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kolibrios/programs/emulator/dgen-sdl-1.33/md.h
turbocat 946e1c6b5f DGEN: 
- Fixed create .dgen dir bug;
 - Disable debug output;
 - Moved all build definitions to config.h.

git-svn-id: svn://kolibrios.org@9840 a494cfbc-eb01-0410-851d-a64ba20cac60
2022-06-15 20:06:15 +00:00

784 lines
21 KiB
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// DGen
#ifndef __MD_H__
#define __MD_H__
#include "config.h"
#define VER VERSION
#include <stdint.h>
#ifdef WITH_STAR
#ifndef __STARCPU_H__
#include "star/starcpu.h"
#endif
#endif
#ifdef WITH_MUSA
#ifndef M68K__HEADER
extern "C"
{
#include "musa/m68k.h"
}
#endif
#endif
#ifdef WITH_CYCLONE
#include "cyclone/Cyclone.h"
#endif
#ifdef WITH_MZ80
#ifndef _MZ80_H_
#include "mz80/mz80.h"
#endif
#endif
#ifdef WITH_CZ80
#include "cz80/cz80.h"
#endif
#ifdef WITH_DRZ80
#include "drz80/drz80.h"
#endif
#ifdef WITH_DZ80
#include "dz80/types.h"
#include "dz80/dissz80.h"
#endif
//#define BUILD_YM2612
extern "C" {
#include "fm.h"
}
#include "sn76496.h"
#include "system.h"
// Debugging macros and support functions. They look like this because C++98
// lacks support for variadic macros. Not my fault.
#ifndef NDEBUG
#include <stdarg.h>
#include <stdio.h>
static inline const char *debug_basename_(const char *name)
{
const char *tmp;
for (tmp = name; (*tmp != '\0'); ++tmp)
if (*tmp == '/')
name = (tmp + 1);
return name;
}
static inline void debug_printf__()
{
fputc('\n', stderr);
}
static inline void (*debug_printf_(const char *s, ...))()
{
va_list vl;
va_start(vl, s);
vfprintf(stderr, s, vl);
va_end(vl);
return debug_printf__;
}
static inline void (*(*debug_(const char *file, unsigned int line,
const char *func))(const char *, ...))()
{
fprintf(stderr, "%s:%u: %s: ", debug_basename_(file), line, func);
return debug_printf_;
}
#define DEBUG(s) (((debug_(__FILE__, __LINE__, __func__))s)(), (void)0)
#else
#define DEBUG(s) (void)0
#endif
/* ROM is always byteswapped when StarScream or Cyclone are enabled. */
#if defined(WITH_STAR) || defined(WITH_CYCLONE)
#define ROM_BYTESWAP
#define ROM_ADDR(a) ((a) ^ 1)
#else
#undef ROM_BYTESWAP
#define ROM_ADDR(a) (a)
#endif
#ifdef WITH_DEBUGGER
#include "debug.h"
#endif
extern "C" int test_ctv(unsigned char *dest, int len);
extern "C" int blur_bitmap_16(unsigned char *dest, int len);
extern "C" int blur_bitmap_15(unsigned char *dest, int len);
struct bmap { unsigned char *data; int w,h; int pitch; int bpp; };
// New struct, happily encapsulates all the sound info
struct sndinfo {
int16_t *lr;
unsigned int len; /* number of stereo samples */
};
int get_md_palette(unsigned char pal[256],unsigned char *cram);
class md;
class md_vdp
{
public:
// Next three lines are the state of the VDP
// They have to be public so we can save and load states
// and draw the screen.
