| /***********************license start*************** |
| * Author: Cavium Networks |
| * |
| * Contact: support@caviumnetworks.com |
| * This file is part of the OCTEON SDK |
| * |
| * Copyright (c) 2003-2008 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**************************************/ |
| |
| /* |
| * |
| * File defining different Octeon model IDs and macros to |
| * compare them. |
| * |
| */ |
| |
| #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. |
| */ |
| |
| /* 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 |
| |
| #define OM_MATCH_5XXX_FAMILY_MODELS 0x20000000 /* Match all cn5XXX Octeon models. */ |
| #define OM_MATCH_6XXX_FAMILY_MODELS 0x40000000 /* Match all cn6XXX Octeon models. */ |
| |
| /* |
| * CN6XXX models with new revision encoding |
| */ |
| #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 (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) |
| |
| /* |
| * 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_PASS1_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) |
| |
| /* The revision byte (low byte) has two different encodings. |
| * CN3XXX: |
| * |
| * bits |
| * <7:5>: reserved (0) |
| * <4>: alternate package |
| * <3:0>: revision |
| * |
| * CN5XXX: |
| * |
| * 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 0x00ffffc0 |
| #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 \ |
| & 0x00fffff8) |
| #define OCTEON_5XXX_MODEL_MASK 0x00ff0fc0 |
| |
| #define __OCTEON_MATCH_MASK__(x, y, z) (((x) & (z)) == ((y) & (z))) |
| |
| /* NOTE: This is for internal (to this file) use only. */ |
| static inline int __OCTEON_IS_MODEL_COMPILE__(uint32_t arg_model, |
| uint32_t chip_model) |
| { |
| uint32_t rev_and_sub = OM_IGNORE_REVISION | OM_CHECK_SUBMODEL; |
| |
| if ((arg_model & OCTEON_38XX_FAMILY_MASK) < OCTEON_CN58XX_PASS1_0) { |
| if (((arg_model & OM_FLAG_MASK) == rev_and_sub) && |
| __OCTEON_MATCH_MASK__(chip_model, arg_model, |
| OCTEON_38XX_MODEL_MASK)) |
| return 1; |
| if (((arg_model & OM_FLAG_MASK) == 0) && |
| __OCTEON_MATCH_MASK__(chip_model, arg_model, |
| OCTEON_38XX_FAMILY_REV_MASK)) |
| return 1; |
| if (((arg_model & OM_FLAG_MASK) == OM_IGNORE_REVISION) && |
| __OCTEON_MATCH_MASK__(chip_model, arg_model, |
| OCTEON_38XX_FAMILY_MASK)) |
| return 1; |
| if (((arg_model & OM_FLAG_MASK) == OM_CHECK_SUBMODEL) && |
| __OCTEON_MATCH_MASK__((chip_model), (arg_model), |
| OCTEON_38XX_MODEL_REV_MASK)) |
| return 1; |
| if ((arg_model & OM_MATCH_PREVIOUS_MODELS) && |
| ((chip_model & OCTEON_38XX_MODEL_MASK) < |
| (arg_model & OCTEON_38XX_MODEL_MASK))) |
| return 1; |
| } else { |
| if (((arg_model & OM_FLAG_MASK) == rev_and_sub) && |
| __OCTEON_MATCH_MASK__((chip_model), (arg_model), |
| OCTEON_58XX_MODEL_MASK)) |
| return 1; |
| if (((arg_model & OM_FLAG_MASK) == 0) && |
| __OCTEON_MATCH_MASK__((chip_model), (arg_model), |
| OCTEON_58XX_FAMILY_REV_MASK)) |
| return 1; |
| if (((arg_model & OM_FLAG_MASK) == OM_IGNORE_MINOR_REVISION) && |
| __OCTEON_MATCH_MASK__((chip_model), (arg_model), |
| OCTEON_58XX_MODEL_MINOR_REV_MASK)) |
| return 1; |
| if (((arg_model & OM_FLAG_MASK) == OM_IGNORE_REVISION) && |
| __OCTEON_MATCH_MASK__((chip_model), (arg_model), |
| OCTEON_58XX_FAMILY_MASK)) |
| return 1; |
| if (((arg_model & OM_FLAG_MASK) == OM_CHECK_SUBMODEL) && |
| __OCTEON_MATCH_MASK__((chip_model), (arg_model), |
| OCTEON_58XX_MODEL_REV_MASK)) |
| return 1; |
| |
| if (((arg_model & OM_MATCH_5XXX_FAMILY_MODELS) == OM_MATCH_5XXX_FAMILY_MODELS) && |
| ((chip_model) >= OCTEON_CN58XX_PASS1_0) && ((chip_model) < OCTEON_CN63XX_PASS1_0)) |
| return 1; |
| |
| if (((arg_model & OM_MATCH_6XXX_FAMILY_MODELS) == OM_MATCH_6XXX_FAMILY_MODELS) && |
| ((chip_model) >= OCTEON_CN63XX_PASS1_0)) |
| return 1; |
| |
| if ((arg_model & OM_MATCH_PREVIOUS_MODELS) && |
| ((chip_model & OCTEON_58XX_MODEL_MASK) < |
| (arg_model & OCTEON_58XX_MODEL_MASK))) |
| return 1; |
| } |
| return 0; |
| } |
| |
| /* forward declarations */ |
| static inline uint32_t cvmx_get_proc_id(void) __attribute__ ((pure)); |
| static inline uint64_t cvmx_read_csr(uint64_t csr_addr); |
| |
| /* NOTE: This for internal use only!!!!! */ |
| static inline int __octeon_is_model_runtime__(uint32_t model) |
| { |
| uint32_t cpuid = cvmx_get_proc_id(); |
| |
| /* |
| * Check for special case of mismarked 3005 samples. We only |
| * need to check if the sub model isn't being ignored. |
| */ |
| if ((model & OM_CHECK_SUBMODEL) == OM_CHECK_SUBMODEL) { |
| if (cpuid == OCTEON_CN3010_PASS1 \ |
| && (cvmx_read_csr(0x80011800800007B8ull) & (1ull << 34))) |
| cpuid |= 0x10; |
| } |
| 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. Any compile time (#if OCTEON_IS_MODEL) usage must be |
| * condtionalized with OCTEON_IS_COMMON_BINARY() if runtime checking |
| * support is required. |
| */ |
| #define OCTEON_IS_MODEL(x) __octeon_is_model_runtime__(x) |
| #define OCTEON_IS_COMMON_BINARY() 1 |
| #undef OCTEON_MODEL |
| |
| const char *octeon_model_get_string(uint32_t chip_id); |
| const char *octeon_model_get_string_buffer(uint32_t chip_id, char *buffer); |
| |
| #include "octeon-feature.h" |
| |
| #endif /* __OCTEON_MODEL_H__ */ |
