diff --git a/src/core/file_sys/archive_sdmc.cpp b/src/core/file_sys/archive_sdmc.cpp
index 30d33be5f..8d0827380 100644
--- a/src/core/file_sys/archive_sdmc.cpp
+++ b/src/core/file_sys/archive_sdmc.cpp
@@ -24,6 +24,10 @@ Archive_SDMC::Archive_SDMC(const std::string& mount_point) {
 Archive_SDMC::~Archive_SDMC() {
 }
 
+/**
+ * Initialize the archive.
+ * @return true if it initialized successfully
+ */
 bool Archive_SDMC::Initialize() {
     if (!FileUtil::IsDirectory(mount_point)) {
         WARN_LOG(FILESYS, "Directory %s not found, disabling SDMC.", mount_point.c_str());
diff --git a/src/core/file_sys/archive_sdmc.h b/src/core/file_sys/archive_sdmc.h
index 946f8b957..f68648e6f 100644
--- a/src/core/file_sys/archive_sdmc.h
+++ b/src/core/file_sys/archive_sdmc.h
@@ -20,6 +20,10 @@ public:
     Archive_SDMC(const std::string& mount_point);
     ~Archive_SDMC() override;
 
+    /**
+     * Initialize the archive.
+     * @return true if it initialized successfully
+     */
     bool Initialize();
 
     /**
diff --git a/src/core/file_sys/file.h b/src/core/file_sys/file.h
index f7b009f5a..3749e4fcf 100644
--- a/src/core/file_sys/file.h
+++ b/src/core/file_sys/file.h
@@ -31,8 +31,8 @@ public:
      * Write data to the file
      * @param offset Offset in bytes to start writing data to
      * @param length Length in bytes of data to write to file
-     * @param buffer Buffer to write data from
      * @param flush The flush parameters (0 == do not flush)
+     * @param buffer Buffer to read data from
      * @return Number of bytes written
      */
     virtual size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const = 0;
diff --git a/src/core/file_sys/file_romfs.cpp b/src/core/file_sys/file_romfs.cpp
index 00f3c2ea8..0709e98f0 100644
--- a/src/core/file_sys/file_romfs.cpp
+++ b/src/core/file_sys/file_romfs.cpp
@@ -32,8 +32,8 @@ size_t File_RomFS::Read(const u64 offset, const u32 length, u8* buffer) const {
  * Write data to the file
  * @param offset Offset in bytes to start writing data to
  * @param length Length in bytes of data to write to file
- * @param buffer Buffer to write data from
  * @param flush The flush parameters (0 == do not flush)
+ * @param buffer Buffer to read data from
  * @return Number of bytes written
  */
 size_t File_RomFS::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
diff --git a/src/core/file_sys/file_romfs.h b/src/core/file_sys/file_romfs.h
index 5db43d4a0..28b4f1158 100644
--- a/src/core/file_sys/file_romfs.h
+++ b/src/core/file_sys/file_romfs.h
@@ -32,8 +32,8 @@ public:
      * Write data to the file
      * @param offset Offset in bytes to start writing data to
      * @param length Length in bytes of data to write to file
-     * @param buffer Buffer to write data from
      * @param flush The flush parameters (0 == do not flush)
+     * @param buffer Buffer to read data from
      * @return Number of bytes written
      */
     size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override;
diff --git a/src/core/file_sys/file_sdmc.cpp b/src/core/file_sys/file_sdmc.cpp
index 07951c9f1..76e7f5d3d 100644
--- a/src/core/file_sys/file_sdmc.cpp
+++ b/src/core/file_sys/file_sdmc.cpp
@@ -39,11 +39,26 @@ File_SDMC::~File_SDMC() {
     Close();
 }
 
+/**
+ * Read data from the file
+ * @param offset Offset in bytes to start reading data from
+ * @param length Length in bytes of data to read from file
+ * @param buffer Buffer to read data into
+ * @return Number of bytes read
+ */
 size_t File_SDMC::Read(const u64 offset, const u32 length, u8* buffer) const {
     file->Seek(offset, SEEK_SET);
     return file->ReadBytes(buffer, length);
 }
 
+/**
+ * Write data to the file
+ * @param offset Offset in bytes to start writing data to
+ * @param length Length in bytes of data to write to file
+ * @param flush The flush parameters (0 == do not flush)
+ * @param buffer Buffer to read data from
+ * @return Number of bytes written
+ */
 size_t File_SDMC::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
     file->Seek(offset, SEEK_SET);
     size_t written = file->WriteBytes(buffer, length);
@@ -52,10 +67,18 @@ size_t File_SDMC::Write(const u64 offset, const u32 length, const u32 flush, con
     return written;
 }
 
+/**
+ * Get the size of the file in bytes
+ * @return Size of the file in bytes
+ */
 size_t File_SDMC::GetSize() const {
     return static_cast<size_t>(file->GetSize());
 }
 
+/**
+ * Close the file
+ * @return true if the file closed correctly
+ */
 bool File_SDMC::Close() const {
     return file->Close();
 }
diff --git a/src/core/file_sys/file_sdmc.h b/src/core/file_sys/file_sdmc.h
index b2e46f449..d23020494 100644
--- a/src/core/file_sys/file_sdmc.h
+++ b/src/core/file_sys/file_sdmc.h
@@ -35,8 +35,8 @@ public:
      * Write data to the file
      * @param offset Offset in bytes to start writing data to
      * @param length Length in bytes of data to write to file
-     * @param buffer Buffer to write data from
      * @param flush The flush parameters (0 == do not flush)
+     * @param buffer Buffer to read data from
      * @return Number of bytes written
      */
     size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override;