/* $OpenBSD: av400.h,v 1.3 2006/05/21 12:22:03 miod Exp $ */
/*
* Copyright (c) 1999 Steve Murphree, Jr.
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Steve Murphree, Jr.
* 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.
*
*/
/*
* Mach Operating System
* Copyright (c) 1991 Carnegie Mellon University
* Copyright (c) 1991 OMRON Corporation
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
*/
#ifndef __MACHINE_AV400_H__
#define __MACHINE_AV400_H__
#define AV400_PROM 0xffc00000
#define AV400_PROM_SIZE 0x00200000
#define AV400_SRAM 0xffe00000
#define AV400_SRAM_SIZE 0x00020000
#define AV400_UTILITY 0xfff00000
#define AV400_UTILITY_SIZE 0x00100000
/*
* AV400 VME mappings
*/
#define AV400_VME32_BASE 0x00000000
#define AV400_VME32_START1 0x10000000
#define AV400_VME32_END1 0x7fffffff
#define AV400_VME32_START2 0x90000000
#define AV400_VME32_END2 0xfdffffff
#define AV400_VME24_BASE 0xfe000000
#define AV400_VME24_START 0x00000000
#define AV400_VME24_END 0x00ffffff
#define AV400_VME16_BASE 0xffff0000
#define AV400_VME16_START 0x00000000
#define AV400_VME16_END 0x0000ffff
#define AV400_ISVMEA32(addr) \
(((addr) >= AV400_VME32_START1 && (addr) < AV400_VME32_END1 + 1U) || \
((addr) >= AV400_VME32_START2 && (addr) < AV400_VME32_END2 + 1U))
#define AV400_ISVMEA24(addr) \
((addr) >= AV400_VME24_START && (addr) < AV400_VME24_END + 1U)
#define AV400_ISVMEA16(addr) \
((addr) >= AV400_VME16_START /* && (addr) <= AV400_VME16_END */)
/*
* AV400 declarations for hardware level device registers and such.
*/
#define AV400_SETSWI 0xfff84080 /* generate soft interrupt */
#define AV400_CLRSWI 0xfff84084 /* reset soft interrupt */
#define AV400_VIRQLV 0xfff85000
#define AV400_VIACK1V 0xfff85004
#define AV400_VIACK2V 0xfff85008
#define AV400_VIACK3V 0xfff8500c
#define AV400_VIACK4V 0xfff85010
#define AV400_VIACK5V 0xfff85014
#define AV400_VIACK6V 0xfff85018
#define AV400_VIACK7V 0xfff8501c
#define AV400_VIRQV 0xfff85020
#define AV400_IVEC 0x40 /* vector returned upon AV400 int */
/*
* IEN and IST register bits
* See ``Programming System control and I/O registers for the 100, 200, 300,
* 400, 3000 and 4000 series'', section 3 (Interrupts).
*/
#define IRQ_RESERVED 0x1800018c /* all reserved bits */
#define IRQ_ABORT 0x80000000 /* 31 - Abort */
#define IRQ_ACF 0x40000000 /* 30 - AC Fail */
#define IRQ_ARBTO 0x20000000 /* 29 - VME Arbiter Timeout */
#define IRQ_ZBUF 0x04000000 /* 26 - Z Buffer */
#define IRQ_VID 0x02000000 /* 25 - Video */
#define IRQ_PAR 0x01000000 /* 24 - Parity Error */
#define IRQ_VME7 0x00800000 /* 23 - VMEBus level 7 */
#define IRQ_KBD 0x00400000 /* 22 - Keyboard */
#define IRQ_CIOI 0x00200000 /* 21 - CIO */
#define IRQ_SF 0x00100000 /* 20 - System Failure */
#define IRQ_VME6 0x00080000 /* 19 - VMEBus level 6 */
