322 lines
12 KiB
C
322 lines
12 KiB
C
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/***********************license start***************
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* Author: Cavium Networks
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*
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* Contact: support@caviumnetworks.com
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* This file is part of the OCTEON SDK
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*
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* Copyright (c) 2003-2008 Cavium Networks
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*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, Version 2, as
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* published by the Free Software Foundation.
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*
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* This file is distributed in the hope that it will be useful, but
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* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
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* NONINFRINGEMENT. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this file; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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* or visit http://www.gnu.org/licenses/.
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*
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* This file may also be available under a different license from Cavium.
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* Contact Cavium Networks for more information
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***********************license end**************************************/
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/*
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*
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* File defining different Octeon model IDs and macros to
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* compare them.
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*
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*/
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#ifndef __OCTEON_MODEL_H__
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#define __OCTEON_MODEL_H__
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/* NOTE: These must match what is checked in common-config.mk */
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/* Defines to represent the different versions of Octeon. */
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/*
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* IMPORTANT: When the default pass is updated for an Octeon Model,
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* the corresponding change must also be made in the oct-sim script.
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*/
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/*
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* The defines below should be used with the OCTEON_IS_MODEL() macro
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* to determine what model of chip the software is running on. Models
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* ending in 'XX' match multiple models (families), while specific
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* models match only that model. If a pass (revision) is specified,
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* then only that revision will be matched. Care should be taken when
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* checking for both specific models and families that the specific
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* models are checked for first. While these defines are similar to
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* the processor ID, they are not intended to be used by anything
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* other that the OCTEON_IS_MODEL framework, and the values are
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* subject to change at anytime without notice.
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*
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* NOTE: only the OCTEON_IS_MODEL() macro/function and the OCTEON_CN*
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* macros should be used outside of this file. All other macros are
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* for internal use only, and may change without notice.
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*/
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/* Flag bits in top byte */
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/* Ignores revision in model checks */
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#define OM_IGNORE_REVISION 0x01000000
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/* Check submodels */
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#define OM_CHECK_SUBMODEL 0x02000000
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/* Match all models previous than the one specified */
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#define OM_MATCH_PREVIOUS_MODELS 0x04000000
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/* Ignores the minor revison on newer parts */
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#define OM_IGNORE_MINOR_REVISION 0x08000000
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#define OM_FLAG_MASK 0xff000000
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/*
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* CN5XXX models with new revision encoding
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*/
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#define OCTEON_CN58XX_PASS1_0 0x000d0300
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#define OCTEON_CN58XX_PASS1_1 0x000d0301
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#define OCTEON_CN58XX_PASS1_2 0x000d0303
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#define OCTEON_CN58XX_PASS2_0 0x000d0308
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#define OCTEON_CN58XX_PASS2_1 0x000d0309
