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/* $OpenBSD: mvme188.h,v 1.33 2009/03/08 16:03:05 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_MVME188_H__
#define __MACHINE_MVME188_H__
#define MVME188_EPROM 0xffc00000
#define MVME188_EPROM_SIZE 0x00080000
#define MVME188_SRAM 0xffe00000
#define MVME188_SRAM_SIZE 0x00020000
#define MVME188_UTILITY 0xfff00000
#define MVME188_UTILITY_SIZE 0x00090000
/*
* MVME188 declarations for hardware level device registers and such.
*/
/* per-processor interrupt enable registers */
#define MVME188_IENBASE 0xfff84000
#define MVME188_IEN0 0xfff84004 /* interrupt enable CPU 0 */
#define MVME188_IEN1 0xfff84008 /* interrupt enable CPU 1 */
#define MVME188_IEN2 0xfff84010 /* interrupt enable CPU 2 */
#define MVME188_IEN3 0xfff84020 /* interrupt enable CPU 3 */
#define MVME188_IENALL 0xfff8403c /* simultaneous write */
#define MVME188_IEN(cpu) (MVME188_IENBASE + (4 << (cpu)))
#define MVME188_IST 0xfff84040 /* interrupt status register */
#define MVME188_SETSWI 0xfff84080 /* generate soft interrupt */
#define MVME188_CLRSWI 0xfff84084 /* reset soft interrupt */
#define MVME188_ISTATE 0xfff84088 /* HW interrupt status */
#define MVME188_CLRINT 0xfff8408c /* reset HW interrupt */
#define MVME188_VIRQLV 0xfff85000
#define MVME188_VIACK1V 0xfff85004
#define MVME188_VIACK2V 0xfff85008
#define MVME188_VIACK3V 0xfff8500c
#define MVME188_VIACK4V 0xfff85010
#define MVME188_VIACK5V 0xfff85014
#define MVME188_VIACK6V 0xfff85018
#define MVME188_VIACK7V 0xfff8501c
#define MVME188_VIRQV 0xfff85020
#define M188_IVEC 0x40 /* vector returned upon MVME188 int */
#define MVME188_GLOBAL0 0xfff86001 /* global control and status regs */
#define MVME188_GLOBAL1 0xfff86003
#define M188_LRST 0x80
#define M188_SYSCON 0x40
#define MVME188_BRDID 0xfff86005
#define MVME188_CGCSR0 0xfff86007
#define MVME188_CGCSR1 0xfff86009
#define MVME188_CGCSR2 0xfff8600b
#define MVME188_CGCSR3 0xfff8600d
#define MVME188_CGCSR4 0xfff8600f
#define MVME188_UCSR 0xfff87000 /* utility control and status reg */
#define MVME188_BASAD 0xfff87004 /* base address reg */
#define MVME188_GLBRES 0xfff8700c /* global reset reg */
#define MVME188_CCSR 0xfff88000 /* CPU board control status reg */
#define MVME188_ERROR 0xfff88004 /* Mbus fault reg */
#define MVME188_PCNFA 0xfff88008 /* Pbus A decoder reg */
#define MVME188_PCNFB 0xfff8800c /* Pbus B decoder reg */
#define MVME188_EXTAD 0xfff88010 /* A24 master A24-A31 addr reg */
#define MVME188_WHOAMI 0xfff88018 /* whoami reg */
#define MVME188_WMAD 0xfff88020 /* write mbus addr decoder reg */
#define MVME188_RMAD 0xfff88024 /* read mbus addr decoder reg */
#define MVME188_WVAD 0xfff88028 /* write vmebus addr decoder reg */
#define MVME188_RVAD 0xfff8802c /* read vmebus adds decoder reg */
/*
* IEN and IST register bits
* Refer to MVME188 RISC Microcomputer User's Manual, table 4.3
*/
#define IRQ_ABORT 0x80000000 /* 31 */
#define IRQ_ACF 0x40000000 /* 30 */
#define IRQ_ARBTO 0x20000000 /* 29 */
#define IRQ_DTI 0x10000000 /* 28 */
#define IRQ_SWI7 0x08000000 /* 27 */
#define IRQ_SWI6 0x04000000 /* 26 */
#define IRQ_SWI5 0x02000000 /* 25 */
#define IRQ_SWI4 0x01000000 /* 24 */
#define IRQ_VME7 0x00800000 /* 23 */
#define IRQ_CIOI 0x00200000 /* 21 */
#define IRQ_SF 0x00100000 /* 20 */
#define IRQ_VME6 0x00080000 /* 19 */
