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arcadia.cpp
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arcadia.cpp
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/*
* UAE - The Un*x Amiga Emulator
*
* Arcadia
* American Laser games
* Cubo
*
* Copyright 2005-2017 Toni Wilen
*
*
*/
#include "sysconfig.h"
#include "sysdeps.h"
#include "options.h"
#include "uae.h"
#include "memory.h"
#include "rommgr.h"
#include "custom.h"
#include "newcpu.h"
#include "debug.h"
#include "arcadia.h"
#include "zfile.h"
#include "videograb.h"
#include "xwin.h"
#include "drawing.h"
#include "statusline.h"
#include "rommgr.h"
#include "flashrom.h"
#include "devices.h"
#define CUBO_DEBUG 1
/* supported roms
*
* (mame 0.90)
*
* - ar_airh
* - ar_bowl
* - ar_fast
* - ar_ldrb
* - ar_ldrba
* - ar_ninj
* - ar_rdwr
* - ar_socc (99u8)
* - ar_sdwr
* - ar_spot
* - ar_sprg
* - ar_xeon
*
* mame 0.152
*
* - ar_blast
* - ar_dlta
* - ar_pm
*
* mame 0.153
*
* - ar_argh
*/
static void multigame (int);
int arcadia_flag, arcadia_coin[2];
struct arcadiarom *arcadia_bios, *arcadia_game;
static struct arcadiarom roms[] = {
// oneplay 2.11
{ 49, _T("ar_bios.zip"), _T("scpa_01_v2.11"), _T("scpa_01"),ARCADIA_BIOS, 3, 6, 1, 0, 2, 3, 4, 5, 7, _T("_v2.11."), { _T("u12"), _T("u16") } },
// tenplay 2.11
{ 50, _T("ar_bios.zip"), _T("gcp"), _T("gcp-"), ARCADIA_BIOS, 7, 7, 6, 5, 4, 3, 2, 1, 0 },
// oneplay 2.20
{ 75, _T("ar_bios.zip"), _T("scpa_01_v2.20"), _T("scpa_01"),ARCADIA_BIOS, 3, 6, 1, 0, 2, 3, 4, 5, 7, _T("_v2.20."), { _T("u12"), _T("u16") } },
// oneplay 3.00
{ 51, _T("ar_bios.zip"), _T("scpa_01_v3.00"), _T("scpa_01"),ARCADIA_BIOS, 3, 6, 1, 0, 2, 3, 4, 5, 7, _T("_v3.0."), { _T("u12"), _T("u16") } },
// tenplay 3.11
{ 76, _T("ar_bios.zip"), _T("gcp_v11"), _T("gcp_v311_"), ARCADIA_BIOS, 7, 7, 6, 5, 4, 3, 2, 1, 0, NULL, { _T(".u16"), _T(".u11"), _T(".u17"), _T(".u12") } },
// tenplay 4.00
{ 77, _T("ar_bios.zip"), _T("gcp_v400"), _T("gcp_v400_"), ARCADIA_BIOS, 7, 7, 6, 5, 4, 3, 2, 1, 0, NULL, { _T(".u16"), _T(".u11"), _T(".u17"), _T(".u12") } },
{ 33, _T("ar_airh.zip"), _T("airh"), _T("airh_"), ARCADIA_GAME, 5|16, 5, 0, 2, 4, 7, 6, 1, 3 },
{ 81, _T("ar_airh2.zip"), _T("airh2"), _T("arcadia4"), ARCADIA_GAME, 0, 5, 0, 2, 4, 7, 6, 1, 3, NULL, { _T(".u10"), _T(".u6") } },
{ 34, _T("ar_bowl.zip"), _T("bowl"), _T("bowl_"), ARCADIA_GAME, 5|16, 7, 6, 0, 1, 2, 3, 4, 5 },
{ 35, _T("ar_dart.zip"), _T("dart"), _T("dart_"), ARCADIA_GAME, 5|16, 4, 0, 7, 6, 3, 1, 2, 5 },
{ 82, _T("ar_dart2.zip"), _T("dart2"), _T("arcadia3"), ARCADIA_GAME, 0, 4, 0, 7, 6, 3, 1, 2, 5, NULL, { _T(".u10"), _T(".u6"), _T(".u11"), _T(".u7"), _T(".u12"), _T(".u8"), _T(".u13"), _T(".u9"), _T(".u19"), _T(".u15"), _T(".u20"), _T(".u16") } },
{ 36, _T("ar_fast.zip"), _T("fast-v28"), _T("fast-v28_"), ARCADIA_GAME, 7, 7, 6, 5, 4, 3, 2, 1, 0, NULL, { _T(".u11"), _T(".u15"), _T(".u10"), _T(".u14"), _T(".u9"), _T(".u13"), _T(".u20"), _T(".u24"), _T(".u19"), _T(".u23"), _T(".u18"), _T(".u22"), _T(".u17"), _T(".u21"), _T(".u28"), _T(".u32") } },
