Merge branch 'hle-interface-updates'

3 files changed, 206 insertions, 46 deletions

diff --git a/src/core/hw/hw.cpp b/src/core/hw/hw.cpp
index 16bd70125..85669ae7f 100644
--- a/src/core/hw/hw.cpp
+++ b/src/core/hw/hw.cpp
@@ -12,49 +12,42 @@
 namespace HW {
 
 enum {
-    ADDRESS_CONFIG      = 0x10000000,
-    ADDRESS_IRQ         = 0x10001000,
-    ADDRESS_NDMA        = 0x10002000,
-    ADDRESS_TIMER       = 0x10003000,
-    ADDRESS_CTRCARD     = 0x10004000,
-    ADDRESS_CTRCARD_2   = 0x10005000,
-    ADDRESS_SDMC_NAND   = 0x10006000,
-    ADDRESS_SDMC_NAND_2 = 0x10007000,   // Apparently not used on retail
-    ADDRESS_PXI         = 0x10008000,
-    ADDRESS_AES         = 0x10009000,
-    ADDRESS_SHA         = 0x1000A000,
-    ADDRESS_RSA         = 0x1000B000,
-    ADDRESS_XDMA        = 0x1000C000,
-    ADDRESS_SPICARD     = 0x1000D800,
-    ADDRESS_CONFIG_2    = 0x10010000,
-    ADDRESS_HASH        = 0x10101000,
-    ADDRESS_CSND        = 0x10103000,
-    ADDRESS_DSP         = 0x10140000,
-    ADDRESS_PDN         = 0x10141000,
-    ADDRESS_CODEC       = 0x10141000,
-    ADDRESS_SPI         = 0x10142000,
-    ADDRESS_SPI_2       = 0x10143000,
-    ADDRESS_I2C         = 0x10144000,
-    ADDRESS_CODEC_2     = 0x10145000,
-    ADDRESS_HID         = 0x10146000,
-    ADDRESS_PAD         = 0x10146000,
-    ADDRESS_PTM         = 0x10146000,
-    ADDRESS_I2C_2       = 0x10148000,
-    ADDRESS_SPI_3       = 0x10160000,
-    ADDRESS_I2C_3       = 0x10161000,
-    ADDRESS_MIC         = 0x10162000,
-    ADDRESS_PXI_2       = 0x10163000,
-    ADDRESS_NTRCARD     = 0x10164000,
-    ADDRESS_DSP_2       = 0x10203000,
-    ADDRESS_HASH_2      = 0x10301000,
+    VADDR_HASH      = 0x1EC01000,
+    VADDR_CSND      = 0x1EC03000,
+    VADDR_DSP       = 0x1EC40000,
+    VADDR_PDN       = 0x1EC41000,
+    VADDR_CODEC     = 0x1EC41000,
+    VADDR_SPI       = 0x1EC42000,
+    VADDR_SPI_2     = 0x1EC43000,   // Only used under TWL_FIRM?
+    VADDR_I2C       = 0x1EC44000,
+    VADDR_CODEC_2   = 0x1EC45000,
+    VADDR_HID       = 0x1EC46000,
+    VADDR_PAD       = 0x1EC46000,
+    VADDR_PTM       = 0x1EC46000,
+    VADDR_GPIO      = 0x1EC47000,
+    VADDR_I2C_2     = 0x1EC48000,
+    VADDR_SPI_3     = 0x1EC60000,
+    VADDR_I2C_3     = 0x1EC61000,
+    VADDR_MIC       = 0x1EC62000,
+    VADDR_PXI       = 0x1EC63000,   // 0xFFFD2000
+    //VADDR_NTRCARD
+    VADDR_CDMA      = 0xFFFDA000,   // CoreLink DMA-330? Info
+    VADDR_DSP_2     = 0x1ED03000,
+    VADDR_HASH_2    = 0x1EE01000,
+    VADDR_LCD       = 0x1EF00000,
 };
 
 template <typename T>
 inline void Read(T &var, const u32 addr) {
     switch (addr & 0xFFFFF000) {
     
