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NetBSD/sys/dev/std/ieee1212reg.h

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/* $NetBSD: ieee1212reg.h,v 1.10 2005/12/11 12:23:56 christos Exp $ */
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by
*
* 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 NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#ifndef _DEV_STD_IEEE1212REG_H_
#define _DEV_STD_IEEE1212REG_H_
/* This file contains definitions from ISO/IEC 1312 or ANSI/IEEE Std 1212
* Informaton techonology
* Microprocessor systes
* Control and Status Registers (CSR)
* Architecture for microcomputer buses
* First edition 1994-10-05
*/
/* Lock transaction codes (Table 5)
*/
#define P1212_XTCODE_RESERVED_0 0
#define P1212_XTCODE_MASK_SWAP 1
#define P1212_XTCODE_COMPARE_SWAP 2
#define P1212_XTCODE_FETCH_ADD 3
#define P1212_XTCODE_LITTLE_ADD 4
#define P1212_XTCODE_BOUNDED_ADD 5
#define P1212_XTCODE_WRAP_ADD 6
#define P1212_XTCODE_VENDOR_DEPENDENT 7
/* Header: Rom Format (1 Quadlet)
* Bus Info Block: <info-length> Quadlets
* Root Directory
* Unit Directory
* Root & Unit Leaves
* Vendor Dependent Information
*/
/* ROM Formats
* 0x00-0x000000 Initializing
* 0x01-0xzzyyxx Minimal (zz-yy-xx is an OUI)
* 0xii-0xcc-0xllll General (ii is info-length,
* cc is crc-length, llll is length)
*/
#define P1212_ROMFMT_INIT 0x00
#define P1212_ROMFMT_MINIMAL 0x01
/* uint32_t P1212_ROMFMT_MK_INIT(void)
*/
#define P1212_ROMFMT_MK_INIT() 0x00000000
/* uint32_t P1212_ROMFMT_MK_MINIMAL(const uint8_t *oui);
*/
#define P1212_ROMFMT_MK_MINIMAL(oui) \
((P1212_ROMFMT_MINIMAL << 24) \
| ((oui[0]) << 16) \
| ((oui[1]) << 8) \
| ((oui[2]) << 0))
/* uint32_t P1212_ROMFMT_MK_GENERAL(size_t info_len, size_t crc_len,
* uint16_t crc);
*/
#define P1212_ROMFMT_MK_GENERAL(info_len, crc_len, crc_value) \
(((info_len) << 24) \
| ((crc_len) << 16) \
| ((crc_value) << 0))
/* unsigned P1212_ROMFMT_GET_FMT(uint32_t);
*/
#define P1212_ROMFMT_GET_FMT(quadlet) (((quadlet) >> 24) & 0xff)
/* void P1212_ROMFMT_GET_OUI(uint32_t quadlet, uint8_t *oui);
*/
#define P1212_ROMTFMT_GET_OUI(quadlet, oui) do { \
(oui)[0] = ((quadlet) >> 16) & 0xff; \
(oui)[1] = ((quadlet) >> 8) & 0xff; \
(oui)[2] = ((quadlet) >> 0) & 0xff; \
} while (0)
/* size_t P1212_ROMGET_GET_INFOLEN(uint32_t quadlet);
*/
#define P1212_ROMFMT_GET_INFOLEN(quadlet) (((quadlet) >> 24) & 0xff)
/* size_t P1212_ROMGET_GET_CRCLEN(uint32_t quadlet);
*/
#define P1212_ROMFMT_GET_CRCLEN(quadlet) (((quadlet) >> 16) & 0xff)
/* size_t P1212_ROMGET_GET_CRC(uint32_t quadlet);
*/
#define P1212_ROMFMT_GET_CRC(quadlet) ((uint16_t)(quadlet))
/* uint8_t P1212_DIRENT_GET_KEY(uint32_t quadlet);
*/
#define P1212_DIRENT_GET_KEY(quadlet) (((quadlet) >> 24) & 0xff)
/* unsigned int P1212_DIRENT_GET_KEYTYPE(uint32_t quadlet);
*/
#define P1212_DIRENT_GET_KEYTYPE(quadlet) (((quadlet) >> 30) & 0x03)
/* unsigned int P1212_DIRENT_GET_KEYVALUE(uint32_t quadlet);
*/
#define P1212_DIRENT_GET_KEYVALUE(quadlet) (((quadlet) >> 24) & 0x3f)
/* unsigned int P1212_DIRENT_GET_OFFSET(uint32_t quadlet);
*/
#define P1212_DIRENT_GET_OFFSET(quadlet) ((quadlet) & 0xffffff)
/* unsigned int P1212_DIRENT_GET_VALUE(uint32_t quadlet);
*/
#define P1212_DIRENT_GET_VALUE(quadlet) ((quadlet) & 0xffffff)
/* u_int16_t P1212_DIRENT_GET_LEN(quadlet);
*/
#define P1212_DIRENT_GET_LEN(quadlet) (((quadlet) >> 16) & 0xffff)
/* u_int16_t P1212_DIRENT_GET_CRC(quadlet);
*/
#define P1212_DIRENT_GET_CRC(quadlet) ((uint16_t)(quadlet))
/* Key Types are stored in bits 31-30 of a directory entry.
*/
#define P1212_KEYTYPE_Immediate 0x00
#define P1212_KEYTYPE_Offset 0x01
#define P1212_KEYTYPE_Leaf 0x02
#define P1212_KEYTYPE_Directory 0x03
/* Key Values are stored in bits 29-24 of a directory entry.
