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annotate sms.h @ 1746:cd6f4cea97b6

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Call srand in Z80 test generator so different values are used when regenerating tests
author Michael Pavone <pavone@retrodev.com>
date Wed, 06 Feb 2019 08:54:56 -0800
parents 360d5bab199f
children b7ecd0d6a77b d6d4c006a7b3
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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
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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)
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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;
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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;
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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
Michael Pavone <pavone@retrodev.com>
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
Michael Pavone <pavone@retrodev.com>
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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360d5bab199f Update controller config when changed in UI without restart
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29 sms_context *alloc_configure_sms(system_media *media, uint32_t opts, uint8_t force_region);
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31 #endif //SMS_H_