#define IRQ_PPI 0x00040000 /* 18 - Parallel Port */
#define IRQ_DI1 0x00020000 /* 17 - DUART1 */
#define IRQ_DI2 0x00010000 /* 16 - DUART2 */
#define IRQ_ECI 0x00008000 /* 15 - Ethernet Controller */
#define IRQ_VME5 0x00004000 /* 14 - VMEBus level 5 */
#define IRQ_DTC 0x00002000 /* 13 - DMA Terminal Count */
#define IRQ_VME4 0x00001000 /* 12 - VMEBus level 4 */
#define IRQ_DWP 0x00000800 /* 11 - DMA Write Protect */
#define IRQ_VME3 0x00000400 /* 10 - VMEBus level 3 */
#define IRQ_DVB 0x00000200 /* 09 - DMA Valid Bit */
#define IRQ_VME2 0x00000040 /* 06 - VMEBus level 2 */
#define IRQ_SCI 0x00000020 /* 05 - SCSI Controller */
#define IRQ_VME1 0x00000010 /* 04 - VMEBus level 1 */
#define IRQ_SWI1 0x00000002 /* 01 - SW Interrupt level 1 */
#define IRQ_SWI0 0x00000001 /* 00 - SW Interrupt level 0 */
#define IST_STRING "\20" \
"\40ABRT\37ACF\36ARBTO\33ZBUF\32VID\31PAR" \
"\30IRQ7\27KBD\26CIOI\25SF\24IRQ6\23PPI\22DI1\21DI2" \
"\20ECI\17IRQ5\16DTC\15IRQ4\14DWP\13IRQ3\12DVB" \
"\7IRQ2\6SCI\5IRQ1\2SWI1\1SWI0"
/* groups by function */
/* hardware irq bits */
#define HW_FAILURE_MASK (IRQ_ABORT | IRQ_ACF | IRQ_ARBTO | IRQ_SF | \
IRQ_PAR)
/* software irq bits */
#define SOFT_INTERRUPT_MASK (IRQ_SWI1 | IRQ_SWI0)
/* VME irq bits */
#define VME_INTERRUPT_MASK (IRQ_VME7 | IRQ_VME6 | IRQ_VME5 | IRQ_VME4 | \
IRQ_VME3 | IRQ_VME2 | IRQ_VME1)
/* on-board irq bits */
#define OBIO_INTERRUPT_MASK (IRQ_ZBUF | IRQ_VID | IRQ_KBD | IRQ_CIOI | \
IRQ_PPI | IRQ_DI1 | IRQ_DI2 | IRQ_ECI | \
IRQ_DTC | IRQ_DWP | IRQ_DVB | IRQ_SCI)
/* groups by interrupt levels */
/* we do not enable and define levels yet for: ZBUF, VID, KBD, PPI, SCI, DMA */
#define LVL7 (IRQ_ABORT | IRQ_ACF | IRQ_VME7 | IRQ_SF)
#define LVL6 (IRQ_VME6)
#define LVL5 (IRQ_VME5 | IRQ_CIOI)
#define LVL4 (IRQ_VME4)
#define LVL3 (IRQ_VME3 | IRQ_DI1 | IRQ_DI2)
#define LVL2 (IRQ_VME2) /* | IRQ_SCI */
#define LVL1 (IRQ_VME1 | IRQ_ECI )
#define LVL0 (0x0)
/* interrupts we want to process on the master CPU only */
#define SLAVE_MASK (HW_FAILURE_MASK | OBIO_INTERRUPT_MASK)
#define MASK_LVL_0 (LVL7 | LVL6 | LVL5 | LVL4 | LVL3 | LVL2 | LVL1)
#define MASK_LVL_1 (LVL7 | LVL6 | LVL5 | LVL4 | LVL3 | LVL2)
#define MASK_LVL_2 (LVL7 | LVL6 | LVL5 | LVL4 | LVL3)
#define MASK_LVL_3 (LVL7 | LVL6 | LVL5 | LVL4)
#define MASK_LVL_4 (LVL7 | LVL6 | LVL5)
#define MASK_LVL_5 (LVL7 | LVL6)
#define MASK_LVL_6 (LVL7)
#define MASK_LVL_7 (IRQ_ABORT)
#define DART_BASE 0xfff82000
/*
* CMMU addresses
*/
#define AV400_CMMU_D0 0xfff00000
#define AV400_CMMU_I0 0xfff01000
#define AV400_CMMU_D1 0xfff02000
#define AV400_CMMU_I1 0xfff03000
#define AV400_CMMU_D2 0xfff04000
#define AV400_CMMU_I2 0xfff05000
#define AV400_CMMU_D3 0xfff06000
#define AV400_CMMU_I3 0xfff07000
#endif /* __MACHINE_AV400_H__ */