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fa741b265b
Why does this work? We are writing flash memories without erasing them, and writing pages without regard to alignment. Yet it works?
35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
#pragma once
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#include "common.h"
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#include "spi.h"
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#define CART_NONE 0
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#define CART_CTR (1<<0)
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#define CART_NTR (1<<1)
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#define CART_TWL (1<<2)
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#define MODC_AREA_SIZE 0x4000
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#define PRIV_HDR_SIZE 0x50
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#define JEDECID_AND_SREG_SIZE 0x4
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typedef struct {
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u8 header[0x8000]; // NTR header + secure area / CTR header + private header
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u8 twl_header[0x8000]; // TWL header + modcrypt area / unused
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u32 cart_type;
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u32 cart_id;
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u64 cart_size;
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u64 data_size;
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u32 save_size;
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CardType save_type;
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u32 arm9i_rom_offset; // TWL specific
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} PACKED_ALIGN(16) CartData;
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u32 GetCartName(char* name, CartData* cdata);
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u32 InitCartRead(CartData* cdata);
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u32 ReadCartSectors(void* buffer, u32 sector, u32 count, CartData* cdata);
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u32 ReadCartBytes(void* buffer, u64 offset, u64 count, CartData* cdata);
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u32 ReadCartPrivateHeader(void* buffer, u64 offset, u64 count, CartData* cdata);
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u32 ReadCartSave(u8* buffer, u64 offset, u64 count, CartData* cdata);
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u32 WriteCartSave(const u8* buffer, u64 offset, u64 count, CartData* cdata);
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u32 ReadCartSaveJedecId(u8* buffer, u64 offset, u64 count, CartData* cdata);
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