uint8_t mem[(0x10100 + 0x35)]; //0x20+0x10+0x4+1 for dirt
uint8_t *vram, *cram, *vsram;
uint8_t reg[0x20];
int rw_mode,rw_addr,rw_dma;
bool hint_pending;
bool vint_pending;
bool cmd_pending; // set when first half of command arrives
int sprite_overflow_line;
private:
int poke_vram (int addr,unsigned char d);
int poke_cram (int addr,unsigned char d);
int poke_vsram(int addr,unsigned char d);
int dma_len();
int dma_addr();
unsigned char dma_mem_read(int addr);
int putword(unsigned short d);
int putbyte(unsigned char d);
// Used by draw_scanline to render the different display components
void draw_tile1(int which, int line, unsigned char *where);
void draw_tile1_solid(int which, int line, unsigned char *where);
void draw_tile2(int which, int line, unsigned char *where);
void draw_tile2_solid(int which, int line, unsigned char *where);
void draw_tile3(int which, int line, unsigned char *where);
void draw_tile3_solid(int which, int line, unsigned char *where);
void draw_tile4(int which, int line, unsigned char *where);
void draw_tile4_solid(int which, int line, unsigned char *where);
void draw_window(int line, int front);
void draw_sprites(int line, bool front);
void draw_plane_back0(int line);
void draw_plane_back1(int line);
void draw_plane_front0(int line);
void draw_plane_front1(int line);
struct sprite_info {
uint8_t* sprite; // sprite location
uint32_t* tile; // array of tiles (th * tw)
int x; // X position in pixels
int y; // Y position in pixels
int tw; // width in tiles
int th; // height in tiles
int w; // width in pixels
int h; // height in pixels
unsigned int prio:1; // high priority bit
unsigned int inter:1; // interlaced mode (8x16 tiles)
unsigned int xflip:1; // X-flipped
unsigned int yflip:1; // Y-flipped
};
inline void get_sprite_info(struct sprite_info&, int);
inline void sprite_mask_add(uint8_t*, int, struct sprite_info&, int);
// Working variables for the above
unsigned char sprite_order[0x101], *sprite_base;
uint8_t sprite_mask[512][512];
int sprite_count;
int masking_sprite_index_cache;
int dots_cache;
unsigned int Bpp;
unsigned int Bpp_times8;
struct bmap *bmap;
unsigned char *dest;
md& belongs;
public:
md_vdp(md&);
~md_vdp();
// These are called by MEM.CPP
int command(uint16_t cmd);
unsigned short readword();
unsigned char readbyte();
int writeword(unsigned short d);
int writebyte(unsigned char d);
unsigned char *dirt; // Bitfield: what has changed VRAM/CRAM/VSRAM/Reg
void reset();
uint32_t highpal[64];
// Draw a scanline
void sprite_masking_overflow(int line);
void sprite_mask_generate();
void draw_scanline(struct bmap *bits, int line);
void draw_pixel(struct bmap *bits, int x, int y, uint32_t rgb);
void write_reg(uint8_t addr, uint8_t data);
};
