octeon-model.h
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/***********************license start***************
* Author: Cavium Networks
*
* Contact: support@caviumnetworks.com
* This file is part of the OCTEON SDK
*
* Copyright (c) 2003-2010 Cavium Networks
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, Version 2, as
* published by the Free Software Foundation.
*
* This file is distributed in the hope that it will be useful, but
* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
* NONINFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this file; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
* or visit http://www.gnu.org/licenses/.
*
* This file may also be available under a different license from Cavium.
* Contact Cavium Networks for more information
***********************license end**************************************/
#ifndef __OCTEON_MODEL_H__
#define __OCTEON_MODEL_H__
/*
* The defines below should be used with the OCTEON_IS_MODEL() macro
* to determine what model of chip the software is running on. Models
* ending in 'XX' match multiple models (families), while specific
* models match only that model. If a pass (revision) is specified,
* then only that revision will be matched. Care should be taken when
* checking for both specific models and families that the specific
* models are checked for first. While these defines are similar to
* the processor ID, they are not intended to be used by anything
* other that the OCTEON_IS_MODEL framework, and the values are
* subject to change at anytime without notice.
*
* NOTE: only the OCTEON_IS_MODEL() macro/function and the OCTEON_CN*
* macros should be used outside of this file. All other macros are
* for internal use only, and may change without notice.
*/
#define OCTEON_FAMILY_MASK 0x00ffff00
#define OCTEON_PRID_MASK 0x00ffffff
/* Flag bits in top byte */
/* Ignores revision in model checks */
#define OM_IGNORE_REVISION 0x01000000
/* Check submodels */
#define OM_CHECK_SUBMODEL 0x02000000
/* Match all models previous than the one specified */
#define OM_MATCH_PREVIOUS_MODELS 0x04000000
/* Ignores the minor revison on newer parts */
#define OM_IGNORE_MINOR_REVISION 0x08000000
#define OM_FLAG_MASK 0xff000000
/* Match all cn5XXX Octeon models. */
#define OM_MATCH_5XXX_FAMILY_MODELS 0x20000000
/* Match all cn6XXX Octeon models. */
#define OM_MATCH_6XXX_FAMILY_MODELS 0x40000000
/* Match all cnf7XXX Octeon models. */
#define OM_MATCH_F7XXX_FAMILY_MODELS 0x80000000
/* Match all cn7XXX Octeon models. */
#define OM_MATCH_7XXX_FAMILY_MODELS 0x10000000
#define OM_MATCH_FAMILY_MODELS (OM_MATCH_5XXX_FAMILY_MODELS | \
OM_MATCH_6XXX_FAMILY_MODELS | \
OM_MATCH_F7XXX_FAMILY_MODELS | \
OM_MATCH_7XXX_FAMILY_MODELS)
/*
* CN7XXX models with new revision encoding
*/
#define OCTEON_CN73XX_PASS1_0 0x000d9700
#define OCTEON_CN73XX (OCTEON_CN73XX_PASS1_0 | OM_IGNORE_REVISION)
#define OCTEON_CN73XX_PASS1_X (OCTEON_CN73XX_PASS1_0 | \
OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN70XX_PASS1_0 0x000d9600