-    case ADDRESS_NDMA:
-        NDMA::Read(var, addr);
+    // TODO(bunnei): What is the virtual address of NDMA?
+    // case VADDR_NDMA:
+    //     NDMA::Read(var, addr);
+    //     break;
+
+    case VADDR_LCD:
+        LCD::Read(var, addr);
         break;
 
     default:
@@ -66,8 +59,13 @@ template <typename T>
 inline void Write(u32 addr, const T data) {
     switch (addr & 0xFFFFF000) {
     
-    case ADDRESS_NDMA:
-        NDMA::Write(addr, data);
+    // TODO(bunnei): What is the virtual address of NDMA?
+    // case VADDR_NDMA 
+    //     NDMA::Write(addr, data);
+    //     break;
+
+    case VADDR_LCD:
+        LCD::Write(addr, data);
         break;
 
     default:
diff --git a/src/core/hw/lcd.cpp b/src/core/hw/lcd.cpp
index 3013673f8..6468053f2 100644
--- a/src/core/hw/lcd.cpp
+++ b/src/core/hw/lcd.cpp
@@ -6,24 +6,126 @@
 #include "common/log.h"
 
 #include "core/core.h"
+#include "core/mem_map.h"
 #include "core/hw/lcd.h"
 
 #include "video_core/video_core.h"
 
 namespace LCD {
 
+Registers g_regs;
+
 static const u32 kFrameTicks = 268123480 / 60;  ///< 268MHz / 60 frames per second
 
 u64 g_last_ticks = 0; ///< Last CPU ticks
 
+/**
+ * Sets whether the framebuffers are in the GSP heap (FCRAM) or VRAM
+ * @param 
+ */
+void SetFramebufferLocation(const FramebufferLocation mode) {
+    switch (mode) {
+    case FRAMEBUFFER_LOCATION_FCRAM:
+        g_regs.framebuffer_top_left_1   = PADDR_TOP_LEFT_FRAME1;
+        g_regs.framebuffer_top_left_2   = PADDR_TOP_LEFT_FRAME2;
+        g_regs.framebuffer_top_right_1  = PADDR_TOP_RIGHT_FRAME1;
+        g_regs.framebuffer_top_right_2  = PADDR_TOP_RIGHT_FRAME2;
+        g_regs.framebuffer_sub_left_1   = PADDR_SUB_FRAME1;
+        //g_regs.framebuffer_sub_left_2  = unknown;
+        g_regs.framebuffer_sub_right_1  = PADDR_SUB_FRAME2;
+        //g_regs.framebufferr_sub_right_2 = unknown;
+        break;
+
+    case FRAMEBUFFER_LOCATION_VRAM:
+        g_regs.framebuffer_top_left_1   = PADDR_VRAM_TOP_LEFT_FRAME1;
+        g_regs.framebuffer_top_left_2   = PADDR_VRAM_TOP_LEFT_FRAME2;
+        g_regs.framebuffer_top_right_1  = PADDR_VRAM_TOP_RIGHT_FRAME1;
+        g_regs.framebuffer_top_right_2  = PADDR_VRAM_TOP_RIGHT_FRAME2;
+        g_regs.framebuffer_sub_left_1   = PADDR_VRAM_SUB_FRAME1;
+        //g_regs.framebuffer_sub_left_2  = unknown;
+        g_regs.framebuffer_sub_right_1  = PADDR_VRAM_SUB_FRAME2;
+        //g_regs.framebufferr_sub_right_2 = unknown;
+        break;
+    }
+}
+
+/**
+ * Gets the location of the framebuffers
+ * @return Location of framebuffers as FramebufferLocation enum
+ */
+const FramebufferLocation GetFramebufferLocation() {
+    if ((g_regs.framebuffer_top_right_1 & ~Memory::VRAM_MASK) == Memory::VRAM_PADDR) {
+        return FRAMEBUFFER_LOCATION_VRAM;
+    } else if ((g_regs.framebuffer_top_right_1 & ~Memory::FCRAM_MASK) == Memory::FCRAM_PADDR) {
+        return FRAMEBUFFER_LOCATION_FCRAM;
+    } else {
+        ERROR_LOG(LCD, "unknown framebuffer location!");
+    }
+    return FRAMEBUFFER_LOCATION_UNKNOWN;
+}
+
+/**
+ * Gets a read-only pointer to a framebuffer in memory
+ * @param address Physical address of framebuffer
+ * @return Returns const pointer to raw framebuffer
+ */
+const u8* GetFramebufferPointer(const u32 address) {
+    switch (GetFramebufferLocation()) {
+    case FRAMEBUFFER_LOCATION_FCRAM:
+        return (const u8*)Memory::GetPointer(Memory::VirtualAddressFromPhysical_FCRAM(address));
+    case FRAMEBUFFER_LOCATION_VRAM:
+        return (const u8*)Memory::GetPointer(Memory::VirtualAddressFromPhysical_VRAM(address));
+    default:
+        ERROR_LOG(LCD, "unknown framebuffer location");
+    }
+    return NULL;
+}
+
 template <typename T>
 inline void Read(T &var, const u32 addr) {
+    switch (addr) {
+    case REG_FRAMEBUFFER_TOP_LEFT_1:
+        var = g_regs.framebuffer_top_left_1;
+        break;
+    case REG_FRAMEBUFFER_TOP_LEFT_2:
+        var = g_regs.framebuffer_top_left_2;
+        break;
+    case REG_FRAMEBUFFER_TOP_RIGHT_1:
+        var = g_regs.framebuffer_top_right_1;
+        break;
+    case REG_FRAMEBUFFER_TOP_RIGHT_2:
+        var = g_regs.framebuffer_top_right_2;
+        break;
+    case REG_FRAMEBUFFER_SUB_LEFT_1:
+        var = g_regs.framebuffer_sub_left_1;
+        break;
+    case REG_FRAMEBUFFER_SUB_RIGHT_1:
+        var = g_regs.framebuffer_sub_right_1;
+        break;
+    default:
+        ERROR_LOG(LCD, "unknown Read%d @ 0x%08X", sizeof(var) * 8, addr);
+        break;
+    }
+    
 }
 