{ 83, _T("ar_fasta.zip"), _T("fast-v27"), _T("fast-v27_"), ARCADIA_GAME, 7, 7, 6, 5, 4, 3, 2, 1, 0, NULL, { _T(".u11"), _T(".u15"), _T(".u10"), _T(".u14"), _T(".u9"), _T(".u13"), _T(".u20"), _T(".u24"), _T(".u19"), _T(".u23"), _T(".u18"), _T(".u22"), _T(".u17"), _T(".u21"), _T(".u28"), _T(".u32") } },
{ 37, _T("ar_ldrba.zip"), _T("ldra"), _T("leader_board_0"), ARCADIA_GAME, 7, 7, 6, 5, 4, 3, 2, 1, 0, _T("_v2.4."), { _T("u11"), _T("u15"), _T("u10"), _T("u14"), _T("u9"), _T("u13"), _T("u20"), _T("u24"), _T("u19"), _T("u23"), _T("u18"), _T("u22"), _T("u17"), _T("u21"), _T("u28"), _T("u32") } },
{ 38, _T("ar_ldrbb.zip"),_T("ldrbb"), _T("ldrb_"), ARCADIA_GAME, 5, 7, 6, 5, 4, 3, 2, 1, 0, NULL, { _T(".u11"), _T("_gcp_22.u15"), _T(".u10"), _T(".u14"), _T(".u9"), _T(".u13"), _T(".u20"), _T(".u24"), _T(".u19"), _T(".u23"), _T(".u18"), _T(".u22"), _T(".u17"), _T(".u21"), _T(".u28"), _T(".u32") } },
{ 86, _T("ar_ldrb.zip"),_T("ldrb"), _T("leader_board_0"), ARCADIA_GAME, 7, 2, 3, 4, 1, 0, 7, 5, 6, _T("_v2.5."), { _T("u11"), _T("u15"), _T("u10"), _T("u14"), _T("u9"), _T("u13"), _T("u20"), _T("u24"), _T("u19"), _T("u23"), _T("u18"), _T("u22"), _T("u17"), _T("u21"), _T("u28"), _T("u32") } },
{ 39, _T("ar_ninj.zip"), _T("ninj"), _T("ninj_"), ARCADIA_GAME, 5|16, 1, 6, 5, 7, 4, 2, 0, 3 },
{ 84, _T("ar_ninj2.zip"), _T("ninj2"), _T("arcadia5"), ARCADIA_GAME, 0, 1, 6, 5, 7, 4, 2, 0, 3, NULL, { _T(".u10"), _T(".u6"), _T(".u11"), _T(".u7"), _T(".u12"), _T(".u8"), _T(".u13"), _T(".u9"), _T(".u19"), _T(".u15"), _T(".u20"), _T(".u16") } },
{ 40, _T("ar_rdwr.zip"), _T("rdwr"), _T("rdwr_"), ARCADIA_GAME, 5|16, 3, 1, 6, 4, 0, 5, 2, 7 },
{ 41, _T("ar_sdwr.zip"), _T("sdwr"), _T("sdwr_"), ARCADIA_GAME, 5|16, 6, 3, 4, 5, 2, 1, 0, 7 },
{ 85, _T("ar_sdwr2.zip"), _T("sdwr2"), _T("arcadia1"), ARCADIA_GAME, 0, 6, 3, 4, 5, 2, 1, 0, 7, NULL, { _T(".u10"), _T(".u6"), _T(".u11"), _T(".u7"), _T(".u12"), _T(".u8"), _T(".u13"), _T(".u9"), _T(".u19"), _T(".u15"), _T(".u20"), _T(".u16") } },
{ 42, _T("ar_spot.zip"), _T("spotv2"), _T("spotv2."), ARCADIA_GAME, 5, 7, 6, 5, 4, 3, 2, 1, 0 },
{ 43, _T("ar_sprg.zip"), _T("sprg"), _T("sprg_"), ARCADIA_GAME, 5|16, 4, 7, 3, 0, 6, 5, 2, 1 },
{ 44, _T("ar_xeon.zip"), _T("xeon"), _T("xeon_"), ARCADIA_GAME, 5|16, 3, 1, 2, 4, 0, 5, 6, 7 },
{ 45, _T("ar_socc.zip"), _T("socc30"), _T("socc30."), ARCADIA_GAME, 6, 0, 7, 1, 6, 5, 4, 3, 2 },
{ 78, _T("ar_blast.zip"), _T("blsb-v2-1"),_T("blsb-v2-1_"), ARCADIA_GAME, 7|16, 4, 1, 7, 6, 2, 0, 3, 5 },
{ 79, _T("ar_dlta.zip"), _T("dlta_v3"), _T("dlta_v3_"), ARCADIA_GAME, 7|16, 4, 1, 7, 6, 2, 0, 3, 5 },
{ 80, _T("ar_pm.zip"), _T("pm"), _T("pm-"), ARCADIA_GAME, 2|4|16, 7, 6, 5, 4, 3, 2, 1, 0 },
