repos/blastem: romdb.c annotate

annotate romdb.c @ 1542:112c7af033ff nuklear_ui

nuklear_ui has been merged to default and is now closed

author	Michael Pavone <pavone@retrodev.com>
date	Sun, 25 Mar 2018 12:03:01 -0700
parents	1f745318f10a
children	94ba407a5ec1

rev	line source
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	1 #include <stdlib.h>
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	2 #include <string.h>
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	3 #include "config.h"
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	4 #include "romdb.h"
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	5 #include "util.h"
1305 5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	6 #include "hash.h"
1103 22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 1091 diff changeset	7 #include "genesis.h"
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	8 #include "menu.h"
1228 2e6dcb5c11a2 WIP support for XBAND mapper hardware Michael Pavone <pavone@retrodev.com> parents: 1221 diff changeset	9 #include "xband.h"
1259 23c94f5266d1 Support for the Realtec mapper. Needs testing with games besides The Earth Defend Michael Pavone <pavone@retrodev.com> parents: 1228 diff changeset	10 #include "realtec.h"
1414 d94855080529 Move I2C EEPROM and NOR Flash functions out of romdb.c into new files Michael Pavone <pavone@retrodev.com> parents: 1413 diff changeset	11 #include "nor.h"
1415 f7d653bb8899 Move Sega mapper implementation out of romdb.c Michael Pavone <pavone@retrodev.com> parents: 1414 diff changeset	12 #include "sega_mapper.h"
1416 11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	13 #include "multi_game.h"
1513 8f3b6a64b658 Initial work on MegaWiFi support Michael Pavone <pavone@retrodev.com> parents: 1470 diff changeset	14 #include "megawifi.h"
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	15
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	16 #define DOM_TITLE_START 0x120
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	17 #define DOM_TITLE_END 0x150
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	18 #define TITLE_START DOM_TITLE_END
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	19 #define TITLE_END (TITLE_START+48)
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	20 #define ROM_END 0x1A4
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	21 #define RAM_ID 0x1B0
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	22 #define RAM_FLAGS 0x1B2
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	23 #define RAM_START 0x1B4
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	24 #define RAM_END 0x1B8
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	25 #define REGION_START 0x1F0
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	26
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	27 char const *save_type_name(uint8_t save_type)
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	28 {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	29 if (save_type == SAVE_I2C) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	30 return "EEPROM";
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	31 } else if(save_type == SAVE_NOR) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	32 return "NOR Flash";
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	33 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	34 return "SRAM";
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	35 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	36
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	37 tern_node *load_rom_db()
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	38 {
875 54ffba3768d6 Make menu stuff work on Android (theoretically) Michael Pavone <pavone@retrodev.com> parents: 866 diff changeset	39 tern_node *db = parse_bundled_config("rom.db");
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	40 if (!db) {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 781 diff changeset	41 fatal_error("Failed to load ROM DB\n");
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	42 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	43 return db;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	44 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	45
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	46 void free_rom_info(rom_info *info)
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	47 {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	48 free(info->name);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	49 if (info->save_type != SAVE_NONE) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	50 free(info->save_buffer);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	51 if (info->save_type == SAVE_I2C) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	52 free(info->eeprom_map);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	53 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	54 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	55 free(info->map);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	56 free(info->port1_override);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	57 free(info->port2_override);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	58 free(info->ext_override);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	59 free(info->mouse_mode);
1519 1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	60 free(info->nor);
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	61 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	62
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	63 void cart_serialize(system_header sys, serialize_buffer buf)
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	64 {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	65 if (sys->type != SYSTEM_GENESIS) {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	66 return;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	67 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	68 genesis_context gen = (genesis_context )sys;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	69 if (gen->mapper_type == MAPPER_NONE) {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	70 return;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	71 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	72 start_section(buf, SECTION_MAPPER);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	73 save_int8(buf, gen->mapper_type);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	74 switch(gen->mapper_type)
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	75 {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	76 case MAPPER_SEGA:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	77 sega_mapper_serialize(gen, buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	78 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	79 case MAPPER_REALTEC:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	80 realtec_serialize(gen, buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	81 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	82 case MAPPER_XBAND:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	83 xband_serialize(gen, buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	84 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	85 case MAPPER_MULTI_GAME:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	86 multi_game_serialize(gen, buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	87 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	88 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	89 end_section(buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	90 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	91
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	92 void cart_deserialize(deserialize_buffer buf, void vcontext)
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	93 {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	94 genesis_context *gen = vcontext;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	95 uint8_t mapper_type = load_int8(buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	96 if (mapper_type != gen->mapper_type) {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	97 warning("Mapper type mismatch, skipping load of mapper state");
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	98 return;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	99 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	100 switch(gen->mapper_type)
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	101 {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	102 case MAPPER_SEGA:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	103 sega_mapper_deserialize(buf, gen);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	104 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	105 case MAPPER_REALTEC:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	106 realtec_deserialize(buf, gen);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	107 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	108 case MAPPER_XBAND:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	109 xband_deserialize(buf, gen);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	110 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	111 case MAPPER_MULTI_GAME:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	112 multi_game_deserialize(buf, gen);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	113 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	114 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	115 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	116
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	117 char get_header_name(uint8_t rom)
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	118 {
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	119 //TODO: Should probably prefer the title field that corresponds to the user's region preference
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	120 uint8_t *last = rom + TITLE_END - 1;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	121 uint8_t *src = rom + TITLE_START;
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	122
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	123 for (;;)
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	124 {
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	125 while (last > src && (last <= 0x20 \|\| last >= 0x80))
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	126 {
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	127 last--;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	128 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	129 if (last == src) {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	130 if (src == rom + TITLE_START) {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	131 src = rom + DOM_TITLE_START;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	132 last = rom + DOM_TITLE_END - 1;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	133 } else {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	134 return strdup("UNKNOWN");
