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wip erista dvfs

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This commit is contained in:
souldbminersmwc
2026-05-26 19:44:46 -04:00
parent fd3808fd82
commit 45332444ec
5 changed files with 73 additions and 49 deletions
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75
Source/hoc-clk/sysmodule/src/board/board_volt.cpp
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@@ -378,7 +378,7 @@ namespace board {
}
for(int i = 0; i < (int)std::size(voltData.voltTable); ++i) {
fileUtils::LogLine("[dvfs] gpu volt %d: %u mV", i, voltData.voltTable[i]);
fileUtils::LogLine("[dvfs] gpu volt %d: %u mV", i, voltData.voltTable[0][i]);
}
return;
}
@@ -421,42 +421,63 @@ namespace board {
}
u32 GetMinimumGpuVmin(u32 freqMhz, u32 bracket) {
static const u32 ramTable[][22] = {
{ 2133, 2200, 2266, 2300, 2366, 2400, 2433, 2466, 2533, 2566, 2600, 2633, 2700, 2733, 2766, 2833, 2866, 2900, 2933, 3033, 3066, 3100, }, // Bracket 0
{ 2300, 2366, 2433, 2466, 2533, 2566, 2633, 2700, 2733, 2800, 2833, 2900, 2933, 2966, 3033, 3066, 3100, 3133, 3166, 3200, 3233, 3266, }, // Bracket 1
{ 2433, 2466, 2533, 2566, 2600, 2666, 2766, 2800, 2833, 2866, 2933, 2966, 3033, 3066, 3100, 3133, 3166, 3200, 3233, 3300, 3333, 3366, }, // Bracket 2
{ 2500, 2533, 2600, 2633, 2666, 2733, 2800, 2866, 2900, 2966, 3033, 3100, 3166, 3200, 3233, 3266, 3300, 3333, 3366, 3400, 3400, 3400, }, // Bracket 3
};
u32 baseVolt = 800;
if(GetSocType() == HocClkSocType_Mariko) {
static const u32 ramTable[][22] = {
{ 2133, 2200, 2266, 2300, 2366, 2400, 2433, 2466, 2533, 2566, 2600, 2633, 2700, 2733, 2766, 2833, 2866, 2900, 2933, 3033, 3066, 3100, }, // Bracket 0
{ 2300, 2366, 2433, 2466, 2533, 2566, 2633, 2700, 2733, 2800, 2833, 2900, 2933, 2966, 3033, 3066, 3100, 3133, 3166, 3200, 3233, 3266, }, // Bracket 1
{ 2433, 2466, 2533, 2566, 2600, 2666, 2766, 2800, 2833, 2866, 2933, 2966, 3033, 3066, 3100, 3133, 3166, 3200, 3233, 3300, 3333, 3366, }, // Bracket 2
{ 2500, 2533, 2600, 2633, 2666, 2733, 2800, 2866, 2900, 2966, 3033, 3100, 3166, 3200, 3233, 3266, 3300, 3333, 3366, 3400, 3400, 3400, }, // Bracket 3
};
static const u32 gpuVoltArray[] = { 590, 600, 610, 620, 630, 640, 650, 660, 670, 680, 690, 700, 710, 720, 730, 740, 750, 760, 770, 780, 790, 800, };
static const u32 gpuVoltArray[] = { 590, 600, 610, 620, 630, 640, 650, 660, 670, 680, 690, 700, 710, 720, 730, 740, 750, 760, 770, 780, 790, 800, };
if (freqMhz <= 1600) return 0; // DVFS doesnt work below 1600MHz, it will just use vMin
if (bracket >= std::size(ramTable)) bracket = 0;
if (freqMhz <= 1600) return 0; // DVFS doesnt work below 1600MHz, it will just use vMin
if (bracket >= std::size(ramTable)) bracket = 0;
u32 bracketStart = ramTable[bracket][0];
u32 bracketStart = ramTable[bracket][0];
u32 rampStartVolt = (bracket == 0) ? 535 : 525; // Do not touch!
u32 rampSpan = 590 - rampStartVolt;
u32 rampStartVolt = (bracket == 0) ? 535 : 525; // Do not touch!
u32 rampSpan = 590 - rampStartVolt;
if (freqMhz >= 1633 && freqMhz < bracketStart) {
u32 raw = rampStartVolt + ((freqMhz - 1633) * rampSpan) / (bracketStart - 1633);
u32 volt = ((raw + 2) / 5) * 5;
if (volt < rampStartVolt) volt = rampStartVolt;
if (volt > 590) volt = 590;
return volt;
}
if (freqMhz >= 1633 && freqMhz < bracketStart) {
u32 raw = rampStartVolt + ((freqMhz - 1633) * rampSpan) / (bracketStart - 1633);
u32 volt = ((raw + 2) / 5) * 5;
if (volt < rampStartVolt) volt = rampStartVolt;
if (volt > 590) volt = 590;
return volt;
}
u32 baseVolt = gpuVoltArray[std::size(gpuVoltArray) - 1];
for (u32 i = 0; i < std::size(gpuVoltArray); ++i) {
if (freqMhz <= ramTable[bracket][i]) {
baseVolt = gpuVoltArray[i];
break;
baseVolt = gpuVoltArray[std::size(gpuVoltArray) - 1];
for (u32 i = 0; i < std::size(gpuVoltArray); ++i) {
if (freqMhz <= ramTable[bracket][i]) {
baseVolt = gpuVoltArray[i];
break;
}
}
} else {
static const u32 ramTable[][17] = {
{ 1733, 1800, 1866, 1920, 1958, 1996, 2035, 2073, 2112, 2131, 2150, 2169, 2188, 2227, 2265, 2304, 2342}, // Bracket 0
{ 1800, 1866, 1920, 1958, 1996, 2035, 2073, 2112, 2131, 2150, 2169, 2188, 2227, 2265, 2304, 2342, 2380}, // Bracket 1
};
static const u32 gpuVoltArray[17] = { 725, 730, 735, 740, 755, 760, 765, 770, 785, 790, 795, 800, 805, 810, 815, 820, 825};
if (freqMhz <= 1600) return 0; // DVFS doesnt work below 1600MHz, it will just use vMin
if (bracket >= std::size(ramTable)) bracket = 0;
baseVolt = gpuVoltArray[std::size(gpuVoltArray) - 1];
for (u32 i = 0; i < std::size(gpuVoltArray); ++i) {
if (freqMhz <= ramTable[bracket][i]) {
baseVolt = gpuVoltArray[i];
break;
}
}
}
return baseVolt;
}
}