repos/blastem: romdb.c annotate

annotate romdb.c @ 1982:6b9871d3d70d

Fix regression in Mode 4 support caused by address/cd latch changes

author	Michael Pavone <pavone@retrodev.com>
date	Fri, 15 May 2020 23:39:15 -0700
parents	42c12d141f6e
children	0f54a898db03

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"
1610 c206a422d466 Added J-Cart support Michael Pavone <pavone@retrodev.com> parents: 1593 diff changeset	15 #include "jcart.h"
1548 94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	16 #include "blastem.h"
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	17
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	18 #define DOM_TITLE_START 0x120
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	19 #define DOM_TITLE_END 0x150
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	20 #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	21 #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	22 #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	23 #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	24 #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	25 #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	26 #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	27 #define REGION_START 0x1F0
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	28
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	29 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	30 {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	31 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	32 return "EEPROM";
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	33 } 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	34 return "NOR Flash";
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 return "SRAM";
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	37 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	38
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	39 tern_node *load_rom_db()
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	40 {
875 54ffba3768d6 Make menu stuff work on Android (theoretically) Michael Pavone <pavone@retrodev.com> parents: 866 diff changeset	41 tern_node *db = parse_bundled_config("rom.db");
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	42 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	43 fatal_error("Failed to load ROM DB\n");
764 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 return db;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	46 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	47
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	48 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	49 {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	50 free(info->name);
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_NONE) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	52 free(info->save_buffer);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	53 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	54 free(info->eeprom_map);
1592 31effaadf877 Fix some memory errors (mostly leaks) identified by valgrind Michael Pavone <pavone@retrodev.com> parents: 1548 diff changeset	55 } else if (info->save_type == SAVE_NOR) {
31effaadf877 Fix some memory errors (mostly leaks) identified by valgrind Michael Pavone <pavone@retrodev.com> parents: 1548 diff changeset	56 free(info->nor);
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	57 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	58 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	59 free(info->map);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	60 free(info->port1_override);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	61 free(info->port2_override);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	62 free(info->ext_override);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	63 free(info->mouse_mode);
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	64 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	65
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	66 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	67 {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	68 if (sys->type != SYSTEM_GENESIS) {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	69 return;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	70 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	71 genesis_context gen = (genesis_context )sys;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	72 if (gen->mapper_type == MAPPER_NONE) {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	73 return;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	74 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	75 start_section(buf, SECTION_MAPPER);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	76 save_int8(buf, gen->mapper_type);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	77 switch(gen->mapper_type)
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	78 {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	79 case MAPPER_SEGA:
1863 d60f2d7c02a5 Differentiate between the full Sega mapper and the SRAM only one. Fixes crash on save state load for Phantasy Star IV and other games that use the same mapper Michael Pavone <pavone@retrodev.com> parents: 1847 diff changeset	80 case MAPPER_SEGA_SRAM:
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	81 sega_mapper_serialize(gen, buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	82 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	83 case MAPPER_REALTEC:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	84 realtec_serialize(gen, buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	85 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	86 case MAPPER_XBAND:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	87 xband_serialize(gen, buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	88 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	89 case MAPPER_MULTI_GAME:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	90 multi_game_serialize(gen, buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	91 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	92 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	93 end_section(buf);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	94 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	95
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	96 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	97 {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	98 genesis_context *gen = vcontext;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	99 uint8_t mapper_type = load_int8(buf);
1863 d60f2d7c02a5 Differentiate between the full Sega mapper and the SRAM only one. Fixes crash on save state load for Phantasy Star IV and other games that use the same mapper Michael Pavone <pavone@retrodev.com> parents: 1847 diff changeset	100 if (mapper_type != gen->mapper_type && (mapper_type != MAPPER_SEGA \|\| gen->mapper_type != MAPPER_SEGA_SRAM)) {
d60f2d7c02a5 Differentiate between the full Sega mapper and the SRAM only one. Fixes crash on save state load for Phantasy Star IV and other games that use the same mapper Michael Pavone <pavone@retrodev.com> parents: 1847 diff changeset	101 warning("Mapper type mismatch, skipping load of mapper state\n");
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	102 return;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	103 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	104 switch(gen->mapper_type)
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	105 {
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	106 case MAPPER_SEGA:
1863 d60f2d7c02a5 Differentiate between the full Sega mapper and the SRAM only one. Fixes crash on save state load for Phantasy Star IV and other games that use the same mapper Michael Pavone <pavone@retrodev.com> parents: 1847 diff changeset	107 case MAPPER_SEGA_SRAM:
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	108 sega_mapper_deserialize(buf, gen);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	109 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	110 case MAPPER_REALTEC:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	111 realtec_deserialize(buf, gen);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	112 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	113 case MAPPER_XBAND:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	114 xband_deserialize(buf, gen);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	115 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	116 case MAPPER_MULTI_GAME:
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	117 multi_game_deserialize(buf, gen);
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	118 break;
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	119 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	120 }
14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	121
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	122 char get_header_name(uint8_t rom)
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	123 {
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	124 //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	125 uint8_t *last = rom + TITLE_END - 1;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	126 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	127
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	128 for (;;)
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	129 {
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	130 while (last > src && (last <= 0x20 \|\| last >= 0x80))
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	131 {
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	132 last--;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	133 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	134 if (last == src) {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	135 if (src == rom + TITLE_START) {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	136 src = rom + DOM_TITLE_START;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	137 last = rom + DOM_TITLE_END - 1;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	138 } else {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	139 return strdup("UNKNOWN");
