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Diffstat (limited to 'system/alpha/h/eb66.h')
| -rw-r--r-- | system/alpha/h/eb66.h | 257 |
1 files changed, 257 insertions, 0 deletions
diff --git a/system/alpha/h/eb66.h b/system/alpha/h/eb66.h new file mode 100644 index 000000000..484c583c8 --- /dev/null +++ b/system/alpha/h/eb66.h @@ -0,0 +1,257 @@ +#ifndef __EB66_H_LOADED +#define __EB66_H_LOADED +/***************************************************************************** + + Copyright © 1993, 1994 Digital Equipment Corporation, + Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, provided +that the copyright notice and this permission notice appear in all copies +of software and supporting documentation, and that the name of Digital not +be used in advertising or publicity pertaining to distribution of the software +without specific, written prior permission. Digital grants this permission +provided that you prominently mark, as not part of the original, any +modifications made to this software or documentation. + +Digital Equipment Corporation disclaims all warranties and/or guarantees +with regard to this software, including all implied warranties of fitness for +a particular purpose and merchantability, and makes no representations +regarding the use of, or the results of the use of, the software and +documentation in terms of correctness, accuracy, reliability, currentness or +otherwise; and you rely on the software, documentation and results solely at +your own risk. + +******************************************************************************/ + +/* + * $Id: eb66.h,v 1.1.1.1 1997/10/30 23:27:15 verghese Exp $; + */ + +/* + * $Log: eb66.h,v $ + * Revision 1.1.1.1 1997/10/30 23:27:15 verghese + * current 10/29/97 + * + * Revision 1.21 1995/02/10 02:56:08 fdh + * Disabled bootopt command because the current SROM doesn't support it. + * + * Revision 1.20 1994/12/08 16:42:29 fdh + * Removed EB66P definitions. Moved to eb66p.h + * + * Revision 1.19 1994/11/17 14:15:30 fdh + * Modified definitions for EB66P + * + * Revision 1.18 1994/11/08 21:38:33 fdh + * Added ROM definitions. Moved from rom.c + * Also added Flash ROM definitions to support + * a variant of the EB66 design. + * + * Revision 1.17 1994/08/05 20:13:47 fdh + * Updated Copyright header and RCS $Id: identifier. + * + * Revision 1.16 1994/07/21 18:09:32 fdh + * Added MAXIMUM_SYSTEM_CACHE definition. + * + * Revision 1.15 1994/06/28 20:08:21 fdh + * Modified filenames and build precedure to fit into a FAT filesystem. + * + * Revision 1.14 1994/06/20 14:18:59 fdh + * Fixup header file preprocessor #include conditionals. + * + * Revision 1.13 1994/04/06 05:10:07 fdh + * Removed and ethernet driver. + * + * Revision 1.12 1994/04/04 15:16:29 fdh + * Added definition for LEDPORT. + * + * Revision 1.11 1994/04/01 13:58:53 fdh + * Added MINIMUM_SYSTEM_MEMORY definition and + * removed obsoleted PAL_IMPURE definition. + * + * Revision 1.10 1994/03/24 21:42:48 fdh + * Removed unnecessary compile-time conditionals. + * + * Revision 1.9 1994/03/11 02:55:24 fdh + * Modified the Amd79c960 definitions to accomodate Ladebug. + * + * Revision 1.8 1994/02/14 16:18:14 rusling + * Allow remote debug support in NT build case. + * + * Revision 1.7 1994/01/19 10:22:28 rusling + * Ported to ALpha Windows NT. + * + * Revision 1.6 1993/11/30 15:29:22 rusling + * Mostly complete versions. I've integrated changes to + * the PCI to system address space mappings with all the + * definitions in the system specific include file. + * + * Revision 1.5 1993/11/23 10:43:50 rusling + * Added in IOC information (taken from pci.h). + * + * Revision 1.4 1993/11/22 14:23:03 rusling + * Modified the am8=79c960 definitions. + * + * Revision 1.3 1993/11/22 13:17:55 rusling + * *** empty log message *** + * + * Revision 1.2 1993/11/22 12:16:20 rusling + * Added in further definitions + * + * Revision 1.2 1993/11/22 12:16:20 rusling + * Added in further definitions + * + * Revision 1.1 1993/11/22 11:43:22 rusling + * Initial revision + * + */ + +#ifdef