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fusee_cpp: Implement fatal display, reading of fusee-secondary

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This commit is contained in:
Michael Scire 2021-08-23 14:18:59 -07:00 • committed by SciresM
parent ee1d1ea527
commit 1a8f886a6e
32 changed files with 24337 additions and 48 deletions
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72
fusee_cpp/program/source/fusee_display.cpp
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@ -17,6 +17,7 @@
#include "fusee_registers_di.hpp"
#include "fusee_display.hpp"
#include "fusee_print.hpp"
#include "fusee_fatal.hpp"
namespace ams::nxboot {
@ -55,6 +56,7 @@ namespace ams::nxboot {
constinit u32 *g_frame_buffer = nullptr;
constinit u32 g_lcd_vendor = 0;
constinit bool g_display_initialized = false;
inline void DoRegisterWrites(uintptr_t base_address, const RegisterWrite *reg_writes, size_t num_writes) {
for (size_t i = 0; i < num_writes; i++) {
@ -160,15 +162,10 @@ namespace ams::nxboot {
#define DO_SLEEP_OR_REGISTER_WRITES(base_address, writes) DoSleepOrRegisterWrites(base_address, writes, util::size(writes))
void InitializeFrameBuffer() {
if (g_frame_buffer != nullptr) {
std::memset(g_frame_buffer, 0, FrameBufferSize);
hw::FlushDataCache(g_frame_buffer, FrameBufferSize);
} else {
/* Clear the frame buffer. */
g_frame_buffer = /* TODO */reinterpret_cast<u32 *>(0xD0000000);
std::memset(g_frame_buffer, 0, FrameBufferSize);
hw::FlushDataCache(g_frame_buffer, FrameBufferSize);
if (g_frame_buffer == nullptr) {
g_frame_buffer = reinterpret_cast<u32 *>(0xC0400000);
}
hw::FlushDataCache(g_frame_buffer, FrameBufferSize);
}
[[maybe_unused]] void FinalizeFrameBuffer() {
@ -259,7 +256,15 @@ namespace ams::nxboot {
}
}
bool IsDisplayInitialized() {
return g_display_initialized;
}
void InitializeDisplay() {
if (IsDisplayInitialized()) {
return;
}
/* Setup the framebuffer. */
InitializeFrameBuffer();
@ -489,9 +494,15 @@ namespace ams::nxboot {
if (g_lcd_vendor != 0x2050) {
util::WaitMicroSeconds(35'000ul);
}
g_display_initialized = true;
}
void FinalizeDisplay() {
if (!IsDisplayInitialized()) {
return;
}
/* TODO: What other configuration is needed, if any? */
/* Configure LCD pinmux tristate + passthrough. */
@ -557,9 +568,16 @@ namespace ams::nxboot {
reg::Write(g_dsi_regs + sizeof(u32) * DSI_PAD_CONTROL_0, (DSI_PAD_CONTROL_VS1_PULLDN_CLK | DSI_PAD_CONTROL_VS1_PULLDN(0xF) | DSI_PAD_CONTROL_VS1_PDIO_CLK | DSI_PAD_CONTROL_VS1_PDIO(0xF)));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_POWER_CONTROL, 0);
g_display_initialized = false;
}
void ShowDisplay(const ams::impl::FatalErrorContext *f_ctx, const Result save_result) {
void ShowFatalError(const ams::impl::FatalErrorContext *f_ctx, const Result save_result) {
/* If needed, initialize the display. */
if (!IsDisplayInitialized()) {
InitializeDisplay();
}
/* Initialize the console. */
InitializeConsole(g_frame_buffer);
@ -592,4 +610,40 @@ namespace ams::nxboot {
}
}
void ShowFatalError(const char *fmt, ...) {
/* If needed, initialize the display. */
if (!IsDisplayInitialized()) {
InitializeDisplay();
}
/* Initialize the console. */
InitializeConsole(g_frame_buffer);
{
Print("%s\n", "A fatal error occurred when running Fus" "\xe9" "e.");
{
std::va_list vl;
va_start(vl, fmt);
VPrint(fmt, vl);
va_end(vl);
}
Print("\n");
Print("\nPress POWER to reboot.\n");
}
/* Ensure the device will see consistent data. */
hw::FlushDataCache(g_frame_buffer, FrameBufferSize);
/* Enable backlight. */
constexpr auto DisplayBrightness = 100;
if (g_lcd_vendor == 0x2050) {
EnableBacklightForVendor2050ForAula(DisplayBrightness);
} else {
EnableBacklightForGeneric(DisplayBrightness);
}
WaitForReboot();
}
}