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#define OCTEON_CN58XX_PASS2_2 0x000d030a
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#define OCTEON_CN58XX_PASS2_3 0x000d030b
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#define OCTEON_CN58XX (OCTEON_CN58XX_PASS1_0 | OM_IGNORE_REVISION)
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#define OCTEON_CN58XX_PASS1_X (OCTEON_CN58XX_PASS1_0 \
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| OM_IGNORE_MINOR_REVISION)
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#define OCTEON_CN58XX_PASS2_X (OCTEON_CN58XX_PASS2_0 \
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| OM_IGNORE_MINOR_REVISION)
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#define OCTEON_CN58XX_PASS1 OCTEON_CN58XX_PASS1_X
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#define OCTEON_CN58XX_PASS2 OCTEON_CN58XX_PASS2_X
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#define OCTEON_CN56XX_PASS1_0 0x000d0400
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#define OCTEON_CN56XX_PASS1_1 0x000d0401
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#define OCTEON_CN56XX_PASS2_0 0x000d0408
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#define OCTEON_CN56XX_PASS2_1 0x000d0409
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#define OCTEON_CN56XX (OCTEON_CN56XX_PASS2_0 | OM_IGNORE_REVISION)
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#define OCTEON_CN56XX_PASS1_X (OCTEON_CN56XX_PASS1_0 \
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| OM_IGNORE_MINOR_REVISION)
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#define OCTEON_CN56XX_PASS2_X (OCTEON_CN56XX_PASS2_0 \
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| OM_IGNORE_MINOR_REVISION)
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#define OCTEON_CN56XX_PASS1 OCTEON_CN56XX_PASS1_X
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#define OCTEON_CN56XX_PASS2 OCTEON_CN56XX_PASS2_X
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#define OCTEON_CN57XX OCTEON_CN56XX
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#define OCTEON_CN57XX_PASS1 OCTEON_CN56XX_PASS1
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#define OCTEON_CN57XX_PASS2 OCTEON_CN56XX_PASS2
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#define OCTEON_CN55XX OCTEON_CN56XX
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#define OCTEON_CN55XX_PASS1 OCTEON_CN56XX_PASS1
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#define OCTEON_CN55XX_PASS2 OCTEON_CN56XX_PASS2
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#define OCTEON_CN54XX OCTEON_CN56XX
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#define OCTEON_CN54XX_PASS1 OCTEON_CN56XX_PASS1
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#define OCTEON_CN54XX_PASS2 OCTEON_CN56XX_PASS2
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#define OCTEON_CN50XX_PASS1_0 0x000d0600
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#define OCTEON_CN50XX (OCTEON_CN50XX_PASS1_0 | OM_IGNORE_REVISION)
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#define OCTEON_CN50XX_PASS1_X (OCTEON_CN50XX_PASS1_0 \
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| OM_IGNORE_MINOR_REVISION)
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#define OCTEON_CN50XX_PASS1 OCTEON_CN50XX_PASS1_X
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/*
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* NOTE: Octeon CN5000F model is not identifiable using the
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* OCTEON_IS_MODEL() functions, but are treated as CN50XX.
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*/
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#define OCTEON_CN52XX_PASS1_0 0x000d0700
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#define OCTEON_CN52XX_PASS2_0 0x000d0708
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#define OCTEON_CN52XX (OCTEON_CN52XX_PASS2_0 | OM_IGNORE_REVISION)
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#define OCTEON_CN52XX_PASS1_X (OCTEON_CN52XX_PASS1_0 \
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| OM_IGNORE_MINOR_REVISION)
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#define OCTEON_CN52XX_PASS2_X (OCTEON_CN52XX_PASS2_0 \
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| OM_IGNORE_MINOR_REVISION)
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#define OCTEON_CN52XX_PASS1 OCTEON_CN52XX_PASS1_X
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#define OCTEON_CN52XX_PASS2 OCTEON_CN52XX_PASS2_X
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/*
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* CN3XXX models with old revision enconding
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*/
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#define OCTEON_CN38XX_PASS1 0x000d0000
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#define OCTEON_CN38XX_PASS2 0x000d0001
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#define OCTEON_CN38XX_PASS3 0x000d0003
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#define OCTEON_CN38XX (OCTEON_CN38XX_PASS3 | OM_IGNORE_REVISION)
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#define OCTEON_CN36XX OCTEON_CN38XX
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#define OCTEON_CN36XX_PASS2 OCTEON_CN38XX_PASS2
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#define OCTEON_CN36XX_PASS3 OCTEON_CN38XX_PASS3
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/* The OCTEON_CN31XX matches CN31XX models and the CN3020 */
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#define OCTEON_CN31XX_PASS1 0x000d0100
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#define OCTEON_CN31XX_PASS1_1 0x000d0102
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#define OCTEON_CN31XX (OCTEON_CN31XX_PASS1 | OM_IGNORE_REVISION)
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/*
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* This model is only used for internal checks, it is not a valid
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* model for the OCTEON_MODEL environment variable. This matches the
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* CN3010 and CN3005 but NOT the CN3020.
