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CTCaer
GitHub Repository: CTCaer/hekate
 Path: blob/master/bdk/mem/minerva.h
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/*

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 * Copyright (c) 2019-2025 CTCaer

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 *

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 * This program is free software; you can redistribute it and/or modify it

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 * under the terms and conditions of the GNU General Public License,

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 * version 2, as published by the Free Software Foundation.

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 *

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 * This program is distributed in the hope it will be useful, but WITHOUT

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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for

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 * more 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 program.  If not, see <http://www.gnu.org/licenses/>.

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 */

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#ifndef _FE_MINERVA_H_

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#define _FE_MINERVA_H_

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#include "mtc_table.h"

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#include <utils/types.h>

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#define MTC_INIT_MAGIC 0x3043544D

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#define MTC_NEW_MAGIC  0x5243544D

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#define MTC_IRB_MAGIC  0x4943544D

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#define EMC_PERIODIC_TRAIN_MS 250

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typedef struct

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{

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	u32 rate_to;

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	u32 rate_from;

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	emc_table_t *mtc_table;

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	u32 table_entries;

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	emc_table_t *current_emc_table;

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	u32 train_mode;

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	u32 sdram_id;

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	u32 prev_temp;

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	bool emc_2X_clk_src_is_pllmb;

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	bool fsp_for_src_freq;

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	bool train_ram_patterns;

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	u32  init_done;

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} mtc_config_t;

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typedef struct

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{

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	mtc_config_t mtc_cfg;

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	emc_table_t mtc_table[11]; // 10 + 1.

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} minerva_str_t;

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enum train_mode_t

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{

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	OP_SWITCH         = 0,

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	OP_TRAIN          = 1,

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	OP_TRAIN_SWITCH   = 2,

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	OP_PERIODIC_TRAIN = 3,

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	OP_TEMP_COMP      = 4

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};

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typedef enum

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{

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	FREQ_204  = 204000,

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	FREQ_408  = 408000,

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	FREQ_666  = 665600,

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	FREQ_800  = 800000,

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	FREQ_1066 = 1065600,

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	FREQ_1333 = 1331200,

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	FREQ_1600 = 1600000,

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	FREQ_MIN  = FREQ_204,

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	FREQ_MAX  = FREQ_1600

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} minerva_freq_t;

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extern void (*minerva_cfg)(mtc_config_t *mtc_cfg, void *);

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int  minerva_init(minerva_str_t *mtc_str);

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void minerva_deinit();

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void minerva_change_freq(minerva_freq_t freq);

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void minerva_sdmmc_la_program(void *table, bool t210b01);

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void minerva_prep_boot_hos();

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void minerva_prep_boot_l4t(u32 oc_freq, u32 opt_custom, bool prg_sdmmc_la);

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void minerva_periodic_training();

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emc_table_t *minerva_get_mtc_table();

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int minerva_get_mtc_table_entries();

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#endif

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