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	140 }
1006 9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	141 } else {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	142 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	143 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	144 uint8_t *dst;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	145 uint8_t last_was_space = 1;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	146 for (dst = ret; src < last; src++)
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 if (src >= 0x20 && src < 0x80) {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	149 if (*src == ' ') {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	150 if (last_was_space) {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	151 continue;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	152 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	153 last_was_space = 1;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	154 } else {
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	155 last_was_space = 0;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	156 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	157 (dst++) = src;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	158 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	159 }
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	160 *dst = 0;
9ab35686a025 Improve parsing of game name from ROM header Michael Pavone <pavone@retrodev.com> parents: 938 diff changeset	161 return ret;
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	162 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	163 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	164 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	165
1195 b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	166 char *region_chars = "JUEW";
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	167 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	168
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 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	170 {
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	171 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	172 {
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	173 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	174 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	175 }
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	176 }
1195 b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	177 uint8_t bin_region = 0;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	178 if (c >= '0' && c <= '9') {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	179 bin_region = c - '0';
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	180 } else if (c >= 'A' && c <= 'F') {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	181 bin_region = c - 'A' + 0xA;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	182 } else if (c >= 'a' && c <= 'f') {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	183 bin_region = c - 'a' + 0xA;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	184 }
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	185 uint8_t ret = 0;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	186 if (bin_region & 8) {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	187 ret \|= REGION_E;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	188 }
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	189 if (bin_region & 4) {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	190 ret \|= REGION_U;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	191 }
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	192 if (bin_region & 1) {
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	193 ret \|= REGION_J;
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	194 }
b8ba086b96ed Improved parsing of cartridge region header Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	195 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	196 }
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 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	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 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	201 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	202 {
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	203 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	204 }
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	205 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	206 }
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
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	208 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	209 {
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	210 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	211 }
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	212
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	213 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	214 {
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 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	216 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	217 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	218 } 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	219 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	220 } 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	221 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	222 }
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	223 }
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	224
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	225 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	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 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	228 }
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
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 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	231 {
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	232 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	233 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	234 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	235 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	236 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	237 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	238 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	239 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	240 }
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	241 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	242 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	243 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	244 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	245 }
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	246 info->save_size = save_size;
1847 882746581f17 Make sure on-cart memories are fully initialized in all cases Michael Pavone <pavone@retrodev.com> parents: 1822 diff changeset	247 info->save_buffer = calloc(save_size, 1);
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	248 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	249 }
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	250
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	251 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	252 {
777 79b10b421d3c Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack Michael Pavone <pavone@retrodev.com> parents: 776 diff changeset	253 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	254 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	255 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	256 } 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	257 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	258 }
1898 ebf124803a93 Make sure save_type is properly initialized Mike Pavone <pavone@retrodev.com> parents: 1863 diff changeset	259 info->save_type = SAVE_NONE;
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	260 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	261 info->mapper_start_index = 0;
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	262 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	263 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	264 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	265 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	266 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	267
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	268 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	269 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	270 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	271 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	272 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	273
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	274 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	275 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	276 }
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	277
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	278 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	279 {
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	280 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	281 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	282 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	283 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	284 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	285 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	286
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	287 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	288 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	289 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	290 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	291