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*/
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#define OCTEON_CN30XX_PASS1 0x000d0200
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#define OCTEON_CN30XX_PASS1_1 0x000d0202
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#define OCTEON_CN30XX (OCTEON_CN30XX_PASS1 | OM_IGNORE_REVISION)
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#define OCTEON_CN3005_PASS1 (0x000d0210 | OM_CHECK_SUBMODEL)
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#define OCTEON_CN3005_PASS1_0 (0x000d0210 | OM_CHECK_SUBMODEL)
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#define OCTEON_CN3005_PASS1_1 (0x000d0212 | OM_CHECK_SUBMODEL)
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#define OCTEON_CN3005 (OCTEON_CN3005_PASS1 | OM_IGNORE_REVISION \
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| OM_CHECK_SUBMODEL)
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#define OCTEON_CN3010_PASS1 (0x000d0200 | OM_CHECK_SUBMODEL)
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#define OCTEON_CN3010_PASS1_0 (0x000d0200 | OM_CHECK_SUBMODEL)
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#define OCTEON_CN3010_PASS1_1 (0x000d0202 | OM_CHECK_SUBMODEL)
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#define OCTEON_CN3010 (OCTEON_CN3010_PASS1 | OM_IGNORE_REVISION \
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| OM_CHECK_SUBMODEL)
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#define OCTEON_CN3020_PASS1 (0x000d0110 | OM_CHECK_SUBMODEL)
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#define OCTEON_CN3020_PASS1_0 (0x000d0110 | OM_CHECK_SUBMODEL)
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#define OCTEON_CN3020_PASS1_1 (0x000d0112 | OM_CHECK_SUBMODEL)
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#define OCTEON_CN3020 (OCTEON_CN3020_PASS1 | OM_IGNORE_REVISION \
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| OM_CHECK_SUBMODEL)
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/* This matches the complete family of CN3xxx CPUs, and not subsequent models */
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#define OCTEON_CN3XXX (OCTEON_CN58XX_PASS1_0 \
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| OM_MATCH_PREVIOUS_MODELS \
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| OM_IGNORE_REVISION)
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/* The revision byte (low byte) has two different encodings.
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* CN3XXX:
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*
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* bits
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* <7:5>: reserved (0)
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* <4>: alternate package
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* <3:0>: revision
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*
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* CN5XXX:
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*
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* bits
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* <7>: reserved (0)
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* <6>: alternate package
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* <5:3>: major revision
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* <2:0>: minor revision
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*
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*/
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/* Masks used for the various types of model/family/revision matching */
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#define OCTEON_38XX_FAMILY_MASK 0x00ffff00
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#define OCTEON_38XX_FAMILY_REV_MASK 0x00ffff0f
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#define OCTEON_38XX_MODEL_MASK 0x00ffff10
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#define OCTEON_38XX_MODEL_REV_MASK (OCTEON_38XX_FAMILY_REV_MASK \
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| OCTEON_38XX_MODEL_MASK)
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/* CN5XXX and later use different layout of bits in the revision ID field */
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#define OCTEON_58XX_FAMILY_MASK OCTEON_38XX_FAMILY_MASK
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#define OCTEON_58XX_FAMILY_REV_MASK 0x00ffff3f
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#define OCTEON_58XX_MODEL_MASK 0x00ffffc0
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#define OCTEON_58XX_MODEL_REV_MASK (OCTEON_58XX_FAMILY_REV_MASK \
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| OCTEON_58XX_MODEL_MASK)
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#define OCTEON_58XX_MODEL_MINOR_REV_MASK (OCTEON_58XX_MODEL_REV_MASK \
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& 0x00fffff8)
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#define __OCTEON_MATCH_MASK__(x, y, z) (((x) & (z)) == ((y) & (z)))
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/* NOTE: This is for internal (to this file) use only. */
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static inline int __OCTEON_IS_MODEL_COMPILE__(uint32_t arg_model,
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uint32_t chip_model)
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{
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uint32_t rev_and_sub = OM_IGNORE_REVISION | OM_CHECK_SUBMODEL;
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if ((arg_model & OCTEON_38XX_FAMILY_MASK) < OCTEON_CN58XX_PASS1_0) {
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if (((arg_model & OM_FLAG_MASK) == rev_and_sub) &&
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__OCTEON_MATCH_MASK__(chip_model, arg_model,
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OCTEON_38XX_MODEL_MASK))
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return 1;
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if (((arg_model & OM_FLAG_MASK) == 0) &&
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__OCTEON_MATCH_MASK__(chip_model, arg_model,
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OCTEON_38XX_FAMILY_REV_MASK))
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return 1;
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if (((arg_model & OM_FLAG_MASK) == OM_IGNORE_REVISION) &&