EB66 + +#define BANNER "DECchip 21066 Evaluation Board (EB66) Debug Monitor" +#define PROMPT "EB66> " + +/**************************************************************************** + * Basic * + ****************************************************************************/ + +#define NEEDPCI +#define NEEDDEBUGGER +#define NEEDFLOPPY +#define NEED21040 +#define DISABLEBOOTOPTION /* Current SROM does not support this */ + +/**************************************************************************** + * The IOC registers * + ****************************************************************************/ + +/* + * Status Register. + */ +#define IOC_REG_STATUS_0 0x40 +#define IOC_STATUS_0_M_ERR 0x00000010 + /* 4 = error */ +#define IOC_STATUS_0_M_CODE 0x00000700 + /* 10:8 = error code */ +#define IOC_STATUS_0_ERROR_RETRY 0 +#define IOC_STATUS_0_ERROR_NODEV 1 +#define IOC_STATUS_0_ERROR_BADDATA 2 +#define IOC_STATUS_0_ERROR_ABORT 3 +#define IOC_STATUS_0_ERROR_BADADDR 4 +#define IOC_STATUS_0_ERROR_PAGERD 5 +#define IOC_STATUS_0_ERROR_BADPAGE 6 +#define IOC_STATUS_0_ERROR_DATA 7 + +/* + * PCI Target Window Registers (64bits wide). + */ +#define IOC_W_BASE_0 0x100 +#define IOC_W_BASE_1 0x120 +#define IOC_W_MASK_0 0x140 +#define IOC_W_MASK_1 0x160 +#define IOC_W_T_BASE_0 0x180 +#define IOC_W_T_BASE_1 0x1A0 + +#define IOC_W_BASE_M_WEN 0x0000000200000000 /* bit 33 */ + +/**************************************************************************** + * Plug in cards, what does it have? * + ****************************************************************************/ +/* + * The Allied Telesis card is an ISA card based on the am79c960 + * chip. + */ +#define ALLIED_TELESIS_AT_1500T + +/* + * The DEC Etherworks ISA card is a LANCE like device. + */ +#define DEC_ETHERWORKS + + +/**************************************************************************** + * ISA Address Space * + ****************************************************************************/ + +#define RTCBASE 0x70 +#define LEDPORT 0x80 /* JDR Microdevices P.O.S.T. Diagnostics Card. */ + +/* + * Allied telesis is optional. We treat it like an optional + * am79c960 as far as the driver is concerned, see /h/am79c960.h + * for more definitions and /ether/am79c960.c for the device + * driver. + */ +#ifdef ALLIED_TELESIS_AT_1500T +#define OPTIONAL_AM79C960 /* warning only define this once */ +#define NEEDAM79C960 /* same for this */ +#define OPTIONAL_AM79C960_BASE 0x360 +#define OPTIONAL_AM79C960_INT 9 + +/* + * This parameter determines the + * DMA Mask for the DMA2 controller. + * Mask Channel + * ---- ------- + * 1 5 + * 2 6 + * 3 7 + * 4 8 + */ +#define OPTIONAL_AM79C960_DMA 1 /* Selects DMA Channel 5 */ +#endif + +#ifdef DEC_ETHERWORKS +#define DEC_ETHERWORKS_BASE 0x300 +#endif + +/**************************************************************************** + * System Address Space * + ****************************************************************************/ + +#define MINIMUM_SYSTEM_MEMORY 0x800000 +#define MAXIMUM_SYSTEM_CACHE 0x100000 +#define DMA_BUFF_BASE 0x100000 + + +/**************************************************************************** + * PCI Address Space * + ****************************************************************************/ +/* + * Definitions for the windows mapping PCI addresses into + * system addresses. + * + * 1 megabyte window at 1 megabyte mapping into 1 megabyte. + */ +#define PCI_BASE_1_USED 1 +#define PCI_BASE_1 0x00100000 +#define PCI_MASK_1 0x00000000 +#define PCI_TBASE_1 0x00100000 + +#define PCI_BASE_2_USED 0 +#define PCI_BASE_2 0x00000000 +#define PCI_MASK_2 0x00000000 +#define PCI_TBASE_2 0x00000000 + +/* + * Each mask translates to a number of these units. For + * 21066 this unit is 1Mbyte. + */ +#define PCI_MASK_UNIT 0x100000 + +/* + * Where do we start allocating addresses from in PCI I/O space? + */ +#define PCI_IO_BASE 0xB000 + +/* + * ROM definitions. + */ +#define ROMBASE 0xFFF80000 +#define ROMSIZE 0x80000 +#define ROMINC 0x1 + +#endif /* EB66 */ +#endif /* __EB66_H_LOADED */ |