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Core: Add masking around DPC_START_REG/DPC_END_REG

This commit is contained in:
zilmar 2023-10-12 17:50:58 +10:30
parent 4e71221147
commit a6405cfa2d
1 changed files with 11 additions and 3 deletions
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14
Source/Project64-core/N64System/MemoryHandler/DisplayControlRegHandler.cpp
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@ -85,11 +85,19 @@ bool DisplayControlRegHandler::Write32(uint32_t Address, uint32_t Value, uint32_
switch (Address & 0x1FFFFFFF) switch (Address & 0x1FFFFFFF)
{ {
case 0x04100000: case 0x04100000:
DPC_START_REG = MaskedValue; if ((DPC_STATUS_REG & DPC_STATUS_START_VALID) == 0)
DPC_CURRENT_REG = MaskedValue; {
DPC_START_REG = MaskedValue & 0xFFFFF8;
DPC_STATUS_REG |= DPC_STATUS_START_VALID;
}
break; break;
case 0x04100004: case 0x04100004:
DPC_END_REG = MaskedValue; DPC_END_REG = MaskedValue & 0xFFFFF8;
if (DPC_STATUS_REG & DPC_STATUS_START_VALID)
{
DPC_CURRENT_REG = DPC_START_REG;
DPC_STATUS_REG &= ~DPC_STATUS_START_VALID;
}
if (m_Plugins->Gfx()->ProcessRDPList) if (m_Plugins->Gfx()->ProcessRDPList)
{ {
m_Plugins->Gfx()->ProcessRDPList(); m_Plugins->Gfx()->ProcessRDPList();