#define OCTEON_CN70XX_PASS1_1 0x000d9601
#define OCTEON_CN70XX_PASS1_2 0x000d9602
#define OCTEON_CN70XX_PASS2_0 0x000d9608
#define OCTEON_CN70XX (OCTEON_CN70XX_PASS1_0 | OM_IGNORE_REVISION)
#define OCTEON_CN70XX_PASS1_X (OCTEON_CN70XX_PASS1_0 | \
OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN70XX_PASS2_X (OCTEON_CN70XX_PASS2_0 | \
OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN71XX OCTEON_CN70XX
#define OCTEON_CN78XX_PASS1_0 0x000d9500
#define OCTEON_CN78XX_PASS1_1 0x000d9501
#define OCTEON_CN78XX_PASS2_0 0x000d9508
#define OCTEON_CN78XX (OCTEON_CN78XX_PASS1_0 | OM_IGNORE_REVISION)
#define OCTEON_CN78XX_PASS1_X (OCTEON_CN78XX_PASS1_0 | \
OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN78XX_PASS2_X (OCTEON_CN78XX_PASS2_0 | \
OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN76XX (0x000d9540 | OM_CHECK_SUBMODEL)
/*
* CNF7XXX models with new revision encoding
*/
#define OCTEON_CNF71XX_PASS1_0 0x000d9400
#define OCTEON_CNF71XX_PASS1_1 0x000d9401
#define OCTEON_CNF71XX (OCTEON_CNF71XX_PASS1_0 | OM_IGNORE_REVISION)
#define OCTEON_CNF71XX_PASS1_X (OCTEON_CNF71XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
/*
* CN6XXX models with new revision encoding
*/
#define OCTEON_CN68XX_PASS1_0 0x000d9100
#define OCTEON_CN68XX_PASS1_1 0x000d9101
#define OCTEON_CN68XX_PASS1_2 0x000d9102
#define OCTEON_CN68XX_PASS2_0 0x000d9108
#define OCTEON_CN68XX_PASS2_1 0x000d9109
#define OCTEON_CN68XX_PASS2_2 0x000d910a
#define OCTEON_CN68XX (OCTEON_CN68XX_PASS2_0 | OM_IGNORE_REVISION)
#define OCTEON_CN68XX_PASS1_X (OCTEON_CN68XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN68XX_PASS2_X (OCTEON_CN68XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN68XX_PASS1 OCTEON_CN68XX_PASS1_X
#define OCTEON_CN68XX_PASS2 OCTEON_CN68XX_PASS2_X
#define OCTEON_CN66XX_PASS1_0 0x000d9200
#define OCTEON_CN66XX_PASS1_2 0x000d9202
#define OCTEON_CN66XX (OCTEON_CN66XX_PASS1_0 | OM_IGNORE_REVISION)
#define OCTEON_CN66XX_PASS1_X (OCTEON_CN66XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN63XX_PASS1_0 0x000d9000
#define OCTEON_CN63XX_PASS1_1 0x000d9001
#define OCTEON_CN63XX_PASS1_2 0x000d9002
#define OCTEON_CN63XX_PASS2_0 0x000d9008
#define OCTEON_CN63XX_PASS2_1 0x000d9009
#define OCTEON_CN63XX_PASS2_2 0x000d900a
#define OCTEON_CN63XX (OCTEON_CN63XX_PASS2_0 | OM_IGNORE_REVISION)
#define OCTEON_CN63XX_PASS1_X (OCTEON_CN63XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN63XX_PASS2_X (OCTEON_CN63XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
/* CN62XX is same as CN63XX with 1 MB cache */
#define OCTEON_CN62XX OCTEON_CN63XX
#define OCTEON_CN61XX_PASS1_0 0x000d9300
#define OCTEON_CN61XX_PASS1_1 0x000d9301
#define OCTEON_CN61XX (OCTEON_CN61XX_PASS1_0 | OM_IGNORE_REVISION)
#define OCTEON_CN61XX_PASS1_X (OCTEON_CN61XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
/* CN60XX is same as CN61XX with 512 KB cache */
#define OCTEON_CN60XX OCTEON_CN61XX
/*
* CN5XXX models with new revision encoding
*/