/* Generic structures for dumping and restoring M68K and Z80 states. */
typedef struct {
/* Stored MSB first (big endian) */
uint32_t d[8]; /* D0-D7 */
uint32_t a[8]; /* A0-A7 */
uint32_t pc;
uint16_t sr;
} m68k_state_t;
typedef struct {
/* Stored LSB first (little endian) */
struct {
uint16_t fa;
uint16_t cb;
uint16_t ed;
uint16_t lh;
} alt[2]; /* [1] = alternate registers */
uint16_t ix;
uint16_t iy;
uint16_t sp;
uint16_t pc;
uint8_t r;
uint8_t i;
uint8_t iff; /* x x x x x x IFF2 IFF1 */
uint8_t im; /* interrupt mode */
uint8_t irq_asserted; /* IRQ asserted */
uint8_t irq_vector; /* IRQ vector */
} z80_state_t;
#define MCLK_CYCLES_PER_LINE 3416 /* XXX ideally 3415.597 */
#define M68K_CYCLES_PER_LINE (MCLK_CYCLES_PER_LINE / 7)
#define M68K_CYCLES_HBLANK ((M68K_CYCLES_PER_LINE * 36) / 209)
#define M68K_CYCLES_VDELAY ((M68K_CYCLES_PER_LINE * 36) / 156)
#define Z80_CYCLES_PER_LINE (MCLK_CYCLES_PER_LINE / 15)
#define Z80_CYCLES_HBLANK ((Z80_CYCLES_PER_LINE * 36) / 209)
#define Z80_CYCLES_VDELAY ((Z80_CYCLES_PER_LINE * 36) / 156)
#define NTSC_LINES 262
#define NTSC_VBLANK 224
#define NTSC_HZ 60
#define NTSC_MCLK (MCLK_CYCLES_PER_LINE * NTSC_LINES * NTSC_HZ)
#define PAL_LINES 312
#define PAL_VBLANK 240
#define PAL_HZ 50
#define PAL_MCLK (MCLK_CYCLES_PER_LINE * PAL_LINES * PAL_HZ)
#define MD_UP_MASK (1) // 0x00001
#define MD_DOWN_MASK (1 << 1) // 0x00002
#define MD_LEFT_MASK (1 << 2) // 0x00004
#define MD_RIGHT_MASK (1 << 3) // 0x00008
#define MD_B_MASK (1 << 4) // 0x00010
#define MD_C_MASK (1 << 5) // 0x00020
#define MD_A_MASK (1 << 12) // 0x01000
#define MD_START_MASK (1 << 13) // 0x02000
#define MD_Z_MASK (1 << 16) // 0x10000
#define MD_Y_MASK (1 << 17) // 0x20000
#define MD_X_MASK (1 << 18) // 0x40000
#define MD_MODE_MASK (1 << 19) // 0x80000
#define MD_PAD_UNTOUCHED 0xf303f
#ifdef WITH_PICO
#define MD_PICO_PENBTN_MASK (1 << 7) // 0x00080
#endif
class md {
public:
// ROM placeholder.
static const uint8_t no_rom[];
static const size_t no_rom_size;
// Get default NTSC/PAL, Hz, VBLANK, lines number and memory byte
// for region, which is identified by a single character (J, X, U, E).
static void region_info(uint8_t region, int* pal, int* hz,
int* vblank, int* lines, uint8_t* mem)
{
// Make region code uppercase and replace space with 0.
region &= ~0x20;
switch (region) {
case 'X':
// Japan (PAL). This region code isn't found in ROMs
// but I wanted to label it somehow.
if (mem)
*mem = (0x00 | 0x40); // local + PAL
mem = 0;
case 'E':
// Europe (PAL).
if (pal)
*pal = 1;
if (hz)
*hz = PAL_HZ;
if (vblank)
*vblank = PAL_VBLANK;
if (lines)
*lines = PAL_LINES;
if (mem)
*mem = (0x80 | 0x40); // overseas + PAL
break;
case 'J':
default:
// Japan (NTSC).
if (mem)
*mem = 0x00; // local
mem = 0;
case 'U':
// America (NTSC).
