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fusee_cpp: rename source dir to fusee

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Michael Scire 2021-09-05 10:12:20 -07:00 • committed by SciresM
parent a6ea490615
commit 62f8408a2e
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92
fusee_cpp/program/source/mtc/fusee_mtc.cpp
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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* 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/>.
*/
#include <exosphere.hpp>
namespace ams::nxboot {
void DoMemoryTrainingErista(int index, void *mtc_tables_buffer);
void DoMemoryTrainingMariko(bool *out_did_training, int index, void *mtc_tables_buffer);
void RestoreMemoryClockRateMariko(void *mtc_tables_buffer);
namespace {
alignas(4) constinit u8 g_mtc_tables_buffer[0x26C0];
constinit bool g_did_training_mariko = false;
constexpr const u8 MemoryTrainingTableIndex_Invalid = std::numeric_limits<u8>::max();
constexpr const u8 MemoryTrainingTableIndices[] = {
/* DramId_EristaIcosaSamsung4gb */ 0x00,
/* DramId_EristaIcosaHynix4gb */ 0x02,
/* DramId_EristaIcosaMicron4gb */ 0x03,
/* DramId_MarikoIowaHynix1y4gb */ 0x10,
/* DramId_EristaIcosaSamsung6gb */ 0x01,
/* DramId_MarikoHoagHynix1y4gb */ 0x10,
/* DramId_EristaCopperMicron4gb */ MemoryTrainingTableIndex_Invalid,
/* DramId_MarikoIowax1x2Samsung4gb */ 0x00,
/* DramId_MarikoIowaSamsung4gb */ 0x05,
/* DramId_MarikoIowaSamsung8gb */ 0x06,
/* DramId_MarikoIowaHynix4gb */ 0x07,
/* DramId_MarikoIowaMicron4gb */ 0x08,
/* DramId_MarikoHoagSamsung4gb */ 0x05,
/* DramId_MarikoHoagSamsung8gb */ 0x06,
/* DramId_MarikoHoagHynix4gb */ 0x07,
/* DramId_MarikoHoagMicron4gb */ 0x08,
/* DramId_MarikoIowaSamsung4gbY */ 0x09,
/* DramId_MarikoIowaSamsung1y4gbX */ 0x0C,
/* DramId_MarikoIowaSamsung1y8gbX */ 0x0D,
/* DramId_MarikoHoagSamsung1y4gbX */ 0x0C,
/* DramId_MarikoIowaSamsung1y4gbY */ 0x0A,
/* DramId_MarikoIowaSamsung1y8gbY */ 0x0B,
/* DramId_MarikoAulaSamsung1y4gb */ 0x0E,
/* DramId_MarikoHoagSamsung1y8gbX */ 0x0D,
/* DramId_MarikoAulaSamsung1y4gbX */ 0x0C,
/* DramId_MarikoIowaMicron1y4gb */ 0x0F,
/* DramId_MarikoHoagMicron1y4gb */ 0x0F,
/* DramId_MarikoAulaMicron1y4gb */ 0x0F,
/* DramId_MarikoAulaSamsung1y8gbX */ 0x0D,
};
int GetMemoryTrainingTableIndex() {
if (const auto dram_id = fuse::GetDramId(); dram_id < util::size(MemoryTrainingTableIndices) && MemoryTrainingTableIndices[dram_id] != MemoryTrainingTableIndex_Invalid) {
return static_cast<int>(MemoryTrainingTableIndices[dram_id]);
} else {
return -1;
}
}
}
void DoMemoryTraining() {
const auto index = GetMemoryTrainingTableIndex();
if (fuse::GetSocType() == fuse::SocType_Erista) {
DoMemoryTrainingErista(index, g_mtc_tables_buffer);
} else {
DoMemoryTrainingMariko(std::addressof(g_did_training_mariko), index, g_mtc_tables_buffer);
}
}
void RestoreMemoryClockRate() {
/* NOTE: This resolves an off-by-one issue in PCV's detection of memory clock rate on Mariko. */
if (fuse::GetSocType() == fuse::SocType_Mariko && g_did_training_mariko) {
RestoreMemoryClockRateMariko(g_mtc_tables_buffer);
}
}
}