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	135 }
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	136 } else {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	137 last++;
1031 219de1d64aa1 Fixed a bug in get_header_name that results in a crash if the "International Name" field is blank Michael Pavone <pavone@retrodev.com> parents: 1016 diff changeset	138 char *ret = malloc(last - src + 1);
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	139 uint8_t *dst;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	140 uint8_t last_was_space = 1;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	141 for (dst = ret; src < last; src++)
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	142 {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	143 if (src >= 0x20 && src < 0x80) {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	144 if (*src == ' ') {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	145 if (last_was_space) {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	146 continue;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	147 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	148 last_was_space = 1;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	149 } else {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	150 last_was_space = 0;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	151 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	152 (dst++) = src;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	153 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	154 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	155 *dst = 0;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	156 return ret;
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	157 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	158 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	159 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	160
1195 b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	161 char *region_chars = "JUEW";
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	162 uint8_t region_bits[] = {REGION_J, REGION_U, REGION_E, REGION_J\|REGION_U\|REGION_E};
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	163
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	164 uint8_t translate_region_char(uint8_t c)
1195 b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	165 {
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	166 for (int i = 0; i < sizeof(region_bits); i++)
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	167 {
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	168 if (c == region_chars[i]) {
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	169 return region_bits[i];
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	170 }
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	171 }
1195 b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	172 uint8_t bin_region = 0;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	173 if (c >= '0' && c <= '9') {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	174 bin_region = c - '0';
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	175 } else if (c >= 'A' && c <= 'F') {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	176 bin_region = c - 'A' + 0xA;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	177 } else if (c >= 'a' && c <= 'f') {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	178 bin_region = c - 'a' + 0xA;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	179 }
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	180 uint8_t ret = 0;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	181 if (bin_region & 8) {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	182 ret \|= REGION_E;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	183 }
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	184 if (bin_region & 4) {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	185 ret \|= REGION_U;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	186 }
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	187 if (bin_region & 1) {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	188 ret \|= REGION_J;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	189 }
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	190 return ret;
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	191 }
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	192
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	193 uint8_t get_header_regions(uint8_t *rom)
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	194 {
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	195 uint8_t regions = 0;
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	196 for (int i = 0; i < 3; i++)
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	197 {
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	198 regions \|= translate_region_char(rom[REGION_START + i]);
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	199 }
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	200 return regions;
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	201 }
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	202
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	203 uint32_t get_u32be(uint8_t *data)
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	204 {
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	205 return *data << 24 \| data[1] << 16 \| data[2] << 8 \| data[3];
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	206 }
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	207
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	208 uint32_t calc_mask(uint32_t src_size, uint32_t start, uint32_t end)
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	209 {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	210 uint32_t map_size = end-start+1;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	211 if (src_size < map_size) {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	212 return nearest_pow2(src_size)-1;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	213 } else if (!start) {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	214 return 0xFFFFFF;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	215 } else {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	216 return nearest_pow2(map_size)-1;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	217 }
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	218 }
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	219
1409 b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	220 uint8_t has_ram_header(uint8_t *rom, uint32_t rom_size)
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	221 {
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	222 return rom_size >= (RAM_END + 4) && rom[RAM_ID] == 'R' && rom[RAM_ID + 1] == 'A';
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	223 }
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	224
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	225 uint32_t read_ram_header(rom_info info, uint8_t rom)
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	226 {
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	227 uint32_t ram_start = get_u32be(rom + RAM_START);
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	228 uint32_t ram_end = get_u32be(rom + RAM_END);
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	229 uint32_t ram_flags = info->save_type = rom[RAM_FLAGS] & RAM_FLAG_MASK;
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	230 ram_start &= 0xFFFFFE;
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	231 ram_end \|= 1;
1425 49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	232 if (ram_start >= 0x800000) {
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	233 info->save_buffer = NULL;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	234 return ram_start;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	235 }
1409 b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	236 info->save_mask = ram_end - ram_start;
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	237 uint32_t save_size = info->save_mask + 1;
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	238 if (ram_flags != RAM_FLAG_BOTH) {
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	239 save_size /= 2;
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	240 }
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	241 info->save_size = save_size;
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	242 info->save_buffer = malloc(save_size);
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	243 return ram_start;
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	244 }
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	245
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	246 void add_memmap_header(rom_info info, uint8_t rom, uint32_t size, memmap_chunk const *base_map, int base_chunks)
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	247 {
777 79b10b421d3c Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack Michael Pavone <pavone@retrodev.com> parents: 776 diff changeset	248 uint32_t rom_end = get_u32be(rom + ROM_END) + 1;
79b10b421d3c Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack Michael Pavone <pavone@retrodev.com> parents: 776 diff changeset	249 if (size > rom_end) {
79b10b421d3c Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack Michael Pavone <pavone@retrodev.com> parents: 776 diff changeset	250 rom_end = size;
79b10b421d3c Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack Michael Pavone <pavone@retrodev.com> parents: 776 diff changeset	251 } else if (rom_end > nearest_pow2(size)) {
79b10b421d3c Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack Michael Pavone <pavone@retrodev.com> parents: 776 diff changeset	252 rom_end = nearest_pow2(size);
79b10b421d3c Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack Michael Pavone <pavone@retrodev.com> parents: 776 diff changeset	253 }
1287 65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	254 if (size >= 0x80000 && !memcmp("SEGA SSF", rom + 0x100, 8)) {
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	255 info->mapper_start_index = 0;
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	256 info->mapper_type = MAPPER_SEGA;
1287 65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	257 info->map_chunks = base_chunks + 9;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	258 info->map = malloc(sizeof(memmap_chunk) * info->map_chunks);
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	259 memset(info->map, 0, sizeof(memmap_chunk)*9);
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	260 memcpy(info->map+9, base_map, sizeof(memmap_chunk) * base_chunks);
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	261
