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PM4_SET_CONSTANT for registers.

This commit is contained in:
Ben Vanik 2013-10-22 21:32:04 -07:00
parent 157cfd4d71
commit d065ee43e8
1 changed files with 29 additions and 0 deletions
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29
src/xenia/gpu/ring_buffer_worker.cc
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@ -557,6 +557,35 @@ uint32_t RingBufferWorker::ExecutePacket(PacketArgs& args) {
}
break;
case PM4_SET_CONSTANT:
// load constant into chip and to memory
{
XELOGGPU("[%.8X] Packet(%.8X): PM4_SET_CONSTANT",
packet_ptr, packet);
// PM4_REG(reg) ((0x4 << 16) | (GSL_HAL_SUBBLOCK_OFFSET(reg)))
// reg - 0x2000
uint32_t offset_type = READ_PTR();
uint32_t index = offset_type & 0x7FF;
uint32_t type = (offset_type >> 16) & 0xFF;
switch (type) {
case 0x4: // REGISTER
index += 0x2000;
for (int n = 0; n < count - 1; n++, index++) {
uint32_t data = READ_PTR();
const char* reg_name = xenos::GetRegisterName(index);
XELOGGPU("[%.8X] %.8X -> %.4X %s",
packet_ptr + (1 + n) * 4,
data, index, reg_name? reg_name : "");
WriteRegister(packet_ptr, index, data);
}
break;
default:
XEASSERTALWAYS();
break;
}
}
break;
case PM4_IM_LOAD:
// load sequencer instruction memory (pointer-based)
{