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	292 }
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	293 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	294 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	295 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	296 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	297 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	298 return;
1794 4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	299 } else if(!memcmp("SEGA MEGAWIFI", rom + 0x100, strlen("SEGA MEGAWIFI"))) {
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	300 info->mapper_type = MAPPER_NONE;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	301 info->map_chunks = base_chunks + 2;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	302 info->map = malloc(sizeof(memmap_chunk) * info->map_chunks);
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	303 memset(info->map, 0, sizeof(memmap_chunk)*2);
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	304 memcpy(info->map+2, base_map, sizeof(memmap_chunk) * base_chunks);
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	305 info->save_size = 0x400000;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	306 info->save_bus = RAM_FLAG_BOTH;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	307 info->save_type = SAVE_NOR;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	308 info->map[0].start = 0;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	309 info->map[0].end = 0x400000;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	310 info->map[0].mask = 0xFFFFFF;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	311 info->map[0].write_16 = nor_flash_write_w;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	312 info->map[0].write_8 = nor_flash_write_b;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	313 info->map[0].read_16 = nor_flash_read_w;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	314 info->map[0].read_8 = nor_flash_read_b;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	315 info->map[0].flags = MMAP_READ_CODE \| MMAP_CODE;
1847 882746581f17 Make sure on-cart memories are fully initialized in all cases Michael Pavone <pavone@retrodev.com> parents: 1822 diff changeset	316 info->map[0].buffer = info->save_buffer = calloc(info->save_size, 1);
1794 4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	317 uint32_t init_size = size < info->save_size ? size : info->save_size;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	318 memcpy(info->save_buffer, rom, init_size);
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	319 byteswap_rom(info->save_size, (uint16_t *)info->save_buffer);
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	320 info->nor = calloc(1, sizeof(nor_state));
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	321 nor_flash_init(info->nor, info->save_buffer, info->save_size, 128, 0xDA45, RAM_FLAG_BOTH);
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	322 info->nor->cmd_address1 = 0xAAB;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	323 info->nor->cmd_address2 = 0x555;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	324 info->map[1].start = 0xA130C0;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	325 info->map[1].end = 0xA130D0;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	326 info->map[1].mask = 0xFFFFFF;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	327 if (!strcmp(
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	328 "on",
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	329 tern_find_path_default(config, "system\0megawifi\0", (tern_val){.ptrval="off"}, TVAL_PTR).ptrval)
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	330 ) {
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	331 info->map[1].write_16 = megawifi_write_w;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	332 info->map[1].write_8 = megawifi_write_b;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	333 info->map[1].read_16 = megawifi_read_w;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	334 info->map[1].read_8 = megawifi_read_b;
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	335 } else {
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	336 warning("ROM uses MegaWiFi, but it is disabled\n");
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	337 }
4cd226288958 Added support for detecting Mega WiFi titles based on a header string Michael Pavone <pavone@retrodev.com> parents: 1792 diff changeset	338 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	339 } 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	340 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	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 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	343 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	344 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	345 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	346 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	347
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 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	349 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	350 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	351 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	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 //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	354 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	355 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	356 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	357
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	358 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	359 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	360 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	361 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	362
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	363 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	364 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	365 } 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	366 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	367 }
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	368 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	369 } 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	370 //Assume the standard Sega mapper
1863 d60f2d7c02a5 Differentiate between the full Sega mapper and the SRAM only one. Fixes crash on save state load for Phantasy Star IV and other games that use the same mapper Michael Pavone <pavone@retrodev.com> parents: 1847 diff changeset	371 info->mapper_type = MAPPER_SEGA_SRAM;
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	372 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	373 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	374 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	375 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	376
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	377 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	378 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	379 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	380 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	381 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	382 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	383 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	384 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	385 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	386 info->map[1].buffer = rom + 0x200000;
1916 6ece1e2c7a15 Make sure fallback memory region is always last Michael Pavone <pavone@retrodev.com> parents: 1898 diff changeset	387
6ece1e2c7a15 Make sure fallback memory region is always last Michael Pavone <pavone@retrodev.com> parents: 1898 diff changeset	388 //Last entry in the base map is a catch all one that needs to be
6ece1e2c7a15 Make sure fallback memory region is always last Michael Pavone <pavone@retrodev.com> parents: 1898 diff changeset	389 //after all the other entries
6ece1e2c7a15 Make sure fallback memory region is always last Michael Pavone <pavone@retrodev.com> parents: 1898 diff changeset	390 memmap_chunk *unused = info->map + info->map_chunks - 2;
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	391 memmap_chunk *last = info->map + info->map_chunks - 1;
1916 6ece1e2c7a15 Make sure fallback memory region is always last Michael Pavone <pavone@retrodev.com> parents: 1898 diff changeset	392 last = unused;
6ece1e2c7a15 Make sure fallback memory region is always last Michael Pavone <pavone@retrodev.com> parents: 1898 diff changeset	393 last = unused;
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	394 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	395 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	396 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	397 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	398 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	399 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	400 }
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	401 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	402 }
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	403 }
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	404
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	405 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	406 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	407 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	408 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	409
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	410 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	411 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	412 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	413 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	414 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	415 }