if (pal)
*pal = 0;
if (hz)
*hz = NTSC_HZ;
if (vblank)
*vblank = NTSC_VBLANK;
if (lines)
*lines = NTSC_LINES;
if (mem)
*mem = 0x80; // overseas
break;
}
}
#ifdef WITH_MUSA
static class md* md_musa;
unsigned int md_musa_ref;
class md* md_musa_prev;
bool md_set_musa(bool set);
void md_set_musa_sync(bool push);
#endif
#ifdef WITH_CYCLONE
static class md* md_cyclone;
unsigned int md_cyclone_ref;
class md* md_cyclone_prev;
bool md_set_cyclone(bool set);
void md_set_cyclone_sync(bool push);
uintptr_t checkpc(uintptr_t pc);
#endif
#ifdef WITH_STAR
static class md* md_star;
unsigned int md_star_ref;
class md* md_star_prev;
bool md_set_star(bool set);
void md_set_star_sync(bool push);
#endif
#ifdef WITH_CZ80
unsigned int md_cz80_ref;
bool md_set_cz80(bool set);
void md_set_cz80_sync(bool push);
#endif
#ifdef WITH_MZ80
static class md* md_mz80;
unsigned int md_mz80_ref;
class md* md_mz80_prev;
bool md_set_mz80(bool set);
void md_set_mz80_sync(bool push);
#endif
#ifdef WITH_DRZ80
static class md* md_drz80;
unsigned int md_drz80_ref;
class md* md_drz80_prev;
bool md_set_drz80(bool set);
void md_set_drz80_sync(bool push);
#endif
void md_set(bool set);
unsigned int mclk; // Master clock
unsigned int clk0; // MCLK/15 for Z80, SN76489
unsigned int clk1; // MCLK/7 for M68K, YM2612
unsigned int lines;
unsigned int vhz;
unsigned int pal: 1;
unsigned int vblank(); // Return first vblank line
private:
static bool lock; // Prevent other MD objects
unsigned int ok: 1;
unsigned int ok_ym2612: 1; // YM2612
unsigned int ok_sn76496: 1; // SN76496
unsigned int romlen;
unsigned char *mem,*rom,*ram,*z80ram;
// Saveram stuff:
unsigned char *saveram; // The actual saveram buffer
unsigned save_start, save_len; // Start address and length
int save_prot, save_active; // Flags set from $A130F1
public:
md_vdp vdp;
m68k_state_t m68k_state;
z80_state_t z80_state;
void m68k_state_dump();
void m68k_state_restore();
void z80_state_dump();
void z80_state_restore();
private:
#ifdef WITH_MZ80
struct mz80context z80;
#endif
#ifdef WITH_CZ80
cz80_struc cz80;
#endif
#ifdef WITH_DRZ80
struct DrZ80 drz80 __attribute__((packed)); // See drz80.h and drz80.s.
friend uintptr_t drz80_rebaseSP(uint16_t new_sp);
uintptr_t drz80_rebase_pc(uint16_t address);
friend uintptr_t drz80_rebasePC(uint16_t new_pc);
uintptr_t drz80_rebase_sp(uint16_t address);
friend void drz80_irq_callback();
void drz80_irq_cb();
#endif
#ifdef WITH_STAR
struct S68000CONTEXT cpu;
STARSCREAM_PROGRAMREGION *fetch;
STARSCREAM_DATAREGION *readbyte,*readword,*writebyte,*writeword;
int memory_map();
friend void star_irq_callback(void);
#endif
#ifdef WITH_MUSA
void *ctx_musa;
void musa_memory_map();
m68k_mem_t musa_memory[3];
friend int musa_irq_callback(int);
#endif
#ifdef WITH_CYCLONE
struct Cyclone cyclonecpu;
friend int cyclone_irq_callback(int);
#endif
uint32_t z80_bank68k;
unsigned int z80_st_busreq: 1; // in BUSREQ state
unsigned int z80_st_reset: 1; // in RESET state
unsigned int z80_st_running: 1; // Z80 is running
unsigned int z80_st_irq: 1; // Z80 IRQ asserted
unsigned int m68k_st_running: 1; // M68K is running
int z80_irq_vector; // Z80 IRQ vector
struct {
int m68k;
int m68k_max;
int z80;
int z80_max;
} odo;
int ras;
// Note order is (0) Vblank end -------- Vblank Start -- (HIGH)
