/* $NetBSD: asic.h,v 1.2 1995/03/28 18:14:22 jtc Exp $ */ /* * Copyright (c) 1991,1990,1989,1994,1995 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. */ /*- * 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. 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. * * @(#)asic.h 8.1 (Berkeley) 6/10/93 */ /* * Slot definitions */ #define ASIC_SLOT_0_START 0x000000 #define ASIC_SLOT_1_START 0x040000 #define ASIC_SLOT_2_START 0x080000 #define ASIC_SLOT_3_START 0x0c0000 #define ASIC_SLOT_4_START 0x100000 #define ASIC_SLOT_5_START 0x140000 #define ASIC_SLOT_6_START 0x180000 #define ASIC_SLOT_7_START 0x1c0000 #define ASIC_SLOT_8_START 0x200000 #define ASIC_SLOT_9_START 0x240000 #define ASIC_SLOT_10_START 0x280000 #define ASIC_SLOT_11_START 0x2c0000 #define ASIC_SLOT_12_START 0x300000 #define ASIC_SLOT_13_START 0x340000 #define ASIC_SLOT_14_START 0x380000 #define ASIC_SLOT_15_START 0x3c0000 #define ASIC_SLOTS_END 0x3fffff /* * Register offsets (slot 1) */ #define ASIC_SCSI_DMAPTR ASIC_SLOT_1_START+0x000 #define ASIC_SCSI_NEXTPTR ASIC_SLOT_1_START+0x010 #define ASIC_LANCE_DMAPTR ASIC_SLOT_1_START+0x020 #define ASIC_SCC_T1_DMAPTR ASIC_SLOT_1_START+0x030 #define ASIC_SCC_R1_DMAPTR ASIC_SLOT_1_START+0x040 #define ASIC_SCC_T2_DMAPTR ASIC_SLOT_1_START+0x050 #define ASIC_SCC_R2_DMAPTR ASIC_SLOT_1_START+0x060 #define ASIC_FLOPPY_DMAPTR ASIC_SLOT_1_START+0x070 #define ASIC_ISDN_X_DMAPTR ASIC_SLOT_1_START+0x080 #define ASIC_ISDN_X_NEXTPTR ASIC_SLOT_1_START+0x090 #define ASIC_ISDN_R_DMAPTR ASIC_SLOT_1_START+0x0a0 #define ASIC_ISDN_R_NEXTPTR ASIC_SLOT_1_START+0x0b0 #define ASIC_BUFF0 ASIC_SLOT_1_START+0x0c0 #define ASIC_BUFF1 ASIC_SLOT_1_START+0x0d0 #define ASIC_BUFF2 ASIC_SLOT_1_START+0x0e0 #define ASIC_BUFF3 ASIC_SLOT_1_START+0x0f0 #define ASIC_CSR ASIC_SLOT_1_START+0x100 #define ASIC_INTR ASIC_SLOT_1_START+0x110 #define ASIC_IMSK ASIC_SLOT_1_START+0x120 #define ASIC_CURADDR ASIC_SLOT_1_START+0x130 #define ASIC_ISDN_X_DATA ASIC_SLOT_1_START+0x140 #define ASIC_ISDN_R_DATA ASIC_SLOT_1_START+0x150 #define ASIC_LANCE_DECODE ASIC_SLOT_1_START+0x160 #define ASIC_SCSI_DECODE ASIC_SLOT_1_START+0x170 #define ASIC_SCC0_DECODE ASIC_SLOT_1_START+0x180 #define ASIC_SCC1_DECODE ASIC_SLOT_1_START+0x190 #define ASIC_FLOPPY_DECODE ASIC_SLOT_1_START+0x1a0 #define ASIC_SCSI_SCR ASIC_SLOT_1_START+0x1b0 #define ASIC_SCSI_SDR0 ASIC_SLOT_1_START+0x1c0 #define ASIC_SCSI_SDR1 ASIC_SLOT_1_START+0x1d0 /* System Status and control Register (SSR). */ #define ASIC_CSR_DMAEN_T1 0x80000000 /* rw */ #define ASIC_CSR_DMAEN_R1 0x40000000 /* rw */ #define ASIC_CSR_DMAEN_T2 0x20000000 /* rw */ #define ASIC_CSR_DMAEN_R2 0x10000000 /* rw */ #define ASIC_CSR_FASTMODE 0x08000000 /* rw */ #define ASIC_CSR_xxx 0x07800000 /* unused/reserved */ #define ASIC_CSR_FLOPPY_DIR 0x00400000 /* rw */ #define ASIC_CSR_DMAEN_FLOPPY 0x00200000 /* rw */ #define ASIC_CSR_DMAEN_ISDN_T 0x00100000 /* rw */ #define ASIC_CSR_DMAEN_ISDN_R 0x00080000 /* rw */ #define ASIC_CSR_SCSI_DIR 0x00040000 /* rw */ #define ASIC_CSR_DMAEN_SCSI 0x00020000 /* rw */ #define ASIC_CSR_DMAEN_LANCE 0x00010000 /* rw */ /* low 16 bits are rw gp outputs */ /* System Interrupt Register (and Interrupt Mask Register). */ #define ASIC_INTR_T1_PAGE_END 0x80000000 /* rz */ #define ASIC_INTR_T1_READ_E 0x40000000 /* rz */ #define ASIC_INTR_R1_HALF_PAGE 0x20000000 /* rz */ #define ASIC_INTR_R1_DMA_OVRUN 0x10000000 /* rz */ #define ASIC_INTR_T2_PAGE_END 0x08000000 /* rz */ #define ASIC_INTR_T2_READ_E 0x04000000 /* rz */ #define ASIC_INTR_R2_HALF_PAGE 0x02000000 /* rz */ #define ASIC_INTR_R2_DMA_OVRUN 0x01000000 /* rz */ #define ASIC_INTR_FLOPPY_DMA_E 0x00800000 /* rz */ #define ASIC_INTR_ISDN_PTR_LOAD 0x00400000 /* rz */ #define ASIC_INTR_ISDN_OVRUN 0x00200000 /* rz */ #define ASIC_INTR_ISDN_READ_E 0x00100000 /* rz */ #define ASIC_INTR_SCSI_PTR_LOAD 0x00080000 /* rz */ #define ASIC_INTR_SCSI_OVRUN 0x00040000 /* rz */ #define ASIC_INTR_SCSI_READ_E 0x00020000 /* rz */ #define ASIC_INTR_LANCE_READ_E 0x00010000 /* rz */ #define ASIC_INTR_ISDN 0x00002000 /* ro */ #define ASIC_INTR_SEC_CON 0x00000200 /* ro */ #define ASIC_INTR_LANCE 0x00000100 /* ro */ #define ASIC_INTR_SCC_1 0x00000080 /* ro */ #define ASIC_INTR_SCC_0 0x00000040 /* ro */ #define ASIC_INTR_ALT_CON 0x00000008 /* ro */ /* DMA pointer registers (SCSI, Comm, ...) */ #define ASIC_DMAPTR_MASK 0xffffffe0 #define ASIC_DMAPTR_SHIFT 5 # define ASIC_DMAPTR_SET(reg,val) \ (reg) = (((val)<>ASIC_DMAPTR_SHIFT) #define ASIC_DMA_ADDR(p) (((unsigned)p) << (5-2)) /* For the LANCE DMA pointer register initialization the above suffices */ /* More SCSI DMA registers */ #define ASIC_SCR_STATUS 0x00000004 #define ASIC_SCR_WORD 0x00000003 /* Various Decode registers */ #define ASIC_DECODE_HW_ADDRESS 