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annotate sega_mapper.h @ 1925:039553703c20

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Don't apply address and cd register changes to the 'live' registers until pending flag is cleared, but do preserve the upper address bits in the latch. Fixes regression in Overdrive 2 while preserving fix to Mona in 344 bytes
author Michael Pavone <pavone@retrodev.com>
date Mon, 13 Apr 2020 20:43:25 -0700
parents 14a2834d010c
children 3748a2a8a4b7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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f7d653bb8899 Move Sega mapper implementation out of romdb.c
Michael Pavone <pavone@retrodev.com>
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1 #ifndef SEGA_MAPPER_H_
f7d653bb8899 Move Sega mapper implementation out of romdb.c
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2 #define SEGA_MAPPER_H_
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14a2834d010c Save/restore mapper state in native save states
Michael Pavone <pavone@retrodev.com>
parents: 1415
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3 #include "serialize.h"
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f7d653bb8899 Move Sega mapper implementation out of romdb.c
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4
f7d653bb8899 Move Sega mapper implementation out of romdb.c
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5 uint16_t read_sram_w(uint32_t address, m68k_context * context);
f7d653bb8899 Move Sega mapper implementation out of romdb.c
Michael Pavone <pavone@retrodev.com>
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6 uint8_t read_sram_b(uint32_t address, m68k_context * context);
f7d653bb8899 Move Sega mapper implementation out of romdb.c
Michael Pavone <pavone@retrodev.com>
parents:
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7 m68k_context * write_sram_area_w(uint32_t address, m68k_context * context, uint16_t value);
f7d653bb8899 Move Sega mapper implementation out of romdb.c
Michael Pavone <pavone@retrodev.com>
parents:
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8 m68k_context * write_sram_area_b(uint32_t address, m68k_context * context, uint8_t value);
f7d653bb8899 Move Sega mapper implementation out of romdb.c
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9 m68k_context * write_bank_reg_w(uint32_t address, m68k_context * context, uint16_t value);
f7d653bb8899 Move Sega mapper implementation out of romdb.c
Michael Pavone <pavone@retrodev.com>
parents:
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10 m68k_context * write_bank_reg_b(uint32_t address, m68k_context * context, uint8_t value);
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14a2834d010c Save/restore mapper state in native save states
Michael Pavone <pavone@retrodev.com>
parents: 1415
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11 void sega_mapper_serialize(genesis_context *gen, serialize_buffer *buf);
14a2834d010c Save/restore mapper state in native save states
Michael Pavone <pavone@retrodev.com>
parents: 1415
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12 void sega_mapper_deserialize(deserialize_buffer *buf, genesis_context *gen);
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13
f7d653bb8899 Move Sega mapper implementation out of romdb.c
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14 #endif //SEGA_MAPPER_H_