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	262 info->map[0].start = 0;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	263 info->map[0].end = 0x80000;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	264 info->map[0].mask = 0xFFFFFF;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	265 info->map[0].flags = MMAP_READ;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	266 info->map[0].buffer = rom;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	267
1409 b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	268 if (has_ram_header(rom, size)){
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	269 read_ram_header(info, rom);
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	270 }
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	271
1287 65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	272 for (int i = 1; i < 8; i++)
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	273 {
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	274 info->map[i].start = i * 0x80000;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	275 info->map[i].end = (i + 1) * 0x80000;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	276 info->map[i].mask = 0x7FFFF;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	277 info->map[i].buffer = (i + 1) * 0x80000 <= size ? rom + i * 0x80000 : rom;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	278 info->map[i].ptr_index = i;
1409 b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	279 info->map[i].flags = MMAP_READ \| MMAP_PTR_IDX \| MMAP_CODE \| MMAP_FUNC_NULL;
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	280
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	281 info->map[i].read_16 = (read_16_fun)read_sram_w;//these will only be called when mem_pointers[i] == NULL
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	282 info->map[i].read_8 = (read_8_fun)read_sram_b;
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	283 info->map[i].write_16 = (write_16_fun)write_sram_area_w;//these will be called all writes to the area
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	284 info->map[i].write_8 = (write_8_fun)write_sram_area_b;
1287 65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	285
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	286 }
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	287 info->map[8].start = 0xA13000;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	288 info->map[8].end = 0xA13100;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	289 info->map[8].mask = 0xFF;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	290 info->map[8].write_16 = (write_16_fun)write_bank_reg_w;
65f03a0a426a Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper Michael Pavone <pavone@retrodev.com> parents: 1281 diff changeset	291 info->map[8].write_8 = (write_8_fun)write_bank_reg_b;
1425 49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	292 return;
1409 b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	293 } else if (has_ram_header(rom, size)) {
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	294 uint32_t ram_start = read_ram_header(info, rom);
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	295
1425 49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	296 if (info->save_buffer) {
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	297 info->map_chunks = base_chunks + (ram_start >= rom_end ? 2 : 3);
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	298 info->map = malloc(sizeof(memmap_chunk) * info->map_chunks);
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	299 memset(info->map, 0, sizeof(memmap_chunk)*2);
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	300 memcpy(info->map+2, base_map, sizeof(memmap_chunk) * base_chunks);
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	301
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	302 if (ram_start >= rom_end) {
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	303 info->map[0].end = rom_end < 0x400000 ? nearest_pow2(rom_end) - 1 : 0xFFFFFF;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	304 if (info->map[0].end > ram_start) {
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	305 info->map[0].end = ram_start;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	306 }
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	307 //TODO: ROM mirroring
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	308 info->map[0].mask = 0xFFFFFF;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	309 info->map[0].flags = MMAP_READ;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	310 info->map[0].buffer = rom;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	311
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	312 info->map[1].start = ram_start;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	313 info->map[1].mask = info->save_mask;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	314 info->map[1].end = ram_start + info->save_mask + 1;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	315 info->map[1].flags = MMAP_READ \| MMAP_WRITE;
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	316
1425 49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	317 if (info->save_type == RAM_FLAG_ODD) {
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	318 info->map[1].flags \|= MMAP_ONLY_ODD;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	319 } else if (info->save_type == RAM_FLAG_EVEN) {
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	320 info->map[1].flags \|= MMAP_ONLY_EVEN;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	321 }
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	322 info->map[1].buffer = info->save_buffer;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	323 } else {
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	324 //Assume the standard Sega mapper
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	325 info->mapper_type = MAPPER_SEGA;
1425 49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	326 info->map[0].end = 0x200000;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	327 info->map[0].mask = 0xFFFFFF;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	328 info->map[0].flags = MMAP_READ;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	329 info->map[0].buffer = rom;
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	330
1425 49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	331 info->map[1].start = 0x200000;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	332 info->map[1].end = 0x400000;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	333 info->map[1].mask = 0x1FFFFF;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	334 info->map[1].flags = MMAP_READ \| MMAP_PTR_IDX \| MMAP_FUNC_NULL;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	335 info->map[1].ptr_index = info->mapper_start_index = 0;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	336 info->map[1].read_16 = (read_16_fun)read_sram_w;//these will only be called when mem_pointers[2] == NULL
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	337 info->map[1].read_8 = (read_8_fun)read_sram_b;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	338 info->map[1].write_16 = (write_16_fun)write_sram_area_w;//these will be called all writes to the area
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	339 info->map[1].write_8 = (write_8_fun)write_sram_area_b;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	340 info->map[1].buffer = rom + 0x200000;
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	341
1425 49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	342 memmap_chunk *last = info->map + info->map_chunks - 1;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	343 memset(last, 0, sizeof(memmap_chunk));
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	344 last->start = 0xA13000;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	345 last->end = 0xA13100;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	346 last->mask = 0xFF;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	347 last->write_16 = (write_16_fun)write_bank_reg_w;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	348 last->write_8 = (write_8_fun)write_bank_reg_b;
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	349 }
1425 49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	350 return;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	351 }
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	352 }
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	353
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	354 info->map_chunks = base_chunks + 1;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	355 info->map = malloc(sizeof(memmap_chunk) * info->map_chunks);
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	356 memset(info->map, 0, sizeof(memmap_chunk));
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	357 memcpy(info->map+1, base_map, sizeof(memmap_chunk) * base_chunks);
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	358
1425 49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	359 info->map[0].end = rom_end > 0x400000 ? rom_end : 0x400000;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	360 info->map[0].mask = rom_end < 0x400000 ? nearest_pow2(rom_end) - 1 : 0xFFFFFF;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	361 info->map[0].flags = MMAP_READ;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	362 info->map[0].buffer = rom;
49d3c572b3f2 Ignore SRAM in cart header if it is in the upper 8MB of the address space Michael Pavone <pavone@retrodev.com> parents: 1416 diff changeset	363 info->save_type = SAVE_NONE;
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	364 }
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	365
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	366 rom_info configure_rom_heuristics(uint8_t rom, uint32_t rom_size, memmap_chunk const base_map, uint32_t base_chunks)
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	367 {
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	368 rom_info info;
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	369 info.mapper_type = MAPPER_NONE;
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	370 info.name = get_header_name(rom);
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	371 info.regions = get_header_regions(rom);
1416 11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	372 info.is_save_lock_on = 0;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	373 info.rom = rom;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	374 info.rom_size = rom_size;
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	375 add_memmap_header(&info, rom, rom_size, base_map, base_chunks);
915 9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB. Michael Pavone <pavone@retrodev.com> parents: 913 diff changeset	376 info.port1_override = info.port2_override = info.ext_override = info.mouse_mode = NULL;
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	377 return info;
