/* $NetBSD: kmin.h,v 1.10 2005/12/11 12:18:39 christos Exp $ */ /*- * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * The Mach Operating System project at Carnegie-Mellon University, * Ralph Campbell and Rick Macklem. * * 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. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 THE REGENTS 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. * * @(#)kmin.h 8.1 (Berkeley) 6/10/93 */ /* * Mach Operating System * Copyright (c) 1991,1990,1989 Carnegie Mellon University * 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. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. */ /* * HISTORY * Log: kmin.h,v * Revision 2.3 92/03/02 18:33:43 rpd * Split out the ASIC defns into separate file, which is * in common with MAXine. Added some nitwits defines. * [92/03/02 02:28:27 af] * * Revision 2.2 91/08/24 12:21:08 af * Documented new SCSI registers, which were missing in the 3min prototype. * [91/08/22 11:14:57 af] * * Created, from the DEC specs: * "3MIN System Module Functional Specification" Revision 1.7 * Workstation Systems Engineering, Palo Alto, CA. Sept 14, 1990. * "KN02BA Daughter Card Functional Specification" Revision 1.0 * Workstation Systems Engineering, Palo Alto, CA. Aug 14, 1990. * [91/06/21 af] * */ /* * File: kmin.h * Author: Alessandro Forin, Carnegie Mellon University * Date: 6/91 * * Definitions specific to the KN02BA/KN02DA processors and 3MIN * system module (54-20604-01) */ #ifndef MIPS_KMIN_H #define MIPS_KMIN_H 1 /* * 3MIN's Physical address space */ #define KMIN_PHYS_MIN 0x00000000 /* 512 Meg */ #define KMIN_PHYS_MAX 0x1fffffff /* * Memory map */ #define KMIN_PHYS_MEMORY_START 0x00000000 #define KMIN_PHYS_MEMORY_END 0x07ffffff /* 128 Meg in 8 slots */ /* * I/O map */ #define KMIN_PHYS_RESERVED 0x08000000 /* Reserved */ /* 64 Meg */ #define KMIN_PHYS_MREGS_START 0x0c000000 /* Memory control registers */ #define KMIN_PHYS_MREGS_END 0x0dffffff /* 32 Meg */ #define KMIN_PHYS_CREGS_START 0x0e000000 /* CPU ASIC control regs */ #define KMIN_PHYS_CREGS_END 0x0fffffff /* 32 Meg */ #define KMIN_PHYS_TC_0_START 0x10000000 /* TURBOchannel, slot 0 */ #define KMIN_PHYS_TC_0_END 0x13ffffff /* 64 Meg, option0 */ #define KMIN_PHYS_TC_1_START 0x14000000 /* TURBOchannel, slot 1 */ #define KMIN_PHYS_TC_1_END 0x17ffffff /* 64 Meg, option1 */ #define KMIN_PHYS_TC_2_START 0x18000000 /* TURBOchannel, slot 2 */ #define KMIN_PHYS_TC_2_END 0x1bffffff /* 64 Meg, option2 */ #define KMIN_PHYS_TC_3_START 0x1c000000 /* TURBOchannel, slot 3 */ #define KMIN_PHYS_TC_3_END 0x1fffffff /* 64 Meg, system devices */ #define KMIN_PHYS_TC_START KMIN_PHYS_TC_0_START #define KMIN_PHYS_TC_END KMIN_PHYS_TC_3_END /* 256 Meg */ #define KMIN_TC_NSLOTS 4 #define KMIN_TC_MIN 0 #define KMIN_TC_MAX 2 /* don't look at system slot */ /* * System module space (IOASIC) */ #define