{ 88, _T("ar_argh.zip"), _T("argh"), _T("argh-"), ARCADIA_GAME, 7, 5, 0, 2, 4, 7, 6, 1, 3, _T("-11-28-87"), { _T(".u12"), _T(".u16"), _T(".u11"), _T(".u15"), _T(".u10"), _T(".u14"), _T(".u9"), _T(".u13"), _T(".u20"), _T(".u24"), _T(".u19"), _T(".u23"), _T(".u18"), _T(".u22"), _T(".u17"), _T(".u21"), _T(".u28"), _T(".u32"), _T(".u27"), _T(".u31"), _T(".u26"), _T(".u30"), _T(".u25"), _T(".u29") } },
{ -1 }
};
static uae_u8 *arbmemory, *arbbmemory;
static int boot_read;
#define arb_start 0x800000
#define arb_mask 0x1fffff
#define allocated_arbmemory 0x200000
#define arbb_start 0xf00000
#define arbb_mask 0x7ffff
#define allocated_arbbmemory 0x80000
#define nvram_offset 0x1fc000
#define bios_offset 0x180000
#define NVRAM_SIZE 0x4000
static int nvwrite;
static int load_rom8 (const TCHAR *xpath, uae_u8 *mem, int extra, const TCHAR *ext, const TCHAR **exts)
{
struct zfile *zf;
TCHAR path[MAX_DPATH];
int i;
uae_u8 *tmp = xmalloc (uae_u8, 131072);
const TCHAR *bin = (extra & 16) ? _T(".bin") : _T("");
extra &= 3;
memset (tmp, 0xff, 131072);
_stprintf (path, _T("%s%s%s"), xpath, extra == 3 ? _T("-hi") : (extra == 2 ? _T("hi") : (extra == 1 ? _T("h") : _T(""))), bin);
if (ext)
_tcscat(path, ext);
if (exts) {
if (exts[0] == NULL)
goto end;
_tcscat (path, exts[0]);
}
//write_log (_T("%s\n"), path);
zf = zfile_fopen (path, _T("rb"), ZFD_NORMAL);
if (!zf)
goto end;
if (zfile_fread (tmp, 65536, 1, zf) == 0)
goto end;
zfile_fclose (zf);
_stprintf (path, _T("%s%s%s"), xpath, extra == 3 ? _T("-lo") : (extra == 2 ? _T("lo") : (extra == 1 ? _T("l") : _T(""))), bin);
if (ext)
_tcscat(path, ext);
if (exts)
_tcscat (path, exts[1]);
//write_log (_T("%s\n"), path);
zf = zfile_fopen (path, _T("rb"), ZFD_NORMAL);
if (!zf)
goto end;
if (zfile_fread (tmp + 65536, 65536, 1, zf) == 0)
goto end;
zfile_fclose (zf);
for (i = 0; i < 65536; i++) {
mem[i * 2 + 0] = tmp[i];
mem[i * 2 + 1] = tmp[i + 65536];
}
xfree (tmp);
return 1;
end:
xfree (tmp);
return 0;
}
static struct arcadiarom *is_arcadia (const TCHAR *xpath, int cnt)
{
TCHAR path[MAX_DPATH], *p;
struct arcadiarom *rom = NULL;
int i;
_tcscpy (path, xpath);
p = path;
for (i = _tcslen (xpath) - 1; i > 0; i--) {
if (path[i] == '\\' || path[i] == '/') {
path[i++] = 0;
p = path + i;
break;
}
}
for (i = 0; roms[i].romid > 0; i++) {
if (!_tcsicmp (p, roms[i].name) || !_tcsicmp (p, roms[i].romid1)) {
if (cnt > 0) {
cnt--;
continue;
}
rom = &roms[i];
break;
}
}
if (!rom)
return 0;
return rom;
}
static int load_roms (struct arcadiarom *rom)
{
TCHAR path[MAX_DPATH], path3[MAX_DPATH], *p;
int i, offset;
TCHAR *xpath;
offset = 0;
if (rom->type == ARCADIA_BIOS) {
xpath = currprefs.romextfile;
offset = bios_offset;
} else {
xpath = currprefs.cartfile;
}
_tcscpy (path3, xpath);
p = path3 + _tcslen (path3) - 1;
while (p > path3) {
if (p[0] == '\\' || p[0] == '/') {
*p = 0;
break;
}
p--;
}
if (p == path3)
*p = 0;
xpath = path3;
_tcscat (path3, FSDB_DIR_SEPARATOR_S);
_tcscat (path3, rom->romid2);
i = 0;
for (;;) {
if (rom->extra & 4)
_stprintf (path, _T("%s%d"), xpath, i + 1);
else
_tcscpy (path, xpath);