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	378 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	379
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	380 typedef struct {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	381 rom_info *info;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	382 uint8_t *rom;
1016 5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	383 uint8_t *lock_on;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	384 tern_node *root;
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	385 tern_node *rom_db;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	386 uint32_t rom_size;
1016 5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	387 uint32_t lock_on_size;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	388 int index;
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	389 int num_els;
776 cbf97d335444 Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works. Michael Pavone <pavone@retrodev.com> parents: 775 diff changeset	390 uint16_t ptr_index;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	391 } map_iter_state;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	392
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	393 void eeprom_read_fun(char key, tern_val val, uint8_t valtype, void data)
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	394 {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	395 int bit = atoi(key);
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	396 if (bit < 0 \|\| bit > 15) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	397 fprintf(stderr, "bit %s is out of range", key);
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	398 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	399 }
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	400 if (valtype != TVAL_PTR) {
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	401 fprintf(stderr, "bit %s has a non-scalar value", key);
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	402 return;
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	403 }
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	404 char *pin = val.ptrval;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	405 if (strcmp(pin, "sda")) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	406 fprintf(stderr, "bit %s is connected to unrecognized read pin %s", key, pin);
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	407 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	408 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	409 eeprom_map *map = data;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	410 map->sda_read_bit = bit;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	411 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	412
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	413 void eeprom_write_fun(char key, tern_val val, uint8_t valtype, void data)
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	414 {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	415 int bit = atoi(key);
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	416 if (bit < 0 \|\| bit > 15) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	417 fprintf(stderr, "bit %s is out of range", key);
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	418 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	419 }
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	420 if (valtype != TVAL_PTR) {
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	421 fprintf(stderr, "bit %s has a non-scalar value", key);
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	422 return;
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	423 }
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	424 char *pin = val.ptrval;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	425 eeprom_map *map = data;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	426 if (!strcmp(pin, "sda")) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	427 map->sda_write_mask = 1 << bit;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	428 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	429 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	430 if (!strcmp(pin, "scl")) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	431 map->scl_mask = 1 << bit;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	432 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	433 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	434 fprintf(stderr, "bit %s is connected to unrecognized write pin %s", key, pin);
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	435 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	436
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	437 void process_sram_def(char key, map_iter_state state)
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	438 {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	439 if (!state->info->save_size) {
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	440 char * size = tern_find_path(state->root, "SRAM\0size\0", TVAL_PTR).ptrval;
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	441 if (!size) {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 781 diff changeset	442 fatal_error("ROM DB map entry %d with address %s has device type SRAM, but the SRAM size is not defined\n", state->index, key);
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	443 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	444 state->info->save_size = atoi(size);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	445 if (!state->info->save_size) {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 781 diff changeset	446 fatal_error("SRAM size %s is invalid\n", size);
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	447 }
775 22728a57d7f3 Populate save mask when SRAM is defined in ROM DB rather than cart header Michael Pavone <pavone@retrodev.com> parents: 774 diff changeset	448 state->info->save_mask = nearest_pow2(state->info->save_size)-1;
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	449 state->info->save_buffer = malloc(state->info->save_size);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	450 memset(state->info->save_buffer, 0, state->info->save_size);
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	451 char *bus = tern_find_path(state->root, "SRAM\0bus\0", TVAL_PTR).ptrval;
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	452 if (!strcmp(bus, "odd")) {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	453 state->info->save_type = RAM_FLAG_ODD;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	454 } else if(!strcmp(bus, "even")) {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	455 state->info->save_type = RAM_FLAG_EVEN;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	456 } else {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	457 state->info->save_type = RAM_FLAG_BOTH;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	458 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	459 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	460 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	461
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	462 void process_eeprom_def(char * key, map_iter_state *state)
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	463 {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	464 if (!state->info->save_size) {
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	465 char * size = tern_find_path(state->root, "EEPROM\0size\0", TVAL_PTR).ptrval;
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	466 if (!size) {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 781 diff changeset	467 fatal_error("ROM DB map entry %d with address %s has device type EEPROM, but the EEPROM size is not defined\n", state->index, key);
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	468 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	469 state->info->save_size = atoi(size);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	470 if (!state->info->save_size) {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 781 diff changeset	471 fatal_error("EEPROM size %s is invalid\n", size);
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	472 }
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	473 char *etype = tern_find_path(state->root, "EEPROM\0type\0", TVAL_PTR).ptrval;
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	474 if (!etype) {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	475 etype = "i2c";
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	476 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	477 if (!strcmp(etype, "i2c")) {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	478 state->info->save_type = SAVE_I2C;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	479 } else {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 781 diff changeset	480 fatal_error("EEPROM type %s is invalid\n", etype);
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	481 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	482 state->info->save_buffer = malloc(state->info->save_size);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	483 memset(state->info->save_buffer, 0xFF, state->info->save_size);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	484 state->info->eeprom_map = malloc(sizeof(eeprom_map) * state->num_els);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	485 memset(state->info->eeprom_map, 0, sizeof(eeprom_map) * state->num_els);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	486 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	487 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	488
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	489 void process_nor_def(char key, map_iter_state state)
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	490 {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	491 if (!state->info->save_size) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	492 char *size = tern_find_path(state->root, "NOR\0size\0", TVAL_PTR).ptrval;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	493 if (!size) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	494 fatal_error("ROM DB map entry %d with address %s has device type NOR, but the NOR size is not defined\n", state->index, key);
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	495 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	496 state->info->save_size = atoi(size);
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	497 if (!state->info->save_size) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	498 fatal_error("NOR size %s is invalid\n", size);
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	499 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	500 char *page_size = tern_find_path(state->root, "NOR\0page_size\0", TVAL_PTR).ptrval;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	501 if (!page_size) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	502 fatal_error("ROM DB map entry %d with address %s has device type NOR, but the NOR page size is not defined\n", state->index, key);