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__OCTEON_MATCH_MASK__(chip_model, arg_model,
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OCTEON_38XX_FAMILY_MASK))
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return 1;
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if (((arg_model & OM_FLAG_MASK) == OM_CHECK_SUBMODEL) &&
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__OCTEON_MATCH_MASK__((chip_model), (arg_model),
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OCTEON_38XX_MODEL_REV_MASK))
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return 1;
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if ((arg_model & OM_MATCH_PREVIOUS_MODELS) &&
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((chip_model & OCTEON_38XX_MODEL_MASK) <
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(arg_model & OCTEON_38XX_MODEL_MASK)))
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return 1;
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} else {
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if (((arg_model & OM_FLAG_MASK) == rev_and_sub) &&
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__OCTEON_MATCH_MASK__((chip_model), (arg_model),
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OCTEON_58XX_MODEL_MASK))
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return 1;
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if (((arg_model & OM_FLAG_MASK) == 0) &&
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__OCTEON_MATCH_MASK__((chip_model), (arg_model),
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OCTEON_58XX_FAMILY_REV_MASK))
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return 1;
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if (((arg_model & OM_FLAG_MASK) == OM_IGNORE_MINOR_REVISION) &&
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__OCTEON_MATCH_MASK__((chip_model), (arg_model),
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OCTEON_58XX_MODEL_MINOR_REV_MASK))
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return 1;
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if (((arg_model & OM_FLAG_MASK) == OM_IGNORE_REVISION) &&
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__OCTEON_MATCH_MASK__((chip_model), (arg_model),
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OCTEON_58XX_FAMILY_MASK))
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return 1;
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if (((arg_model & OM_FLAG_MASK) == OM_CHECK_SUBMODEL) &&
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__OCTEON_MATCH_MASK__((chip_model), (arg_model),
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OCTEON_58XX_MODEL_REV_MASK))
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return 1;
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if ((arg_model & OM_MATCH_PREVIOUS_MODELS) &&
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((chip_model & OCTEON_58XX_MODEL_MASK) <
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(arg_model & OCTEON_58XX_MODEL_MASK)))
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return 1;
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}
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return 0;
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}
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/* forward declarations */
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static inline uint32_t cvmx_get_proc_id(void) __attribute__ ((pure));
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static inline uint64_t cvmx_read_csr(uint64_t csr_addr);
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/* NOTE: This for internal use only!!!!! */
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static inline int __octeon_is_model_runtime__(uint32_t model)
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{
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uint32_t cpuid = cvmx_get_proc_id();
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/*
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* Check for special case of mismarked 3005 samples. We only
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* need to check if the sub model isn't being ignored.
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*/
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if ((model & OM_CHECK_SUBMODEL) == OM_CHECK_SUBMODEL) {
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if (cpuid == OCTEON_CN3010_PASS1 \
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&& (cvmx_read_csr(0x80011800800007B8ull) & (1ull << 34)))
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cpuid |= 0x10;
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}
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return __OCTEON_IS_MODEL_COMPILE__(model, cpuid);
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}
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/*
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* The OCTEON_IS_MODEL macro should be used for all Octeon model
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* checking done in a program. This should be kept runtime if at all
|
||
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* possible. Any compile time (#if OCTEON_IS_MODEL) usage must be
|
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* condtionalized with OCTEON_IS_COMMON_BINARY() if runtime checking
|
||
|
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* support is required.
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*/
|
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#define OCTEON_IS_MODEL(x) __octeon_is_model_runtime__(x)
|
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|
#define OCTEON_IS_COMMON_BINARY() 1
|
||
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#undef OCTEON_MODEL
|
||
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||
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const char *octeon_model_get_string(uint32_t chip_id);
|
||
|
|
const char *octeon_model_get_string_buffer(uint32_t chip_id, char *buffer);
|
||
|
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||
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#include "octeon-feature.h"
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||
|
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||
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|
#endif /* __OCTEON_MODEL_H__ */
|