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	416
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	417 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	418 {
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	419 rom_info info;
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	420 info.mapper_type = MAPPER_NONE;
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	421 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	422 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	423 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	424 info.rom = rom;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	425 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	426 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	427 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	428 return info;
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	429 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	430
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	431 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	432 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	433 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	434 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	435 tern_node *root;
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	436 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	437 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	438 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	439 int index;
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	440 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	441 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	442 } 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	443
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	444 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	445 {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	446 int bit = atoi(key);
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	447 if (bit < 0 \|\| bit > 15) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	448 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	449 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	450 }
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 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	452 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	453 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	454 }
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	455 char *pin = val.ptrval;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	456 if (strcmp(pin, "sda")) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	457 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	458 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	459 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	460 eeprom_map *map = data;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	461 map->sda_read_bit = bit;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	462 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	463
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	464 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	465 {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	466 int bit = atoi(key);
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	467 if (bit < 0 \|\| bit > 15) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	468 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	469 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	470 }
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	471 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	472 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	473 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	474 }
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	475 char *pin = val.ptrval;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	476 eeprom_map *map = data;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	477 if (!strcmp(pin, "sda")) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	478 map->sda_write_mask = 1 << bit;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	479 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	480 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	481 if (!strcmp(pin, "scl")) {
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	482 map->scl_mask = 1 << bit;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	483 return;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	484 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	485 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	486 }
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	487
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	488 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	489 {
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	490 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	491 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	492 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	493 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	494 }
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	495 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	496 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	497 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	498 }
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	499 state->info->save_mask = nearest_pow2(state->info->save_size)-1;
1847 882746581f17 Make sure on-cart memories are fully initialized in all cases Michael Pavone <pavone@retrodev.com> parents: 1822 diff changeset	500 state->info->save_buffer = calloc(state->info->save_size, 1);
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	501 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	502 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	503 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	504 } 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	505 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	506 } 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	507 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	508 }
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	509 }
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	510 }
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	511
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	512 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	513 {
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	514 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	515 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	516 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	517 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	518 }
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	519 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	520 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	521 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	522 }
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	523 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	524 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	525 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	526 }
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	527 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	528 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	529 } 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	530 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	531 }
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	532 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	533 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	534 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	535 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	536 }
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	537 }
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	538
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	539 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	540 {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	541 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	542 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	543 if (!size) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	544 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	545 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	546 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	547 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	548 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	549 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	550 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	551 if (!page_size) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	552 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	553 }
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	554 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	555 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	556 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	557 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	558 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	559 if (!product_id) {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	560 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	561 }
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	562 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	563 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	564 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	565 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	566 } 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	567 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	568 } else {