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	503 }
1519 1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	504 uint32_t save_page_size = atoi(page_size);
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	505 if (!save_page_size) {
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	506 fatal_error("NOR page size %s is invalid\n", page_size);
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	507 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	508 char *product_id = tern_find_path(state->root, "NOR\0product_id\0", TVAL_PTR).ptrval;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	509 if (!product_id) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	510 fatal_error("ROM DB map entry %d with address %s has device type NOR, but the NOR product ID is not defined\n", state->index, key);
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	511 }
1519 1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	512 uint16_t save_product_id = strtol(product_id, NULL, 16);
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	513 char *bus = tern_find_path(state->root, "NOR\0bus\0", TVAL_PTR).ptrval;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	514 if (!strcmp(bus, "odd")) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	515 state->info->save_bus = RAM_FLAG_ODD;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	516 } else if(!strcmp(bus, "even")) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	517 state->info->save_bus = RAM_FLAG_EVEN;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	518 } else {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	519 state->info->save_bus = RAM_FLAG_BOTH;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	520 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	521 state->info->save_type = SAVE_NOR;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	522 state->info->save_buffer = malloc(state->info->save_size);
1519 1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	523 char *init = tern_find_path_default(state->root, "NOR\0init\0", (tern_val){.ptrval="FF"}, TVAL_PTR).ptrval;
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	524 if (!strcmp(init, "ROM")) {
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	525 uint32_t init_size = state->rom_size > state->info->save_size ? state->info->save_size : state->rom_size;
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	526 memcpy(state->info->save_buffer, state->rom, init_size);
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	527 if (state->info->save_bus == RAM_FLAG_BOTH) {
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	528 byteswap_rom(state->info->save_size, (uint16_t *)state->info->save_buffer);
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	529 }
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	530 } else {
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	531 memset(state->info->save_buffer, strtol(init, NULL, 16), state->info->save_size);
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	532 }
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	533 state->info->nor = calloc(1, sizeof(nor_state));
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	534 nor_flash_init(state->info->nor, state->info->save_buffer, state->info->save_size, save_page_size, save_product_id, state->info->save_bus);
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	535 char *cmd1 = tern_find_path(state->root, "NOR\0cmd_address1\0", TVAL_PTR).ptrval;
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	536 if (cmd1) {
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	537 state->info->nor->cmd_address1 = strtol(cmd1, NULL, 16);
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	538 }
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	539 char *cmd2 = tern_find_path(state->root, "NOR\0cmd_address2\0", TVAL_PTR).ptrval;
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	540 if (cmd2) {
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	541 state->info->nor->cmd_address2 = strtol(cmd2, NULL, 16);
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	542 }
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	543 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	544 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	545
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	546 void add_eeprom_map(tern_node node, uint32_t start, uint32_t end, map_iter_state state)
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	547 {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	548 eeprom_map *eep_map = state->info->eeprom_map + state->info->num_eeprom;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	549 eep_map->start = start;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	550 eep_map->end = end;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	551 eep_map->sda_read_bit = 0xFF;
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	552 tern_node * bits_read = tern_find_node(node, "bits_read");
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	553 if (bits_read) {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	554 tern_foreach(bits_read, eeprom_read_fun, eep_map);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	555 }
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	556 tern_node * bits_write = tern_find_node(node, "bits_write");
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	557 if (bits_write) {
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	558 tern_foreach(bits_write, eeprom_write_fun, eep_map);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	559 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	560 printf("EEPROM address %X: sda read: %X, sda write: %X, scl: %X\n", start, eep_map->sda_read_bit, eep_map->sda_write_mask, eep_map->scl_mask);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	561 state->info->num_eeprom++;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	562 }
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	563
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	564 void map_iter_fun(char key, tern_val val, uint8_t valtype, void data)
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	565 {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	566 map_iter_state *state = data;
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	567 if (valtype != TVAL_NODE) {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 781 diff changeset	568 fatal_error("ROM DB map entry %d with address %s is not a node\n", state->index, key);
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	569 }
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	570 tern_node *node = val.ptrval;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	571 uint32_t start = strtol(key, NULL, 16);
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	572 uint32_t end = strtol(tern_find_ptr_default(node, "last", "0"), NULL, 16);
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	573 if (!end \|\| end < start) {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 781 diff changeset	574 fatal_error("'last' value is missing or invalid for ROM DB map entry %d with address %s\n", state->index, key);
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	575 }
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	576 char * dtype = tern_find_ptr_default(node, "device", "ROM");
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	577 uint32_t offset = strtol(tern_find_ptr_default(node, "offset", "0"), NULL, 16);
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	578 memmap_chunk *map = state->info->map + state->index;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	579 map->start = start;
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	580 map->end = end + 1;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	581 if (!strcmp(dtype, "ROM")) {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	582 map->buffer = state->rom + offset;
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	583 map->mask = calc_mask(state->rom_size - offset, start, end);
1470 1e3e0205640f Add support for writeable ROM and an entry for Game no Kanzume Otokuyou using that support as it expects the cart area to be writable Michael Pavone <pavone@retrodev.com> parents: 1444 diff changeset	584 if (strcmp(tern_find_ptr_default(node, "writeable", "no"), "yes")) {
1e3e0205640f Add support for writeable ROM and an entry for Game no Kanzume Otokuyou using that support as it expects the cart area to be writable Michael Pavone <pavone@retrodev.com> parents: 1444 diff changeset	585 map->flags = MMAP_READ;
1e3e0205640f Add support for writeable ROM and an entry for Game no Kanzume Otokuyou using that support as it expects the cart area to be writable Michael Pavone <pavone@retrodev.com> parents: 1444 diff changeset	586 } else {
1e3e0205640f Add support for writeable ROM and an entry for Game no Kanzume Otokuyou using that support as it expects the cart area to be writable Michael Pavone <pavone@retrodev.com> parents: 1444 diff changeset	587 map->flags = MMAP_READ \| MMAP_WRITE \| MMAP_CODE;
1e3e0205640f Add support for writeable ROM and an entry for Game no Kanzume Otokuyou using that support as it expects the cart area to be writable Michael Pavone <pavone@retrodev.com> parents: 1444 diff changeset	588 }
1016 5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	589 } else if (!strcmp(dtype, "LOCK-ON")) {
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	590 rom_info lock_info;
1408 71b6e2298e4a Better handling of S&K lock on support. Pre-combined ROMs and large (>2MB) S&K hacks should now work. Implemented correct behavior from locking on a 4MB cart Michael Pavone <pavone@retrodev.com> parents: 1395 diff changeset	591 if (state->lock_on) {
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	592 lock_info = configure_rom(state->rom_db, state->lock_on, state->lock_on_size, NULL, 0, NULL, 0);
1408 71b6e2298e4a Better handling of S&K lock on support. Pre-combined ROMs and large (>2MB) S&K hacks should now work. Implemented correct behavior from locking on a 4MB cart Michael Pavone <pavone@retrodev.com> parents: 1395 diff changeset	593 } else if (state->rom_size > start) {
71b6e2298e4a Better handling of S&K lock on support. Pre-combined ROMs and large (>2MB) S&K hacks should now work. Implemented correct behavior from locking on a 4MB cart Michael Pavone <pavone@retrodev.com> parents: 1395 diff changeset	594 //This is a bit of a hack to deal with pre-combined S3&K/S2&K ROMs and S&K ROM hacks
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	595 lock_info = configure_rom(state->rom_db, state->rom + start, state->rom_size - start, NULL, 0, NULL, 0);
1408 71b6e2298e4a Better handling of S&K lock on support. Pre-combined ROMs and large (>2MB) S&K hacks should now work. Implemented correct behavior from locking on a 4MB cart Michael Pavone <pavone@retrodev.com> parents: 1395 diff changeset	596 } else {