if (!load_rom8 (path, arbmemory + 2 * 65536 * i + offset, rom->extra, rom->ext, rom->exts && rom->exts[0] ? &rom->exts[i * 2] : NULL)) {
if (i == 0)
write_log (_T("Arcadia: %s rom load failed ('%s')\n"), rom->type == ARCADIA_BIOS ? _T("bios") : _T("game"), path);
break;
}
i++;
}
if (i == 0)
return 0;
write_log (_T("Arcadia: %s rom %s loaded\n"), rom->type == ARCADIA_BIOS ? _T("bios") : _T("game"), xpath);
return 1;
}
static uae_u8 bswap (uae_u8 v,int b7,int b6,int b5,int b4,int b3,int b2,int b1,int b0)
{
uae_u8 b = 0;
b |= ((v >> b7) & 1) << 7;
b |= ((v >> b6) & 1) << 6;
b |= ((v >> b5) & 1) << 5;
b |= ((v >> b4) & 1) << 4;
b |= ((v >> b3) & 1) << 3;
b |= ((v >> b2) & 1) << 2;
b |= ((v >> b1) & 1) << 1;
b |= ((v >> b0) & 1) << 0;
return b;
}
static void decrypt_roms (struct arcadiarom *rom)
{
int i, start = 1, end = 0x20000;
if (rom->type == ARCADIA_BIOS) {
start += bios_offset;
end += bios_offset;
}
for (i = start; i < end; i += 2) {
arbmemory[i] = bswap (arbmemory[i],
rom->b7,rom->b6,rom->b5,rom->b4,rom->b3,rom->b2,rom->b1,rom->b0);
if (rom->extra == 2)
arbmemory[i - 1] = bswap (arbmemory[i - 1],7,6,5,4,3,2,1,0);
}
if (rom->romid == 88) {
memcpy(arbmemory + bios_offset, arbmemory, 524288);
}
}
static uae_u32 REGPARAM2 arbb_lget (uaecptr addr)
{
uae_u32 *m;
addr -= arbb_start & arbb_mask;
addr &= arbb_mask;
m = (uae_u32 *)(arbbmemory + addr);
return do_get_mem_long (m);
}
static uae_u32 REGPARAM2 arbb_wget (uaecptr addr)
{
uae_u16 *m;
addr -= arbb_start & arbb_mask;
addr &= arbb_mask;
m = (uae_u16 *)(arbbmemory + addr);
return do_get_mem_word (m);
}
static uae_u32 REGPARAM2 arbb_bget (uaecptr addr)
{
addr -= arbb_start & arbb_mask;
addr &= arbb_mask;
return arbbmemory[addr];
}
static void REGPARAM2 arbb_lput (uaecptr addr, uae_u32 l)
{
}
static void REGPARAM2 arbb_wput (uaecptr addr, uae_u32 w)
{
}
static void REGPARAM2 arbb_bput (uaecptr addr, uae_u32 b)
{
}
static int REGPARAM2 arbb_check (uaecptr addr, uae_u32 size)
{
addr &= arbb_mask;
return (addr + size) <= allocated_arbbmemory;
}
static uae_u8 *REGPARAM2 arbb_xlate (uaecptr addr)
{
addr &= arbb_mask;
return arbbmemory + addr;
}
static addrbank arcadia_boot_bank = {
arbb_lget, arbb_wget, arbb_bget,
arbb_lput, arbb_wput, arbb_bput,
arbb_xlate, arbb_check, NULL, NULL, _T("Arcadia BIOS"),
arbb_lget, arbb_wget, ABFLAG_ROM | ABFLAG_SAFE, S_READ, S_WRITE,
NULL, arbb_mask
};
static uae_u32 REGPARAM2 arb_lget (uaecptr addr)
{
uae_u32 *m;
addr -= arb_start & arb_mask;
addr &= arb_mask;
m = (uae_u32 *)(arbmemory + addr);
return do_get_mem_long (m);
}
static uae_u32 REGPARAM2 arb_wget (uaecptr addr)
{
uae_u16 *m;
addr -= arb_start & arb_mask;
addr &= arb_mask;
m = (uae_u16 *)(arbmemory + addr);
return do_get_mem_word (m);
}
static uae_u32 REGPARAM2 arb_bget (uaecptr addr)
{
addr -= arb_start & arb_mask;
addr &= arb_mask;
return arbmemory[addr];
}
static void REGPARAM2 arb_lput (uaecptr addr, uae_u32 l)
{
uae_u32 *m;
addr -= arb_start & arb_mask;
addr &= arb_mask;