 template <typename T>
 inline void Write(u32 addr, const T data) {
+    ERROR_LOG(LCD, "unknown Write%d 0x%08X @ 0x%08X", sizeof(data) * 8, data, addr);
 }
 
+// Explicitly instantiate template functions because we aren't defining this in the header:
+
+template void Read<u64>(u64 &var, const u32 addr);
+template void Read<u32>(u32 &var, const u32 addr);
+template void Read<u16>(u16 &var, const u32 addr);
+template void Read<u8>(u8 &var, const u32 addr);
+
+template void Write<u64>(u32 addr, const u64 data);
+template void Write<u32>(u32 addr, const u32 data);
+template void Write<u16>(u32 addr, const u16 data);
+template void Write<u8>(u32 addr, const u8 data);
+
 /// Update hardware
 void Update() {
     u64 current_ticks = Core::g_app_core->GetTicks();
@@ -37,6 +139,7 @@ void Update() {
 /// Initialize hardware
 void Init() {
     g_last_ticks = Core::g_app_core->GetTicks();
+    SetFramebufferLocation(FRAMEBUFFER_LOCATION_FCRAM);
     NOTICE_LOG(LCD, "initialized OK");
 }
 
diff --git a/src/core/hw/lcd.h b/src/core/hw/lcd.h
index 386ed6004..2dd3b4adc 100644
--- a/src/core/hw/lcd.h
+++ b/src/core/hw/lcd.h
@@ -8,6 +8,19 @@
 
 namespace LCD {
 
+struct Registers {
+    u32 framebuffer_top_left_1;
+    u32 framebuffer_top_left_2;
+    u32 framebuffer_top_right_1;
+    u32 framebuffer_top_right_2;
+    u32 framebuffer_sub_left_1;
+    u32 framebuffer_sub_left_2;
+    u32 framebuffer_sub_right_1;
+    u32 framebuffer_sub_right_2;
+};
+
+extern Registers g_regs;
+
 enum {
     TOP_ASPECT_X        = 0x5,
     TOP_ASPECT_Y        = 0x3,
@@ -16,15 +29,61 @@ enum {
     TOP_WIDTH           = 400,
     BOTTOM_WIDTH        = 320,
 
