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sysclk: add vmin calculation feature

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This commit is contained in:
souldbminersmwc
2026-01-02 20:11:24 -05:00
parent 64508b9ec6
commit 06884494d5
8 changed files with 87 additions and 0 deletions
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52
Source/sys-clk/sysmodule/src/clock_manager.cpp
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@@ -939,4 +939,56 @@ void ClockManager::UpdateRamTimings() {
bool hpMode = (bool)this->config->GetConfigValue(KipConfigValue_hpMode);
Board::UpdateShadowRegs(t1_tRCD, t2_tRP, t3_tRAS, t4_tRRD, t5_tRFC, t6_tRTW, t7_tWTR, t8_tREFI, ramFreq, rlAdd, wlAdd, hpMode);
}
unsigned int ramBrackets[][22] =
{
{ 2133, 2200, 2266, 2300, 2366, 2400, 2433, 2466, 2533, 2566, 2600, 2633, 2700, 2733, 2766, 2833, 2866, 2900, 2933, 3033, 3066, 3100, },
{ 2300, 2366, 2433, 2466, 2533, 2566, 2633, 2700, 2733, 2800, 2833, 2900, 2933, 2966, 3033, 3066, 3100, 3133, 3166, 3200, 3233, 3266, },
{ 2433, 2466, 2533, 2600, 2666, 2733, 2766, 2800, 2833, 2866, 2933, 2966, 3033, 3066, 3100, 3133, 3166, 3200, 3233, 3300, 3333, 3366, },
{ 2500, 2533, 2600, 2633, 2666, 2733, 2800, 2866, 2900, 2966, 3033, 3100, 3166, 3200, 3233, 3266, 3300, 3333, 3366, 3400, 3400, 3400, }
};
unsigned int gpuDvfsArray[] = { 590, 600, 610, 620, 630, 640, 650, 660, 670, 680, 690, 700, 710, 720, 730, 740, 750, 760, 770, 780, 790, 800};
int ClockManager::GetSpeedoBracket (int speedo)
{
int speedoBracket = 3;
if ((speedo < 1754) && (speedoBracket = 2, speedo < 1690)) {
speedoBracket = !!(1625 < speedo);
}
return speedoBracket;
}
unsigned int ClockManager::GetGpuVoltage (unsigned int freq, int speedo)
{
long int loop;
int bracket = GetSpeedoBracket(speedo);
if (freq < 1601)
return 0;
loop = 0;
do
{
if (freq <= ramBrackets[bracket][loop])
return gpuDvfsArray[loop];
loop++;
} while (loop != 22);
return 800;
}
void ClockManager::calculateGpuVmin (void)
{
if(this->config->Refresh()) {
SysClkConfigValueList configValues;
this->config->GetConfigValues(&configValues);
int speedo = Board::getGPUSpeedo(), freq = this->config->GetConfigValue(KipConfigValue_marikoEmcMaxClock);
configValues.values[KipConfigValue_marikoGpuVmin] = GetGpuVoltage(freq, speedo);
this->config->SetConfigValues(&configValues, true);
}
}