emmc: Use gpt struct and only add valid entries

Additionally keep track of partition index

nyx/nyx_gui/storage/nx_emmc.h

@@ -17,38 +17,10 @@
 #ifndef _NX_EMMC_H_
 #define _NX_EMMC_H_
 
+#include "sdmmc.h"
+#include "../libs/fatfs/ff.h"
 #include "../utils/types.h"
 #include "../utils/list.h"
-#include "sdmmc.h"
-
-typedef struct _gpt_entry_t
-{
-	u8 type_guid[0x10];
-	u8 part_guid[0x10];
-	u64 lba_start;
-	u64 lba_end;
-	u64 attrs;
-	u16 name[36];
-} gpt_entry_t;
-
-typedef struct _gpt_header_t
-{
-	u64 signature;
-	u32 revision;
-	u32 size;
-	u32 crc32;
-	u32 res1;
-	u64 my_lba;
-	u64 alt_lba;
-	u64 first_use_lba;
-	u64 last_use_lba;
-	u8 disk_guid[0x10];
-	u64 part_ent_lba;
-	u32 num_part_ents;
-	u32 part_ent_size;
-	u32 part_ents_crc32;
-	u8 res2[420];
-} gpt_header_t;
 
 #define NX_GPT_FIRST_LBA 1
 #define NX_GPT_NUM_BLOCKS 33
@@ -56,6 +28,7 @@ typedef struct _gpt_header_t
 
 typedef struct _emmc_part_t
 {
+	u32 index;
 	u32 lba_start;
 	u32 lba_end;
 	u64 attrs;
@@ -63,6 +36,10 @@ typedef struct _emmc_part_t
 	link_t link;
 } emmc_part_t;
 
+sdmmc_t emmc_sdmmc;
+sdmmc_storage_t emmc_storage;
+FATFS emmc_fs;
+
 void nx_emmc_gpt_parse(link_t *gpt, sdmmc_storage_t *storage);
 void nx_emmc_gpt_free(link_t *gpt);
 emmc_part_t *nx_emmc_part_find(link_t *gpt, const char *name);