extend mmap wrapper functionality
[libpicofe.git] / gp2x / menu.c
index df5ff8a..eabd74e 100644 (file)
-// (c) Copyright 2006,2007 notaz, All rights reserved.\r
-// Free for non-commercial use.\r
-\r
-// For commercial use, separate licencing terms must be obtained.\r
-\r
-#include <stdio.h>\r
-#include <string.h>\r
-#include <stdlib.h>\r
-#include <stdarg.h>\r
-#include <unistd.h>\r
-#include <dirent.h>\r
-\r
-#include "gp2x.h"\r
-#include "emu.h"\r
-#include "menu.h"\r
-#include "usbjoy.h"\r
-#include "../common/emu.h"\r
-#include "../common/menu.h"\r
-#include "../common/arm_utils.h"\r
-#include "../common/readpng.h"\r
-#include "version.h"\r
-\r
-#include <Pico/PicoInt.h>\r
-#include <Pico/Patch.h>\r
-#include <zlib/zlib.h>\r
-\r
-#ifndef _DIRENT_HAVE_D_TYPE\r
-#error "need d_type for file browser\r
-#endif\r
-\r
-extern int  mmuhack_status;\r
-\r
-const char *keyNames[] = {\r
-       "UP",    "???",    "LEFT", "???",  "DOWN", "???", "RIGHT",    "???",\r
-       "START", "SELECT", "L",    "R",    "A",    "B",   "X",        "Y",\r
-       "???",   "???",    "???",  "???",  "???",  "???", "VOL DOWN", "VOL UP",\r
-       "???",   "???",    "???",  "PUSH", "???",  "???", "???",      "???"\r
-};\r
-\r
-static void menu_darken_bg(void *dst, int pixels, int darker);\r
-static void menu_prepare_bg(int use_game_bg);\r
-\r
-static unsigned long inp_prev = 0;\r
-static int inp_prevjoy = 0;\r
-\r
-static unsigned long wait_for_input(unsigned long interesting)\r
-{\r
-       unsigned long ret;\r
-       static int repeats = 0, wait = 50*1000;\r
-       int release = 0, i;\r
-\r
-       if (repeats == 2 || repeats == 4) wait /= 2;\r
-       if (repeats == 6) wait = 15 * 1000;\r
-\r
-       for (i = 0; i < 6 && inp_prev == gp2x_joystick_read(1); i++) {\r
-               if (i == 0) repeats++;\r
-               if (wait >= 30*1000) usleep(wait); // usleep sleeps for ~30ms minimum\r
-               else spend_cycles(wait * currentConfig.CPUclock);\r
-       }\r
-\r
-       while ( !((ret = gp2x_joystick_read(1)) & interesting) ) {\r
-               usleep(50000);\r
-               release = 1;\r
-       }\r
-\r
-       if (release || ret != inp_prev) {\r
-               repeats = 0;\r
-               wait = 50*1000;\r
-       }\r
-       inp_prev = ret;\r
-       inp_prevjoy = 0;\r
-\r
-       // we don't need diagonals in menus\r
-       if ((ret&GP2X_UP)   && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
-       if ((ret&GP2X_UP)   && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
-       if ((ret&GP2X_DOWN) && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
-       if ((ret&GP2X_DOWN) && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
-\r
-       return ret;\r
-}\r
-\r
-static unsigned long input2_read(unsigned long interesting, int *joy)\r
-{\r
-       unsigned long ret;\r
-       int i;\r
-\r
-       do\r
-       {\r
-               *joy = 0;\r
-               if ((ret = gp2x_joystick_read(0) & interesting)) break;\r
-               gp2x_usbjoy_update();\r
-               for (i = 0; i < num_of_joys; i++) {\r
-                       ret = gp2x_usbjoy_check2(i);\r
-                       if (ret) { *joy = i + 1; break; }\r
-               }\r
-               if (ret) break;\r
-       }\r
-       while(0);\r
-\r
-       return ret;\r
-}\r
-\r
-// similar to wait_for_input(), but returns joy num\r
-static unsigned long wait_for_input_usbjoy(unsigned long interesting, int *joy)\r
-{\r
-       unsigned long ret;\r
-       const int wait = 300*1000;\r
-       int i;\r
-\r
-       if (inp_prevjoy == 0) inp_prev &= interesting;\r
-       for (i = 0; i < 6; i++) {\r
-               ret = input2_read(interesting, joy);\r
-               if (*joy != inp_prevjoy || ret != inp_prev) break;\r
-               usleep(wait/6);\r
-       }\r
-\r
-       while ( !(ret = input2_read(interesting, joy)) ) {\r
-               usleep(50000);\r
-       }\r
-\r
-       inp_prev = ret;\r
-       inp_prevjoy = *joy;\r
-\r
-       // handle only 1 event at a time\r
-       for (i = 1; i != 0; i <<= 1)\r
-               if (ret & i) { ret &= i; break; }\r
-\r
-       return ret;\r
-}\r
-\r
-static void menu_flip(void)\r
-{\r
-       gp2x_video_flush_cache();\r
-       gp2x_video_flip2();\r
-}\r
-\r
-\r
-// --------- loading ROM screen ----------\r
-\r
-static int cdload_called = 0;\r
-\r
-static void load_progress_cb(int percent)\r
-{\r
-       int ln, len = percent * 320 / 100;\r
-       unsigned short *dst = (unsigned short *)gp2x_screen + 320*20;\r
-\r
-       if (len > 320) len = 320;\r
-       for (ln = 8; ln > 0; ln--, dst += 320)\r
-               memset(dst, 0xff, len*2);\r
-       menu_flip();\r
-}\r
-\r
-static void cdload_progress_cb(int percent)\r
-{\r
-       int ln, len = percent * 320 / 100;\r
-       unsigned short *dst = (unsigned short *)gp2x_screen + 320*20;\r
-\r
-       memset(dst, 0xff, 320*2*8);\r