// So int6 happens in the middle of the count
int aoo3_toggle,aoo5_toggle,aoo3_six,aoo5_six;
int aoo3_six_timeout, aoo5_six_timeout;
unsigned char calculate_coo8();
unsigned char calculate_coo9();
int may_want_to_get_pic(struct bmap *bm,unsigned char retpal[256],int mark);
int may_want_to_get_sound(struct sndinfo *sndi);
// Horizontal counter table
uint8_t hc_table[512][2];
unsigned int m68k_read_pc(); // PC data
int m68k_odo(); // M68K odometer
void m68k_run(); // Run M68K to odo.m68k_max
void m68k_busreq_request(); // Issue BUSREQ
void m68k_busreq_cancel(); // Cancel BUSREQ
void m68k_irq(int i); // Trigger M68K IRQ
void m68k_vdp_irq_trigger(); // Trigger IRQ from VDP status
void m68k_vdp_irq_handler(); // Called when interrupts are acknowledged
int z80_odo(); // Z80 odometer
void z80_run(); // Run Z80 to odo.z80_max
void z80_sync(int fake); // Synchronize Z80 with M68K
void z80_irq(int vector); // Trigger Z80 IRQ
void z80_irq_clear(); // Clear Z80 IRQ
// Number of microseconds spent in current frame
unsigned int frame_usecs();
int fm_timer_callback();
int myfm_read(int a);
int mysn_write(int v);
void fm_reset();
uint8_t fm_sel[2];
uint8_t fm_tover;
int fm_ticker[4];
signed short fm_reg[2][0x100]; // All of them (-1 = not def'd yet)
uint8_t dac_data[0x400];
unsigned int dac_len;
bool dac_enabled;
void dac_init();
void dac_submit(uint8_t d);
void dac_enable(uint8_t d);
uint8_t m68k_ROM_read(uint32_t a);
uint8_t m68k_IO_read(uint32_t a);
uint8_t m68k_VDP_read(uint32_t a);
void m68k_ROM_write(uint32_t, uint8_t);
void m68k_IO_write(uint32_t, uint8_t);
public:
int myfm_write(int a,int v,int md);
#ifdef WITH_VGMDUMP
FILE *vgm_dump_file;
uint32_t vgm_dump_samples_total;
uint32_t vgm_dump_dac_wait;
unsigned int vgm_dump_dac_samples;
bool vgm_dump;
void vgm_dump_ym2612(uint8_t a1, uint8_t reg, uint8_t data);
void vgm_dump_sn76496(uint8_t data);
int vgm_dump_start(const char *name);
void vgm_dump_stop();
void vgm_dump_frame();
#endif
// public struct, full with data from the cartridge header
struct _carthead_ {
char system_name[0x10]; // "SEGA GENESIS ", "SEGA MEGA DRIVE "
char copyright[0x10]; // "(C)SEGA 1988.JUL"
char domestic_name[0x30]; // Domestic game name
char overseas_name[0x30]; // Overseas game name
char product_no[0xe]; // "GM XXXXXXXX-XX" or "GM MK-XXXX -00"
unsigned short checksum; // ROM checksum
char control_data[0x10]; // I/O use data (usually only joystick)
unsigned rom_start, rom_end; // ROM start & end addresses
unsigned ram_start, ram_end; // RAM start & end addresses
unsigned short save_magic; // 0x5241("RA") if saveram, else 0x2020
unsigned short save_flags; // Misc saveram info
unsigned save_start, save_end; // Saveram start & end
unsigned short modem_magic; // 0x4d4f("MO") if uses modem, else 0x2020
char modem_firm[4]; // Modem firm name (should be same as (c))
char modem_ver[4]; // yy.z, yy=ID number, z=version
char memo[0x28]; // Extra data
char countries[0x10]; // Country code
} cart_head;
char region; // Emulator region.
uint8_t region_guess();
int one_frame(struct bmap *bm,unsigned char retpal[256],struct sndinfo *sndi);
void pad_update();
int pad[2];
uint8_t pad_com[2];
#ifdef WITH_PICO
bool pico_enabled;
uint16_t pico_pen_coords[2];
#endif
// c000004 bit 1 write fifo empty, bit 0 write fifo full (???)
