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/* $OpenBSD: iodc.h,v 1.1 1998/06/23 19:45:23 mickey Exp $ */
/*
* Copyright (c) 1990 mt Xinu, Inc. All rights reserved.
* Copyright (c) 1990,1991,1992,1994 University of Utah. All rights reserved.
*
* Permission to use, copy, modify and distribute this software is hereby
* granted provided that (1) source code retains these copyright, permission,
* and disclaimer notices, and (2) redistributions including binaries
* reproduce the notices in supporting documentation, and (3) all advertising
* materials mentioning features or use of this software display the following
* acknowledgement: ``This product includes software developed by the
* Computer Systems Laboratory at the University of Utah.''
*
* This file may be freely distributed in any form as long as
* this copyright notice is included.
* MTXINU, THE UNIVERSITY OF UTAH, AND CSL PROVIDE THIS SOFTWARE ``AS
* IS'' AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
* WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND
* FITNESS FOR A PARTICULAR PURPOSE.
*
* CSL requests users of this software to return to csl-dist@cs.utah.edu any
* improvements that they make and grant CSL redistribution rights.
*
* Utah $Hdr: iodc.h 1.6 94/12/14$
*/
/*
* Definitions for talking to IODC (I/O Dependent Code).
*
* The PDC is used to load I/O Dependent Code from a particular module.
* I/O Dependent Code is module-type dependent software which provides
* a uniform way to identify, initialize, and access a module (and in
* some cases, their devices).
*/
#ifndef _IODC_
#define _IODC_
#define MINIOSIZ 64 /* minimum buffer size for IODC call */
#define MAXIOSIZ (64 * 1024) /* maximum buffer size for IODC call */
/*
* IODC Entry Indices and their arguments...
*/
#define IODC_DATA 0 /* get the 16-byte IODC structure (see below) */
#define IODC_INIT 3 /* initialize (see options below) */
#define IODC_INIT_FIRST 2 /* find first device on module */
#define IODC_INIT_NEXT 3 /* find subsequent devices on module */
#define IODC_INIT_ALL 4 /* initialize module and device */
#define IODC_INIT_DEV 5 /* initialize device */
#define IODC_INIT_MOD 6 /* initialize module */
#define IODC_INIT_MSG 9 /* return error message(s) */
#define IODC_IO 4 /* perform I/O (see options below) */
#define IODC_IO_BOOTIN 0 /* read from boot device */
#define IODC_IO_BOOTOUT 1 /* write to boot device */
#define IODC_IO_CONSIN 2 /* read from console */
#define IODC_IO_CONSOUT 3 /* write to conosle */
#define IODC_IO_MSG 9 /* return error message(s) */
#define IODC_SPA 5 /* get extended SPA information */
#define IODC_SPA_DFLT 0 /* return SPA information */
#define IODC_TEST 8 /* perform self tests */
#define IODC_TEST_INFO 0 /* return test information */
#define IODC_TEST_STEP 1 /* execute a particular test */
#define IODC_TEST_TEST 2 /* describe a test section */
#define IODC_TEST_MSG 9 /* return error message(s) */
/*
* The following structure defines what a particular IODC returns when
* given the IODC_DATA argument.