-\r
-       smalltext_out16(1, 3*10, "Processing CD image / MP3s", 0xffff);\r
-       smalltext_out16_lim(1, 4*10, romFileName, 0xffff, 80);\r
-       dst += 320*30;\r
-\r
-       if (len > 320) len = 320;\r
-       for (ln = 8; ln > 0; ln--, dst += 320)\r
-               memset(dst, 0xff, len*2);\r
-       menu_flip();\r
-       cdload_called = 1;\r
-}\r
-\r
-void menu_romload_prepare(const char *rom_name)\r
-{\r
-       const char *p = rom_name + strlen(rom_name);\r
-       while (p > rom_name && *p != '/') p--;\r
-\r
-       if (rom_loaded) gp2x_pd_clone_buffer2();\r
-       else memset(gp2x_screen, 0, 320*240*2);\r
-\r
-       smalltext_out16(1, 1, "Loading", 0xffff);\r
-       smalltext_out16_lim(1, 10, p, 0xffff, 53);\r
-       gp2x_memcpy_buffers(3, gp2x_screen, 0, 320*240*2);\r
-       menu_flip();\r
-       PicoCartLoadProgressCB = load_progress_cb;\r
-       PicoCDLoadProgressCB = cdload_progress_cb;\r
-       cdload_called = 0;\r
-}\r
-\r
-void menu_romload_end(void)\r
-{\r
-       PicoCartLoadProgressCB = PicoCDLoadProgressCB = NULL;\r
-       smalltext_out16(1, cdload_called ? 60 : 30, "Starting emulation...", 0xffff);\r
-       menu_flip();\r
-}\r
-\r
-// -------------- ROM selector --------------\r
-\r
-// rrrr rggg gggb bbbb\r
-static unsigned short file2color(const char *fname)\r
-{\r
-       const char *ext = fname + strlen(fname) - 3;\r
-       static const char *rom_exts[]   = { "zip", "bin", "smd", "gen", "iso", "cso" };\r
-       static const char *other_exts[] = { "gmv", "pat" };\r
-       int i;\r
-\r
-       if (ext < fname) ext = fname;\r
-       for (i = 0; i < sizeof(rom_exts)/sizeof(rom_exts[0]); i++)\r
-               if (strcasecmp(ext, rom_exts[i]) == 0) return 0xbdff;\r
-       for (i = 0; i < sizeof(other_exts)/sizeof(other_exts[0]); i++)\r
-               if (strcasecmp(ext, other_exts[i]) == 0) return 0xaff5;\r
-       return 0xffff;\r
-}\r
-\r
-static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
-{\r
-       int start, i, pos;\r
-\r
-       start = 12 - sel;\r
-       n--; // exclude current dir (".")\r
-\r
-       gp2x_pd_clone_buffer2();\r
-\r
-       if (!rom_loaded) {\r
-               menu_darken_bg(gp2x_screen, 320*240, 0);\r
-       }\r
-\r
-       menu_darken_bg((char *)gp2x_screen + 320*120*2, 320*8, 0);\r
-\r
-       if(start - 2 >= 0)\r
-               smalltext_out16_lim(14, (start - 2)*10, curdir, 0xffff, 53-2);\r
-       for (i = 0; i < n; i++) {\r
-               pos = start + i;\r
-               if (pos < 0)  continue;\r
-               if (pos > 23) break;\r
-               if (namelist[i+1]->d_type == DT_DIR) {\r
-                       smalltext_out16_lim(14,   pos*10, "/", 0xfff6, 1);\r
-                       smalltext_out16_lim(14+6, pos*10, namelist[i+1]->d_name, 0xfff6, 53-3);\r
-               } else {\r
-                       unsigned short color = file2color(namelist[i+1]->d_name);\r
-                       smalltext_out16_lim(14,   pos*10, namelist[i+1]->d_name, color, 53-2);\r
-               }\r
-       }\r
-       text_out16(5, 120, ">");\r
-       menu_flip();\r
-}\r
-\r
-static int scandir_cmp(const void *p1, const void *p2)\r
-{\r
-       struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
-       if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
-       if ((*d1)->d_type == DT_DIR) return -1; // put before\r
-       if ((*d2)->d_type == DT_DIR) return  1;\r
-       return alphasort(d1, d2);\r
-}\r
-\r
-static char *filter_exts[] = {\r
-       ".mp3", ".MP3", ".srm", ".brm", "s.gz", ".mds", "bcfg", ".txt", ".htm", "html",\r
-       ".jpg", ".gpe", ".cue"\r
-};\r
-\r
-static int scandir_filter(const struct dirent *ent)\r
-{\r
-       const char *p;\r
-       int i;\r
-\r
-       if (ent == NULL || ent->d_name == NULL) return 0;\r
-       if (strlen(ent->d_name) < 5) return 1;\r
-\r
-       p = ent->d_name + strlen(ent->d_name) - 4;\r
-\r
-       for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)\r
-       {\r
-               if (strcmp(p, filter_exts[i]) == 0) return 0;\r
-       }\r
-\r
-       return 1;\r
-}\r
-\r
-static char *romsel_loop(char *curr_path)\r
-{\r
-       struct dirent **namelist;\r
-       DIR *dir;\r
-       int n, sel = 0;\r
-       unsigned long inp = 0;\r
-       char *ret = NULL, *fname = NULL;\r
-\r
-       // is this a dir or a full path?\r
-       if ((dir = opendir(curr_path))) {\r
-               closedir(dir);\r
-       } else {\r
-               char *p;\r
-               for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);\r
-               *p = 0;\r
-               fname = p+1;\r
-       }\r
-\r
-       n = scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
-       if (n < 0) {\r
-               // try root\r
-               n = scandir("/", &namelist, scandir_filter, scandir_cmp);\r
-               if (n < 0) {\r
-                       // oops, we failed\r
