105 lines
2.3 KiB
C++
105 lines
2.3 KiB
C++
/*
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* Copyright (c) CtCaer
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*
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* Copyright (c) Souldbminer
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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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*/
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#include <hocclk.h>
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namespace soc::mrr {
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typedef enum RealDramModule {
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/* Erista */
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DRAM_HBMGCH = 0,
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DRAM_NLE,
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DRAM_WTC,
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/* Mariko */
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/* Samsung */
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DRAM_AMMGCJ,
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DRAM_AAMGCL,
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DRAM_ABMGCL,
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/* Micron */
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DRAM_WTE,
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DRAM_WTF,
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DRAM_WTB,
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DRAM_WTB_8GB,
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/* SK Hynix */
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DRAM_NME,
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DRAM_NEE,
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DRAM_NEE_8GB,
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DRAM_X267,
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DRAM_COUNT,
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} RealDramModule;
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typedef enum _emc_mr_t
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{
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MR0_FEAT = 0,
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MR4_TEMP = 4,
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MR5_MAN_ID = 5,
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MR6_REV_ID1 = 6,
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MR7_REV_ID2 = 7,
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MR8_DENSITY = 8,
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} emc_mr_t;
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enum
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{
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EMC_CHAN0 = 0,
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EMC_CHAN1 = 1
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};
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typedef struct _emc_mr_chip_data_t
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{
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// Device 0.
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u8 rank0_ch0;
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u8 rank0_ch1;
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// Device 1.
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u8 rank1_ch0;
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u8 rank1_ch1;
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} emc_mr_chip_data_t;
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typedef struct _emc_mr_data_t
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{
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emc_mr_chip_data_t chip0;
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emc_mr_chip_data_t chip1;
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} emc_mr_data_t;
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typedef enum DramMfg {
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MFG_Samsung = 1,
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MFG_SKHynix = 6,
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MFG_Micron = 255,
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} DramMfg;
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typedef struct DramRevisionMap {
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HocClkSocType soc;
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DramMfg mfg;
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u8 major;
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u8 minor;
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u8 density; // GB per die
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u8 densityCount; // number of dies (2 = 4GB, 4 = 8GB)
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} DramRevisionMap;
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extern const DramRevisionMap rev[DRAM_COUNT];
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emc_mr_data_t sdram_read_mrx(emc_mr_t mrx);
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bool IsMrrAvailable();
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bool ReadRamMr4(u8 *mr4);
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u8 IdentifyDramId();
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} |