From f1e5314f1a57b09bd45e0db3ca91449e761c431a Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Tue, 23 Apr 2019 11:21:00 -0400
Subject: Add Swizzle Parameters to the DMA engine

---
 src/video_core/engines/engine_upload.cpp |  2 +-
 src/video_core/engines/maxwell_dma.h     | 27 ++++++++++++++++++++++++++-
 2 files changed, 27 insertions(+), 2 deletions(-)

(limited to 'src/video_core/engines')

diff --git a/src/video_core/engines/engine_upload.cpp b/src/video_core/engines/engine_upload.cpp
index 663d5517a..867457f25 100644
--- a/src/video_core/engines/engine_upload.cpp
+++ b/src/video_core/engines/engine_upload.cpp
@@ -25,7 +25,7 @@ void State::ProcessData(const u32 data, const bool is_last_call) {
     write_offset += sub_copy_size;
     if (is_last_call) {
         const GPUVAddr address{regs.dest.Address()};
-        if (linear) {
+        if (is_linear) {
             memory_manager.WriteBlock(address, inner_buffer.data(), copy_size);
         } else {
             UNIMPLEMENTED_IF(regs.dest.z != 0);
diff --git a/src/video_core/engines/maxwell_dma.h b/src/video_core/engines/maxwell_dma.h
index 35b25e6b9..0b2e26199 100644
--- a/src/video_core/engines/maxwell_dma.h
+++ b/src/video_core/engines/maxwell_dma.h
@@ -68,6 +68,16 @@ public:
 
         static_assert(sizeof(Parameters) == 24, "Parameters has wrong size");
 
+        enum class ComponentMode : u32 {
+            SRC0 = 0,
+            SRC1 = 1,
+            SRC2 = 2,
+            SRC3 = 3,
+            CONST0 = 4,
+            CONST1 = 5,
+            ZERO = 6,
+        };
+
         enum class CopyMode : u32 {
             None = 0,
             Unk1 = 1,
@@ -133,7 +143,19 @@ public:
                 u32 x_count;
                 u32 y_count;
 
-                INSERT_PADDING_WORDS(0xBB);
+                INSERT_PADDING_WORDS(0xB8);
+
+                u32 const0;
+                u32 const1;
+                union {
+                    BitField<0, 4, ComponentMode> component0;
+                    BitField<4, 4, ComponentMode> component1;
+                    BitField<8, 4, ComponentMode> component2;
+                    BitField<12, 4, ComponentMode> component3;
+                    BitField<16, 2, u32> component_size;
+                    BitField<20, 3, u32> src_num_components;
+                    BitField<24, 3, u32> dst_num_components;
+                } swizzle_config;
 
                 Parameters dst_params;
 
@@ -170,6 +192,9 @@ ASSERT_REG_POSITION(src_pitch, 0x104);
 ASSERT_REG_POSITION(dst_pitch, 0x105);
 ASSERT_REG_POSITION(x_count, 0x106);
 ASSERT_REG_POSITION(y_count, 0x107);
+ASSERT_REG_POSITION(const0, 0x1C0);
+ASSERT_REG_POSITION(const1, 0x1C1);
+ASSERT_REG_POSITION(swizzle_config, 0x1C2);
 ASSERT_REG_POSITION(dst_params, 0x1C3);
 ASSERT_REG_POSITION(src_params, 0x1CA);
 
-- 
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