*/
#if !defined(_LOCORE) && !defined(ASSEMBLER)
struct iodc_data {
u_int iodc_model: 8, /* hardware model number */
iodc_revision:8, /* software revision */
iodc_spa_io: 1, /* 0:memory, 1:device */
iodc_spa_pack:1, /* 1:packed multiplexor */
iodc_spa_enb:1, /* 1:has an spa */
iodc_spa_shift:5, /* power of two # bytes in SPA space */
iodc_more: 1, /* iodc_data is: 0:8-byte, 1:16-byte */
iodc_word: 1, /* io_dc_data is: 0:byte, 1:word */
iodc_pf: 1, /* 1:supports powerfail */
iodc_type: 5; /* see below */
u_int iodc_sv_rev: 4, /* software version revision number */
iodc_sv_model:20, /* software interface model # */
iodc_sv_opt: 8; /* type-specific options */
u_char iodc_rev; /* revision number of IODC code */
u_char iodc_dep; /* module-dependent information */
u_char iodc_rsv[2]; /* reserved */
u_short iodc_cksum; /* 16-bit checksum of whole IODC */
u_short iodc_length; /* number of entry points in IODC */
/* IODC entry points follow... */
};
#endif /* !(_LOCORE || ASSEMBLER) */
/* iodc_type */
#define IODC_TP_NPROC 0 /* native processor */
#define IODC_TP_MEMORY 1 /* memory */
#define IODC_TP_B_DMA 2 /* Type-B DMA (NIO Transit, Parallel, ... ) */
#define IODC_TP_B_DIRECT 3 /* Type-B Direct */
#define IODC_TP_A_DMA 4 /* Type-A DMA (NIO HPIB, LAN, ... ) */
#define IODC_TP_A_DIRECT 5 /* Type-A Direct (RS232, HIL, ... ) */
#define IODC_TP_OTHER 6 /* other */
#define IODC_TP_BCPORT 7 /* Bus Converter Port */
#define IODC_TP_CIO 8 /* CIO adapter */
#define IODC_TP_CONSOLE 9 /* console */
#define IODC_TP_FIO 10 /* foreign I/O module */
#define IODC_TP_BA 11 /* bus adaptor */
#define IODC_TP_MULTI 12 /* Multiple-Type I/O */
#define IODC_TP_FAULTY 31 /* broken */
/* iodc_sv_model (IODC_TP_MEMORY) */
#define SVMOD_MEM_ARCH 0x8 /* architected memory module */
#define SVMOD_MEM_PDEP 0x9 /* processor-dependent memory module */
/* iodc_sv_model (IODC_TP_OTHER) */
#define SVMOD_O_SPECFB 0x48 /* hp800 Spectograph frame buffer */
#define SVMOD_O_SPECCTL 0x49 /* hp800 Spectograph control */
/* iodc_sv_model (IODC_TP_BA) */
#define SVMOD_BA_ASP 0x70 /* hp700 Core Bus Adapter (ASP/Hardball) */
#define SVMOD_BA_EISA 0x76 /* hp700 EISA Bus Adapter */
#define SVMOD_BA_VME 0x78 /* hp700 VME Bus Adapter (unsupported) */
#define SVMOD_BA_LASI 0x81 /* hp700 712 Bus Adapter */
#define SVMOD_BA_WAX 0x8e /* hp700 ??? Bus Adapter (unsupported) */
/* iodc_sv_model (IODC_TP_FIO) */
#define SVMOD_FIO_SCSI 0x71 /* hp700 Core SCSI */
#define SVMOD_FIO_FWSCSI 0x7c /* hp700 Core FW SCSI */
#define SVMOD_FIO_LAN 0x72 /* hp700 Core LAN */
#define SVMOD_FIO_FDDI 0x7d /* hp700 Core FDDI (unsupported) */
#define SVMOD_FIO_HIL 0x73 /* hp700 Core HIL */
#define SVMOD_FIO_CENT 0x74 /* hp700 Core Centronics */
#define SVMOD_FIO_RS232 0x75 /* hp700 Core RS-232 */
#define SVMOD_FIO_SGC 0x77 /* hp700 SGC Graphics */
#define SVMOD_FIO_A1 0x7a /* hp700 Core audio (type 1) */
#define SVMOD_FIO_A1NB 0x7e /* hp700 Core audio (type 1, no beeper) */
#define SVMOD_FIO_A2 0x7f /* hp700 Core audio (type 2) */
#define SVMOD_FIO_A2NB 0x7b /* hp700 Core audio (type 2, no beeper) */
#define SVMOD_FIO_HPIB 0x80 /* hp700 Core HPIB (unsupported) */
#define SVMOD_FIO_GSCSI 0x82 /* hp712 Core SCSI */
#define SVMOD_FIO_GPCFD 0x83 /* hp712 PC floppy disk */
#define SVMOD_FIO_GPCIO 0x84 /* hp712 PC keyboard and mouse */
#define SVMOD_FIO_GGRF 0x85 /* hp712 SGC Graphics */
#define SVMOD_FIO_GLAN 0x8a /* hp712 Core LAN */
#define SVMOD_FIO_GRS232 0x8c /* hp712 Core RS232 */
#endif /* _IODC_ */
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