#define IRQ_DI 0x00020000 /* 17 */
#define IRQ_SIGHPI 0x00010000 /* 16 */
#define IRQ_VME5 0x00004000 /* 14 */
#define IRQ_VME4 0x00001000 /* 12 */
#define IRQ_VME3 0x00000400 /* 10 */
#define IRQ_LMI 0x00000100 /* 08 */
#define IRQ_SIGLPI 0x00000080 /* 07 */
#define IRQ_VME2 0x00000040 /* 06 */
#define IRQ_VME1 0x00000010 /* 04 */
#define IRQ_SWI3 0x00000008 /* 03 */
#define IRQ_SWI2 0x00000004 /* 02 */
#define IRQ_SWI1 0x00000002 /* 01 */
#define IRQ_SWI0 0x00000001 /* 00 */
#define IST_STRING "\20" \
"\40ABRT\37ACF\36ARBTO\35DTI\34SWI7\33SWI6\32SWI5\31SWI4" \
"\30IRQ7\26CIOI\25SF\24IRQ6\22DI\21SIGHPI" \
"\17IRQ5\15IRQ4\13IRQ3\11LMI" \
"\10SIGLPI\7IRQ2\5IRQ1\4SWI3\3SWI2\2SWI1\1SWI0"
/* IPI bits (see below) */
#define CLOCK_IPI_MASK (IRQ_SWI7 | IRQ_SWI6 | IRQ_SWI5 | IRQ_SWI4)
#define IPI_MASK (IRQ_SWI3 | IRQ_SWI2 | IRQ_SWI1 | IRQ_SWI0)
#define ISR_GET_CURRENT_MASK(cpu) \
(*(volatile u_int *)MVME188_IST & int_mask_reg[cpu])
/*
* Software interrupts 0 to 3, and 4 to 7, are used to deliver IPIs to cpu0-3.
* We use two bits because we want clock ipis to be maskable.
* We rely on the fact that the control bits for these interrupts are
* the same in the interrupt registers and the set/clear SWI registers.
*/
/* values for SETSWI and CLRSWI registers */
#define SWI_IPI_BIT(cpuid) (0x01 << (cpuid))
#define SWI_CLOCK_IPI_BIT(cpuid) (0x10 << (cpuid))
/* values for IEN and IST registers */
#define SWI_IPI_MASK(cpuid) (IRQ_SWI0 << (cpuid))
#define SWI_CLOCK_IPI_MASK(cpuid) (IRQ_SWI4 << (cpuid))
/*
* ISTATE and CLRINT register bits
*/
#define ISTATE_ABORT 0x04
#define ISTATE_ACFAIL 0x02
#define ISTATE_SYSFAIL 0x01
/*
* UCSR register bits
*/
#define UCSR_PWRUPBIT 0x00004000 /* powerup indicator */
#define UCSR_DRVSFBIT 0x00002000 /* Board system fail */
#define UCSR_BRIRQBIT 0x00001000 /* drives VME IRQ1 broadcast int */
#define UCSR_ROBINBIT 0x00000800 /* sel round robin VME arbiter mode */
#define UCSR_BRLVBITS 0x00000600 /* VME bus request level 0-3 */
#define UCSR_RNEVERBIT 0x00000100 /* VME bus never release once req'd */
#define UCSR_RONRBIT 0x00000080 /* VME bus req release on no request */
#define UCSR_RWDBIT 0x00000040 /* VME bus request release when done */
#define UCSR_EARBTOBIT 0x00000020 /* enable VME arbiter bus timeout */
#define VTOSELBITS 0x00000018 /* VMEbus timeout select bits */
#define VTO32US 0x00 /* 32 usec */
#define VTO64US 0x01 /* 64 usec */
#define VTO128US 0x10 /* 128 usec */
#define VTODISABLE 0x18 /* disabled */
/* these are the various Z8536 CIO counter/timer registers */
#define CIO_BASE 0xfff83000
#define CIO_PORTC 0xfff83000
#define CIO_PORTB 0xfff83004
#define CIO_PORTA 0xfff83008
#define CIO_CTRL 0xfff8300c
#define DART_BASE 0xfff82000
/*
* HYPERmodule CMMU addresses
*/
#define VME_CMMU_I0 0xfff7e000
#define VME_CMMU_I1 0xfff7d000
#define VME_CMMU_I2 0xfff7b000
#define VME_CMMU_I3 0xfff77000
#define VME_CMMU_D0 0xfff6f000
#define VME_CMMU_D1 0xfff5f000
#define VME_CMMU_D2 0xfff3f000
#define VME_CMMU_D3 0xfff7f000
#if defined(_KERNEL) && !defined(_LOCORE)
extern u_int32_t pfsr_save_188_straight[];
extern u_int32_t pfsr_save_188_double[];
extern u_int32_t pfsr_save_188_quad[];
extern u_int32_t int_mask_val[NIPLS];
#endif
#endif /* __MACHINE_MVME188_H__ */
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