*/
#define P1212_KEYVALUE_Textual_Descriptor 0x01 /* leaf | directory */
#define P1212_KEYVALUE_Bus_Dependent_Info 0x02 /* leaf | directory */
#define P1212_KEYVALUE_Module_Vendor_Id 0x03 /* immediate */
#define P1212_KEYVALUE_Module_Hw_Version 0x04 /* immediate */
#define P1212_KEYVALUE_Module_Spec_Id 0x05 /* immediate */
#define P1212_KEYVALUE_Module_Sw_Version 0x06 /* immediate */
#define P1212_KEYVALUE_Module_Dependent_Info 0x07 /* leaf | directory */
#define P1212_KEYVALUE_Node_Vendor_Id 0x08 /* immediate */
#define P1212_KEYVALUE_Node_Hw_Version 0x09 /* immediate */
#define P1212_KEYVALUE_Node_Spec_Id 0x0a /* immediate */
#define P1212_KEYVALUE_Node_Sw_Version 0x0b /* immediate */
#define P1212_KEYVALUE_Node_Capabilities 0x0c /* immediate */
#define P1212_KEYVALUE_Node_Unique_Id 0x0d /* leaf */
#define P1212_KEYVALUE_Node_Units_Extent 0x0e /* immediate | offset */
#define P1212_KEYVALUE_Node_Memory_Extent 0x0f /* immediate | offset */
#define P1212_KEYVALUE_Node_Dependent_Info 0x10 /* leaf | directory */
#define P1212_KEYVALUE_Unit_Directory 0x11 /* directory */
#define P1212_KEYVALUE_Unit_Spec_Id 0x12 /* immediate */
#define P1212_KEYVALUE_Unit_Sw_Version 0x13 /* immediate */
#define P1212_KEYVALUE_Unit_Dependent_Info 0x14 /* leaf | directory */
#define P1212_KEYVALUE_Unit_Location 0x15 /* leaf */
#define P1212_KEYVALUE_Unit_Poll_Mask 0x16 /* immediate */
/*
* Items not in original p1212 standard but are in proposed drafts and in use
* already in some roms.
*/
#define P1212_KEYVALUE_Model 0x17 /* immediate */
#define P1212_KEYVALUR_Instance_Directory 0x18 /* directory */
#define P1212_KEYVALUE_Keyword 0x19 /* leaf */
#define P1212_KEYVALUE_Feature_Directory 0x1A /* directory */
#define P1212_KEYVALUE_Extended_ROM 0x1B /* leaf */
#define P1212_KEYVALUE_Extended_Key_Spec_Id 0x1C /* immediate */
#define P1212_KEYVALUE_Extended_Key 0x1D /* immediate */
#define P1212_KEYVALUE_Extended_Data 0x1E /* imm|leaf|dir|offset */
#define P1212_KEYVALUE_Modifiable_Descriptor 0x1F /* leaf */
#define P1212_KEYVALUE_Directory_Id 0x20 /* immediate */
#define P1212_KEYTYPE_STRINGS { "Immediate", "Offset", "Leaf", "Directory" }
#define P1212_KEYVALUE_STRINGS { "Root-Directory", \
"Textual-Descriptor", "Bus-Dependent-Info", "Module-Vendor-Id", \
"Module-Hw-Version", "Module-Spec-Id", "Module-Sw-Version", \
"Module-Dependent-Info", "Node-Vendor-Id", "Node-Hw_Version", \
"Node-Spec-Id", "Node-Sw-Verson", "Node-Capabilities", \
"Node-Unique-Id", "Node-Units-Extent", "Node-Memory-Extent", \
"Node-Dependent-Info", "Unit-Directory", "Unit-Spec-Id", \
"Unit-Sw-Version", "Unit-Dependent-Info", "Unit-Location", \
"Unit-Poll-Mask", "Model", "Instance-Directory", "Keyword", \
"Feature-Directory", "Extended-ROM", "Extended-Key-Spec-Id", \
"Extended-Key", "Extended-Data", "Modifiable-Descriptor", \
"Directory-Id" }
/* Leaf nodes look like:
*
* [0] 0xnnnn-0xcccc length, crc16
* [n]
*
* Text leaves look like:
* [0] 0xnnnn-0xcccc length, crc16
* [1] 0xtt-0xiiiiii specifier type, specifier id
* [2] 0xllllllll language id
*/
#define P1212_TEXT_Min_Leaf_Length 0x3
#define P1212_TEXT_GET_Spec_Type(quadlet) (((quadlet) & 0xff000000) >> 24)
#define P1212_TEXT_GET_Spec_Id(quadlet) ((quadlet) & 0xffffff)
/*
* Directory nodes look like:
* [0] 0xnnnn-0xcccc length, crc16
* [1] direntry
* [n] direntry
*/
/* Some definitions for the p1212_find routines. */
#define P1212_FIND_SEARCHALL 0x1
#define P1212_FIND_RETURNALL 0x2
/* Mask definitions for overriding the p1212 standard checks. */
/*
* XXX: Note that some of these go away if full p1212r support is done as
* a lot of the restrictions were lifted there in what can go where.
*/
/* Normally dependent info can only be leaf or directory. Allow offsets also */
#define P1212_ALLOW_DEPENDENT_INFO_OFFSET_TYPE 0x1
/* Same thing applies for immediate types. */
#define P1212_ALLOW_DEPENDENT_INFO_IMMED_TYPE 0x2
#define P1212_ALLOW_VENDOR_DIRECTORY_TYPE 0x4
#endif /* _DEV_STD_IEEE1212REG_H_ */
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