KMIN_SYS_ASIC ( KMIN_PHYS_TC_3_START + 0x0000000 ) #define KMIN_SYS_ROM_START ( KMIN_SYS_ASIC + IOASIC_SLOT_0_START ) #define KMIN_SYS_ASIC_REGS ( KMIN_SYS_ASIC + IOASIC_SLOT_1_START ) #define KMIN_SYS_ETHER_ADDRESS ( KMIN_SYS_ASIC + IOASIC_SLOT_2_START ) #define KMIN_SYS_LANCE ( KMIN_SYS_ASIC + IOASIC_SLOT_3_START ) #define KMIN_SYS_SCC_0 ( KMIN_SYS_ASIC + IOASIC_SLOT_4_START ) #define KMIN_SYS_SCC_1 ( KMIN_SYS_ASIC + IOASIC_SLOT_6_START ) #define KMIN_SYS_CLOCK ( KMIN_SYS_ASIC + IOASIC_SLOT_8_START ) #define KMIN_SYS_SCSI ( KMIN_SYS_ASIC + IOASIC_SLOT_12_START ) #define KMIN_SYS_SCSI_DMA ( KMIN_SYS_ASIC + IOASIC_SLOT_14_START ) #define KMIN_SYS_BOOT_ROM_START ( KMIN_PHYS_TC_3_START + 0x3c00000 ) #define KMIN_SYS_BOOT_ROM_END ( KMIN_PHYS_TC_3_START + 0x3c40000 ) /* * Interrupts */ #define KMIN_INT_FPA IP_LEV7 /* Floating Point coproc */ #define KMIN_INT_HALTB IP_LEV6 /* Halt button */ #define KMIN_INT_TC3 IP_LEV5 /* TC slot 3, system */ #define KMIN_INT_TC2 IP_LEV4 /* TC option slot 2 */ #define KMIN_INT_TC1 IP_LEV3 /* TC option slot 1 */ #define KMIN_INT_TC0 IP_LEV2 /* TC option slot 0 */ /* * System registers addresses (MREG and CREG space, and IO Control ASIC) */ #define KMIN_REG_MER 0x0c400000 /* Memory error register */ #define KMIN_REG_MSR 0x0c800000 /* Memory size register */ #define KMIN_REG_CNFG 0x0e000000 /* Config mem timeouts */ #define KMIN_REG_AER 0x0e000004 /* Address error register */ #define KMIN_REG_BOOT 0x0e000008 /* Boot 0 register */ #define KMIN_REG_TIMEOUT 0x0e00000c /* Mem access timeout reg */ #define KMIN_REG_SCSI_DMAPTR ( KMIN_SYS_ASIC + IOASIC_SCSI_DMAPTR ) #define KMIN_REG_SCSI_DMANPTR ( KMIN_SYS_ASIC + IOASIC_SCSI_NEXTPTR ) #define KMIN_REG_LANCE_DMAPTR ( KMIN_SYS_ASIC + IOASIC_LANCE_DMAPTR ) #define KMIN_REG_SCC_T1_DMAPTR ( KMIN_SYS_ASIC + IOASIC_SCC_T1_DMAPTR ) #define KMIN_REG_SCC_R1_DMAPTR ( KMIN_SYS_ASIC + IOASIC_SCC_R1_DMAPTR ) #define KMIN_REG_SCC_T2_DMAPTR ( KMIN_SYS_ASIC + IOASIC_SCC_T2_DMAPTR ) #define KMIN_REG_SCC_R2_DMAPTR ( KMIN_SYS_ASIC + IOASIC_SCC_R2_DMAPTR ) #define KMIN_REG_CSR ( KMIN_SYS_ASIC + IOASIC_CSR ) #define KMIN_REG_INTR ( KMIN_SYS_ASIC + IOASIC_INTR ) #define KMIN_REG_IMSK ( KMIN_SYS_ASIC + IOASIC_IMSK ) #define KMIN_REG_CURADDR ( KMIN_SYS_ASIC + IOASIC_CURADDR ) #define KMIN_REG_LANCE_DECODE ( KMIN_SYS_ASIC + IOASIC_LANCE_DECODE ) #define KMIN_REG_SCSI_DECODE ( KMIN_SYS_ASIC + IOASIC_SCSI_DECODE ) #define KMIN_REG_SCC0_DECODE ( KMIN_SYS_ASIC + IOASIC_SCC0_DECODE ) #define KMIN_REG_SCC1_DECODE ( KMIN_SYS_ASIC + IOASIC_SCC1_DECODE ) # define KMIN_LANCE_CONFIG 3 # define KMIN_SCSI_CONFIG 14 # define KMIN_SCC0_CONFIG (0x10|4) # define KMIN_SCC1_CONFIG (0x10|6) #define KMIN_REG_SCSI_SCR ( KMIN_SYS_ASIC + IOASIC_SCSI_SCR ) #define KMIN_REG_SCSI_SDR0 ( KMIN_SYS_ASIC + IOASIC_SCSI_SDR0 ) #define KMIN_REG_SCSI_SDR1 ( KMIN_SYS_ASIC + IOASIC_SCSI_SDR1 ) /* * System registers defines (MREG and CREG) */ /* Memory error register */ #define KMIN_MER_xxx 0xfffe30ff /* undefined */ #define KMIN_MER_PAGE_BRY 0x00010000 /* rw: Page boundary error */ #define KMIN_MER_TLEN 0x00008000 /* rw: Xfer length error */ #define KMIN_MER_PARDIS 0x00004000 /* rw: Dis parity err intr */ #define KMIN_MER_LASTBYTE 0x00000f00 /* rz: Last byte in error: */ # define KMIN_LASTB31 0x00000800 /* upper byte of word */ # define KMIN_LASTB23 0x00000400 /* .. through .. */ # define KMIN_LASTB15 0x00000200 /* .. the .. */ # define KMIN_LASTB07 0x00000100 /* .. lower byte */ /* Memory size register */ #define KMIN_MSR_SIZE_16Mb 0x00002000 /* rw: using 16Mb mem banks */ #define KMIN_MSR_xxx 0xffffdfff /* undefined */ /* NOTES Memory access priority is, from higher to lower: - DRAM refresh - IO DMA (IO Control ASIC) - Processor - Slot 2 DMA - Slot 1 DMA - Slot 0 DMA Memory performance is (with 80ns mem cycles) - single word read 5 cyc 10.0 Mb/s - word write 3 cyc 16.7 Mb/s - single byte write 3 cyc 4.2 Mb/s - 64w DMA read 68 cyc 47.1 Mb/s - 64w DMA write 66 cyc 48.5 Mb/s - Refresh 5 cyc N/A */ /* Timeout config register */ #define KMIN_CNFG_VALUE_12Mhz 127 #define KMIN_CNFG_VALUE_25Mhz 0 /* Address error register */ #define KMIN_AER_ADDR_MASK 0x1ffffffc /* ro: phys addr in error */ /* Boot 0 register */ #define KMIN_BOOT_FROM_SLOT0 0x00000001 /* rw: diag board boot */ /* Memory access timeout interrupt register */ #define KMIN_TIMEO_INTR 0x00000001 /* rc: intr pending */ /* * More system registers defines (IOASIC) */ /* (re)defines for the system Status and Control register (SSR) */ /* high-order 16 bits 0xFFFF0000 same on all DECstation IOASICs */ #define KMIN_CSR_DIAGDN 0x00008000 /* rw */ #define KMIN_CSR_TXDIS_2 0x00004000 /* rw */ #define KMIN_CSR_TXDIS_1 0x00002000 /* rw */ #define KMIN_CSR_SCC_ENABLE 0x00000800 /* rw */ #define KMIN_CSR_RTC_ENABLE 0x00000400 /* rw */ #define KMIN_CSR_SCSI_ENABLE 0x00000200 /* rw */ #define KMIN_CSR_LANCE_ENABLE 0x00000100 /* rw */ #define KMIN_CSR_LEDS 0x000000ff /* rw */ /* (re)defines for the System Interrupt and Mask Registers */ /* high-order 16 bits 0xFFFF0000 same on all DECstation IOASICs */ #define KMIN_INTR_NVR_JUMPER 0x00004000 /* ro */ #define KMIN_INTR_TIMEOUT 0x00001000 /* ro */ #define KMIN_INTR_NRMOD_JUMPER 0x00000400 /* ro */ #define KMIN_INTR_SCSI 0x00000200 /* ro */ #define KMIN_INTR_LANCE 0x00000100 /* ro */ #define KMIN_INTR_SCC_1 0x00000080 /* ro */ #define KMIN_INTR_SCC_0 0x00000040 /* ro */ #define KMIN_INTR_CLOCK 0x00000020 /* ro */ #define KMIN_INTR_PSWARN 0x00000010 /* ro */ #define KMIN_INTR_SCSI_FIFO 0x00000004 /* ro */ #define KMIN_INTR_PBNC 0x00000002 /* ro */ #define KMIN_INTR_PBNO 0x00000001 /* ro */ #define KMIN_INTR_ASIC 0xff0f0004 #define KMIN_IM0 0xff0f13f0 /* all good ones enabled */ #endif /* MIPS_KMIN_H */