0x000003f0 #define ASIC_DECODE_CHIP_SELECT 0x0000000f /* * Asic register addresses at offset from base. */ #define ASIC_REG_SCSI_DMAPTR(base) ((base) + ASIC_SCSI_DMAPTR) #define ASIC_REG_SCSI_DMANPTR(base) ((base) + ASIC_SCSI_NEXTPTR) #define ASIC_REG_LANCE_DMAPTR(base) ((base) + ASIC_LANCE_DMAPTR) #define ASIC_REG_SCC_T1_DMAPTR(base) ((base) + ASIC_SCC_T1_DMAPTR) #define ASIC_REG_SCC_R1_DMAPTR(base) ((base) + ASIC_SCC_R1_DMAPTR) #define ASIC_REG_SCC_T2_DMAPTR(base) ((base) + ASIC_SCC_T2_DMAPTR) #define ASIC_REG_SCC_R2_DMAPTR(base) ((base) + ASIC_SCC_R2_DMAPTR) #define ASIC_REG_FLOPPY_DMAPTR(base) ((base) + ASIC_FLOPPY_DMAPTR) #define ASIC_REG_ISDN_X_DMAPTR(base) ((base) + ASIC_ISDN_X_DMAPTR) #define ASIC_REG_ISDN_X_NEXTPTR(base) ((base) + ASIC_ISDN_X_NEXTPTR) #define ASIC_REG_ISDN_R_DMAPTR(base) ((base) + ASIC_ISDN_R_DMAPTR) #define ASIC_REG_ISDN_R_NEXTPTR(base) ((base) + ASIC_ISDN_R_NEXTPTR) #define ASIC_REG_BUFF0(base) ((base) + ASIC_BUFF0) #define ASIC_REG_BUFF1(base) ((base) + ASIC_BUFF1) #define ASIC_REG_BUFF2(base) ((base) + ASIC_BUFF2) #define ASIC_REG_BUFF3(base) ((base) + ASIC_BUFF3) #define ASIC_REG_CSR(base) ((base) + ASIC_CSR) #define ASIC_REG_INTR(base) ((base) + ASIC_INTR) #define ASIC_REG_IMSK(base) ((base) + ASIC_IMSK) #define ASIC_REG_CURADDR(base) ((base) + ASIC_CURADDR) #define ASIC_REG_ISDN_X_DATA(base) ((base) + ASIC_ISDN_X_DATA) #define ASIC_REG_ISDN_R_DATA(base) ((base) + ASIC_ISDN_R_DATA) #define ASIC_REG_LANCE_DECODE(base) ((base) + ASIC_LANCE_DECODE) #define ASIC_REG_SCSI_DECODE(base) ((base) + ASIC_SCSI_DECODE) #define ASIC_REG_SCC0_DECODE(base) ((base) + ASIC_SCC0_DECODE) #define ASIC_REG_SCC1_DECODE(base) ((base) + ASIC_SCC1_DECODE) #define ASIC_REG_FLOPPY_DECODE(base) ((base) + ASIC_FLOPPY_DECODE) #define ASIC_REG_SCSI_SCR(base) ((base) + ASIC_SCSI_SCR) #define ASIC_REG_SCSI_SDR0(base) ((base) + ASIC_SCSI_SDR0) #define ASIC_REG_SCSI_SDR1(base) ((base) + ASIC_SCSI_SDR1) /* * And slot assignments. */ #define ASIC_SYS_ETHER_ADDRESS(base) ((base) + ASIC_SLOT_2_START) #define ASIC_SYS_LANCE(base) ((base) + ASIC_SLOT_3_START) #ifdef _KERNEL #define ASIC_SLOT_LANCE 0 /* ASIC slots for interrupt lookup. */ #define ASIC_SLOT_SCC0 1 #define ASIC_SLOT_SCC1 2 #define ASIC_SLOT_RTC 3 #define ASIC_SLOT_ISDN 4 #define ASIC_MAX_NSLOTS 5 /* clock + 2 scc + lance + isdn */ caddr_t asic_base; #endif