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DMA: Add debug window

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This commit is contained in:
Connor McLaughlin
2020-09-26 19:33:10 +10:00
parent 62dbaaf02c
commit 29467d40c8
7 changed files with 94 additions and 0 deletions
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84
src/core/dma.cpp
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@ -11,6 +11,9 @@
#include "mdec.h"
#include "spu.h"
#include "system.h"
#ifdef WITH_IMGUI
#include "imgui.h"
#endif
Log_SetChannel(DMA);
DMA g_dma;
@ -551,3 +554,84 @@ TickCount DMA::TransferDeviceToMemory(Channel channel, u32 address, u32 incremen
CPU::CodeCache::InvalidateCodePages(address, word_count);
return Bus::GetDMARAMTickCount(word_count);
}
void DMA::DrawDebugStateWindow()
{
#ifdef WITH_IMGUI
static constexpr u32 NUM_COLUMNS = 10;
static constexpr std::array<const char*, NUM_COLUMNS> column_names = {
{"#", "Req", "Direction", "Chopping", "Mode", "Busy", "Enable", "Priority", "IRQ", "Flag"}};
static constexpr std::array<const char*, NUM_CHANNELS> channel_names = {
{"MDECin", "MDECout", "GPU", "CDROM", "SPU", "PIO", "OTC"}};
static constexpr std::array<const char*, 4> sync_mode_names = {{"Manual", "Request", "LinkedList", "Reserved"}};
const float framebuffer_scale = ImGui::GetIO().DisplayFramebufferScale.x;
ImGui::SetNextWindowSize(ImVec2(850.0f * framebuffer_scale, 250.0f * framebuffer_scale), ImGuiCond_FirstUseEver);
if (!ImGui::Begin("DMA State", &g_settings.debugging.show_dma_state))
{
ImGui::End();
return;
}
ImGui::Columns(NUM_COLUMNS);
ImGui::SetColumnWidth(0, 100.0f * framebuffer_scale);
ImGui::SetColumnWidth(1, 50.0f * framebuffer_scale);
ImGui::SetColumnWidth(2, 100.0f * framebuffer_scale);
ImGui::SetColumnWidth(3, 150.0f * framebuffer_scale);
ImGui::SetColumnWidth(4, 80.0f * framebuffer_scale);
ImGui::SetColumnWidth(5, 80.0f * framebuffer_scale);
ImGui::SetColumnWidth(6, 80.0f * framebuffer_scale);
ImGui::SetColumnWidth(7, 80.0f * framebuffer_scale);
ImGui::SetColumnWidth(8, 80.0f * framebuffer_scale);
ImGui::SetColumnWidth(9, 80.0f * framebuffer_scale);
for (const char* title : column_names)
{
ImGui::TextUnformatted(title);
ImGui::NextColumn();
}
const ImVec4 active(1.0f, 1.0f, 1.0f, 1.0f);
const ImVec4 inactive(0.5f, 0.5f, 0.5f, 1.0f);
for (u32 i = 0; i < NUM_CHANNELS; i++)
{
const ChannelState& cs = m_state[i];
ImGui::TextColored(cs.channel_control.enable_busy ? active : inactive, "%u[%s]", i, channel_names[i]);
ImGui::NextColumn();
ImGui::TextColored(cs.request ? active : inactive, cs.request ? "Yes" : "No");
ImGui::NextColumn();
ImGui::Text("%s%s", cs.channel_control.copy_to_device ? "FromRAM" : "ToRAM",
cs.channel_control.address_step_reverse ? " Addr+" : " Addr-");
ImGui::NextColumn();
ImGui::TextColored(cs.channel_control.chopping_enable ? active : inactive, "%s/%u/%u",
cs.channel_control.chopping_enable ? "Yes" : "No",
cs.channel_control.chopping_cpu_window_size.GetValue(),
cs.channel_control.chopping_dma_window_size.GetValue());
ImGui::NextColumn();
ImGui::Text("%s", sync_mode_names[static_cast<u8>(cs.channel_control.sync_mode.GetValue())]);
ImGui::NextColumn();
ImGui::TextColored(cs.channel_control.enable_busy ? active : inactive, "%s%s",
cs.channel_control.enable_busy ? "Busy" : "Idle",
cs.channel_control.start_trigger ? " (Trigger)" : "");
ImGui::NextColumn();
ImGui::TextColored(m_DPCR.GetMasterEnable(static_cast<Channel>(i)) ? active : inactive,
m_DPCR.GetMasterEnable(static_cast<Channel>(i)) ? "Enabled" : "Disabled");
ImGui::NextColumn();
ImGui::TextColored(m_DPCR.GetMasterEnable(static_cast<Channel>(i)) ? active : inactive, "%u",
m_DPCR.GetPriority(static_cast<Channel>(i)));
ImGui::NextColumn();
ImGui::TextColored(m_DICR.IsIRQEnabled(static_cast<Channel>(i)) ? active : inactive,
m_DICR.IsIRQEnabled(static_cast<Channel>(i)) ? "Enabled" : "Disabled");
ImGui::NextColumn();
ImGui::TextColored(m_DICR.GetIRQFlag(static_cast<Channel>(i)) ? active : inactive,
m_DICR.GetIRQFlag(static_cast<Channel>(i)) ? "IRQ" : "");
ImGui::NextColumn();
}
ImGui::Columns(1);
ImGui::End();
#endif
}