if (addr >= nvram_offset) {
m = (uae_u32 *)(arbmemory + addr);
do_put_mem_long (m, l);
nvwrite++;
}
}
static void REGPARAM2 arb_wput (uaecptr addr, uae_u32 w)
{
uae_u16 *m;
addr -= arb_start & arb_mask;
addr &= arb_mask;
if (addr >= nvram_offset) {
m = (uae_u16 *)(arbmemory + addr);
do_put_mem_word (m, w);
nvwrite++;
if (addr == 0x1ffffe)
multigame(w);
}
}
static void REGPARAM2 arb_bput (uaecptr addr, uae_u32 b)
{
addr -= arb_start & arb_mask;
addr &= arb_mask;
if (addr >= nvram_offset) {
arbmemory[addr] = b;
nvwrite++;
}
}
static int REGPARAM2 arb_check (uaecptr addr, uae_u32 size)
{
addr &= arb_mask;
return (addr + size) <= allocated_arbmemory;
}
static uae_u8 *REGPARAM2 arb_xlate (uaecptr addr)
{
addr &= arb_mask;
return arbmemory + addr;
}
static addrbank arcadia_rom_bank = {
arb_lget, arb_wget, arb_bget,
arb_lput, arb_wput, arb_bput,
arb_xlate, arb_check, NULL, NULL, _T("Arcadia Game ROM"),
arb_lget, arb_wget, ABFLAG_ROM | ABFLAG_SAFE, S_READ, S_WRITE,
NULL, arb_mask
};
static void multigame (int v)
{
if (v != 0)
map_banks (&kickmem_bank, arb_start >> 16, 8, 0);
else
map_banks (&arcadia_rom_bank, arb_start >> 16, allocated_arbmemory >> 16, 0);
}
int is_arcadia_rom (const TCHAR *path)
{
struct arcadiarom *rom;
rom = is_arcadia (path, 0);
if (!rom || rom->type == NO_ARCADIA_ROM)
return NO_ARCADIA_ROM;
if (rom->type == ARCADIA_BIOS) {
arcadia_bios = rom;
return ARCADIA_BIOS;
}
arcadia_game = rom;
return ARCADIA_GAME;
}
static void nvram_write (void)
{
TCHAR path[MAX_DPATH];
cfgfile_resolve_path_out_load(currprefs.flashfile, path, MAX_DPATH, PATH_ROM);
struct zfile *f = zfile_fopen (path, _T("rb+"), ZFD_NORMAL);
if (!f) {
f = zfile_fopen (path, _T("wb"), 0);
if (!f)
return;
}
zfile_fwrite (arbmemory + nvram_offset, NVRAM_SIZE, 1, f);
zfile_fclose (f);
}
static void nvram_read (void)
{
struct zfile *f;
TCHAR path[MAX_DPATH];
cfgfile_resolve_path_out_load(currprefs.flashfile, path, MAX_DPATH, PATH_ROM);
f = zfile_fopen (path, _T("rb"), ZFD_NORMAL);
memset (arbmemory + nvram_offset, 0, NVRAM_SIZE);
if (!f)
return;
zfile_fread (arbmemory + nvram_offset, NVRAM_SIZE, 1, f);
zfile_fclose (f);
}
static void alg_vsync(void);
static void cubo_vsync(void);
static void arcadia_vsync(void)
{
if (alg_flag)
alg_vsync();
if (cubo_enabled)
cubo_vsync();
if (arcadia_bios) {
static int cnt;
cnt--;
if (cnt > 0)
return;
cnt = 50;
if (!nvwrite)
return;
nvram_write();
nvwrite = 0;
}
}
void arcadia_unmap (void)
{
xfree (arbmemory);
arbmemory = NULL;
arcadia_bios = NULL;
arcadia_game = NULL;
}
int arcadia_map_banks (void)
{
if (!arcadia_bios)
return 0;
arbmemory = xmalloc (uae_u8, allocated_arbmemory + allocated_arbbmemory);
arbbmemory = arbmemory + bios_offset;
memset (arbmemory, 0, allocated_arbmemory);
if (!load_roms (arcadia_bios)) {
arcadia_unmap ();
return 0;
}
if (arcadia_game)
load_roms (arcadia_game);
decrypt_roms (arcadia_bios);
if (arcadia_game)
decrypt_roms (arcadia_game);
nvram_read ();
