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Work on simple save database

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This commit is contained in:
Robin Jones 2023-03-12 18:37:37 +00:00
parent a8bd203b82
commit 9b3361b47a
3 changed files with 93 additions and 0 deletions
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1
Makefile
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@ -20,6 +20,7 @@ SRCS = \
menu/menu_info.c \
menu/menu_fileinfo.c \
menu/settings.c \
menu/rom_database.c \
utils/fs.c \
libs/toml/toml.c \
main.c

82
src/menu/rom_database.c Normal file
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@ -0,0 +1,82 @@
#include "rom_database.h"
#include <stdint.h>
uint8_t rom_db_match_save_type(uint16_t id, uint32_t crc) {
if (id == *(uint16_t *)"ED") {
return SAVE_TYPE_CART_SPECIFIED;
}
// Match the default entries for crc_high.
if (crc == 0xbcb1f89f)return DB_SAVE_TYPE_EEPROM_4K; // kirby v1.3
if (crc == 0x46039fb4)return DB_SAVE_TYPE_EEPROM_16K; // kirby U
if (crc == 0x0d93ba11)return DB_SAVE_TYPE_EEPROM_16K; // kirby U
if (crc == 0xce84793d)return DB_SAVE_TYPE_SRAM; // donkey kong f2
if (crc == 0x4cbc3b56)return DB_SAVE_TYPE_SRAM; // DMTJ 64DD game
if (crc == 0x0dd4abab)return DB_SAVE_TYPE_EEPROM_16K; // DK Retail kiosk demo (shares ID with Dinosaur planet, but hacks are unlikely)!
if (crc == 0xeb85ebc9)return DB_SAVE_TYPE_FLASHRAM; // DOUBUTSU BANCHOU (ANIMAL LEADER, Cubivore) - Contains no game ID
// Match the default entries for ROM ID.
// It is useful to use this rather than CRC's so that ROM hacks continue to work.
static char *cart_ids[] = {
// EEP4K
"AB", "AD", "AG", "BC", "BD", "BH", "BK", "BM", "BN", "BV", "B6", "CG", "CH", "CR", "CT", "CU",
"CX", "DR", "DQ", "DU", "DY", "D3", "D4", "EA", "ER", "FG", "FH", "FW", "FX", "FY", "GC", "GE",
"GF", "GU", "GV", "HA", "HF", "HP", "IC", "IJ", "IR", "JM", "K2", "KA", "KI", "KT", "LB", "LR",
"MG", "MI", "ML", "MO", "MR", "MS", "MU", "MW", "N6", "NA", "OH", "PG", "PW", "PY", "RC", "RS",
"S6", "SA", "SC", "SM", "SU", "SV", "SW", "TB", "TC", "TJ", "TM", "TN", "TP", "TR", "TX", "T6",
"VL", "VY", "WC", "WL", "WQ", "WR", "WU", "XO", "4W",
// EEP16K
"B7", "CW", "CZ", "DO", "D2", "D6", "EP", "EV", "FU", "F2", "IM", "M8", "MV", "MX", "NB", "NX",
"PD", "RZ", "UB", "X7", "YS", "3D",
// SRAM
"AL", "AY", "A2", "DA", "FZ", "GP", "G6", "K4", "KG", "MF", "OB", "RE", "RI", "TE", "VB", "VP",
"WI", "W2", "WX", "WZ", "YW", "ZL",
// FLASHRAM
"AF", "CC", "CK", "DL", "DP", "JD", "JF", "KJ", "M6", "MQ", "P2", "P3", "PF", "PH", "PN", "PO",
"PS", "RH", "SI", "SQ", "T9", "W4", "ZS",
// SRAM_BANKED
"DZ"
};
static int save_types[] = {
// EEP4K
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
// EEP16K
0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
// SRAM
0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03,
0x03, 0x03, 0x03, 0x03, 0x03, 0x03,
// FLASHRAM
0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
// SRAM_BANKED
0x05,
// Last entry.
0xff
};
for (int i = 0; save_types[i] != 0xff; i++) {
if (id == *(uint16_t *) cart_ids[i]) {
i = save_types[i];
// i = i == 1 ? DB_SAVE_TYPE_EEPROM_4K :
// i == 2 ? DB_SAVE_TYPE_EEPROM_16K :
// i == 3 ? DB_SAVE_TYPE_SRAM :
// i == 4 ? DB_SAVE_TYPE_FLASHRAM :
// i == 5 ? DB_SAVE_TYPE_SRAM_BANKED :
// DB_SAVE_TYPE_NONE;
return i;
}
}
return DB_SAVE_TYPE_NONE; //Nothing matched.
}

10
src/menu/rom_database.h Normal file
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@ -0,0 +1,10 @@
// NOTE: these values are independent on flashcart / OS
#define DB_SAVE_TYPE_NONE 0x00
#define DB_SAVE_TYPE_EEPROM_4K 0x01
#define DB_SAVE_TYPE_EEPROM_16K 0x02
#define DB_SAVE_TYPE_SRAM 0x03
#define DB_SAVE_TYPE_FLASHRAM 0x04
#define DB_SAVE_TYPE_SRAM_BANKED 0x05
#define DB_SAVE_TYPE_CART_SPECIFIED 0x99
uint8_t rom_db_match_save_type(uint16_t id, uint32_t crc);