-    FRAMEBUFFER_SEL     = 0x20184E59,
-    TOP_LEFT_FRAME1     = 0x20184E60,
-    TOP_LEFT_FRAME2     = 0x201CB370,
-    TOP_RIGHT_FRAME1    = 0x20282160,
-    TOP_RIGHT_FRAME2    = 0x202C8670,
-    SUB_FRAME1          = 0x202118E0,
-    SUB_FRAME2          = 0x20249CF0,
+    // Physical addresses in FCRAM used by ARM9 applications - these are correct for real hardware 
+    PADDR_FRAMEBUFFER_SEL       = 0x20184E59,
+    PADDR_TOP_LEFT_FRAME1       = 0x20184E60,
+    PADDR_TOP_LEFT_FRAME2       = 0x201CB370,
+    PADDR_TOP_RIGHT_FRAME1      = 0x20282160,
+    PADDR_TOP_RIGHT_FRAME2      = 0x202C8670,
+    PADDR_SUB_FRAME1            = 0x202118E0,
+    PADDR_SUB_FRAME2            = 0x20249CF0,
+
+    // Physical addresses in VRAM - I'm not sure how these are actually allocated (so not real)
+    PADDR_VRAM_FRAMEBUFFER_SEL  = 0x18184E59,
+    PADDR_VRAM_TOP_LEFT_FRAME1  = 0x18184E60,
+    PADDR_VRAM_TOP_LEFT_FRAME2  = 0x181CB370,
+    PADDR_VRAM_TOP_RIGHT_FRAME1 = 0x18282160,
+    PADDR_VRAM_TOP_RIGHT_FRAME2 = 0x182C8670,
+    PADDR_VRAM_SUB_FRAME1       = 0x182118E0,
+    PADDR_VRAM_SUB_FRAME2       = 0x18249CF0,
+};
+
+enum {
+    REG_FRAMEBUFFER_TOP_LEFT_1  = 0x1EF00468,   // Main LCD, first framebuffer for 3D left
+    REG_FRAMEBUFFER_TOP_LEFT_2  = 0x1EF0046C,   // Main LCD, second framebuffer for 3D left
+    REG_FRAMEBUFFER_TOP_RIGHT_1 = 0x1EF00494,   // Main LCD, first framebuffer for 3D right
+    REG_FRAMEBUFFER_TOP_RIGHT_2 = 0x1EF00498,   // Main LCD, second framebuffer for 3D right
+    REG_FRAMEBUFFER_SUB_LEFT_1  = 0x1EF00568,   // Sub LCD, first framebuffer
+    REG_FRAMEBUFFER_SUB_LEFT_2  = 0x1EF0056C,   // Sub LCD, second framebuffer
+    REG_FRAMEBUFFER_SUB_RIGHT_1 = 0x1EF00594,   // Sub LCD, unused first framebuffer
+    REG_FRAMEBUFFER_SUB_RIGHT_2 = 0x1EF00598,   // Sub LCD, unused second framebuffer
+};
+
+/// Framebuffer location
+enum FramebufferLocation {
+    FRAMEBUFFER_LOCATION_UNKNOWN,   ///< Framebuffer location is unknown
+    FRAMEBUFFER_LOCATION_FCRAM,  ///< Framebuffer is in the GSP heap
+    FRAMEBUFFER_LOCATION_VRAM,      ///< Framebuffer is in VRAM
 };
 
+/**
+ * Sets whether the framebuffers are in the GSP heap (FCRAM) or VRAM
+ * @param 
+ */
+void SetFramebufferLocation(const FramebufferLocation mode);
+
+/**
+ * Gets a read-only pointer to a framebuffer in memory
+ * @param address Physical address of framebuffer
+ * @return Returns const pointer to raw framebuffer
+ */
+const u8* GetFramebufferPointer(const u32 address);
+
+/**
+ * Gets the location of the framebuffers
+ */
+const FramebufferLocation GetFramebufferLocation();
+
 template <typename T>
 inline void Read(T &var, const u32 addr);