multigame (0);
map_banks (&arcadia_boot_bank, 0xf0, 8, 0);
device_add_vsync_pre(arcadia_vsync);
return 1;
}
uae_u8 arcadia_parport (int port, uae_u8 pra, uae_u8 dra)
{
uae_u8 v;
v = (pra & dra) | (dra ^ 0xff);
if (port) {
if (dra & 1)
arcadia_coin[0] = arcadia_coin[1] = 0;
return 0;
}
v = 0;
v |= (arcadia_flag & 1) ? 0 : 2;
v |= (arcadia_flag & 2) ? 0 : 4;
v |= (arcadia_flag & 4) ? 0 : 8;
v |= (arcadia_coin[0] & 3) << 4;
v |= (arcadia_coin[1] & 3) << 6;
return v;
}
struct romdata *scan_arcadia_rom (TCHAR *path, int cnt)
{
struct romdata *rd = 0;
struct romlist **arc_rl;
struct arcadiarom *arcadia_rom;
int i;
arcadia_rom = is_arcadia (path, cnt);
if (arcadia_rom) {
arc_rl = getarcadiaroms();
for (i = 0; arc_rl[i]; i++) {
if (arc_rl[i]->rd->id == arcadia_rom->romid) {
rd = arc_rl[i]->rd;
_tcscat (path, FSDB_DIR_SEPARATOR_S);
_tcscat (path, arcadia_rom->romid1);
break;
}
}
xfree (arc_rl);
}
return rd;
}
// American Laser Games
/*
Port 1:
- Joy Up = Service mode
- Joy Down = Start
- Joy Left = Left Coin
- Joy Right = Right Coin
Port 2:
- Light Gun
- 2nd button = player select (output)
- 3rd button = trigger
- Joy Up = holster
*/
int alg_flag;
int log_ld;
#define ALG_NVRAM_SIZE 4096
#define ALG_NVRAM_MASK (ALG_NVRAM_SIZE - 1)
static uae_u8 algmemory[ALG_NVRAM_SIZE];
static int algmemory_modified;
static int algmemory_initialized;
static void alg_nvram_write (void)
{
TCHAR path[MAX_DPATH];
cfgfile_resolve_path_out_load(currprefs.flashfile, path, MAX_DPATH, PATH_ROM);
struct zfile *f = zfile_fopen (path, _T("rb+"), ZFD_NORMAL);
if (!f) {
f = zfile_fopen (path, _T("wb"), 0);
if (!f)
return;
}
zfile_fwrite (algmemory, ALG_NVRAM_SIZE, 1, f);
zfile_fclose (f);
}
static void alg_nvram_read (void)
{
struct zfile *f;
TCHAR path[MAX_DPATH];
cfgfile_resolve_path_out_load(currprefs.flashfile, path, MAX_DPATH, PATH_ROM);
f = zfile_fopen (path, _T("rb"), ZFD_NORMAL);
memset (algmemory, 0, ALG_NVRAM_SIZE);
if (!f)
return;
zfile_fread (algmemory, ALG_NVRAM_SIZE, 1, f);
zfile_fclose (f);
}
static uae_u32 REGPARAM2 alg_lget (uaecptr addr)
{
return 0;
}
static uae_u32 REGPARAM2 alg_wget (uaecptr addr)
{
return 0;
}
static uae_u32 REGPARAM2 alg_bget (uaecptr addr)
{
uaecptr addr2 = addr;
addr >>= 1;
addr &= ALG_NVRAM_MASK;
uae_u8 v = algmemory[addr];
//write_log(_T("ALG BGET %08X %04X %02X %08X\n"), addr2, addr, v, M68K_GETPC);
return v;
}
static void REGPARAM2 alg_lput (uaecptr addr, uae_u32 l)
{
}
static void REGPARAM2 alg_wput (uaecptr addr, uae_u32 w)
{
}
static void REGPARAM2 alg_bput (uaecptr addr, uae_u32 b)
{
uaecptr addr2 = addr;
addr >>= 1;
addr &= ALG_NVRAM_MASK;
//write_log(_T("ALG BPUT %08X %04X %02X %08X\n"), addr2, addr, b & 255, M68K_GETPC);
if (algmemory[addr] != b) {
algmemory[addr] = b;
algmemory_modified = 100;
}
}
static addrbank alg_ram_bank = {
alg_lget, alg_wget, alg_bget,
alg_lput, alg_wput, alg_bput,
default_xlate, default_check, NULL, NULL, _T("ALG RAM"),
