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Diffstat (limited to 'scsi/mapped_scsi.h')
| -rw-r--r-- | scsi/mapped_scsi.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/scsi/mapped_scsi.h b/scsi/mapped_scsi.h deleted file mode 100644 index b9c6528..0000000 --- a/scsi/mapped_scsi.h +++ /dev/null @@ -1,90 +0,0 @@ -/* - * 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 Mellon - * the rights to redistribute these changes. - */ -/* - * File: mapped_scsi.h - * Author: Alessandro Forin, Carnegie Mellon University - * Date: 11/90 - * - * Definitions for the User-level SCSI Driver - */ - -/* - * HBA chips of various sorts - */ - -/* DEC 7061 used on pmaxen */ - -typedef struct sii_volatile_regs { - unsigned short sii_conn_csr; - unsigned short sii_data_csr; -} *sii_reg_t; - -#define HBA_DEC_7061 0x00000001 - - /* layout of mapped stuff */ -#define SII_REGS_BASE (SCSI_INFO_BASE+SCSI_INFO_SIZE) -#define SII_REGS_SIZE PAGE_SIZE -#define SII_RAM_BASE (SII_REGS_BASE+SII_REGS_SIZE) - - -/* National 53C94, used on 3maxen' PMAZ-AA boards */ - -typedef struct asc_volatile_regs { - unsigned char csr; - unsigned char isr; - unsigned char seq; - unsigned char cmd; -} *asc_reg_t; - -#define HBA_NCR_53c94 0x00000002 - - /* layout of mapped stuff */ -#define ASC_REGS_BASE (SCSI_INFO_BASE+SCSI_INFO_SIZE) -#define ASC_REGS_SIZE PAGE_SIZE -#define ASC_DMAR_BASE (ASC_REGS_BASE+ASC_REGS_SIZE) -#define ASC_DMAR_SIZE PAGE_SIZE -#define ASC_RAM_BASE (ASC_DMAR_BASE+ASC_DMAR_SIZE) - -/* - * User-mapped information block, common to all - */ -#define SCSI_INFO_BASE 0 -#define SCSI_INFO_SIZE PAGE_SIZE - -#define SCSI_MAX_MAPPED_SIZE (ASC_RAM_BASE+128*1024) - -typedef struct { - int interrupt_count;/* Counter kept by kernel */ - unsigned int wait_event; /* To wait for interrupts */ - unsigned ram_size; - int hba_type; /* Tag for regs union */ - union { /* Space for regs saved on - * intr. Only few used */ - struct asc_volatile_regs asc; - struct sii_volatile_regs sii; - } saved_regs; -} *mapped_scsi_info_t; - |