-                       printf("dir: "); printf(curr_path); printf("\n");\r
-                       perror("scandir");\r
-                       return NULL;\r
-               }\r
-       }\r
-\r
-       // try to find sel\r
-       if (fname != NULL) {\r
-               int i;\r
-               for (i = 1; i < n; i++) {\r
-                       if (strcmp(namelist[i]->d_name, fname) == 0) {\r
-                               sel = i - 1;\r
-                               break;\r
-                       }\r
-               }\r
-       }\r
-\r
-       for (;;)\r
-       {\r
-               draw_dirlist(curr_path, namelist, n, sel);\r
-               inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
-               if(inp & GP2X_UP  )  { sel--;   if (sel < 0)   sel = n-2; }\r
-               if(inp & GP2X_DOWN)  { sel++;   if (sel > n-2) sel = 0; }\r
-               if(inp & GP2X_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }\r
-               if(inp & GP2X_L)     { sel-=24; if (sel < 0)   sel = 0; }\r
-               if(inp & GP2X_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
-               if(inp & GP2X_R)     { sel+=24; if (sel > n-2) sel = n-2; }\r
-               if(inp & GP2X_B)     { // enter dir/select\r
-                       again:\r
-                       if (namelist[sel+1]->d_type == DT_REG) {\r
-                               strcpy(romFileName, curr_path);\r
-                               strcat(romFileName, "/");\r
-                               strcat(romFileName, namelist[sel+1]->d_name);\r
-                               ret = romFileName;\r
-                               break;\r
-                       } else if (namelist[sel+1]->d_type == DT_DIR) {\r
-                               int newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;\r
-                               char *p, *newdir = malloc(newlen);\r
-                               if (strcmp(namelist[sel+1]->d_name, "..") == 0) {\r
-                                       char *start = curr_path;\r
-                                       p = start + strlen(start) - 1;\r
-                                       while (*p == '/' && p > start) p--;\r
-                                       while (*p != '/' && p > start) p--;\r
-                                       if (p <= start) strcpy(newdir, "/");\r
-                                       else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }\r
-                               } else {\r
-                                       strcpy(newdir, curr_path);\r
-                                       p = newdir + strlen(newdir) - 1;\r
-                                       while (*p == '/' && p >= newdir) *p-- = 0;\r
-                                       strcat(newdir, "/");\r
-                                       strcat(newdir, namelist[sel+1]->d_name);\r
-                               }\r
-                               ret = romsel_loop(newdir);\r
-                               free(newdir);\r
-                               break;\r
-                       } else {\r
-                               // unknown file type, happens on NTFS mounts. Try to guess.\r
-                               FILE *tstf; int tmp;\r
-                               strcpy(romFileName, curr_path);\r
-                               strcat(romFileName, "/");\r
-                               strcat(romFileName, namelist[sel+1]->d_name);\r
-                               tstf = fopen(romFileName, "rb");\r
-                               if (tstf != NULL)\r
-                               {\r
-                                       if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
-                                               namelist[sel+1]->d_type = DT_REG;\r
-                                       else    namelist[sel+1]->d_type = DT_DIR;\r
-                                       fclose(tstf);\r
-                                       goto again;\r
-                               }\r
-                       }\r
-               }\r
-               if(inp & GP2X_X) break; // cancel\r
-       }\r
-\r
-       if (n > 0) {\r
-               while(n--) free(namelist[n]);\r
-               free(namelist);\r
-       }\r
-\r
-       return ret;\r
-}\r
-\r
-// ------------ debug menu ------------\r
-\r
-char *debugString(void);\r
-\r
-static void draw_debug(void)\r
-{\r
-       char *p, *str = debugString();\r
-       int len, line;\r
-\r
-       gp2x_pd_clone_buffer2();\r
-\r
-       p = str;\r
-       for (line = 0; line < 24; line++)\r
-       {\r
-               while (*p && *p != '\n') p++;\r
-               len = p - str;\r
-               if (len > 55) len = 55;\r
-               smalltext_out16_lim(1, line*10, str, 0xffff, len);\r
-               if (*p == 0) break;\r
-               p++; str = p;\r
-       }\r