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	569 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	570 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	571 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	572 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	573 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	574 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	575 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	576 memcpy(state->info->save_buffer, state->rom, init_size);
1847 882746581f17 Make sure on-cart memories are fully initialized in all cases Michael Pavone <pavone@retrodev.com> parents: 1822 diff changeset	577 if (init_size < state->info->save_size) {
882746581f17 Make sure on-cart memories are fully initialized in all cases Michael Pavone <pavone@retrodev.com> parents: 1822 diff changeset	578 memset(state->info->save_buffer + init_size, 0xFF, state->info->save_size - init_size);
882746581f17 Make sure on-cart memories are fully initialized in all cases Michael Pavone <pavone@retrodev.com> parents: 1822 diff changeset	579 }
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	580 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	581 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	582 }
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	583 } 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	584 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	585 }
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	586 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	587 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	588 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	589 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	590 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	591 }
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	592 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	593 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	594 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	595 }
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	596 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	597 }
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	598
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	599 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	600 {
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	601 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	602 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	603 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	604 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	605 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	606 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	607 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	608 }
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	609 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	610 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	611 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	612 }
1792 52a47611a273 Avoid printing a bunch of junk to stdout when GDB remote debugging is enabled as this can confuse GDB Michael Pavone <pavone@retrodev.com> parents: 1610 diff changeset	613 debug_message("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);
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	614 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	615 }
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	616
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	617 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	618 {
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	619 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	620 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	621 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	622 }
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	623 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	624 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	625 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	626 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	627 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	628 }
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	629 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	630 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	631 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	632 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	633 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	634 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	635 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	636 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	637 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	638 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	639 } 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	640 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	641 }
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	642 } 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	643 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	644 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	645 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	646 } 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	647 //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	648 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	649 } 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	650 //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	651 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	652 }
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	653 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	654 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	655 {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	656 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	657 matching_chunks++;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	658 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	659 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	660 if (matching_chunks == 0) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	661 //Nothing mapped in the relevant range for the lock-on cart, ignore this mapping
1593 24508cb54f87 Fix a number of other memory errors (mostly leaks again) identified by valgrind Michael Pavone <pavone@retrodev.com> parents: 1592 diff changeset	662 free_rom_info(&lock_info);
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	663 return;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	664 } 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	665 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	666 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	667 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	668 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	669 }
1413 3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	670 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	671 {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	672 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	673 continue;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	674 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	675 *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	676 if (map->start < 0x200000) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	677 if (map->buffer) {
1952 42c12d141f6e Remove usage of GCC pointer arithmetic on void * extension Michael Pavone <pavone@retrodev.com> parents: 1916 diff changeset	678 uint8_t *buf = map->buffer;
42c12d141f6e Remove usage of GCC pointer arithmetic on void * extension Michael Pavone <pavone@retrodev.com> parents: 1916 diff changeset	679 buf += (0x200000 - map->start) & ((map->flags & MMAP_AUX_BUFF) ? map->aux_mask : map->mask);
42c12d141f6e Remove usage of GCC pointer arithmetic on void * extension Michael Pavone <pavone@retrodev.com> parents: 1916 diff changeset	680 map->buffer = buf;
1411 780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	681 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	682 map->start = 0x200000;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	683 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	684 map++;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	685 state->index++;
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	686 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	687 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	688 //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	689 if (state->lock_on) {
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	690 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	691 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	692 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	693 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	694 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	695 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	696 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	697 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	698 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	699 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	700 }
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	701 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	702 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	703 } 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	704 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	705 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	706
769 4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	707 map->write_16 = write_eeprom_i2c_w;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	708 map->write_8 = write_eeprom_i2c_b;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	709 map->read_16 = read_eeprom_i2c_w;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	710 map->read_8 = read_eeprom_i2c_b;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	711 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	712 } 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	713 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	714 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	715 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	716 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	717 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	718 } 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	719 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	720 }
