From bc9c30de569dd75bf89391940de4a3482071b717 Mon Sep 17 00:00:00 2001
From: Lightos1 <124387232+Lightos1@users.noreply.github.com>
Date: Fri, 20 Mar 2026 18:54:48 +0100
Subject: [PATCH] rewrite: add Regulator type to ram oc dvfs

---
 .../sysmodule/src/board/board_ram_oc_dvfs.cpp | 22 ++++++++++++-------
 .../sysmodule/src/board/board_ram_oc_dvfs.hpp |  7 ++++++
 2 files changed, 21 insertions(+), 8 deletions(-)

diff --git a/Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.cpp b/Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.cpp
index 02d54b30..a90b9ab2 100644
--- a/Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.cpp
+++ b/Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.cpp
@@ -75,7 +75,13 @@ namespace board {
     }
 
     void CacheGpuVoltTable() {
-        const u32 voltagePattern[] = { 600000, 12500, 1400000, };
+
+
+        UnkRegulator reg = {
+            .voltageMinUV = 600000,
+            .voltageStep  = 12500,
+            .voltageMax   = 1400000,
+        };
 
         Handle handle = GetPcvHandle();
         if (handle == INVALID_HANDLE) {
@@ -115,19 +121,19 @@ namespace board {
                     break;
                 }
 
-                u8 *resultPattern = static_cast<u8 *>(memmem_impl(buffer, sizeof(buffer), voltagePattern, sizeof(voltagePattern)));
-                u32 index = resultPattern - buffer;
+                u8 *resultFindReg = static_cast<u8 *>(memmem_impl(buffer, sizeof(buffer), &reg, sizeof(reg)));
+                u32 index = resultFindReg - buffer;
 
-                if (!resultPattern) {
+                if (!resultFindReg) {
                     continue;
                 }
 
                 /* Assuming mariko. */
                 const u32 vmax = 800;
-                constexpr u32 DvfsTableOffset = 312;
-                if (!std::memcmp(&buffer[index + DvfsTableOffset], &vmax, sizeof(vmax))) {
-                    std::memcpy(voltData.voltTable, &buffer[index + DvfsTableOffset], sizeof(dvfsTable));
-                    voltData.voltTableAddress = base + memoryInfo.addr + DvfsTableOffset + index;
+                constexpr u32 VoltageTableOffset = 312;
+                if (!std::memcmp(&buffer[index + VoltageTableOffset], &vmax, sizeof(vmax))) {
+                    std::memcpy(voltData.voltTable, &buffer[index + VoltageTableOffset], sizeof(voltData.voltTable));
+                    voltData.voltTableAddress = base + memoryInfo.addr + VoltageTableOffset + index;
                 }
 
                 svcCloseHandle(handle);
diff --git a/Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.hpp b/Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.hpp
index 80925e18..d61a4b5b 100644
--- a/Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.hpp
+++ b/Source/rewrite-hoc-clk/sysmodule/src/board/board_ram_oc_dvfs.hpp
@@ -35,6 +35,13 @@ namespace board {
         u32 ramVmin;
     };
 
+    /* TODO: Find out what component this actually targets. */
+    struct UnkRegulator {
+        u32 voltageMinUV;
+        u32 voltageStep;
+        u32 voltageMax;
+    }
+
     void CacheGpuVoltTable();
     void PcvHijackGpuVolts(u32 vmin);
     u32 GetMinimumVmin(u32 freqMhz, u32 bracket);