-       menu_flip();\r
-}\r
-\r
-static void debug_menu_loop(void)\r
-{\r
-       draw_debug();\r
-       wait_for_input(GP2X_B|GP2X_X);\r
-}\r
-\r
-// ------------ patch/gg menu ------------\r
-\r
-static void draw_patchlist(int sel)\r
-{\r
-       int start, i, pos, active;\r
-\r
-       start = 12 - sel;\r
-\r
-       gp2x_pd_clone_buffer2();\r
-\r
-       for (i = 0; i < PicoPatchCount; i++) {\r
-               pos = start + i;\r
-               if (pos < 0)  continue;\r
-               if (pos > 23) break;\r
-               active = PicoPatches[i].active;\r
-               smalltext_out16_lim(14,     pos*10, active ? "ON " : "OFF", active ? 0xfff6 : 0xffff, 3);\r
-               smalltext_out16_lim(14+6*4, pos*10, PicoPatches[i].name, active ? 0xfff6 : 0xffff, 53-6);\r
-       }\r
-       pos = start + i;\r
-       if (pos < 24) smalltext_out16_lim(14, pos*10, "done", 0xffff, 4);\r
-\r
-       text_out16(5, 120, ">");\r
-       menu_flip();\r
-}\r
-\r
-\r
-static void patches_menu_loop(void)\r
-{\r
-       int menu_sel = 0;\r
-       unsigned long inp = 0;\r
-\r
-       for(;;)\r
-       {\r
-               draw_patchlist(menu_sel);\r
-               inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
-               if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = PicoPatchCount; }\r
-               if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > PicoPatchCount) menu_sel = 0; }\r
-               if(inp &(GP2X_LEFT|GP2X_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }\r
-               if(inp &(GP2X_RIGHT|GP2X_R)) { menu_sel+=10; if (menu_sel > PicoPatchCount) menu_sel = PicoPatchCount; }\r
-               if(inp & GP2X_B) { // action\r
-                       if (menu_sel < PicoPatchCount)\r
-                               PicoPatches[menu_sel].active = !PicoPatches[menu_sel].active;\r
-                       else    return;\r
-               }\r
-               if(inp & GP2X_X) return;\r
-       }\r
-\r
-}\r
-\r
-// ------------ savestate loader ------------\r
-\r
-static int state_slot_flags = 0;\r
-\r
-static void state_check_slots(void)\r
-{\r
-       int slot;\r
-\r
-       state_slot_flags = 0;\r
-\r
-       for (slot = 0; slot < 10; slot++)\r
-       {\r
-               if (emu_checkSaveFile(slot))\r
-               {\r
-                       state_slot_flags |= 1 << slot;\r
-               }\r
-       }\r
-}\r
-\r
-static void draw_savestate_bg(int slot)\r
-{\r
-       struct PicoVideo tmp_pv;\r
-       unsigned short tmp_cram[0x40];\r
-       unsigned short tmp_vsram[0x40];\r
-       void *tmp_vram, *file;\r
-       char *fname;\r
-\r
-       fname = emu_GetSaveFName(1, 0, slot);\r
-       if (!fname) return;\r
-\r
-       tmp_vram = malloc(sizeof(Pico.vram));\r
-       if (tmp_vram == NULL) return;\r
-\r
-       memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));\r
-       memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));\r
-       memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));\r
-       memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));\r
-\r
-       if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
-               file = gzopen(fname, "rb");\r
-               emu_setSaveStateCbs(1);\r
-       } else {\r
-               file = fopen(fname, "rb");\r
-               emu_setSaveStateCbs(0);\r
-       }\r
-\r
-       if (file) {\r
-               if (PicoMCD & 1) {\r
-                       PicoCdLoadStateGfx(file);\r
-               } else {\r
-                       areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file\r
-                       areaRead(Pico.vram, 1, sizeof(Pico.vram), file);\r
-                       areaSeek(file, 0x2000, SEEK_CUR);\r
-                       areaRead(Pico.cram, 1, sizeof(Pico.cram), file);\r
-                       areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);\r
-                       areaSeek(file, 0x221a0, SEEK_SET);\r
-                       areaRead(&Pico.video, 1, sizeof(Pico.video), file);\r
-               }\r
-               areaClose(file);\r
-       }\r
-\r
-       emu_forcedFrame();\r
-       menu_prepare_bg(1);\r
-\r
-       memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
-       memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));\r
-       memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));\r
-       memcpy(&Pico.video, &tmp_pv,  sizeof(Pico.video));\r
-       free(tmp_vram);\r
-}\r
-\r
-static void draw_savestate_menu(int menu_sel, int is_loading)\r
-{\r
-       int tl_x = 25, tl_y = 60, y, i;\r
-\r
-       if (state_slot_flags & (1 << menu_sel))\r
-               draw_savestate_bg(menu_sel);\r
-       gp2x_pd_clone_buffer2();\r
-\r
-       text_out16(tl_x, 30, is_loading ? "Load state" : "Save state");\r
-\r
-       menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 108);\r
-\r
-       /* draw all 10 slots */\r
