erpt: begin SubmitFsinfo (SubmitMmcDetailInfo)

libraries/libstratosphere/include/stratosphere/fs/fs_mmc.hpp

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere/fs/fs_common.hpp>
+
+namespace ams::fs {
+
+    constexpr inline size_t MmcCidSize = 0x10;
+
+    constexpr inline size_t MmcExtendedCsdSize = 0x200;
+
+    constexpr inline int MmcExtendedCsdOffsetReEolInfo             = 267;
+    constexpr inline int MmcExtendedCsdOffsetDeviceLifeTimeEstTypA = 268;
+    constexpr inline int MmcExtendedCsdOffsetDeviceLifeTimeEstTypB = 269;
+
+    enum MmcSpeedMode {
+        MmcSpeedMode_Identification = 0,
+        MmcSpeedMode_LegacySpeed    = 1,
+        MmcSpeedMode_HighSpeed      = 2,
+        MmcSpeedMode_Hs200          = 3,
+        MmcSpeedMode_Hs400          = 4,
+        MmcSpeedMode_Unknown        = 5,
+    };
+
+    enum class MmcPartition {
+        UserData       = 0,
+        BootPartition1 = 1,
+        BootPartition2 = 2,
+    };
+
+    Result GetMmcCid(void *dst, size_t size);
+
+    inline void ClearMmcCidSerialNumber(u8 *cid) {
+        /* Clear the serial number from the cid. */
+        std::memset(cid + 1, 0, 4);
+    }
+
+    Result GetMmcSpeedMode(MmcSpeedMode *out);
+
+    Result GetMmcPatrolCount(u32 *out);
+
+    Result GetMmcExtendedCsd(void *dst, size_t size);
+
+}