1016 5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	597 //skip this entry if there is no lock on cartridge attached
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	598 return;
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	599 }
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	600 uint32_t matching_chunks = 0;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	601 for (int i = 0; i < lock_info.map_chunks; i++)
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	602 {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	603 if (lock_info.map[i].start < 0xC00000 && lock_info.map[i].end > 0x200000) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	604 matching_chunks++;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	605 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	606 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	607 if (matching_chunks == 0) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	608 //Nothing mapped in the relevant range for the lock-on cart, ignore this mapping
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	609 return;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	610 } else if (matching_chunks > 1) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	611 state->info->map_chunks += matching_chunks - 1;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	612 state->info->map = realloc(state->info->map, sizeof(memmap_chunk) * state->info->map_chunks);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	613 memset(state->info->map + state->info->map_chunks - (matching_chunks - 1), 0, sizeof(memmap_chunk) * (matching_chunks - 1));
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	614 map = state->info->map + state->index;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	615 }
1413 3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	616 for (int i = 0; i < lock_info.map_chunks; i++)
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	617 {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	618 if (lock_info.map[i].start >= 0xC00000 \|\| lock_info.map[i].end <= 0x200000) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	619 continue;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	620 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	621 *map = lock_info.map[i];
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	622 if (map->start < 0x200000) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	623 if (map->buffer) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	624 map->buffer += (0x200000 - map->start) & ((map->flags & MMAP_AUX_BUFF) ? map->aux_mask : map->mask);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	625 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	626 map->start = 0x200000;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	627 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	628 map++;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	629 state->index++;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	630 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	631 if (state->info->save_type == SAVE_NONE && lock_info.save_type != SAVE_NONE) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	632 //main cart has no save device, but lock-on cart does
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	633 if (state->lock_on) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	634 state->info->is_save_lock_on = 1;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	635 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	636 state->info->save_buffer = lock_info.save_buffer;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	637 state->info->save_size = lock_info.save_size;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	638 state->info->save_mask = lock_info.save_mask;
1519 1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	639 state->info->nor = lock_info.nor;
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	640 state->info->save_type = lock_info.save_type;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	641 state->info->save_bus = lock_info.save_bus;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	642 lock_info.save_buffer = NULL;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	643 lock_info.save_type = SAVE_NONE;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	644 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	645 free_rom_info(&lock_info);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	646 return;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	647 } else if (!strcmp(dtype, "EEPROM")) {
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	648 process_eeprom_def(key, state);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	649 add_eeprom_map(node, start, end, state);
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	650
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	651 map->write_16 = write_eeprom_i2c_w;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	652 map->write_8 = write_eeprom_i2c_b;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	653 map->read_16 = read_eeprom_i2c_w;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	654 map->read_8 = read_eeprom_i2c_b;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	655 map->mask = 0xFFFFFF;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	656 } else if (!strcmp(dtype, "SRAM")) {
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	657 process_sram_def(key, state);
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	658 map->buffer = state->info->save_buffer + offset;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	659 map->flags = MMAP_READ \| MMAP_WRITE;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	660 if (state->info->save_type == RAM_FLAG_ODD) {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	661 map->flags \|= MMAP_ONLY_ODD;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	662 } else if(state->info->save_type == RAM_FLAG_EVEN) {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	663 map->flags \|= MMAP_ONLY_EVEN;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	664 }
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	665 map->mask = calc_mask(state->info->save_size, start, end);
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	666 } else if (!strcmp(dtype, "RAM")) {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	667 uint32_t size = strtol(tern_find_ptr_default(node, "size", "0"), NULL, 16);
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	668 if (!size \|\| size > map->end - map->start) {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	669 size = map->end - map->start;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	670 }
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	671 map->buffer = malloc(size);
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	672 map->mask = calc_mask(size, start, end);
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	673 map->flags = MMAP_READ \| MMAP_WRITE;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	674 char *bus = tern_find_ptr_default(node, "bus", "both");
1394 ae3b1721b226 Small fix to handling of the "bus" option in a RAM type ROM DB memory map Michael Pavone <pavone@retrodev.com> parents: 1326 diff changeset	675 if (!strcmp(bus, "odd")) {
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	676 map->flags \|= MMAP_ONLY_ODD;
1394 ae3b1721b226 Small fix to handling of the "bus" option in a RAM type ROM DB memory map Michael Pavone <pavone@retrodev.com> parents: 1326 diff changeset	677 } else if (!strcmp(bus, "even")) {
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	678 map->flags \|= MMAP_ONLY_EVEN;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	679 } else {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	680 map->flags \|= MMAP_CODE;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	681 }
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	682 } else if (!strcmp(dtype, "NOR")) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	683 process_nor_def(key, state);
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	684
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	685 map->write_16 = nor_flash_write_w;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	686 map->write_8 = nor_flash_write_b;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	687 map->read_16 = nor_flash_read_w;
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	688 map->read_8 = nor_flash_read_b;
1519 1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	689 if (state->info->save_bus == RAM_FLAG_BOTH) {
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	690 map->flags \|= MMAP_READ_CODE \| MMAP_CODE;
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	691 map->buffer = state->info->save_buffer;
1f745318f10a Made the NOR flash emulation a bit more flexible, but not yet flexible enough to properly support the flash chip in the MegaWiFi cart Michael Pavone <pavone@retrodev.com> parents: 1513 diff changeset	692 }
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	693 map->mask = 0xFFFFFF;
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	694 } else if (!strcmp(dtype, "Sega mapper")) {
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	695 state->info->mapper_type = MAPPER_SEGA;
776 cbf97d335444 Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works. Michael Pavone <pavone@retrodev.com> parents: 775 diff changeset	696 state->info->mapper_start_index = state->ptr_index++;
1413 3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	697 char *variant = tern_find_ptr_default(node, "variant", "full");
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	698 char *save_device = tern_find_path(node, "save\0device\0", TVAL_PTR).ptrval;
776 cbf97d335444 Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works. Michael Pavone <pavone@retrodev.com> parents: 775 diff changeset	699 if (save_device && !strcmp(save_device, "EEPROM")) {
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	700 process_eeprom_def(key, state);
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	701 add_eeprom_map(node, start & map->mask, end & map->mask, state);
1409 b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	702 } else if (save_device && !strcmp(save_device, "SRAM")) {
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	703 process_sram_def(key, state);
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	704 } else if(has_ram_header(state->rom, state->rom_size)) {
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	705 //no save definition in ROM DB entry, but there is an SRAM header
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	706 //this support is mostly to handle homebrew that uses the SSF2 product ID
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	707 //in an attempt to signal desire for the full Sega/SSF2 mapper, but also uses SRAM unlike SSF2
