hekate/bdk/mem/sdram.h

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/*
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* Copyright (c) 2018 naehrwert
* Copyright (c) 2020 CTCaer
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*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
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#ifndef _SDRAM_H_
#define _SDRAM_H_
#include <mem/emc.h>
/*
* Tegra X1/X1+ EMC/DRAM Bandwidth Chart:
*
* 40.8 MHz: 0.61 GiB/s
* 68.0 MHz: 1.01 GiB/s
* 102.0 MHz: 1.52 GiB/s
* 204.0 MHz: 3.04 GiB/s <-- Tegra X1/X1+ Init/SC7 Frequency
* 408.0 MHz: 6.08 GiB/s
* 665.6 MHz: 9.92 GiB/s
* 800.0 MHz: 11.92 GiB/s <-- Tegra X1/X1+ Nvidia OS Boot Frequency
* 1065.6 MHz: 15.89 GiB/s
* 1331.2 MHz: 19.84 GiB/s
* 1600.0 MHz: 23.84 GiB/s <-- Tegra X1 Official Max Frequency
* 1862.4 MHz: 27.75 GiB/s <-- Tegra X1+ Official Max Frequency
* 2131.2 MHz: 31.76 GiB/s
*
* Note: BWbits = Hz x bus width x channels = Hz x 64 x 2.
*/
enum sdram_ids_erista
{
// LPDDR4 3200Mbps.
LPDDR4_ICOSA_4GB_SAMSUNG_K4F6E304HB_MGCH = 0,
LPDDR4_ICOSA_4GB_HYNIX_H9HCNNNBPUMLHR_NLE = 1,
LPDDR4_ICOSA_4GB_MICRON_MT53B512M32D2NP_062_WT = 2,
LPDDR4_COPPER_4GB_SAMSUNG_K4F6E304HB_MGCH = 3,
LPDDR4_ICOSA_6GB_SAMSUNG_K4FHE3D4HM_MGCH = 4,
LPDDR4_COPPER_4GB_HYNIX_H9HCNNNBPUMLHR_NLE = 5,
LPDDR4_COPPER_4GB_MICRON_MT53B512M32D2NP_062_WT = 6,
};
enum sdram_ids_mariko
{
// LPDDR4X 3733Mbps.
LPDDR4X_IOWA_4GB_SAMSUNG_X1X2 = 7,
LPDDR4X_IOWA_4GB_SAMSUNG_K4U6E3S4AM_MGCJ = 8,
LPDDR4X_IOWA_8GB_SAMSUNG_K4UBE3D4AM_MGCJ = 9,
LPDDR4X_IOWA_4GB_HYNIX_H9HCNNNBKMMLHR_NME = 10,
LPDDR4X_IOWA_4GB_MICRON_MT53E512M32D2NP_046_WT = 11, // 4266Mbps.
LPDDR4X_HOAG_4GB_SAMSUNG_K4U6E3S4AM_MGCJ = 12,
LPDDR4X_HOAG_8GB_SAMSUNG_K4UBE3D4AM_MGCJ = 13,
LPDDR4X_HOAG_4GB_HYNIX_H9HCNNNBKMMLHR_NME = 14,
LPDDR4X_HOAG_4GB_MICRON_MT53E512M32D2NP_046_WT = 15, // 4266Mbps.
// LPDDR4X 4266Mbps?
LPDDR4X_IOWA_4GB_SAMSUNG_Y = 16,
LPDDR4X_IOWA_4GB_SAMSUNG_1Y_X = 17,
LPDDR4X_IOWA_8GB_SAMSUNG_1Y_X = 18,
LPDDR4X_HOAG_4GB_SAMSUNG_1Y_X = 19,
LPDDR4X_IOWA_4GB_SAMSUNG_1Y_Y = 20,
LPDDR4X_IOWA_8GB_SAMSUNG_1Y_Y = 21,
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LPDDR4X_SDS_4GB_SAMSUNG_1Y_A = 22,
LPDDR4X_SDS_8GB_SAMSUNG_1Y_X = 23,
LPDDR4X_SDS_4GB_SAMSUNG_1Y_X = 24,
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LPDDR4X_IOWA_4GB_MICRON_1Y_A = 25,
LPDDR4X_HOAG_4GB_MICRON_1Y_A = 26,
LPDDR4X_SDS_4GB_MICRON_1Y_A = 27
};
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void sdram_init();
void *sdram_get_params_patched();
void *sdram_get_params_t210b01();
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void sdram_lp0_save_params(const void *params);
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emc_mr_data_t sdram_read_mrx(emc_mr_t mrx);
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#endif