-       y = tl_y;\r
-       for (i = 0; i < 10; i++, y+=10)\r
-       {\r
-               text_out16(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");\r
-       }\r
-       text_out16(tl_x, y, "back");\r
-\r
-       menu_flip();\r
-}\r
-\r
-static int savestate_menu_loop(int is_loading)\r
-{\r
-       static int menu_sel = 10;\r
-       int menu_sel_max = 10;\r
-       unsigned long inp = 0;\r
-\r
-       state_check_slots();\r
-\r
-       for(;;)\r
-       {\r
-               draw_savestate_menu(menu_sel, is_loading);\r
-               inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
-               if(inp & GP2X_UP  ) {\r
-                       do {\r
-                               menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;\r
-                       } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
-               }\r
-               if(inp & GP2X_DOWN) {\r
-                       do {\r
-                               menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;\r
-                       } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
-               }\r
-               if(inp & GP2X_B) { // save/load\r
-                       if (menu_sel < 10) {\r
-                               state_slot = menu_sel;\r
-                               if (emu_SaveLoadGame(is_loading, 0)) {\r
-                                       strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
-                                       return 1;\r
-                               }\r
-                               return 0;\r
-                       } else  return 1;\r
-               }\r
-               if(inp & GP2X_X) return 1;\r
-       }\r
-}\r
-\r
-// -------------- key config --------------\r
-\r
-static char *usb_joy_key_name(int joy, int num)\r
-{\r
-       static char name[16];\r
-       switch (num)\r
-       {\r
-               case 0: sprintf(name, "Joy%i UP", joy); break;\r
-               case 1: sprintf(name, "Joy%i DOWN", joy); break;\r
-               case 2: sprintf(name, "Joy%i LEFT", joy); break;\r
-               case 3: sprintf(name, "Joy%i RIGHT", joy); break;\r
-               default:sprintf(name, "Joy%i b%i", joy, num-3); break;\r
-       }\r
-       return name;\r
-}\r
-\r
-static char *action_binds(int player_idx, int action_mask)\r
-{\r
-       static char strkeys[32*5];\r
-       int joy, i;\r
-\r
-       strkeys[0] = 0;\r
-       for (i = 0; i < 32; i++) // i is key index\r
-       {\r
-               if (currentConfig.KeyBinds[i] & action_mask)\r
-               {\r
-                       if (player_idx >= 0 && ((currentConfig.KeyBinds[i] >> 16) & 3) != player_idx) continue;\r
-                       if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, keyNames[i]); break; }\r
-                       else strcpy(strkeys, keyNames[i]);\r
-               }\r
-       }\r
-       for (joy = 0; joy < num_of_joys; joy++)\r
-       {\r
-               for (i = 0; i < 32; i++)\r
-               {\r
-                       if (currentConfig.JoyBinds[joy][i] & action_mask)\r
-                       {\r
-                               if (player_idx >= 0 && ((currentConfig.JoyBinds[joy][i] >> 16) & 3) != player_idx) continue;\r
-                               if (strkeys[0]) {\r
-                                       strcat(strkeys, ", "); strcat(strkeys, usb_joy_key_name(joy + 1, i));\r
-                                       break;\r
-                               }\r
-                               else strcpy(strkeys, usb_joy_key_name(joy + 1, i));\r
-                       }\r
-               }\r
-       }\r
-\r
-       // limit..\r
-       strkeys[20] = 0;\r
-\r
-       return strkeys;\r
-}\r
-\r
-static void unbind_action(int action, int pl_idx, int joy)\r
-{\r
-       int i, u;\r
-\r
-       if (joy <= 0)\r
-       {\r
-               for (i = 0; i < 32; i++) {\r
-                       if (pl_idx >= 0 && (currentConfig.KeyBinds[i]&0x30000) != (pl_idx<<16)) continue;\r
-                       currentConfig.KeyBinds[i] &= ~action;\r
-               }\r
-       }\r
-       if (joy < 0)\r
-       {\r
-               for (u = 0; u < 4; u++)\r
-                       for (i = 0; i < 32; i++) {\r
-                               if (pl_idx >= 0 && (currentConfig.JoyBinds[u][i]&0x30000) != (pl_idx<<16)) continue;\r
-                               currentConfig.JoyBinds[u][i] &= ~action;\r
-                       }\r
-       }\r
-       else if (joy > 0)\r
-       {\r
-               for (i = 0; i < 32; i++) {\r
-                       if (pl_idx >= 0 && (currentConfig.JoyBinds[joy-1][i]&0x30000) != (pl_idx<<16)) continue;\r
-                       currentConfig.JoyBinds[joy-1][i] &= ~action;\r
-               }\r
-       }\r
-}\r
-\r
-static int count_bound_keys(int action, int pl_idx, int joy)\r
-{\r
-       int i, keys = 0;\r
-\r
