Initial commit

arm7/source/loader/dldiHeader.h

@@ -0,0 +1,52 @@
+#pragma once
+#include "common.h"
+
+#define DLDI_MAGIC              0xBF8DA5ED
+#define DLDI_DRIVER_MAGIC_NONE  0x49444C44
+
+#define DLDI_FIX_ALL            (1 << 0)
+#define DLDI_FIX_GLUE           (1 << 1)
+#define DLDI_FIX_GOT            (1 << 2)
+#define DLDI_FIX_BSS            (1 << 3)
+
+#define DLDI_FEATURE_CANREAD    (1 << 0)
+#define DLDI_FEATURE_CANWRITE   (1 << 1)
+#define DLDI_FEATURE_SLOT_GBA   (1 << 4)
+#define DLDI_FEATURE_SLOT_NDS   (1 << 5)
+
+typedef bool (*dldi_startup_func_t)(void);
+typedef bool (*dldi_inserted_func_t)(void);
+typedef bool (*dldi_read_func_t)(u32 sector, u32 count, void* dst);
+typedef bool (*dldi_write_func_t)(u32 sector, u32 count, const void* src);
+typedef bool (*dldi_clearstatus_func_t)(void);
+typedef bool (*dldi_shutdown_func_t)(void);
+
+/// @brief Struct representing a DLDI header.
+struct dldi_header_t
+{
+    u32 dldiMagic;
+    u8 dldiString[8];
+    u8 dldiVersion;
+    u8 driverSize;
+    u8 fixFlags;
+    u8 stubSize;
+    u8 driverName[0x30];
+    u32 driverStartAddress;
+    u32 driverEndAddress;
+    u32 glueStartAddress;
+    u32 glueEndAddress;
+    u32 gotStartAddress;
+    u32 gotEndAddress;
+    u32 bssStartAddress;
+    u32 bssEndAddress;
+    u32 driverMagic;
+    u32 featureFlags;
+    u32 startupFuncAddress;
+    u32 isInsertedFuncAddress;
+    u32 readSectorsFuncAddress;
+    u32 writeSectorsFuncAddress;
+    u32 clearStatusFuncAddress;
+    u32 shutdownFuncAddress;
+};
+
+static_assert(sizeof(dldi_header_t) == 0x80, "Size of dldi_header_t incorrect");