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fusee_cpp: Implement fatal display, reading of fusee-secondary

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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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78
fusee_cpp/program/source/fusee_main.cpp
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@ -15,12 +15,50 @@
*/
#include <exosphere.hpp>
#include "fusee_display.hpp"
#include "fusee_secure_initialize.hpp"
#include "fusee_sdram.hpp"
#include "sein/fusee_secure_initialize.hpp"
#include "sdram/fusee_sdram.hpp"
#include "fs/fusee_fs_api.hpp"
#include "fusee_sd_card.hpp"
#include "fusee_fatal.hpp"
#include "fusee_secondary_archive.hpp"
namespace ams::nxboot {
namespace {
/* TODO: Change to fusee-secondary.bin when development is done. */
constexpr const char FuseeSecondaryFilePath[] = "sdmc:/atmosphere/fusee-boogaloo.bin";
void ReadFuseeSecondary() {
Result result;
/* Open fusee-secondary. */
fs::FileHandle file;
if (R_FAILED((result = fs::OpenFile(std::addressof(file), FuseeSecondaryFilePath, fs::OpenMode_Read)))) {
ShowFatalError("Failed to open %s!\n", FuseeSecondaryFilePath);
}
ON_SCOPE_EXIT { fs::CloseFile(file); };
/* Get file size. */
s64 file_size;
if (R_FAILED((result = fs::GetFileSize(std::addressof(file_size), file)))) {
ShowFatalError("Failed to get fusee-secondary size: 0x%08" PRIx32 "\n", result.GetValue());
}
/* Check file size. */
if (static_cast<size_t>(file_size) != SecondaryArchiveSize) {
ShowFatalError("fusee-secondary seems corrupted (size 0x%zx != 0x%zx)", static_cast<size_t>(file_size), SecondaryArchiveSize);
}
/* Read to fixed address. */
if (R_FAILED((result = fs::ReadFile(file, 0, const_cast<SecondaryArchive *>(std::addressof(GetSecondaryArchive())), SecondaryArchiveSize)))) {
ShowFatalError("Failed to read fusee-secondary: 0x%08" PRIx32 "\n", result.GetValue());
}
}
}
void Main() {
/* Perform secure hardware initialization. */
SecureInitialize(true);
@ -32,30 +70,26 @@ namespace ams::nxboot {
hw::InitializeDataCache();
/* Initialize SD card. */
Result result = InitializeSdCard();
/* DEBUG: Fatal error context */
{
const ams::impl::FatalErrorContext *f_ctx = reinterpret_cast<const ams::impl::FatalErrorContext *>(0x4003E000);
InitializeDisplay();
ShowDisplay(f_ctx, ResultSuccess());
}
/* DEBUG: Check SD card connection. */
{
*reinterpret_cast<volatile u32 *>(0x40038000) = 0xAAAAAAAA;
*reinterpret_cast<volatile u32 *>(0x40038004) = result.GetValue();
if (R_SUCCEEDED(result)) {
sdmmc::SpeedMode sm;
sdmmc::BusWidth bw;
*reinterpret_cast<volatile u32 *>(0x40038008) = CheckSdCardConnection(std::addressof(sm), std::addressof(bw)).GetValue();
*reinterpret_cast<volatile u32 *>(0x4003800C) = static_cast<u32>(sm);
*reinterpret_cast<volatile u32 *>(0x40038010) = static_cast<u32>(bw);
Result result = InitializeSdCard();
if (R_FAILED(result)) {
ShowFatalError("Failed to initialize the SD card: 0x%08" PRIx32 "\n", result.GetValue());
}
//*reinterpret_cast<volatile u32 *>(0x7000E400) = 0x10;
}
/* Mount SD card. */
if (!fs::MountSdCard()) {
ShowFatalError("Failed to mount the SD card.");
}
/* If we have a fatal error, save and display it. */
SaveAndShowFatalError();
/* Read our overlay file. */
ReadFuseeSecondary();
/* TODO */
/* TODO */
AMS_INFINITE_LOOP();
}