-       if (joy)\r
-       {\r
-               for (i = 0; i < 32; i++) {\r
-                       if (pl_idx >= 0 && (currentConfig.JoyBinds[joy-1][i]&0x30000) != (pl_idx<<16)) continue;\r
-                       if (currentConfig.JoyBinds[joy-1][i] & action) keys++;\r
-               }\r
-       }\r
-       else\r
-       {\r
-               for (i = 0; i < 32; i++) {\r
-                       if (pl_idx >= 0 && (currentConfig.KeyBinds[i]&0x30000) != (pl_idx<<16)) continue;\r
-                       if (currentConfig.KeyBinds[i] & action) keys++;\r
-               }\r
-       }\r
-       return keys;\r
-}\r
-\r
-static void draw_key_config(const me_bind_action *opts, int opt_cnt, int player_idx, int sel)\r
-{\r
-       int x, y, tl_y = 40, i;\r
-\r
-       gp2x_pd_clone_buffer2();\r
-       if (player_idx >= 0) {\r
-               text_out16(80, 20, "Player %i controls", player_idx + 1);\r
-               x = 80;\r
-       } else {\r
-               text_out16(80, 20, "Emulator controls");\r
-               x = 40;\r
-       }\r
-\r
-       menu_draw_selection(x - 16, tl_y + sel*10, (player_idx >= 0) ? 66 : 130);\r
-\r
-       y = tl_y;\r
-       for (i = 0; i < opt_cnt; i++, y+=10)\r
-               text_out16(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));\r
-\r
-       text_out16(x, y, "Done");\r
-\r
-       if (sel < opt_cnt) {\r
-               text_out16(30, 180, "Press a button to bind/unbind");\r
-               text_out16(30, 190, "Use SELECT to clear");\r
-               text_out16(30, 200, "To bind UP/DOWN, hold SELECT");\r
-               text_out16(30, 210, "Select \"Done\" to exit");\r
-       } else {\r
-               text_out16(30, 190, "Use Options -> Save cfg");\r
-               text_out16(30, 200, "to save controls");\r
-               text_out16(30, 210, "Press B or X to exit");\r
-       }\r
-       menu_flip();\r
-}\r
-\r
-static void key_config_loop(const me_bind_action *opts, int opt_cnt, int player_idx)\r
-{\r
-       int joy = 0, sel = 0, menu_sel_max = opt_cnt, prev_select = 0, i;\r
-       unsigned long inp = 0;\r
-\r
-       for (;;)\r
-       {\r
-               draw_key_config(opts, opt_cnt, player_idx, sel);\r
-               inp = wait_for_input_usbjoy(CONFIGURABLE_KEYS, &joy);\r
-               // printf("got %08lX from joy %i\n", inp, joy);\r
-               if (joy == 0) {\r
-                       if (!(inp & GP2X_SELECT)) {\r
-                               prev_select = 0;\r
-                               if(inp & GP2X_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }\r
-                               if(inp & GP2X_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }\r
-                       }\r
-                       if (sel >= opt_cnt) {\r
-                               if (inp & (GP2X_B|GP2X_X)) break;\r
-                               else continue;\r
-                       }\r
-                       // if we are here, we want to bind/unbind something\r
-                       if ((inp & GP2X_SELECT) && !prev_select)\r
-                               unbind_action(opts[sel].mask, player_idx, -1);\r
-                       prev_select = inp & GP2X_SELECT;\r
-                       inp &= CONFIGURABLE_KEYS;\r
-                       inp &= ~GP2X_SELECT;\r
-                       for (i = 0; i < 32; i++)\r
-                               if (inp & (1 << i)) {\r
-                                       if (count_bound_keys(opts[sel].mask, player_idx, 0) >= 2)\r
-                                            currentConfig.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
-                                       else currentConfig.KeyBinds[i] ^=  opts[sel].mask;\r
-                                       if (player_idx >= 0 && (currentConfig.KeyBinds[i] & opts[sel].mask)) {\r
-                                               currentConfig.KeyBinds[i] &= ~(3 << 16);\r
-                                               currentConfig.KeyBinds[i] |= player_idx << 16;\r
-                                       }\r
-                               }\r
-               }\r
-               else if (sel < opt_cnt)\r
-               {\r
-                       for (i = 0; i < 32; i++)\r
-                               if (inp & (1 << i)) {\r
-                                       int *bind = &currentConfig.JoyBinds[joy-1][i];\r
-                                       if ((*bind & opts[sel].mask) && (player_idx < 0 || player_idx == ((*bind>>16)&3)))\r
-                                               *bind &= ~opts[sel].mask;\r
-                                       else {\r
-                                               // override\r
-                                               unbind_action(opts[sel].mask, player_idx, joy);\r
-                                               *bind = opts[sel].mask;\r