// c000005 vint happened, (sprover, coll, oddinint)
// invblank, inhblank, dma busy, pal
unsigned char coo4,coo5;
int okay() {return ok;}
bool plugged;
md(bool pal, char region);
~md();
void init_pal();
bool init_sound();
int plug_in(unsigned char *cart,int len);
int unplug();
int load(const char *name);
int reset();
uint8_t misc_readbyte(uint32_t a);
void misc_writebyte(uint32_t a, uint8_t d);
uint16_t misc_readword(uint32_t a);
void misc_writeword(uint32_t a, uint16_t d);
void z80_init();
void z80_reset();
uint8_t z80_read(uint16_t a);
void z80_write(uint16_t a, uint8_t d);
uint8_t z80_port_read(uint16_t a);
void z80_port_write(uint16_t a, uint8_t d);
enum z80_core {
Z80_CORE_NONE,
#ifdef WITH_MZ80
Z80_CORE_MZ80,
#endif
#ifdef WITH_CZ80
Z80_CORE_CZ80,
#endif
#ifdef WITH_DRZ80
Z80_CORE_DRZ80,
#endif
Z80_CORE_TOTAL
} z80_core;
void cycle_z80();
enum cpu_emu {
CPU_EMU_NONE,
#ifdef WITH_STAR
CPU_EMU_STAR,
#endif
#ifdef WITH_MUSA
CPU_EMU_MUSA,
#endif
#ifdef WITH_CYCLONE
CPU_EMU_CYCLONE,
#endif
CPU_EMU_TOTAL
} cpu_emu; // OK to read it but call cycle_cpu() to change it
void cycle_cpu();
#ifdef WITH_MZ80
mz80context& z80_context() {return z80;}
#endif
int import_gst(FILE *hand);
int export_gst(FILE *hand);
char romname[256];
int z80dump();
// Fix ROM checksum
void fix_rom_checksum();
// List of patches currently applied.
struct patch_elem {
struct patch_elem *next;
uint32_t addr;
uint16_t data;
} *patch_elem;
// Added by Joe Groff:
// Patch the ROM code, using Game Genie/Hex codes
int patch(const char *list, unsigned int *errors,
unsigned int *applied, unsigned int *reverted);
// Get/put the battery save RAM
int has_save_ram();
int get_save_ram(FILE *from);
int put_save_ram(FILE *into);
#ifdef WITH_JOYSTICK
// Added by Phillip K. Hornung <redx@pknet.com>
void init_joysticks();
void deinit_joysticks();
#endif
// Debugger stuff
#ifdef WITH_DEBUGGER
private:
// M68K FLAGS
// user byte
#define M68K_SR_CARRY (1<<0)
#define M68K_SR_OVERFLOW (1<<1)
#define M68K_SR_ZERO (1<<2)
#define M68K_SR_NEGATIVE (1<<3)
#define M68K_SR_EXTEND (1<<4)
// system byte
#define M68K_SR_IP_MASK1 (1<<8)
#define M68K_SR_IP_MASK2 (1<<9)
#define M68K_SR_IP_MASK3 (1<<10)
#define M68K_SR_MI_STATE (1<<12)
#define M68K_SR_SUP_STATE (1<<13)
#define M68K_SR_TRACE_EN1 (1<<14)
#define M68K_SR_TRACE_EN2 (1<<15)
// Z80 FLAGS
#define Z80_SR_CARRY (1<<0)
#define Z80_SR_ADD_SUB (1<<1)
#define Z80_SR_PARITY_OVERFLOW (1<<2)
#define Z80_SR_HALF_CARRY (1<<4)
#define Z80_SR_ZERO (1<<6)
#define Z80_SR_SIGN (1<<7)
struct dgen_bp debug_bp_m68k[MAX_BREAKPOINTS];
struct dgen_wp debug_wp_m68k[MAX_WATCHPOINTS];
unsigned int debug_step_m68k;
unsigned int debug_trace_m68k;
struct dgen_bp debug_bp_z80[MAX_BREAKPOINTS];
struct dgen_wp debug_wp_z80[MAX_WATCHPOINTS];
unsigned int debug_step_z80;
unsigned int debug_trace_z80;
int debug_context;
unsigned long debug_m68k_instr_count;
unsigned long debug_z80_instr_count;
