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annotate sms.h @ 1483:001120e91fed nuklear_ui

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Skip loading menu ROM if Nuklear UI is enabled. Allow disabling Nuklear UI in favor of old menu ROM both at compile time and in config. Fall back to ROM UI if GL is unavailable
author Michael Pavone <pavone@retrodev.com>
date Sat, 25 Nov 2017 20:43:20 -0800
parents aee2177a1630
children 2455662378ed 360d5bab199f
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1117
928a65750345 Initial support for Genesis/Megadrive PBC mode. VDP still needs Mode 4 to be useful.
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1 #ifndef SMS_H_
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2 #define SMS_H_
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3
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4 #include "system.h"
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5 #include "vdp.h"
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6 #include "psg.h"
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7 #include "z80_to_x86.h"
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8 #include "io.h"
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9
928a65750345 Initial support for Genesis/Megadrive PBC mode. VDP still needs Mode 4 to be useful.
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10 #define SMS_RAM_SIZE (8*1024)
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6b0da6021544 Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions
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parents: 1141
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11 #define SMS_CART_RAM_SIZE (32*1024)
1117
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12
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13 typedef struct {
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14 system_header header;
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15 z80_context *z80;
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16 vdp_context *vdp;
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17 psg_context *psg;
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18 sega_io io;
1141
7e199bebde2f Initial support for Sega's family of SMS mappers
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19 uint8_t *rom;
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20 uint32_t rom_size;
1117
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21 uint32_t master_clock;
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22 uint32_t normal_clock;
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23 uint8_t should_return;
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24 uint8_t ram[SMS_RAM_SIZE];
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6b0da6021544 Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions
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parents: 1141
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25 uint8_t bank_regs[4];
6b0da6021544 Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions
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parents: 1141
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26 uint8_t cart_ram[SMS_CART_RAM_SIZE];
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27 } sms_context;
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28
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aee2177a1630 Use filename for game title in SMS mode
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29 sms_context *alloc_configure_sms(system_media *media, uint32_t opts, uint8_t force_region, rom_info *info_out);
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30
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31 #endif //SMS_H_