-                                               if (player_idx > 0) *bind |= player_idx << 16;\r
-                                       }\r
-                               }\r
-               }\r
-       }\r
-}\r
-\r
-static void draw_kc_sel(int menu_sel)\r
-{\r
-       int tl_x = 25+40, tl_y = 60, y, i;\r
-       char joyname[36];\r
-\r
-       y = tl_y;\r
-       gp2x_pd_clone_buffer2();\r
-       menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 138);\r
-\r
-       text_out16(tl_x, y,       "Player 1");\r
-       text_out16(tl_x, (y+=10), "Player 2");\r
-       text_out16(tl_x, (y+=10), "Emulator controls");\r
-       text_out16(tl_x, (y+=10), "Done");\r
-\r
-       tl_x = 25;\r
-       text_out16(tl_x, (y=110), "USB joys detected:");\r
-       if (num_of_joys > 0) {\r
-               for (i = 0; i < num_of_joys; i++) {\r
-                       strncpy(joyname, joy_name(joys[i]), 33); joyname[33] = 0;\r
-                       text_out16(tl_x, (y+=10), "%i: %s", i+1, joyname);\r
-               }\r
-       } else {\r
-               text_out16(tl_x, (y+=10), "none");\r
-       }\r
-\r
-       menu_flip();\r
-}\r
-\r
-\r
-// player2_flag, ?, ?, ?, ?, ?, ?, menu\r
-// "NEXT SAVE SLOT", "PREV SAVE SLOT", "SWITCH RENDERER", "SAVE STATE",\r
-// "LOAD STATE", "VOLUME UP", "VOLUME DOWN", "DONE"\r
-me_bind_action emuctrl_actions[] =\r
-{\r
-       { "Load State     ", 1<<28 },\r
-       { "Save State     ", 1<<27 },\r
-       { "Prev Save Slot ", 1<<25 },\r
-       { "Next Save Slot ", 1<<24 },\r
-       { "Switch Renderer", 1<<26 },\r
-       { "Volume Down    ", 1<<30 },\r
-       { "Volume Up      ", 1<<29 },\r
-       { "Fast forward   ", 1<<22 },\r
-       { "Enter Menu     ", 1<<23 },\r
-       { NULL,              0     }\r
-};\r
-\r
-static void kc_sel_loop(void)\r
-{\r
-       int menu_sel = 3, menu_sel_max = 3;\r
-       unsigned long inp = 0;\r
-       int is_6button = PicoOpt & 0x020;\r
-\r
-       while (1)\r
-       {\r
-               draw_kc_sel(menu_sel);\r
-               inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
-               if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
-               if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
-               if (inp & GP2X_B) {\r
-                       switch (menu_sel) {\r
-                               case 0: key_config_loop(me_ctrl_actions, is_6button ? 12 : 8, 0); return;\r
-                               case 1: key_config_loop(me_ctrl_actions, is_6button ? 12 : 8, 1); return;\r
-                               case 2: key_config_loop(emuctrl_actions,\r
-                                               sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]) - 1, -1); return;\r
-                               case 3: if (!rom_loaded) emu_WriteConfig(0); return;\r
-                               default: return;\r
-                       }\r
-               }\r
-               if (inp & GP2X_X) return;\r
-       }\r
-}\r
-\r
-\r
-// --------- sega/mega cd options ----------\r
-\r
-menu_entry cdopt_entries[] =\r
-{\r
-       { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_USA, NULL, 0, 0, 0, 1, 0 },\r
-       { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_EUR, NULL, 0, 0, 0, 1, 0 },\r
-       { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_JAP, NULL, 0, 0, 0, 1, 0 },\r
-       { "CD LEDs",                   MB_ONOFF, MA_CDOPT_LEDS,         &currentConfig.EmuOpt, 0x0400, 0, 0, 1, 1 },\r
-       { "CDDA audio (using mp3s)",   MB_ONOFF, MA_CDOPT_CDDA,         &PicoOpt, 0x0800, 0, 0, 1, 1 },\r
-       { "PCM audio",                 MB_ONOFF, MA_CDOPT_PCM,          &PicoOpt, 0x0400, 0, 0, 1, 1 },\r
-       { NULL,                        MB_NONE,  MA_CDOPT_READAHEAD,    NULL, 0, 0, 0, 1, 1 },\r
-       { "SaveRAM cart",              MB_ONOFF, MA_CDOPT_SAVERAM,      &PicoOpt, 0x8000, 0, 0, 1, 1 },\r
-       { "Scale/Rot. fx (slow)",      MB_ONOFF, MA_CDOPT_SCALEROT_CHIP,&PicoOpt, 0x1000, 0, 0, 1, 1 },\r
-       { "Better sync (slow)",        MB_ONOFF, MA_CDOPT_BETTER_SYNC,  &PicoOpt, 0x2000, 0, 0, 1, 1 },\r
-       { "done",                      MB_NONE,  MA_CDOPT_DONE,         NULL, 0, 0, 0, 1, 0 },\r
-};\r
-\r
-const int cdopt_entry_count = (sizeof(cdopt_entries) / sizeof(cdopt_entries[0]));\r
-#define CDOPT_ENTRY_COUNT (sizeof(cdopt_entries) / sizeof(cdopt_entries[0]))\r
-\r
-\r
-struct bios_names_t\r
-{\r
-       char us[32], eu[32], jp[32];\r
-};\r
-\r
-static void menu_cdopt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
-{\r
-       struct bios_names_t *bios_names = param;\r
-       char ra_buff[16];\r
-\r
-       switch (entry->id)\r
-       {\r
-               case MA_CDOPT_TESTBIOS_USA: text_out16(x, y, "USA BIOS:     %s", bios_names->us); break;\r
-               case MA_CDOPT_TESTBIOS_EUR: text_out16(x, y, "EUR BIOS:     %s", bios_names->eu); break;\r
-               case MA_CDOPT_TESTBIOS_JAP: text_out16(x, y, "JAP BIOS:     %s", bios_names->jp); break;\r
