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support file based/sd partition emusd

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This commit is contained in:
Christoph Baumann
2025-05-20 20:57:35 +02:00
parent 178c833862
commit b301bba5e7
3 changed files with 74 additions and 11 deletions
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57
fusee/program/source/fusee_emusd.cpp
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@@ -19,6 +19,7 @@
#include "fusee_malloc.hpp"
#include "fusee_mmc.hpp"
#include <exosphere.hpp>
#include <exosphere/secmon/secmon_emummc_context.hpp>
namespace ams::nxboot {
@@ -46,18 +47,25 @@ namespace ams::nxboot {
void InitializeEmuSd(const secmon::EmummcSdConfiguration &emusd_cfg) {
if (emusd_cfg.IsActive()) {
if (emusd_cfg.base_cfg.type == secmon::EmummcSdType_Partition_Emmc) {
if (emusd_cfg.base_cfg.type == secmon::EmummcSdType_Partition_Emmc || emusd_cfg.base_cfg.type == secmon::EmummcSdType_Partition_Sd) {
/* Partition based */
Result r;
if (R_FAILED(r = InitializeMmc())) {
ShowFatalError("Failed to initializeMmc: %" PRIx32 "!\n", r.GetValue());
if (emusd_cfg.base_cfg.type == secmon::EmummcSdType_Partition_Sd) {
if (R_FAILED(r = InitializeSdCard())) {
ShowFatalError("Failed to initialize SD Card: %" PRIx32 "!\n", r.GetValue());
}
g_emusd_base_storage = AllocateObject<fs::SdCardStorage>();
} else {
if (R_FAILED(r = InitializeMmc())) {
ShowFatalError("Failed to initialize eMMC: %" PRIx32 "!\n", r.GetValue());
}
g_emusd_base_storage = AllocateObject<fs::MmcPartitionStorage<sdmmc::MmcPartition_UserData>>();
}
g_emusd_base_storage = AllocateObject<fs::MmcPartitionStorage<sdmmc::MmcPartition_UserData>>();
/* Get base storage size */
s64 size;
if(R_FAILED(g_emusd_base_storage->GetSize(std::addressof(size)))) {
ShowFatalError("Failed to get eMMC size!");
ShowFatalError("Failed to get size!");
}
/* Read emuSD size from mbr */
@@ -76,8 +84,43 @@ namespace ams::nxboot {
}
g_emusd_storage = AllocateObject<fs::SubStorage>(*g_emusd_base_storage, offset, emusd_size);
} else if(emusd_cfg.base_cfg.type == secmon::EmummcSdType_File_Emmc || emusd_cfg.base_cfg.type == secmon::EmummcSdType_File_Sd) {
/* File based */
Result r;
if(emusd_cfg.base_cfg.type == secmon::EmummcSdType_File_Emmc) {
/* When emmc based, init eMMC */
if (R_FAILED((r = InitializeMmc()))) {
ShowFatalError("Failed to initialize mmc: 0x%08" PRIx32 "\n", r.GetValue());
}
if (!fs::MountSys()) {
ShowFatalError("Failed to mount mmc!\n");
}
} else {
/* When sd based, init sd */
if (R_FAILED((r = InitializeSdCard ()))) {
ShowFatalError("Failed to initialize sd: 0x%08" PRIx32 "\n", r.GetValue());
}
if (!fs::MountSdCard()) {
ShowFatalError("Failed to mount sd!\n");
}
}
char path[0xa0];
if (emusd_cfg.base_cfg.type == secmon::EmummcSdType_File_Emmc) {
memcpy(path, "sys:", 5);
} else {
memcpy(path, "sdmc:", 6);
}
memcpy(path + strlen(path), emusd_cfg.file_cfg.path.str, sizeof(emusd_cfg.file_cfg.path.str));
memcpy(path + strlen(path), "/SD/", 5);
path[sizeof(path) - 1] = '\x00';
g_emusd_storage = AllocateObject<fs::MultiFileStorage>(path);
} else {
ShowFatalError("Invalid emuSD config!\n");
}
/* TODO: support other emusd types */
} else {
const Result r = InitializeSdCard();
if (R_FAILED(r)) {