From 6ecf2fb3d04b5903cc8c2f288eacb4d65ee82015 Mon Sep 17 00:00:00 2001
From: eladash <elad3356p@gmail.com>
Date: Fri, 30 Nov 2018 21:06:48 -0800
Subject: [PATCH] rsx: default lv2 semaphore context + dma_4097

extracted from vsh
---
 rpcs3/Emu/RSX/rsx_decode.h    | 25 +++++++++++++++++++++++++
 rpcs3/Emu/RSX/rsx_methods.cpp | 30 +++++++++++++++---------------
 rpcs3/Emu/RSX/rsx_methods.h   |  5 +++++
 3 files changed, 45 insertions(+), 15 deletions(-)

diff --git a/rpcs3/Emu/RSX/rsx_decode.h b/rpcs3/Emu/RSX/rsx_decode.h
index ed229f38c7..1d01d09878 100644
--- a/rpcs3/Emu/RSX/rsx_decode.h
+++ b/rpcs3/Emu/RSX/rsx_decode.h
@@ -2105,6 +2105,31 @@ struct registers_decoder<NV406E_SEMAPHORE_OFFSET>
 	}
 };
 
+template<>
+struct registers_decoder<NV4097_SET_CONTEXT_DMA_SEMAPHORE>
+{
+	struct decoded_type
+	{
+	private:
+		union
+		{
+			u32 raw_value;
+		} m_data;
+	public:
+		decoded_type(u32 raw_value) { m_data.raw_value = raw_value; }
+
+		u32 context_dma() const
+		{
+			return m_data.raw_value;
+		}
+	};
+
+	static std::string dump(decoded_type &&decoded_values)
+	{
+		return "NV4097 semaphore: context = " + std::to_string(decoded_values.context_dma());
+	}
+};
+
 template<>
 struct registers_decoder<NV4097_SET_SEMAPHORE_OFFSET>
 {
diff --git a/rpcs3/Emu/RSX/rsx_methods.cpp b/rpcs3/Emu/RSX/rsx_methods.cpp
index b658df77d8..39b6fc7b1a 100644
--- a/rpcs3/Emu/RSX/rsx_methods.cpp
+++ b/rpcs3/Emu/RSX/rsx_methods.cpp
@@ -172,38 +172,35 @@ namespace rsx
 		void texture_read_semaphore_release(thread* rsx, u32 _reg, u32 arg)
 		{
 			// Pipeline barrier seems to be equivalent to a SHADER_READ stage barrier
-
-			const u32 index = method_registers.semaphore_offset_4097() >> 4;
 			// lle-gcm likes to inject system reserved semaphores, presumably for system/vsh usage
 			// Avoid calling render to avoid any havoc(flickering) they may cause from invalid flush/write
-
-			if (index > 63 && !rsx->do_method(NV4097_TEXTURE_READ_SEMAPHORE_RELEASE, arg))
+			const u32 offset = method_registers.semaphore_offset_4097() & -16u;
+			if (offset > 63 * 4 && !rsx->do_method(NV4097_TEXTURE_READ_SEMAPHORE_RELEASE, arg))
 			{
 				//
 			}
 
-			auto& sema = vm::_ref<RsxReports>(rsx->label_addr);
-			sema.semaphore[index].val = arg;
-			sema.semaphore[index].pad = 0;
-			sema.semaphore[index].timestamp = rsx->timestamp();
+			auto& sema = vm::_ref<RsxSemaphore>(get_address(offset, method_registers.semaphore_context_dma_4097()));
+			sema.val = arg;
+			sema.pad = 0;
+			sema.timestamp = rsx->timestamp();
 		}
 
 		void back_end_write_semaphore_release(thread* rsx, u32 _reg, u32 arg)
 		{
 			// Full pipeline barrier
-
-			const u32 index = method_registers.semaphore_offset_4097() >> 4;
-			if (index > 63 && !rsx->do_method(NV4097_BACK_END_WRITE_SEMAPHORE_RELEASE, arg))
+			const u32 offset = method_registers.semaphore_offset_4097() & -16u;
+			if (offset > 63 * 4 && !rsx->do_method(NV4097_BACK_END_WRITE_SEMAPHORE_RELEASE, arg))
 			{
 				//
 			}
 
 			rsx->sync();
 			u32 val = (arg & 0xff00ff00) | ((arg & 0xff) << 16) | ((arg >> 16) & 0xff);
-			auto& sema = vm::_ref<RsxReports>(rsx->label_addr);
-			sema.semaphore[index].val = val;
-			sema.semaphore[index].pad = 0;
-			sema.semaphore[index].timestamp = rsx->timestamp();
+			auto& sema = vm::_ref<RsxSemaphore>(get_address(offset, method_registers.semaphore_context_dma_4097()));
+			sema.val = val;
+			sema.pad = 0;
+			sema.timestamp = rsx->timestamp();
 		}
 
 		/**
@@ -1262,6 +1259,9 @@ namespace rsx
 			registers[NV4097_SET_VERTEX_TEXTURE_FORMAT + (i * 8)] = (1 << 16 /* mipmap */) | ((CELL_GCM_TEXTURE_X32_FLOAT | CELL_GCM_TEXTURE_LN | CELL_GCM_TEXTURE_NR) << 8) | (2 << 4 /* 2D */) | CELL_GCM_LOCATION_LOCAL + 1;
 		}
 
+		registers[NV406E_SET_CONTEXT_DMA_SEMAPHORE] = CELL_GCM_CONTEXT_DMA_SEMAPHORE_R;
+		registers[NV4097_SET_CONTEXT_DMA_SEMAPHORE] = CELL_GCM_CONTEXT_DMA_SEMAPHORE_RW;
+
 		if (get_current_renderer()->isHLE)
 		{
 			// Commands injected by cellGcmInit
diff --git a/rpcs3/Emu/RSX/rsx_methods.h b/rpcs3/Emu/RSX/rsx_methods.h
index 6b4f3f8a6d..f36ab54337 100644
--- a/rpcs3/Emu/RSX/rsx_methods.h
+++ b/rpcs3/Emu/RSX/rsx_methods.h
@@ -1310,6 +1310,11 @@ namespace rsx
 			return decode<NV406E_SEMAPHORE_OFFSET>().semaphore_offset();
 		}
 
+		u32 semaphore_context_dma_4097() const
+		{
+			return decode<NV4097_SET_CONTEXT_DMA_SEMAPHORE>().context_dma();
+		}
+
 		u32 semaphore_offset_4097() const
 		{
 			return decode<NV4097_SET_SEMAPHORE_OFFSET>().semaphore_offset();