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annotate segacd.h @ 1504:95b3a1a8b26c segacd

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Add mapping for gate array registers in main cpu map
author Michael Pavone <pavone@retrodev.com>
date Tue, 19 Dec 2017 00:49:13 -0800
parents a763523dadf4
children 8ee7ecbf3f21
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1502
2564b6ba2e12 Initial skeleton of Sega CD memory handlers
Michael Pavone <pavone@retrodev.com>
parents: 1467
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1 #ifndef SEGACD_H_
2564b6ba2e12 Initial skeleton of Sega CD memory handlers
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2 #define SEGACD_H_
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3 #include <stdint.h>
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4 #include "system.h"
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5 #include "m68k_core.h"
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parents: 1467
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6
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7 typedef struct {
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8 m68k_context *m68k;
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9 system_media *media;
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10 uint16_t gate_array[0x100];
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11 uint8_t busreq;
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parents: 1467
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12 uint8_t busack;
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13 uint8_t reset;
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14 uint16_t *rom; //unaltered ROM, needed for mirrored locations
2564b6ba2e12 Initial skeleton of Sega CD memory handlers
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parents: 1467
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15 uint16_t *rom_mut; //ROM with low 16-bit of HINT vector modified by register write
2564b6ba2e12 Initial skeleton of Sega CD memory handlers
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parents: 1467
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16 uint16_t *prog_ram;
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17 uint16_t *work_ram;
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parents: 1467
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18 uint8_t *pcm_ram;
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19 uint8_t *bram;
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20 } segacd_context;
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21
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22 segacd_context *alloc_configure_segacd(system_media *media, uint32_t opts, uint8_t force_region, rom_info *info);
1503
a763523dadf4 Added code for initializing a combined Genesis + Sega CD system when a Sega CD ISO is loaded
Michael Pavone <pavone@retrodev.com>
parents: 1502
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23 memmap_chunk *segacd_main_cpu_map(segacd_context *cd, uint32_t *num_chunks);
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2564b6ba2e12 Initial skeleton of Sega CD memory handlers
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24
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25 #endif //SEGACD_H_