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	721 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	722 } 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	723 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	724 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	725 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	726 }
1847 882746581f17 Make sure on-cart memories are fully initialized in all cases Michael Pavone <pavone@retrodev.com> parents: 1822 diff changeset	727 map->buffer = calloc(size, 1);
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	728 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	729 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	730 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	731 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	732 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	733 } 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	734 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	735 } 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	736 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	737 }
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	738 } 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	739 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	740
efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	741 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	742 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	743 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	744 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	745 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	746 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	747 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	748 }
1395 efa7225e0f07 Initial work to support parallel NOR flash and the Magistr 16 Michael Pavone <pavone@retrodev.com> parents: 1394 diff changeset	749 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	750 } 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	751 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	752 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	753 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	754 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	755 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	756 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	757 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	758 } 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	759 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	760 } 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	761 //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	762 //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	763 //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	764 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	765 }
1413 3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	766 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	767 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	768 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	769 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	770 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	771 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	772 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	773 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	774 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	775 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	776 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	777 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	778 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	779 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	780 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	781 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	782 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	783 } else {
1413 3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	784 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	785 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	786 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	787 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	788 }
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	789 state->index++;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	790 map++;
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	791 } else {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	792 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	793 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	794 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	795 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	796 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	797 {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	798 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	799 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	800 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	801 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	802 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	803 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	804 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	805 } else {
1413 3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	806 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	807 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	808 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	809 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	810 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	811 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	812 } else {
3d7f668dce3d Sonic 3 & Knuckles lock-on is now 100% functional with working saves Michael Pavone <pavone@retrodev.com> parents: 1411 diff changeset	813 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	814 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	815 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	816 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	817 }
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	818 }
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	819 }
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	820 }
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	821 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	822 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	823 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	824 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	825 map->write_8 = (write_8_fun)write_bank_reg_b;
1822 8500bd987dda Make libretro target successfully build for Windows and possibly Mac Mike Pavone <pavone@retrodev.com> parents: 1810 diff changeset	826 #ifndef IS_LIB
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	827 } 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	828 //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	829 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	830 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	831 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	832 map->read_16 = menu_read_w;
1822 8500bd987dda Make libretro target successfully build for Windows and possibly Mac Mike Pavone <pavone@retrodev.com> parents: 1810 diff changeset	833 #endif
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	834 } 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	835 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	836 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	837 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	838 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	839 *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	840 } 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	841 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	842 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	843 //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	844 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	845 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	846 state->rom_size *= 2;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	847 //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	848 state->info->map_chunks+=1;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	849 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	850 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	851 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	852 map->buffer = state->rom;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	853 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	854 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	855 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	856 map++;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	857 state->index++;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	858 map->start = 0xA13000;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	859 map->end = 0xA13100;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	860 map->mask = 0xFF;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	861 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	862 map->write_8 = write_multi_game_b;
1513 8f3b6a64b658 Initial work on MegaWiFi support Michael Pavone <pavone@retrodev.com> parents: 1470 diff changeset	863 } else if (!strcmp(dtype, "megawifi")) {
1548 94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	864 if (!strcmp(
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	865 "on",
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	866 tern_find_path_default(config, "system\0megawifi\0", (tern_val){.ptrval="off"}, TVAL_PTR).ptrval)
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	867 ) {
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	868 map->write_16 = megawifi_write_w;
