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https://github.com/yuzu-emu/yuzu.git
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added code to LCD modules keep track of framebuffer location in FCRAM or VRAM
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bunnei
parent
f78794961e
commit
f0525a1eb4
@ -6,19 +6,107 @@
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#include "common/log.h"
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#include "core/core.h"
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#include "core/mem_map.h"
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#include "core/hw/lcd.h"
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#include "video_core/video_core.h"
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namespace LCD {
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Registers g_regs;
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static const u32 kFrameTicks = 268123480 / 60; ///< 268MHz / 60 frames per second
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u64 g_last_ticks = 0; ///< Last CPU ticks
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/**
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* Sets whether the framebuffers are in the GSP heap (FCRAM) or VRAM
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* @param
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*/
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void SetFramebufferLocation(const FramebufferLocation mode) {
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switch (mode) {
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case FRAMEBUFFER_LOCATION_FCRAM:
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g_regs.framebuffer_top_left_1 = PADDR_TOP_LEFT_FRAME1;
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g_regs.framebuffer_top_left_2 = PADDR_TOP_LEFT_FRAME2;
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g_regs.framebuffer_top_right_1 = PADDR_TOP_RIGHT_FRAME1;
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g_regs.framebuffer_top_right_2 = PADDR_TOP_RIGHT_FRAME2;
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g_regs.framebuffer_sub_left_1 = PADDR_SUB_FRAME1;
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//g_regs.framebuffer_sub_left_2 = unknown;
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g_regs.framebuffer_sub_right_1 = PADDR_SUB_FRAME2;
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//g_regs.framebufferr_sub_right_2 = unknown;
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break;
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case FRAMEBUFFER_LOCATION_VRAM:
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g_regs.framebuffer_top_left_1 = PADDR_VRAM_TOP_LEFT_FRAME1;
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g_regs.framebuffer_top_left_2 = PADDR_VRAM_TOP_LEFT_FRAME2;
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g_regs.framebuffer_top_right_1 = PADDR_VRAM_TOP_RIGHT_FRAME1;
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g_regs.framebuffer_top_right_2 = PADDR_VRAM_TOP_RIGHT_FRAME2;
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g_regs.framebuffer_sub_left_1 = PADDR_VRAM_SUB_FRAME1;
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//g_regs.framebuffer_sub_left_2 = unknown;
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g_regs.framebuffer_sub_right_1 = PADDR_VRAM_SUB_FRAME2;
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//g_regs.framebufferr_sub_right_2 = unknown;
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break;
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}
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}
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/**
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* Gets the location of the framebuffers
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* @return Location of framebuffers as FramebufferLocation enum
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*/
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const FramebufferLocation GetFramebufferLocation() {
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if ((g_regs.framebuffer_top_right_1 & ~Memory::VRAM_MASK) == Memory::VRAM_PADDR) {
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return FRAMEBUFFER_LOCATION_VRAM;
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} else if ((g_regs.framebuffer_top_right_1 & ~Memory::FCRAM_MASK) == Memory::FCRAM_PADDR) {
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return FRAMEBUFFER_LOCATION_FCRAM;
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} else {
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ERROR_LOG(LCD, "unknown framebuffer location!");
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}
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return FRAMEBUFFER_LOCATION_UNKNOWN;
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}
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/**
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* Gets a read-only pointer to a framebuffer in memory
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* @param address Physical address of framebuffer
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* @return Returns const pointer to raw framebuffer
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*/
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const u8* GetFramebufferPointer(const u32 address) {
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switch (GetFramebufferLocation()) {
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case FRAMEBUFFER_LOCATION_FCRAM:
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return (const u8*)Memory::GetPointer(Memory::VirtualAddressFromPhysical_FCRAM(address));
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case FRAMEBUFFER_LOCATION_VRAM:
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return (const u8*)Memory::GetPointer(Memory::VirtualAddressFromPhysical_VRAM(address));
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default:
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ERROR_LOG(LCD, "unknown framebuffer location");
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}
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return NULL;
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}
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template <typename T>
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inline void Read(T &var, const u32 addr) {
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switch (addr) {
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case REG_FRAMEBUFFER_TOP_LEFT_1:
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var = g_regs.framebuffer_top_left_1;
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break;
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case REG_FRAMEBUFFER_TOP_LEFT_2:
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var = g_regs.framebuffer_top_left_2;
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break;
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case REG_FRAMEBUFFER_TOP_RIGHT_1:
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var = g_regs.framebuffer_top_right_1;
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break;
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case REG_FRAMEBUFFER_TOP_RIGHT_2:
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var = g_regs.framebuffer_top_right_2;
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break;
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case REG_FRAMEBUFFER_SUB_LEFT_1:
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var = g_regs.framebuffer_sub_left_1;
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break;
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case REG_FRAMEBUFFER_SUB_RIGHT_1:
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var = g_regs.framebuffer_sub_right_1;
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break;
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default:
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ERROR_LOG(LCD, "unknown Read%d @ 0x%08X", sizeof(var) * 8, addr);