b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	708 read_ram_header(state->info, state->rom);
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	709 }
1413 3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	710 if (!strcmp(variant, "save-only")) {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	711 state->info->map_chunks+=1;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	712 state->info->map = realloc(state->info->map, sizeof(memmap_chunk) * state->info->map_chunks);
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	713 memset(state->info->map + state->info->map_chunks - 1, 0, sizeof(memmap_chunk) * 1);
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	714 map = state->info->map + state->index;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	715 map->start = start;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	716 map->end = end;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	717 offset &= nearest_pow2(state->rom_size) - 1;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	718 map->buffer = state->rom + offset;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	719 map->mask = calc_mask(state->rom_size - offset, start, end);
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	720 map->ptr_index = state->info->mapper_start_index;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	721 map->flags = MMAP_READ \| MMAP_PTR_IDX \| MMAP_CODE \| MMAP_FUNC_NULL;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	722 if (save_device && !strcmp(save_device, "EEPROM")) {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	723 map->write_16 = write_eeprom_i2c_w;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	724 map->write_8 = write_eeprom_i2c_b;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	725 map->read_16 = read_eeprom_i2c_w;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	726 map->read_8 = read_eeprom_i2c_b;
776 cbf97d335444 Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works. Michael Pavone <pavone@retrodev.com> parents: 775 diff changeset	727 } else {
1413 3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	728 map->read_16 = (read_16_fun)read_sram_w;//these will only be called when mem_pointers[ptr_idx] == NULL
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	729 map->read_8 = (read_8_fun)read_sram_b;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	730 map->write_16 = (write_16_fun)write_sram_area_w;//these will be called all writes to the area
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	731 map->write_8 = (write_8_fun)write_sram_area_b;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	732 }
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	733 state->index++;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	734 map++;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	735 } else {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	736 state->info->map_chunks+=7;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	737 state->info->map = realloc(state->info->map, sizeof(memmap_chunk) * state->info->map_chunks);
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	738 memset(state->info->map + state->info->map_chunks - 7, 0, sizeof(memmap_chunk) * 7);
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	739 map = state->info->map + state->index;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	740 for (int i = 0; i < 7; i++, state->index++, map++)
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	741 {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	742 map->start = start + i * 0x80000;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	743 map->end = start + (i + 1) * 0x80000;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	744 map->mask = 0x7FFFF;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	745 map->buffer = state->rom + offset + i * 0x80000;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	746 map->ptr_index = state->ptr_index++;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	747 if (i < 3) {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	748 map->flags = MMAP_READ \| MMAP_PTR_IDX \| MMAP_CODE;
1409 b0e0bb20fc41 Fix and enhance Sega/SSF2 mapper support to handle homebrew and hacks that use it in combination with SRAM Michael Pavone <pavone@retrodev.com> parents: 1408 diff changeset	749 } else {
1413 3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	750 map->flags = MMAP_READ \| MMAP_PTR_IDX \| MMAP_CODE \| MMAP_FUNC_NULL;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	751 if (save_device && !strcmp(save_device, "EEPROM")) {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	752 map->write_16 = write_eeprom_i2c_w;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	753 map->write_8 = write_eeprom_i2c_b;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	754 map->read_16 = read_eeprom_i2c_w;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	755 map->read_8 = read_eeprom_i2c_b;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	756 } else {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	757 map->read_16 = (read_16_fun)read_sram_w;//these will only be called when mem_pointers[2] == NULL
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	758 map->read_8 = (read_8_fun)read_sram_b;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	759 map->write_16 = (write_16_fun)write_sram_area_w;//these will be called all writes to the area
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	760 map->write_8 = (write_8_fun)write_sram_area_b;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	761 }
776 cbf97d335444 Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works. Michael Pavone <pavone@retrodev.com> parents: 775 diff changeset	762 }
cbf97d335444 Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works. Michael Pavone <pavone@retrodev.com> parents: 775 diff changeset	763 }
cbf97d335444 Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works. Michael Pavone <pavone@retrodev.com> parents: 775 diff changeset	764 }
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	765 map->start = 0xA13000;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	766 map->end = 0xA13100;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	767 map->mask = 0xFF;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	768 map->write_16 = (write_16_fun)write_bank_reg_w;
41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	769 map->write_8 = (write_8_fun)write_bank_reg_b;
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	770 } else if (!strcmp(dtype, "MENU")) {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	771 //fake hardware for supporting menu
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	772 map->buffer = NULL;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	773 map->mask = 0xFF;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	774 map->write_16 = menu_write_w;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	775 map->read_16 = menu_read_w;
1305 5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	776 } else if (!strcmp(dtype, "fixed")) {
5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	777 uint16_t *value = malloc(2);
5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	778 map->buffer = value;
5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	779 map->mask = 0;
5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	780 map->flags = MMAP_READ;
5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	781 *value = strtol(tern_find_ptr_default(node, "value", "0"), NULL, 16);
1416 11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	782 } else if (!strcmp(dtype, "multi-game")) {
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	783 state->info->mapper_type = MAPPER_MULTI_GAME;
1416 11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	784 state->info->mapper_start_index = state->ptr_index++;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	785 //make a mirror copy of the ROM so we can efficiently support arbitrary start offsets
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	786 state->rom = realloc(state->rom, state->rom_size * 2);
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	787 memcpy(state->rom + state->rom_size, state->rom, state->rom_size);
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	788 state->rom_size *= 2;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	789 //make room for an extra map entry
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	790 state->info->map_chunks+=1;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	791 state->info->map = realloc(state->info->map, sizeof(memmap_chunk) * state->info->map_chunks);
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	792 memset(state->info->map + state->info->map_chunks - 1, 0, sizeof(memmap_chunk) * 1);
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	793 map = state->info->map + state->index;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	794 map->buffer = state->rom;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	795 map->mask = calc_mask(state->rom_size, start, end);
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	796 map->flags = MMAP_READ \| MMAP_PTR_IDX \| MMAP_CODE;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	797 map->ptr_index = state->info->mapper_start_index;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	798 map++;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	799 state->index++;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	800 map->start = 0xA13000;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	801 map->end = 0xA13100;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	802 map->mask = 0xFF;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	803 map->write_16 = write_multi_game_w;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	804 map->write_8 = write_multi_game_b;
1513 8f3b6a64b658 Initial work on MegaWiFi support Michael Pavone <pavone@retrodev.com> parents: 1470 diff changeset	805 } else if (!strcmp(dtype, "megawifi")) {
8f3b6a64b658 Initial work on MegaWiFi support Michael Pavone <pavone@retrodev.com> parents: 1470 diff changeset	806 map->write_16 = megawifi_write_w;
8f3b6a64b658 Initial work on MegaWiFi support Michael Pavone <pavone@retrodev.com> parents: 1470 diff changeset	807 map->write_8 = megawifi_write_b;
8f3b6a64b658 Initial work on MegaWiFi support Michael Pavone <pavone@retrodev.com> parents: 1470 diff changeset	808 map->read_16 = megawifi_read_w;
8f3b6a64b658 Initial work on MegaWiFi support Michael Pavone <pavone@retrodev.com> parents: 1470 diff changeset	809 map->read_8 = megawifi_read_b;
8f3b6a64b658 Initial work on MegaWiFi support Michael Pavone <pavone@retrodev.com> parents: 1470 diff changeset	810 map->mask = 0xFFFFFF;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	811 } else {