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	869 map->write_8 = megawifi_write_b;
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	870 map->read_16 = megawifi_read_w;
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	871 map->read_8 = megawifi_read_b;
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	872 map->mask = 0xFFFFFF;
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	873 } else {
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	874 warning("ROM uses MegaWiFi, but it is disabled\n");
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	875 return;
94ba407a5ec1 Allow MegaWiFi support to be toggled in config file. Defaults to off due to security concerns Michael Pavone <pavone@retrodev.com> parents: 1519 diff changeset	876 }
1610 c206a422d466 Added J-Cart support Michael Pavone <pavone@retrodev.com> parents: 1593 diff changeset	877 } else if (!strcmp(dtype, "jcart")) {
c206a422d466 Added J-Cart support Michael Pavone <pavone@retrodev.com> parents: 1593 diff changeset	878 state->info->mapper_type = MAPPER_JCART;
c206a422d466 Added J-Cart support Michael Pavone <pavone@retrodev.com> parents: 1593 diff changeset	879 map->write_16 = jcart_write_w;
c206a422d466 Added J-Cart support Michael Pavone <pavone@retrodev.com> parents: 1593 diff changeset	880 map->write_8 = jcart_write_b;
c206a422d466 Added J-Cart support Michael Pavone <pavone@retrodev.com> parents: 1593 diff changeset	881 map->read_16 = jcart_read_w;
c206a422d466 Added J-Cart support Michael Pavone <pavone@retrodev.com> parents: 1593 diff changeset	882 map->read_8 = jcart_read_b;
c206a422d466 Added J-Cart support Michael Pavone <pavone@retrodev.com> parents: 1593 diff changeset	883 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	884 } 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	885 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	886 }
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	887 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	888 }
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	889
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	890 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	891 {
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	892 uint8_t product_id[GAME_ID_LEN+1];
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	893 uint8_t *rom = vrom;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	894 product_id[GAME_ID_LEN] = 0;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	895 for (int i = 0; i < GAME_ID_LEN; i++)
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	896 {
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	897 if (rom[GAME_ID_OFF + i] <= ' ') {
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	898 product_id[i] = 0;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	899 break;
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	900 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	901 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	902
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	903 }
1792 52a47611a273 Avoid printing a bunch of junk to stdout when GDB remote debugging is enabled as this can confuse GDB Michael Pavone <pavone@retrodev.com> parents: 1610 diff changeset	904 debug_message("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	905 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	906 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	907 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	908 bin_to_hex(hex_hash, raw_hash, 20);
1792 52a47611a273 Avoid printing a bunch of junk to stdout when GDB remote debugging is enabled as this can confuse GDB Michael Pavone <pavone@retrodev.com> parents: 1610 diff changeset	909 debug_message("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	910 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	911 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	912 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	913 }
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	914 if (!entry) {
1810 73a9d06413bc Restore some newlines in debug output that got lost when fixing GDB remote debugging issue Michael Pavone <pavone@retrodev.com> parents: 1794 diff changeset	915 debug_message("Not found in ROM DB, examining header\n\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	916 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	917 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	918 }
23c94f5266d1 Support for the Realtec mapper. Needs testing with games besides The Earth Defend Michael Pavone <pavone@retrodev.com> parents: 1228 diff changeset	919 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	920 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	921 }
766 1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	922 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	923 }
bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	924 rom_info info;
1444 14a2834d010c Save/restore mapper state in native save states Michael Pavone <pavone@retrodev.com> parents: 1425 diff changeset	925 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	926 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	927 if (info.name) {
1810 73a9d06413bc Restore some newlines in debug output that got lost when fixing GDB remote debugging issue Michael Pavone <pavone@retrodev.com> parents: 1794 diff changeset	928 debug_message("Found name: %s\n\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	929 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	930 } 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	931 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	932 }
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	933
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	934 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	935 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	936 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	937 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	938 {
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	939 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	940 }
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	941 }
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	942 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	943 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	944 }
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	945
1416 11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	946 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	947 info.rom = vrom;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	948 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	949 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	950 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	951 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	952 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	953 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	954 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	955 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	956 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	957 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	958 info.eeprom_map = NULL;
4638b88bc72d Initial work on I2C EEPROM implementation Michael Pavone <pavone@retrodev.com> parents: 768 diff changeset	959 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	960 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	961 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	962 .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	963 .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	964 .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	965 .root = entry,
780fbe0b97be WIP support for handling S3 save RAM when locked on Michael Pavone <pavone@retrodev.com> parents: 1410 diff changeset	966 .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	967 .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	968 .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	969 .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	970 .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	971 .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	972 };
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	973 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	974 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	975 info.rom = state.rom;
11ac0b511cff Support a couple of bootleg X-in-1 carts Michael Pavone <pavone@retrodev.com> parents: 1415 diff changeset	976 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	977 } else {
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	978 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	979 }
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	980 } else {
1b2f8280ba81 WIP changes to support reading cart memory map from ROM DB Michael Pavone <pavone@retrodev.com> parents: 765 diff changeset	981 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	982 }
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	983
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	984 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	985 if (device_overrides) {
a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	986 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	987 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	988 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	989 } else {
a5a51465f8b0 Allow IO device config to be overriden by ROM DB Michael Pavone <pavone@retrodev.com> parents: 875 diff changeset	990 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	991 }
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	992 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	993
764 bb60259e8edf Initial work on ROM database Michael Pavone <pavone@retrodev.com> parents: diff changeset	994 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	995 }

Mercurial > repos > blastem

annotate romdb.c @ 1982:6b9871d3d70d