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initial support for emummc on emmc

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This commit is contained in:
Christoph Baumann
2025-02-19 14:44:19 +01:00
parent 5fb3507a2a
commit ed17414b50
4 changed files with 57 additions and 14 deletions
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40
fusee/program/source/fusee_emummc.cpp
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@@ -236,16 +236,34 @@ namespace ams::nxboot {
void InitializeEmummc(bool emummc_enabled, const secmon::EmummcConfiguration &emummc_cfg) {
Result result;
if (emummc_enabled) {
/* Get sd card size. */
s64 sd_card_size;
if (R_FAILED((result = g_sd_card_storage.GetSize(std::addressof(sd_card_size))))) {
ShowFatalError("Failed to get sd card size: 0x%08" PRIx32 "!\n", result.GetValue());
}
if (emummc_cfg.base_cfg.type == secmon::EmummcType_Partition) {
if (emummc_cfg.base_cfg.type == secmon::EmummcType_Partition_Sd) {
/* Get sd card size. */
s64 sd_card_size;
if (R_FAILED((result = g_sd_card_storage.GetSize(std::addressof(sd_card_size))))) {
ShowFatalError("Failed to get sd card size: 0x%08" PRIx32 "!\n", result.GetValue());
}
const s64 partition_start = emummc_cfg.partition_cfg.start_sector * sdmmc::SectorSize;
g_boot0_storage = AllocateObject<fs::SubStorage>(g_sd_card_storage, partition_start, 4_MB);
g_user_storage = AllocateObject<fs::SubStorage>(g_sd_card_storage, partition_start + 8_MB, sd_card_size - (partition_start + 8_MB));
} else if (emummc_cfg.base_cfg.type == secmon::EmummcType_Partition_Emmc) {
{
const Result result = InitializeMmc();
if (R_FAILED(result)) {
ShowFatalError("Failed to initialize mmc: 0x%08" PRIx32 "\n", result.GetValue());
}
}
/* Get emmc size. */
s64 emmc_size;
if (R_FAILED((result = g_mmc_user_storage.GetSize(std::addressof(emmc_size))))) {
ShowFatalError("Failed to get emmc size: 0x%08" PRIx32 "!\n", result.GetValue());
}
const s64 partition_start = emummc_cfg.partition_cfg.start_sector * sdmmc::SectorSize;
g_boot0_storage = AllocateObject<fs::SubStorage>(g_mmc_user_storage, partition_start, 4_MB);
g_user_storage = AllocateObject<fs::SubStorage>(g_mmc_user_storage, partition_start + 8_MB, emmc_size - (partition_start + 8_MB));
} else if (emummc_cfg.base_cfg.type == secmon::EmummcType_File) {
/* Get the base emummc path. */
std::memcpy(g_emummc_path, emummc_cfg.file_cfg.path.str, sizeof(emummc_cfg.file_cfg.path.str));
@@ -288,6 +306,16 @@ namespace ams::nxboot {
/* Create partitions. */
g_boot0_storage = AllocateObject<fs::FileHandleStorage>(boot0_file);
g_user_storage = AllocateObject<EmummcFileStorage>(user00_file, len + 1);
} else if (emummc_cfg.base_cfg.type == secmon::EmummcType_Raw_Emmc) {
{
const Result result = InitializeMmc();
if(R_FAILED(result)) {
ShowFatalError("Failed to initialize mmc: 0x%08" PRIx32 "\n", result.GetValue());
}
}
g_boot0_storage = std::addressof(g_mmc_boot0_storage);
g_user_storage = std::addressof(g_mmc_user_storage);
} else {
ShowFatalError("Unknown emummc type %d\n", static_cast<int>(emummc_cfg.base_cfg.type));
}