#define OCTEON_CN58XX_PASS1_0 0x000d0300
#define OCTEON_CN58XX_PASS1_1 0x000d0301
#define OCTEON_CN58XX_PASS1_2 0x000d0303
#define OCTEON_CN58XX_PASS2_0 0x000d0308
#define OCTEON_CN58XX_PASS2_1 0x000d0309
#define OCTEON_CN58XX_PASS2_2 0x000d030a
#define OCTEON_CN58XX_PASS2_3 0x000d030b
#define OCTEON_CN58XX (OCTEON_CN58XX_PASS2_0 | OM_IGNORE_REVISION)
#define OCTEON_CN58XX_PASS1_X (OCTEON_CN58XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN58XX_PASS2_X (OCTEON_CN58XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN58XX_PASS1 OCTEON_CN58XX_PASS1_X
#define OCTEON_CN58XX_PASS2 OCTEON_CN58XX_PASS2_X
#define OCTEON_CN56XX_PASS1_0 0x000d0400
#define OCTEON_CN56XX_PASS1_1 0x000d0401
#define OCTEON_CN56XX_PASS2_0 0x000d0408
#define OCTEON_CN56XX_PASS2_1 0x000d0409
#define OCTEON_CN56XX (OCTEON_CN56XX_PASS2_0 | OM_IGNORE_REVISION)
#define OCTEON_CN56XX_PASS1_X (OCTEON_CN56XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN56XX_PASS2_X (OCTEON_CN56XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN56XX_PASS1 OCTEON_CN56XX_PASS1_X
#define OCTEON_CN56XX_PASS2 OCTEON_CN56XX_PASS2_X
#define OCTEON_CN57XX OCTEON_CN56XX
#define OCTEON_CN57XX_PASS1 OCTEON_CN56XX_PASS1
#define OCTEON_CN57XX_PASS2 OCTEON_CN56XX_PASS2
#define OCTEON_CN55XX OCTEON_CN56XX
#define OCTEON_CN55XX_PASS1 OCTEON_CN56XX_PASS1
#define OCTEON_CN55XX_PASS2 OCTEON_CN56XX_PASS2
#define OCTEON_CN54XX OCTEON_CN56XX
#define OCTEON_CN54XX_PASS1 OCTEON_CN56XX_PASS1
#define OCTEON_CN54XX_PASS2 OCTEON_CN56XX_PASS2
#define OCTEON_CN50XX_PASS1_0 0x000d0600
#define OCTEON_CN50XX (OCTEON_CN50XX_PASS1_0 | OM_IGNORE_REVISION)
#define OCTEON_CN50XX_PASS1_X (OCTEON_CN50XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN50XX_PASS1 OCTEON_CN50XX_PASS1_X
/*
* NOTE: Octeon CN5000F model is not identifiable using the
* OCTEON_IS_MODEL() functions, but are treated as CN50XX.
*/
#define OCTEON_CN52XX_PASS1_0 0x000d0700
#define OCTEON_CN52XX_PASS2_0 0x000d0708
#define OCTEON_CN52XX (OCTEON_CN52XX_PASS2_0 | OM_IGNORE_REVISION)
#define OCTEON_CN52XX_PASS1_X (OCTEON_CN52XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN52XX_PASS2_X (OCTEON_CN52XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN52XX_PASS1 OCTEON_CN52XX_PASS1_X
#define OCTEON_CN52XX_PASS2 OCTEON_CN52XX_PASS2_X
/*
* CN3XXX models with old revision enconding
*/
#define OCTEON_CN38XX_PASS1 0x000d0000
#define OCTEON_CN38XX_PASS2 0x000d0001
#define OCTEON_CN38XX_PASS3 0x000d0003
#define OCTEON_CN38XX (OCTEON_CN38XX_PASS3 | OM_IGNORE_REVISION)
#define OCTEON_CN36XX OCTEON_CN38XX
#define OCTEON_CN36XX_PASS2 OCTEON_CN38XX_PASS2
#define OCTEON_CN36XX_PASS3 OCTEON_CN38XX_PASS3
/* The OCTEON_CN31XX matches CN31XX models and the CN3020 */
#define OCTEON_CN31XX_PASS1 0x000d0100
#define OCTEON_CN31XX_PASS1_1 0x000d0102
#define OCTEON_CN31XX (OCTEON_CN31XX_PASS1 | OM_IGNORE_REVISION)
/*
* This model is only used for internal checks, it is not a valid
* model for the OCTEON_MODEL environment variable. This matches the
* CN3010 and CN3005 but NOT the CN3020.