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break;
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}
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}
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template <typename T>
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@ -51,6 +139,7 @@ void Update() {
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/// Initialize hardware
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void Init() {
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g_last_ticks = Core::g_app_core->GetTicks();
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SetFramebufferLocation(FRAMEBUFFER_LOCATION_FCRAM);
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NOTICE_LOG(LCD, "initialized OK");
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}
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@ -8,6 +8,19 @@
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namespace LCD {
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struct Registers {
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u32 framebuffer_top_left_1;
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u32 framebuffer_top_left_2;
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u32 framebuffer_top_right_1;
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u32 framebuffer_top_right_2;
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u32 framebuffer_sub_left_1;
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u32 framebuffer_sub_left_2;
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u32 framebuffer_sub_right_1;
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u32 framebuffer_sub_right_2;
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};
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extern Registers g_regs;
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enum {
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TOP_ASPECT_X = 0x5,
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TOP_ASPECT_Y = 0x3,
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@ -17,24 +30,60 @@ enum {
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BOTTOM_WIDTH = 320,
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// Physical addresses in FCRAM used by ARM9 applications - these are correct for real hardware
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FRAMEBUFFER_SEL = 0x20184E59,
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TOP_LEFT_FRAME1 = 0x20184E60,
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TOP_LEFT_FRAME2 = 0x201CB370,
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TOP_RIGHT_FRAME1 = 0x20282160,
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TOP_RIGHT_FRAME2 = 0x202C8670,
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SUB_FRAME1 = 0x202118E0,
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SUB_FRAME2 = 0x20249CF0,
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PADDR_FRAMEBUFFER_SEL = 0x20184E59,
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PADDR_TOP_LEFT_FRAME1 = 0x20184E60,
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PADDR_TOP_LEFT_FRAME2 = 0x201CB370,
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PADDR_TOP_RIGHT_FRAME1 = 0x20282160,
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PADDR_TOP_RIGHT_FRAME2 = 0x202C8670,
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PADDR_SUB_FRAME1 = 0x202118E0,
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PADDR_SUB_FRAME2 = 0x20249CF0,
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// Physical addresses in VRAM - I'm not sure how these are actually allocated (so not real)
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VRAM_FRAMEBUFFER_SEL = 0x18184E59,
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VRAM_TOP_LEFT_FRAME1 = 0x18184E60,
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VRAM_TOP_LEFT_FRAME2 = 0x181CB370,
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VRAM_TOP_RIGHT_FRAME1 = 0x18282160,
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VRAM_TOP_RIGHT_FRAME2 = 0x182C8670,
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VRAM_SUB_FRAME1 = 0x182118E0,
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VRAM_SUB_FRAME2 = 0x18249CF0,
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PADDR_VRAM_FRAMEBUFFER_SEL = 0x18184E59,
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PADDR_VRAM_TOP_LEFT_FRAME1 = 0x18184E60,
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PADDR_VRAM_TOP_LEFT_FRAME2 = 0x181CB370,
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PADDR_VRAM_TOP_RIGHT_FRAME1 = 0x18282160,
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PADDR_VRAM_TOP_RIGHT_FRAME2 = 0x182C8670,
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PADDR_VRAM_SUB_FRAME1 = 0x182118E0,
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PADDR_VRAM_SUB_FRAME2 = 0x18249CF0,
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};
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enum {
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REG_FRAMEBUFFER_TOP_LEFT_1 = 0x1EF00468, // Main LCD, first framebuffer for 3D left
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REG_FRAMEBUFFER_TOP_LEFT_2 = 0x1EF0046C, // Main LCD, second framebuffer for 3D left
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REG_FRAMEBUFFER_TOP_RIGHT_1 = 0x1EF00494, // Main LCD, first framebuffer for 3D right
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REG_FRAMEBUFFER_TOP_RIGHT_2 = 0x1EF00498, // Main LCD, second framebuffer for 3D right
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REG_FRAMEBUFFER_SUB_LEFT_1 = 0x1EF00568, // Sub LCD, first framebuffer
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REG_FRAMEBUFFER_SUB_LEFT_2 = 0x1EF0056C, // Sub LCD, second framebuffer
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REG_FRAMEBUFFER_SUB_RIGHT_1 = 0x1EF00594, // Sub LCD, unused first framebuffer
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REG_FRAMEBUFFER_SUB_RIGHT_2 = 0x1EF00598, // Sub LCD, unused second framebuffer
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};
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/// Framebuffer location
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enum FramebufferLocation {
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FRAMEBUFFER_LOCATION_UNKNOWN, ///< Framebuffer location is unknown
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FRAMEBUFFER_LOCATION_FCRAM, ///< Framebuffer is in the GSP heap
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FRAMEBUFFER_LOCATION_VRAM, ///< Framebuffer is in VRAM
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};
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/**
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* Sets whether the framebuffers are in the GSP heap (FCRAM) or VRAM
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* @param
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*/
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void SetFramebufferLocation(const FramebufferLocation mode);
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/**
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* Gets a read-only pointer to a framebuffer in memory
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* @param address Physical address of framebuffer
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* @return Returns const pointer to raw framebuffer
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*/
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const u8* GetFramebufferPointer(const u32 address);
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/**
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* Gets the location of the framebuffers
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*/
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const FramebufferLocation GetFramebufferLocation();
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template <typename T>
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inline void Read(T &var, const u32 addr);
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