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annotate m68k_to_x86.h @ 380:1c8d74f2ab0b

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Make the PSG and YM2612 use the master clock internal with an increment based on clock divider so that they stay perflectly in sync. Run both the PSG and YM2612 whenver one of them needs to be run.
author Mike Pavone <pavone@retrodev.com>
date Mon, 03 Jun 2013 21:43:38 -0700
parents 3923dbc2dcc4
children 140af5509ce7
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1 #ifndef M68K_TO_X86_H_
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2 #define M68K_TO_X86_H_
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3 #include <stdint.h>
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4 #include <stdio.h>
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5 #include "x86_backend.h"
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6 //#include "68kinst.h"
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7 struct m68kinst;
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8
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9 #define NUM_MEM_AREAS 4
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10 #define NATIVE_MAP_CHUNKS (64*1024)
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11 #define NATIVE_CHUNK_SIZE ((16 * 1024 * 1024 / NATIVE_MAP_CHUNKS)/2)
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12 #define MAX_NATIVE_SIZE 255
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14 #define OPT_NATIVE_CALL_STACK 0x1
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16 typedef struct {
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17 uint32_t flags;
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18 int8_t dregs[8];
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19 int8_t aregs[8];
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20 native_map_slot *native_code_map;
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21 deferred_addr *deferred;
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22 uint8_t *cur_code;
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23 uint8_t *code_end;
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24 uint8_t **ram_inst_sizes;
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25 FILE *address_log;
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26 uint8_t *read_16;
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27 uint8_t *write_16;
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28 uint8_t *read_8;
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29 uint8_t *write_8;
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30 uint8_t *read_32;
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31 uint8_t *write_32_lowfirst;
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32 uint8_t *write_32_highfirst;
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33 uint8_t *handle_cycle_limit_int;
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34 uint8_t *trap;
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35 } x86_68k_options;
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37 typedef struct {
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38 uint8_t flags[5];
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39 uint8_t status;
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40 uint16_t int_ack;
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41 uint32_t dregs[8];
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42 uint32_t aregs[9];
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43 uint32_t target_cycle; //cycle at which the next synchronization or interrupt occurs
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44 uint32_t current_cycle;
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45 uint32_t sync_cycle;
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46 uint32_t int_cycle;
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47 uint32_t int_num;
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48 uint16_t *mem_pointers[NUM_MEM_AREAS];
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49 void *video_context;
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50 uint16_t reserved;
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52 native_map_slot *native_code_map;
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53 void *options;
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54 uint8_t ram_code_flags[32/8];
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55 void *system;
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56 } m68k_context;
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58 uint8_t * translate_m68k(uint8_t * dst, struct m68kinst * inst, x86_68k_options * opts);
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59 uint8_t * translate_m68k_stream(uint32_t address, m68k_context * context);
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60 void start_68k_context(m68k_context * context, uint32_t address);
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61 void init_x86_68k_opts(x86_68k_options * opts, memmap_chunk * memmap, uint32_t num_chunks);
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62 void init_68k_context(m68k_context * context, native_map_slot * native_code_map, void * opts);
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63 void m68k_reset(m68k_context * context);
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64 void insert_breakpoint(m68k_context * context, uint32_t address, uint8_t * bp_handler);
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65 void remove_breakpoint(m68k_context * context, uint32_t address);
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66 m68k_context * m68k_handle_code_write(uint32_t address, m68k_context * context);
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68 #endif //M68K_TO_X86_H_
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