bool debug_instr_count_enabled;
#ifdef WITH_DZ80
DISZ80 disz80;
#endif
bool debug_is_m68k_bp_set();
bool debug_is_m68k_wp_set();
int debug_next_free_wp_m68k();
int debug_next_free_bp_m68k();
bool debug_is_z80_bp_set();
bool debug_is_z80_wp_set();
int debug_next_free_wp_z80();
int debug_next_free_bp_z80();
void debug_init();
int debug_find_bp_m68k(uint32_t);
int debug_find_wp_m68k(uint32_t);
void debug_print_m68k_wp(int);
int debug_should_m68k_wp_fire(struct dgen_wp *w);
int debug_find_bp_z80(uint16_t);
int debug_find_wp_z80(uint16_t);
void debug_print_z80_wp(int);
int debug_should_z80_wp_fire(struct dgen_wp *w);
uint32_t m68k_get_pc();
uint16_t z80_get_pc();
bool debug_m68k_check_bps();
bool debug_m68k_check_wps();
bool debug_z80_check_bps();
bool debug_z80_check_wps();
void debug_rm_bp_m68k(int);
void debug_rm_wp_m68k(int);
void debug_rm_bp_z80(int);
void debug_rm_wp_z80(int);
void debug_list_bps_m68k();
void debug_list_wps_m68k();
void debug_list_bps_z80();
void debug_list_wps_z80();
int debug_set_bp_m68k(uint32_t);
int debug_set_bp_z80(uint16_t);
public:
struct dgen_debugger_cmd {
char *cmd;
int n_args;
int (md::*handler)(int, char **);
};
const static struct md::dgen_debugger_cmd debug_cmd_list[];
bool debug_trap;
// commands
int debug_despatch_cmd(int n_toks, char **args);
int debug_cmd_cont(int n_args, char **args);
int debug_cmd_reg(int n_args, char **args);
int debug_cmd_help(int n_args, char **args);
int debug_cmd_break(int n_args, char **args);
int debug_cmd_quit(int n_args, char **args);
int debug_cmd_step(int n_args, char **args);
int debug_cmd_trace(int n_args, char **args);
int debug_cmd_minus_break(int n_args, char **args);
int debug_cmd_cpu(int n_args, char **args);
int debug_cmd_dis(int n_args, char **args);
int debug_cmd_mem(int n_args, char **args);
int debug_cmd_setbwlr(int n_args, char **args, unsigned int type);
int debug_cmd_setb(int n_args, char **args);
int debug_cmd_setw(int n_args, char **args);
int debug_cmd_setl(int n_args, char **args);
int debug_cmd_setr(int n_args, char **args);
int debug_cmd_count(int n_args, char **args);
int debug_cmd_watch(int n_args, char **args);
int debug_cmd_minus_watch(int n_args, char **args);
// misc
int debug_enter(void);
void debug_leave(void);
void debug_update_m68k_wp_cache(struct dgen_wp *w);
void debug_update_z80_wp_cache(struct dgen_wp *w);
void debug_update_fired_m68k_wps(void);
void debug_update_fired_z80_wps(void);
void debug_set_wp_m68k(uint32_t start_addr, uint32_t end_addr);
void debug_set_wp_z80(uint16_t start_addr, uint16_t end_addr);
void debug_print_m68k_disassemble(uint32_t from, int len);
void debug_print_z80_disassemble(uint16_t, unsigned int);
void debug_show_m68k_regs(void);
void debug_show_z80_regs(void);
void debug_dump_mem(uint32_t addr, uint32_t len);
#endif
};
inline int md::has_save_ram()
{
return save_len;
}
#endif // __MD_H__
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