dummy_lgeti, dummy_wgeti, ABFLAG_RAM | ABFLAG_SAFE, S_READ, S_WRITE,
NULL, 65536
};
static int ld_mode;
static uae_u32 ld_address, ld_value;
static int ld_direction;
#define LD_MODE_SEARCH 1
#define LD_MODE_PLAY 2
#define LD_MODE_STILL 3
#define LD_MODE_STOP 4
#define ALG_SER_BUF_SIZE 16
static uae_u8 alg_ser_buf[ALG_SER_BUF_SIZE];
static int ser_buf_offset;
static int ld_wait_ack;
static int ld_audio;
static int ld_vsync;
static void sb(uae_u8 v)
{
if (ser_buf_offset < ALG_SER_BUF_SIZE) {
alg_ser_buf[ser_buf_offset++] = v;
}
}
static void ack(void)
{
ld_wait_ack = 1;
sb(0x0a); // ACK
}
static void sony_serial_read(uae_u16 w)
{
w &= 0xff;
switch (w)
{
case 0x30: // '0'
case 0x31:
case 0x32:
case 0x33:
case 0x34:
case 0x35:
case 0x36:
case 0x37:
case 0x38:
case 0x39: // '9'
{
uae_u8 v = w - 0x30;
ld_value *= 10;
ld_value += v;
ack();
}
break;
case 0x3a: // F-PLAY ':'
ld_mode = LD_MODE_PLAY;
ld_direction = 0;
pausevideograb(0);
ack();
if (log_ld)
write_log(_T("LD: PLAY\n"));
break;
case 0x3b: // Fast foward play ';'
ld_mode = LD_MODE_PLAY;
ld_direction = 1;
ack();
break;
case 0x3f: // STOP '?'
pausevideograb(1);
ld_direction = 0;
ld_mode = LD_MODE_STOP;
ack();
if (log_ld)
write_log(_T("LD: STOP\n"));
break;
case 0x40: // '@'
if (ld_mode == LD_MODE_SEARCH) {
ld_address = ld_value;
getsetpositionvideograb(ld_address);
ld_mode = LD_MODE_STILL;
ld_direction = 0;
ack();
sb(0x01); // COMPLETION
if (log_ld)
write_log(_T("LD: SEARCH %d\n"), ld_value);
}
break;
case 0x4a: // R-PLAY 'J'
ld_mode = LD_MODE_PLAY;
pausevideograb(1);
ld_direction = -1;
ack();
if (log_ld)
write_log(_T("LD: R-PLAY\n"));
break;
case 0x4b: // Fast reverse play 'K'
ld_mode = LD_MODE_PLAY;
pausevideograb(1);
ld_direction = -2;
ack();
if (log_ld)
write_log(_T("LD: FAST R-PLAY\n"));
break;
case 0x4f: // STILL 'O'
ld_mode = LD_MODE_STILL;
ld_direction = 0;
pausevideograb(1);
ack();
if (log_ld)
write_log(_T("LD: PAUSE\n"));
break;
case 0x43: // SEARCH 'C'
ack();
ld_mode = LD_MODE_SEARCH;
ld_direction = 0;
pausevideograb(1);
ld_value = 0;
if (log_ld)
write_log(_T("LD: SEARCH\n"));
break;
case 0x46: // CH-1 ON 'F'
ack();
ld_audio |= 1;
setvolumevideograb(100 - currprefs.sound_volume_genlock);
if (log_ld)
write_log(_T("LD: CH-1 ON\n"));
break;
case 0x48: // CH-2 ON 'H'
ack();
ld_audio |= 2;
setvolumevideograb(100 - currprefs.sound_volume_genlock);
if (log_ld)
write_log(_T("LD: CH-2 ON\n"));
break;
case 0x47: // CH-1 OFF 'G'
ack();
ld_audio &= ~1;
if (!ld_audio)
setvolumevideograb(0);
if (log_ld)
write_log(_T("LD: CH-1 OFF\n"));
break;
case 0x49: // CH-2 OFF 'I'
ack();
ld_audio &= ~2;
if (!ld_audio)
setvolumevideograb(0);
if (log_ld)
write_log(_T("LD: CH-2 OFF\n"));
break;
case 0x50: // INDEX ON 'P'
ack();
if (log_ld)
write_log(_T("LD: INDEX ON\n"));
break;
case 0x51: // INDEX OFF 'O'
ack();
if (log_ld)
write_log(_T("LD: INDEX OFF\n"));
break;
case 0x60: // ADDR INQ '`'
{
if (isvideograb() && ld_direction == 0) {
