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annotate xband.h @ 1637:95880d947257

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Fix for VRAM byte write order broke VDP FIFO testing ROM results. This change cleans up VRAM writes and fixes the regression while preserving the correct VRAM byte write order
author Michael Pavone <pavone@retrodev.com>
date Sun, 11 Nov 2018 22:39:29 -0800
parents 14a2834d010c
children
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2e6dcb5c11a2 WIP support for XBAND mapper hardware
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1 #ifndef XBAND_H_
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2 #define XBAND_H_
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3 #include <stdint.h>
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14a2834d010c Save/restore mapper state in native save states
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4 #include "serialize.h"
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5
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a8313793216a Minor xband fixes
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6 #define XBAND_REGS 0xE0
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7
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8 typedef struct {
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9 uint16_t cart_space[0x200000];
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10 uint8_t regs[XBAND_REGS];
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11 uint8_t kill;
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12 uint8_t control;
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13 } xband;
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15 uint8_t xband_detect(uint8_t *rom, uint32_t rom_size);
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16 rom_info xband_configure_rom(tern_node *rom_db, void *rom, uint32_t rom_size, void *lock_on, uint32_t lock_on_size, memmap_chunk const *base_map, uint32_t base_chunks);
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14a2834d010c Save/restore mapper state in native save states
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parents: 1229
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17 void xband_serialize(genesis_context *gen, serialize_buffer *buf);
14a2834d010c Save/restore mapper state in native save states
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18 void xband_deserialize(deserialize_buffer *buf, genesis_context *gen);
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19
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20 #endif //XBAND_H_