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rewrite: add Regulator type to ram oc dvfs

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This commit is contained in:
Lightos1
2026-03-20 18:54:48 +01:00
parent e1c3a7d018
commit bc9c30de56
2 changed files with 21 additions and 8 deletions
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22
Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.cpp
View File

@@ -75,7 +75,13 @@ namespace board {
} }
void CacheGpuVoltTable() { void CacheGpuVoltTable() {
const u32 voltagePattern[] = { 600000, 12500, 1400000, };
UnkRegulator reg = {
.voltageMinUV = 600000,
.voltageStep = 12500,
.voltageMax = 1400000,
};
Handle handle = GetPcvHandle(); Handle handle = GetPcvHandle();
if (handle == INVALID_HANDLE) { if (handle == INVALID_HANDLE) {
@@ -115,19 +121,19 @@ namespace board {
break; break;
} }
u8 *resultPattern = static_cast<u8 *>(memmem_impl(buffer, sizeof(buffer), voltagePattern, sizeof(voltagePattern))); u8 *resultFindReg = static_cast<u8 *>(memmem_impl(buffer, sizeof(buffer), &reg, sizeof(reg)));
u32 index = resultPattern - buffer; u32 index = resultFindReg - buffer;
if (!resultPattern) { if (!resultFindReg) {
continue; continue;
} }
/* Assuming mariko. */ /* Assuming mariko. */
const u32 vmax = 800; const u32 vmax = 800;
constexpr u32 DvfsTableOffset = 312; constexpr u32 VoltageTableOffset = 312;
if (!std::memcmp(&buffer[index + DvfsTableOffset], &vmax, sizeof(vmax))) { if (!std::memcmp(&buffer[index + VoltageTableOffset], &vmax, sizeof(vmax))) {
std::memcpy(voltData.voltTable, &buffer[index + DvfsTableOffset], sizeof(dvfsTable)); std::memcpy(voltData.voltTable, &buffer[index + VoltageTableOffset], sizeof(voltData.voltTable));
voltData.voltTableAddress = base + memoryInfo.addr + DvfsTableOffset + index; voltData.voltTableAddress = base + memoryInfo.addr + VoltageTableOffset + index;
} }
svcCloseHandle(handle); svcCloseHandle(handle);

7
Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.hpp
View File

@@ -35,6 +35,13 @@ namespace board {
u32 ramVmin; u32 ramVmin;
}; };
/* TODO: Find out what component this actually targets. */
struct UnkRegulator {
u32 voltageMinUV;
u32 voltageStep;
u32 voltageMax;
}
void CacheGpuVoltTable(); void CacheGpuVoltTable();
void PcvHijackGpuVolts(u32 vmin); void PcvHijackGpuVolts(u32 vmin);
u32 GetMinimumVmin(u32 freqMhz, u32 bracket); u32 GetMinimumVmin(u32 freqMhz, u32 bracket);