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gpu: match complete NOP marker tags and ignore opaque payloads

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Co-authored-by: Ali Almohaya <AliAlmohaya@gmail.com>
This commit is contained in:
nmzik
2026-10-13 04:04:19 +02:00
parent 31b7be9ff2
commit 717c54e085
2 changed files with 27 additions and 11 deletions
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src/graphics/guest_gpu/command_processor/pm4Handlers.cpp
+8 -11
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@@ -2142,27 +2142,23 @@ KYTY_CP_OP_PARSER(CpOpIndirectUcRegs) {
KYTY_CP_OP_PARSER(CpOpMarker) {
KYTY_PROFILER_FUNCTION();
// EXIT_NOT_IMPLEMENTED(cmd_id != 0xC0001000);
uint32_t id = buffer[0] & 0xfffu;
uint32_t len_dw = ((cmd_id >> 16u) & 0x3fffu);
switch (id) {
case 0x0: break;
case 0x4: cp.SetUserDataMarker(HW::UserSgprType::Vsharp); break;
case 0xd: cp.SetUserDataMarker(HW::UserSgprType::Region); break;
case 0x777: {
switch (buffer[0]) {
case 0x68750004: cp.SetUserDataMarker(HW::UserSgprType::Vsharp); break;
case 0x6875000d: cp.SetUserDataMarker(HW::UserSgprType::Region); break;
case 0x68750777: {
cp.Flip();
break;
}
case 0x778: {
case 0x68750778: {
auto* addr =
reinterpret_cast<void*>(buffer[1] | (static_cast<uint64_t>(buffer[2]) << 32u));
uint32_t value = buffer[3];
cp.Flip(addr, value);
break;
}
case 0x781: {
case 0x68750781: {
auto* addr =
reinterpret_cast<void*>(buffer[1] | (static_cast<uint64_t>(buffer[2]) << 32u));
uint32_t value = buffer[3];
@@ -2171,7 +2167,8 @@ KYTY_CP_OP_PARSER(CpOpMarker) {
cp.FlipWithInterrupt(eop_event_type, cache_action, addr, value);
break;
}
default: EXIT("unknown marker at %05" PRIx32 ": 0x%" PRIx32 "\n", num_dw - dw, id);
// NOP payloads are caller-owned data; only complete known marker tags execute.
default: break;
}
return len_dw + 1;