLBAI 0x24
/* PCI Base Address (remap) for Direct Master to PCI Memory */
#define PLX_DMBPAM 0x28
/* PCI Base Address (remap) for Direct Master to PCI IO/Config */
#define PLX_DMPBAI 0x2c
#define PLX_MAILBOX0 0x40 /* Mailbox register 0 */
#define PLX_MAILBOX1 0x44 /* Mailbox register 1 */
#define PLX_MAILBOX2 0x48 /* Mailbox register 2 */
#define PLX_MAILBOX3 0x4c /* Mailbox register 3 */
#define PLX_MAILBOX4 0x50 /* Mailbox register 4 (not 9060ES) */
#define PLX_MAILBOX5 0x54 /* Mailbox register 5 (not 9060ES) */
#define PLX_MAILBOX6 0x58 /* Mailbox register 6 (not 9060ES) */
#define PLX_MAILBOX7 0x5c /* Mailbox register 7 (not 9060ES) */
#define PLX_PCI_LOCAL_DOORBELL 0x60 /* PCI -> local doorbell */
#define PLX_LOCAL_PCI_DOORBELL 0x64 /* local -> PCI doorbell */
/* Interrupt Control/Status */
#define PLX_INTCSR 0x68
#define INTCSR_LSERR_TAMA 0x00000001
#define INTCSR_LSERR_PA 0x00000002
#define INTCSR_SERR 0x00000004
#define INTCSR_PCI_EN 0x00000100
#define INTCSR_PCIDB_EN 0x00000200
#define INTCSR_PCIAB_EN 0x00000400
#define INTCSR_PCILOC_EN 0x00000800
#define INTCSR_RETRYAB_EN 0x00001000
#define INTCSR_PCIDB_INT 0x00002000
#define INTCSR_PCIAB_INT 0x00004000
#define INTCSR_PCILOC_INT 0x00008000
#define INTCSR_LOCOE_EN 0x00010000
#define INTCSR_LOCDB_EN 0x00020000
#define INTCSR_LOCDB_INT 0x00100000
#define INTCSR_BIST_INT 0x00800000
#define INTCSR_DMAB_INT 0x01000000
#define INTCSR_RETRYAB_INT 0x08000000
/* EEPROM Control, PCI Command Codes, User I/O Control, Init Control */
#define PLX_CONTROL 0x6c
#define CONTROL_PCIMRC 0x00000f00
#define CONTROL_PCIMRC_SHIFT 8
#define CONTROL_PCIMWC 0x0000f000
#define CONTORL_PCIMWC_SHIFT 12
#define CONTROL_GPO 0x00010000
#define CONTROL_GPI 0x00020000
#define CONTROL_EESK 0x01000000
#define CONTROL_EECS 0x02000000
#define CONTROL_EEDO 0x04000000 /* PLX -> EEPROM */
#define CONTROL_EEDI 0x08000000 /* EEPROM -> PLX */
#define CONTROL_EEPRESENT 0x10000000
#define CONTROL_RELOADCFG 0x20000000
#define CONTROL_SWR 0x40000000
#define CONTROL_LOCALINIT 0x80000000
/* EEPROM opcodes */
#define PLX_EEPROM_OPC_READ(x) (0x0080 | ((x) & 0x3f))
#define PLX_EEPROM_OPC_WRITE(x) (0x0040 | ((x) & 0x3f))
#define PLX_EEPROM_OPC_WREN 0x0030
#define PLX_EEPROM_OPC_WRPR 0x0000
#define PLX_EEPROM_COMMAND(y) (((y) & 0xff) | 0x100)
/* PCI Configuration ID */
#define PLX_IDREG 0x70
#endif /* _DEV_PCI_PLX9060REG_H_ */
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