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loader: improve cpu and gpu undervolt

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Thanks Naga and meha!

Co-Authored-By: naga <38852591+nagaa95@users.noreply.github.com>
Co-Authored-By: hanabbi <38691008+hanai3Bi@users.noreply.github.com>
This commit is contained in:
souldbminersmwc
2025-10-03 15:18:50 -04:00
parent debbe63462
commit 6b8f62de5c
2 changed files with 107 additions and 109 deletions
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50
Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv_mariko.cpp
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@@ -111,25 +111,25 @@ namespace ams::ldr::oc::pcv::mariko
case 0:
break;
case 1:
PATCH_OFFSET(&(entry->tune0_low), 0x0000FF88); // process_id 0 // EOS UV1
PATCH_OFFSET(&(entry->tune0_low), 0x0000FF90); // process_id 0 // EOS UV1
PATCH_OFFSET(&(entry->tune0_high), 0x0000FFFF);
PATCH_OFFSET(&(entry->tune1_low), 0x021107FF);
PATCH_OFFSET(&(entry->tune1_high), 0x00000000);
break;
case 2:
PATCH_OFFSET(&(entry->tune0_low), 0x0000FF90); /// EOS Uv2
PATCH_OFFSET(&(entry->tune0_low), 0x0000FF92); /// EOS Uv2
PATCH_OFFSET(&(entry->tune0_high), 0x0000FFFF);
PATCH_OFFSET(&(entry->tune1_low), 0x021107FF);
PATCH_OFFSET(&(entry->tune1_high), 0x00000000);
break;
case 3:
PATCH_OFFSET(&(entry->tune0_low), 0x0000FF98); // EOS UV3
PATCH_OFFSET(&(entry->tune0_low), 0x0000FF9A); // EOS UV3
PATCH_OFFSET(&(entry->tune0_high), 0x0000FFFF);
PATCH_OFFSET(&(entry->tune1_low), 0x021107FF);
PATCH_OFFSET(&(entry->tune1_high), 0x00000000);
break;
case 4:
PATCH_OFFSET(&(entry->tune0_low), 0x0000FFA0); // EOS Uv4
PATCH_OFFSET(&(entry->tune0_low), 0x0000FFA2); // EOS Uv4
PATCH_OFFSET(&(entry->tune0_high), 0x0000FFFF);
PATCH_OFFSET(&(entry->tune1_low), 0x021107FF);
PATCH_OFFSET(&(entry->tune1_high), 0x00000000);
@@ -433,44 +433,52 @@ namespace ams::ldr::oc::pcv::mariko
{
std::memcpy(new_start, default_end, sizeof(emc_dvb_dvfs_table_t));
}
else if (C.marikoEmcMaxClock < 2131200)
if (C.marikoEmcMaxClock < 2131200)
{
emc_dvb_dvfs_table_t oc_table = {1862400, {
700,
675,
650,
}};
emc_dvb_dvfs_table_t oc_table = {1866000, {700, 675, 637,}};
std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
}
else if (C.marikoEmcMaxClock < 2400000)
{
emc_dvb_dvfs_table_t oc_table = {2131200, {
725,
700,
675,
}};
emc_dvb_dvfs_table_t oc_table = {2133000, {725, 700, 650,}};
std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
}
else if (C.marikoEmcMaxClock < 2665600)
else if (C.marikoEmcMaxClock < 2533000)
{
emc_dvb_dvfs_table_t oc_table = {2400000, {DVB_VOLT(750, 725, 700)}};
emc_dvb_dvfs_table_t oc_table = {2400000, {DVB_VOLT(750, 725, 675)}};
std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
}
else if (C.marikoEmcMaxClock < 2931200)
else if (C.marikoEmcMaxClock < 2666000)
{
emc_dvb_dvfs_table_t oc_table = {2665600, {DVB_VOLT(775, 750, 725)}};
emc_dvb_dvfs_table_t oc_table = {2533000, {DVB_VOLT(800, 775, 725)}};
std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
}
else if (C.marikoEmcMaxClock < 2800000)
{
emc_dvb_dvfs_table_t oc_table = {2666000, {DVB_VOLT(850, 825, 775)}};
std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
}
else if (C.marikoEmcMaxClock < 2933000)
{
emc_dvb_dvfs_table_t oc_table = {2800000, {DVB_VOLT(925, 850, 800)}};
std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
}
else if (C.marikoEmcMaxClock < 3066000)
{
emc_dvb_dvfs_table_t oc_table = {2933000, {DVB_VOLT(1000, 900, 875)}};
std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
}
else if (C.marikoEmcMaxClock < 3200000)
{
emc_dvb_dvfs_table_t oc_table = {2931200, {DVB_VOLT(800, 775, 750)}};
emc_dvb_dvfs_table_t oc_table = {3066000, {DVB_VOLT(1025, 950, 925)}};
std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
}
else
{
emc_dvb_dvfs_table_t oc_table = {3200000, {DVB_VOLT(800, 800, 775)}};
emc_dvb_dvfs_table_t oc_table = {3200000, {DVB_VOLT(1050, 1025, 1000)}};
std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
}
new_start->freq = C.marikoEmcMaxClock;
/* Max dvfs entry is 32, but HOS doesn't seem to boot if exact freq doesn't exist in dvb table,
reason why it's like this