ld_address = (uae_u32)getsetpositionvideograb(-1);
}
uae_u32 v = ld_address;
uae_u32 m = 10000;
for (int i = 0; i < 5; i++) {
uae_u8 vv = ((v / m) % 10) + '0';
sb(vv);
m /= 10;
}
if (log_ld > 1)
write_log(_T("LD: ADDR INQ %d\n"), ld_address);
}
break;
case 0x67: // STATUS INQ 'g'
sb(0x80);
sb(0x00);
sb(0x40);
sb((ld_mode == LD_MODE_SEARCH ? 0x02 : 0x00));
sb((ld_mode == LD_MODE_PLAY ? 0x01 : 0x00) | (ld_mode == LD_MODE_STILL ? 0x20 : 0x00) | (ld_mode == LD_MODE_STOP ? 0x40 : 0x00) | (ld_direction < 0 ? 0x80 : 0x00));
if (log_ld > 1)
write_log(_T("LD: STATUS INQ\n"));
break;
}
}
bool alg_ld_active(void)
{
return ld_mode == LD_MODE_PLAY || ld_mode == LD_MODE_STILL;
}
static void alg_vsync(void)
{
ld_wait_ack = 0;
ld_vsync++;
if (ld_mode == LD_MODE_PLAY) {
if (ld_direction < 0) {
if (ld_address > 0) {
ld_address -= (-ld_direction);
if ((ld_vsync & 15) == 0) {
if (isvideograb()) {
getsetpositionvideograb(ld_address);
}
}
}
} else {
ld_address += 1 + ld_direction;
if (ld_direction > 0) {
if ((ld_vsync & 15) == 0) {
if (isvideograb()) {
getsetpositionvideograb(ld_address);
}
}
}
}
}
if (algmemory_modified > 0) {
algmemory_modified--;
if (algmemory_modified == 0) {
alg_nvram_write();
}
}
}
static int sony_serial_write(void)
{
if (ser_buf_offset > 0) {
uae_u16 v = alg_ser_buf[0];
if (v == 0x0a && ld_wait_ack)
return -1;
ser_buf_offset--;
memmove(alg_ser_buf, alg_ser_buf + 1, ser_buf_offset);
return v;
}
return -1;
}
static void pioneer_serial_read(uae_u16 w)
{
w &= 0xff;
}
static int pioneer_serial_write(void)
{
return -1;
}
void ld_serial_read(uae_u16 w)
{
if (alg_flag || currprefs.genlock_image == 7) {
sony_serial_read(w);
} else if (currprefs.genlock_image == 8) {
pioneer_serial_read(w);
}
}
int ld_serial_write(void)
{
if (alg_flag || currprefs.genlock_image == 7) {
return sony_serial_write();
} else if (currprefs.genlock_image == 8) {
return pioneer_serial_write();
}
return -1;
}
/*
Port 1:
- Joy Up = Service mode
- Joy Down = Left Start
- 3rd button = Right Start
- Joy Left = Left Coin
- Joy Right = Right Coin
Port 2:
- Light gun (player 0/1)
- 2nd button = Player select (output)
- 3rd button = Trigger (player 0/1)
- Joy Up = Holster (player 0/1)
*/
static uae_u16 alg_potgo;
int alg_get_player(uae_u16 potgo)
{
// 2nd button output and high = player 2.
return (potgo & 0xc000) == 0xc000 ? 1 : 0;
}
uae_u16 alg_potgor(uae_u16 potgo)
{
alg_potgo = potgo;
int ply = alg_get_player(alg_potgo);
potgo |= (0x1000 | 0x0100);
// trigger
if (((alg_flag & 128) && ply == 1) || ((alg_flag & 64) && ply == 0))
potgo &= ~0x1000;
// right start
if (alg_flag & 8)
potgo &= ~0x0100;
return potgo;
}
uae_u16 alg_joydat(int joy, uae_u16 v)
{
if (!alg_flag)
return v;
int ply = alg_get_player(alg_potgo);
v = 0;
if (joy == 0) {
// left coin
if (alg_flag & 16)
v |= 0x0200;
// right coin
if (alg_flag & 32)
v |= 0x0002;
// service
if (alg_flag & 2)
v |= (v & 0x0200) ? 0x0000 : 0x0100;
else
v |= (v & 0x0200) ? 0x0100 : 0x0000;