*/
#define OCTEON_CN30XX_PASS1 0x000d0200
#define OCTEON_CN30XX_PASS1_1 0x000d0202
#define OCTEON_CN30XX (OCTEON_CN30XX_PASS1 | OM_IGNORE_REVISION)
#define OCTEON_CN3005_PASS1 (0x000d0210 | OM_CHECK_SUBMODEL)
#define OCTEON_CN3005_PASS1_0 (0x000d0210 | OM_CHECK_SUBMODEL)
#define OCTEON_CN3005_PASS1_1 (0x000d0212 | OM_CHECK_SUBMODEL)
#define OCTEON_CN3005 (OCTEON_CN3005_PASS1 | OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)
#define OCTEON_CN3010_PASS1 (0x000d0200 | OM_CHECK_SUBMODEL)
#define OCTEON_CN3010_PASS1_0 (0x000d0200 | OM_CHECK_SUBMODEL)
#define OCTEON_CN3010_PASS1_1 (0x000d0202 | OM_CHECK_SUBMODEL)
#define OCTEON_CN3010 (OCTEON_CN3010_PASS1 | OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)
#define OCTEON_CN3020_PASS1 (0x000d0110 | OM_CHECK_SUBMODEL)
#define OCTEON_CN3020_PASS1_0 (0x000d0110 | OM_CHECK_SUBMODEL)
#define OCTEON_CN3020_PASS1_1 (0x000d0112 | OM_CHECK_SUBMODEL)
#define OCTEON_CN3020 (OCTEON_CN3020_PASS1 | OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)
/*
* This matches the complete family of CN3xxx CPUs, and not subsequent
* models
*/
#define OCTEON_CN3XXX (OCTEON_CN58XX_PASS1_0 | OM_MATCH_PREVIOUS_MODELS | OM_IGNORE_REVISION)
#define OCTEON_CN5XXX (OCTEON_CN58XX_PASS1_0 | OM_MATCH_5XXX_FAMILY_MODELS)
#define OCTEON_CN6XXX (OCTEON_CN63XX_PASS1_0 | OM_MATCH_6XXX_FAMILY_MODELS)
#define OCTEON_CNF7XXX (OCTEON_CNF71XX_PASS1_0 | \
OM_MATCH_F7XXX_FAMILY_MODELS)
#define OCTEON_CN7XXX (OCTEON_CN78XX_PASS1_0 | \
OM_MATCH_7XXX_FAMILY_MODELS)
/* The revision byte (low byte) has two different encodings.
* CN3XXX:
*
* bits
* <7:5>: reserved (0)
* <4>: alternate package
* <3:0>: revision
*
* CN5XXX and older models:
*
* bits
* <7>: reserved (0)
* <6>: alternate package
* <5:3>: major revision
* <2:0>: minor revision
*
*/
/* Masks used for the various types of model/family/revision matching */
#define OCTEON_38XX_FAMILY_MASK 0x00ffff00
#define OCTEON_38XX_FAMILY_REV_MASK 0x00ffff0f
#define OCTEON_38XX_MODEL_MASK 0x00ffff10
#define OCTEON_38XX_MODEL_REV_MASK (OCTEON_38XX_FAMILY_REV_MASK | OCTEON_38XX_MODEL_MASK)
/* CN5XXX and later use different layout of bits in the revision ID field */
#define OCTEON_58XX_FAMILY_MASK OCTEON_38XX_FAMILY_MASK
#define OCTEON_58XX_FAMILY_REV_MASK 0x00ffff3f
#define OCTEON_58XX_MODEL_MASK 0x00ffff40
#define OCTEON_58XX_MODEL_REV_MASK (OCTEON_58XX_FAMILY_REV_MASK | OCTEON_58XX_MODEL_MASK)
#define OCTEON_58XX_MODEL_MINOR_REV_MASK (OCTEON_58XX_MODEL_REV_MASK & 0x00ffff38)
#define OCTEON_5XXX_MODEL_MASK 0x00ff0fc0
static inline uint32_t cvmx_get_proc_id(void) __attribute__ ((pure));
static inline uint64_t cvmx_read_csr(uint64_t csr_addr);
#define __OCTEON_MATCH_MASK__(x, y, z) (((x) & (z)) == ((y) & (z)))
/*
* __OCTEON_IS_MODEL_COMPILE__(arg_model, chip_model)
* returns true if chip_model is identical or belong to the OCTEON
* model group specified in arg_model.
