Initial commit

arm9/source/patches/platform/r4idsn/R4iDSNLoaderPlatform.h

@@ -0,0 +1,64 @@
+#pragma once
+#include "common.h"
+#include "../acekard-common/IoRPGLoaderPlatform.h"
+#include "r4idsnReadSdAsm.h"
+#include "r4idsnSdReadSectorAsm.h"
+#include "r4idsnWriteSdAsm.h"
+
+/// @brief Implementation of LoaderPlatform for the r4idsn.com flashcard.
+class R4iDSNLoaderPlatform : public IoRPGLoaderPlatform
+{
+private:
+    enum
+    {
+        IORPG_CMD_SDIO_BYTE = 0xAB
+    };
+
+public:
+    R4iDSNLoaderPlatform() : IoRPGLoaderPlatform(IORPG_CMD_SDIO_BYTE) { }
+
+    const SdReadPatchCode* CreateSdReadPatchCode(
+        PatchCodeCollection& patchCodeCollection, PatchHeap& patchHeap) const override
+    {
+        return patchCodeCollection.GetOrAddSharedPatchCode([&]
+        {
+            auto* waitForStatePatchCode = patchCodeCollection.GetOrAddSharedPatchCode([&]
+            {
+                return new ioRPGSDWaitForStatePatchCode(patchHeap);
+            });
+            return new R4iDSNReadSdPatchCode(patchHeap,
+                patchCodeCollection.GetOrAddSharedPatchCode([&]
+                {
+                    return new ioRPGSendSDIOCommandPatchCode(patchHeap);
+                }),
+                patchCodeCollection.GetOrAddSharedPatchCode([&]
+                {
+                    return new R4iDSNSDReadSectorPatchCode(patchHeap, waitForStatePatchCode);
+                }),
+                waitForStatePatchCode);
+        });
+    }
+
+    const SdWritePatchCode* CreateSdWritePatchCode(
+        PatchCodeCollection& patchCodeCollection, PatchHeap& patchHeap) const override
+    {
+        return patchCodeCollection.GetOrAddSharedPatchCode([&]
+        {
+            return new R4iDSNWriteSdPatchCode(patchHeap,
+                patchCodeCollection.GetOrAddSharedPatchCode([&]
+                {
+                    return new ioRPGSendSDIOCommandPatchCode(patchHeap);
+                }),
+                patchCodeCollection.GetOrAddSharedPatchCode([&]
+                {
+                    return new ioRPGSDWaitForStatePatchCode(patchHeap);
+                }));
+        });
+    }
+
+    void PatchSdscShift(void) const override
+    {
+        r4idsn_readSd_sdsc_shift = THUMB_MOVS_REG(THUMB_R4, THUMB_R0);
+        r4idsn_writeSd_sdsc_shift = THUMB_MOVS_REG(THUMB_R7, THUMB_R0);
+    }
+};