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GPU: Add display transfer configuration.

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This commit is contained in:
Tony Wasserka 2014-06-01 00:08:00 +02:00
parent ec9511e1db
commit 16bbc4f81b
2 changed files with 92 additions and 0 deletions
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52
src/core/hw/gpu.cpp
View file

@ -108,6 +108,31 @@ inline void Read(T &var, const u32 addr) {
var = g_regs.framebuffer_sub_right_1;
break;
case Registers::DisplayInputBufferAddr:
var = g_regs.display_transfer.input_address;
break;
case Registers::DisplayOutputBufferAddr:
var = g_regs.display_transfer.output_address;
break;
case Registers::DisplayOutputBufferSize:
var = g_regs.display_transfer.output_size;
break;
case Registers::DisplayInputBufferSize:
var = g_regs.display_transfer.input_size;
break;
case Registers::DisplayTransferFlags:
var = g_regs.display_transfer.flags;
break;
// Not sure if this is supposed to be readable
case Registers::DisplayTriggerTransfer:
var = g_regs.display_transfer.trigger;
break;
case Registers::CommandListSize:
var = g_regs.command_list_size;
break;
@ -129,6 +154,33 @@ inline void Read(T &var, const u32 addr) {
template <typename T>
inline void Write(u32 addr, const T data) {
switch (static_cast<Registers::Id>(addr)) {
case Registers::DisplayInputBufferAddr:
g_regs.display_transfer.input_address = data;
break;
case Registers::DisplayOutputBufferAddr:
g_regs.display_transfer.output_address = data;
break;
case Registers::DisplayOutputBufferSize:
g_regs.display_transfer.output_size = data;
break;
case Registers::DisplayInputBufferSize:
g_regs.display_transfer.input_size = data;
break;
case Registers::DisplayTransferFlags:
g_regs.display_transfer.flags = data;
break;
case Registers::DisplayTriggerTransfer:
g_regs.display_transfer.trigger = data;
if (g_regs.display_transfer.trigger & 1) {
// TODO: Perform display transfer!
}
break;
case Registers::CommandListSize:
g_regs.command_list_size = data;
break;

40
src/core/hw/gpu.h
View file

@ -5,6 +5,7 @@
#pragma once
#include "common/common_types.h"
#include "common/bit_field.h"
namespace GPU {
@ -44,6 +45,45 @@ struct Registers {
u32 framebuffer_sub_right_1;
u32 framebuffer_sub_right_2;
struct {
u32 input_address;
u32 output_address;
inline u32 GetPhysicalInputAddress() const {
return input_address * 8;
}
inline u32 GetPhysicalOutputAddress() const {
return output_address * 8;
}
union {
u32 output_size;
BitField< 0, 16, u32> output_width;
BitField<16, 16, u32> output_height;
};
union {
u32 input_size;
BitField< 0, 16, u32> input_width;
BitField<16, 16, u32> input_height;
};
union {
u32 flags;
BitField< 0, 1, u32> flip_data;
BitField< 8, 3, u32> input_format;
BitField<12, 3, u32> output_format;
BitField<16, 1, u32> output_tiled;
};
u32 unknown;
u32 trigger;
} display_transfer;
u32 command_list_size;
u32 command_list_address;
u32 command_processing_enabled;