*/
/* NOTE: This for internal use only! */
#define __OCTEON_IS_MODEL_COMPILE__(arg_model, chip_model) \
((((arg_model & OCTEON_38XX_FAMILY_MASK) < OCTEON_CN58XX_PASS1_0) && ( \
((((arg_model) & (OM_FLAG_MASK)) == (OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_38XX_MODEL_MASK)) || \
((((arg_model) & (OM_FLAG_MASK)) == 0) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_38XX_FAMILY_REV_MASK)) || \
((((arg_model) & (OM_FLAG_MASK)) == OM_IGNORE_REVISION) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_38XX_FAMILY_MASK)) || \
((((arg_model) & (OM_FLAG_MASK)) == OM_CHECK_SUBMODEL) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_38XX_MODEL_REV_MASK)) || \
((((arg_model) & (OM_MATCH_PREVIOUS_MODELS)) == OM_MATCH_PREVIOUS_MODELS) \
&& (((chip_model) & OCTEON_38XX_MODEL_MASK) < ((arg_model) & OCTEON_38XX_MODEL_MASK))) \
)) || \
(((arg_model & OCTEON_38XX_FAMILY_MASK) >= OCTEON_CN58XX_PASS1_0) && ( \
((((arg_model) & (OM_FLAG_MASK)) == (OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_MASK)) || \
((((arg_model) & (OM_FLAG_MASK)) == 0) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_FAMILY_REV_MASK)) || \
((((arg_model) & (OM_FLAG_MASK)) == OM_IGNORE_MINOR_REVISION) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_MINOR_REV_MASK)) || \
((((arg_model) & (OM_FLAG_MASK)) == OM_IGNORE_REVISION) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_FAMILY_MASK)) || \
((((arg_model) & (OM_FLAG_MASK)) == OM_CHECK_SUBMODEL) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_MASK)) || \
((((arg_model) & (OM_MATCH_5XXX_FAMILY_MODELS)) == OM_MATCH_5XXX_FAMILY_MODELS) \
&& ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CN58XX_PASS1_0) \
&& ((chip_model & OCTEON_PRID_MASK) < OCTEON_CN63XX_PASS1_0)) || \
((((arg_model) & (OM_MATCH_6XXX_FAMILY_MODELS)) == OM_MATCH_6XXX_FAMILY_MODELS) \
&& ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CN63XX_PASS1_0) \
&& ((chip_model & OCTEON_PRID_MASK) < OCTEON_CNF71XX_PASS1_0)) || \
((((arg_model) & (OM_MATCH_F7XXX_FAMILY_MODELS)) == OM_MATCH_F7XXX_FAMILY_MODELS) \
&& ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CNF71XX_PASS1_0) \
&& ((chip_model & OCTEON_PRID_MASK) < OCTEON_CN78XX_PASS1_0)) || \
((((arg_model) & (OM_MATCH_7XXX_FAMILY_MODELS)) == OM_MATCH_7XXX_FAMILY_MODELS) \
&& ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CN78XX_PASS1_0)) || \
((((arg_model) & (OM_MATCH_PREVIOUS_MODELS)) == OM_MATCH_PREVIOUS_MODELS) \
&& (((chip_model) & OCTEON_58XX_MODEL_MASK) < ((arg_model) & OCTEON_58XX_MODEL_MASK))) \
)))
/* NOTE: This for internal use only!!!!! */
static inline int __octeon_is_model_runtime__(uint32_t model)
{
uint32_t cpuid = cvmx_get_proc_id();
return __OCTEON_IS_MODEL_COMPILE__(model, cpuid);
}
/*
* The OCTEON_IS_MODEL macro should be used for all Octeon model checking done
* in a program.
* This should be kept runtime if at all possible and must be conditionalized
* with OCTEON_IS_COMMON_BINARY() if runtime checking support is required.
*
* Use of the macro in preprocessor directives ( #if OCTEON_IS_MODEL(...) )
* is NOT SUPPORTED, and should be replaced with CVMX_COMPILED_FOR()
* I.e.:
* #if OCTEON_IS_MODEL(OCTEON_CN56XX) -> #if CVMX_COMPILED_FOR(OCTEON_CN56XX)
*/
#define OCTEON_IS_MODEL(x) __octeon_is_model_runtime__(x)
#define OCTEON_IS_COMMON_BINARY() 1
#undef OCTEON_MODEL
#define OCTEON_IS_OCTEON1() OCTEON_IS_MODEL(OCTEON_CN3XXX)
#define OCTEON_IS_OCTEONPLUS() OCTEON_IS_MODEL(OCTEON_CN5XXX)
#define OCTEON_IS_OCTEON2() \
(OCTEON_IS_MODEL(OCTEON_CN6XXX) || OCTEON_IS_MODEL(OCTEON_CNF71XX))
#define OCTEON_IS_OCTEON3() OCTEON_IS_MODEL(OCTEON_CN7XXX)
#define OCTEON_IS_OCTEON1PLUS() (OCTEON_IS_OCTEON1() || OCTEON_IS_OCTEONPLUS())
const char *__init octeon_model_get_string(uint32_t chip_id);
/*
* Return the octeon family, i.e., ProcessorID of the PrID register.
*
* @return the octeon family on success, ((unint32_t)-1) on error.
*/
static inline uint32_t cvmx_get_octeon_family(void)
{
return cvmx_get_proc_id() & OCTEON_FAMILY_MASK;
}
#include <asm/octeon/octeon-feature.h>
#endif /* __OCTEON_MODEL_H__ */