1016 5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	812 fatal_error("Invalid device type %s for ROM DB map entry %d with address %s\n", dtype, state->index, key);
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	813 }
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	814 state->index++;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	815 }
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	816
1016 5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	817 rom_info configure_rom(tern_node rom_db, void vrom, uint32_t rom_size, void lock_on, uint32_t lock_on_size, memmap_chunk const base_map, uint32_t base_chunks)
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	818 {
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	819 uint8_t product_id[GAME_ID_LEN+1];
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	820 uint8_t *rom = vrom;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	821 product_id[GAME_ID_LEN] = 0;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	822 for (int i = 0; i < GAME_ID_LEN; i++)
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	823 {
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	824 if (rom[GAME_ID_OFF + i] <= ' ') {
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	825 product_id[i] = 0;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	826 break;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	827 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	828 product_id[i] = rom[GAME_ID_OFF + i];
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	829
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	830 }
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	831 printf("Product ID: %s\n", product_id);
1305 5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	832 uint8_t raw_hash[20];
5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	833 sha1(vrom, rom_size, raw_hash);
5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	834 uint8_t hex_hash[41];
5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	835 bin_to_hex(hex_hash, raw_hash, 20);
5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	836 printf("SHA1: %s\n", hex_hash);
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	837 tern_node * entry = tern_find_node(rom_db, hex_hash);
1305 5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	838 if (!entry) {
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	839 entry = tern_find_node(rom_db, product_id);
1305 5ceb316c479a Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry. Michael Pavone <pavone@retrodev.com> parents: 1287 diff changeset	840 }
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	841 if (!entry) {
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	842 puts("Not found in ROM DB, examining header\n");
1259 23c94f5266d1 Support for the Realtec mapper. Needs testing with games besides The Earth Defend Michael Pavone <pavone@retrodev.com> parents: 1228 diff changeset	843 if (xband_detect(rom, rom_size)) {
23c94f5266d1 Support for the Realtec mapper. Needs testing with games besides The Earth Defend Michael Pavone <pavone@retrodev.com> parents: 1228 diff changeset	844 return xband_configure_rom(rom_db, rom, rom_size, lock_on, lock_on_size, base_map, base_chunks);
23c94f5266d1 Support for the Realtec mapper. Needs testing with games besides The Earth Defend Michael Pavone <pavone@retrodev.com> parents: 1228 diff changeset	845 }
23c94f5266d1 Support for the Realtec mapper. Needs testing with games besides The Earth Defend Michael Pavone <pavone@retrodev.com> parents: 1228 diff changeset	846 if (realtec_detect(rom, rom_size)) {
23c94f5266d1 Support for the Realtec mapper. Needs testing with games besides The Earth Defend Michael Pavone <pavone@retrodev.com> parents: 1228 diff changeset	847 return realtec_configure_rom(rom, rom_size, base_map, base_chunks);
23c94f5266d1 Support for the Realtec mapper. Needs testing with games besides The Earth Defend Michael Pavone <pavone@retrodev.com> parents: 1228 diff changeset	848 }
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	849 return configure_rom_heuristics(rom, rom_size, base_map, base_chunks);
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	850 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	851 rom_info info;
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	852 info.mapper_type = MAPPER_NONE;
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	853 info.name = tern_find_ptr(entry, "name");
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	854 if (info.name) {
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	855 printf("Found name: %s\n", info.name);
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	856 info.name = strdup(info.name);
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	857 } else {
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	858 info.name = get_header_name(rom);
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	859 }
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	860
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	861 char *dbreg = tern_find_ptr(entry, "regions");
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	862 info.regions = 0;
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	863 if (dbreg) {
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	864 while (*dbreg != 0)
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	865 {
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	866 info.regions \|= translate_region_char(*(dbreg++));
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	867 }
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	868 }
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	869 if (!info.regions) {
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	870 info.regions = get_header_regions(rom);
dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	871 }
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	872
1416 11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	873 info.is_save_lock_on = 0;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	874 info.rom = vrom;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	875 info.rom_size = rom_size;
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	876 tern_node *map = tern_find_node(entry, "map");
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	877 if (map) {
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	878 info.save_type = SAVE_NONE;
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	879 info.map_chunks = tern_count(map);
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	880 if (info.map_chunks) {
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	881 info.map_chunks += base_chunks;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	882 info.save_buffer = NULL;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	883 info.save_size = 0;
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	884 info.map = malloc(sizeof(memmap_chunk) * info.map_chunks);
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	885 info.eeprom_map = NULL;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	886 info.num_eeprom = 0;
774 41dc895e85ff Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB Michael Pavone <pavone@retrodev.com> parents: 772 diff changeset	887 memset(info.map, 0, sizeof(memmap_chunk) * info.map_chunks);
1016 5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	888 map_iter_state state = {
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	889 .info = &info,
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	890 .rom = rom,
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	891 .lock_on = lock_on,
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	892 .root = entry,
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	893 .rom_db = rom_db,
1016 5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	894 .rom_size = rom_size,
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	895 .lock_on_size = lock_on_size,
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	896 .index = 0,
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	897 .num_els = info.map_chunks - base_chunks,
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	898 .ptr_index = 0
5fb64487b6e1 Very basic support for S&K lock-on. Needs more work for full functionality. Michael Pavone <pavone@retrodev.com> parents: 1006 diff changeset	899 };
768 2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	900 tern_foreach(map, map_iter_fun, &state);
2f48a3c187c6 Add support for reading cartridge memory map from ROM database, though without EEPROM support for now Michael Pavone <pavone@retrodev.com> parents: 767 diff changeset	901 memcpy(info.map + state.index, base_map, sizeof(memmap_chunk) * base_chunks);
1416 11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	902 info.rom = state.rom;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	903 info.rom_size = state.rom_size;
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	904 } else {
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	905 add_memmap_header(&info, rom, rom_size, base_map, base_chunks);
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	906 }
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	907 } else {
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	908 add_memmap_header(&info, rom, rom_size, base_map, base_chunks);
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	909 }
866 69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list Michael Pavone <pavone@retrodev.com> parents: 859 diff changeset	910
1326 071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in Michael Pavone <pavone@retrodev.com> parents: 1324 diff changeset	911 tern_node *device_overrides = tern_find_node(entry, "device_overrides");
913 a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	912 if (device_overrides) {
a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	913 info.port1_override = tern_find_ptr(device_overrides, "1");
a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	914 info.port2_override = tern_find_ptr(device_overrides, "2");
a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	915 info.ext_override = tern_find_ptr(device_overrides, "ext");
a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	916 } else {
a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	917 info.port1_override = info.port2_override = info.ext_override = NULL;
a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	918 }
915 9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB. Michael Pavone <pavone@retrodev.com> parents: 913 diff changeset	919 info.mouse_mode = tern_find_ptr(entry, "mouse_mode");
913 a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	920
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	921 return info;
765 dc54387ee1cd Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM. Michael Pavone <pavone@retrodev.com> parents: 764 diff changeset	922 }

Mercurial > repos > blastem

annotate romdb.c @ 1542:112c7af033ff nuklear_ui