-               case MA_CDOPT_READAHEAD:\r
-                       if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
-                       else strcpy(ra_buff, "     OFF");\r
-                       text_out16(x, y, "ReadAhead buffer      %s", ra_buff);\r
-                       break;\r
-               default:break;\r
-       }\r
-}\r
-\r
-static void draw_cd_menu_options(int menu_sel, struct bios_names_t *bios_names)\r
-{\r
-       int tl_x = 25, tl_y = 60;\r
-       menu_id selected_id;\r
-       char ra_buff[16];\r
-\r
-       if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
-       else strcpy(ra_buff, "     OFF");\r
-\r
-       gp2x_pd_clone_buffer2();\r
-\r
-       menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 246);\r
-\r
-       me_draw(cdopt_entries, CDOPT_ENTRY_COUNT, tl_x, tl_y, menu_cdopt_cust_draw, bios_names);\r
-\r
-       selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
-       if ((selected_id == MA_CDOPT_TESTBIOS_USA && strcmp(bios_names->us, "NOT FOUND")) ||\r
-               (selected_id == MA_CDOPT_TESTBIOS_EUR && strcmp(bios_names->eu, "NOT FOUND")) ||\r
-               (selected_id == MA_CDOPT_TESTBIOS_JAP && strcmp(bios_names->jp, "NOT FOUND")))\r
-                       text_out16(tl_x, 210, "Press start to test selected BIOS");\r
-\r
-       menu_flip();\r
-}\r
-\r
-static void cd_menu_loop_options(void)\r
-{\r
-       static int menu_sel = 0;\r
-       int menu_sel_max = 10;\r
-       unsigned long inp = 0;\r
-       struct bios_names_t bios_names;\r
-       menu_id selected_id;\r
-       char *bios, *p;\r
-\r
-       if (emu_findBios(4, &bios)) { // US\r
-               for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
-               strncpy(bios_names.us, p, sizeof(bios_names.us)); bios_names.us[sizeof(bios_names.us)-1] = 0;\r
-       } else  strcpy(bios_names.us, "NOT FOUND");\r
-\r
-       if (emu_findBios(8, &bios)) { // EU\r
-               for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
-               strncpy(bios_names.eu, p, sizeof(bios_names.eu)); bios_names.eu[sizeof(bios_names.eu)-1] = 0;\r
-       } else  strcpy(bios_names.eu, "NOT FOUND");\r
-\r
-       if (emu_findBios(1, &bios)) { // JP\r
-               for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
-               strncpy(bios_names.jp, p, sizeof(bios_names.jp)); bios_names.jp[sizeof(bios_names.jp)-1] = 0;\r
-       } else  strcpy(bios_names.jp, "NOT FOUND");\r
-\r
-       for(;;)\r
-       {\r
-               draw_cd_menu_options(menu_sel, &bios_names);\r
-               inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A|GP2X_START);\r
-               if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
-               if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
-               selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
-               if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
-                       if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
-                           selected_id == MA_CDOPT_READAHEAD) {\r
-                               if (inp & GP2X_LEFT) {\r
-                                       PicoCDBuffers >>= 1;\r
-                                       if (PicoCDBuffers < 64) PicoCDBuffers = 0;\r
-                               } else {\r
-                                       if (PicoCDBuffers < 64) PicoCDBuffers = 64;\r
-                                       else PicoCDBuffers <<= 1;\r
-                                       if (PicoCDBuffers > 8*1024) PicoCDBuffers = 8*1024; // 16M\r
-                               }\r
-                       }\r
-               }\r
-               if (inp & GP2X_B) { // toggleable options\r
-                       if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, 1) &&\r
-                           selected_id == MA_CDOPT_DONE) {\r
-                               return;\r
-                       }\r
-               }\r
-               if (inp & GP2X_START) { // BIOS testers\r
-                       switch (selected_id) {\r
-                               case MA_CDOPT_TESTBIOS_USA:\r
-                                       if (emu_findBios(4, &bios)) { // test US\r
-                                               strcpy(romFileName, bios);\r
-                                               engineState = PGS_ReloadRom;\r
-                                               return;\r
-                                       }\r
-                                       break;\r
-                               case MA_CDOPT_TESTBIOS_EUR:\r
-                                       if (emu_findBios(8, &bios)) { // test EU\r
-                                               strcpy(romFileName, bios);\r
-                                               engineState = PGS_ReloadRom;\r
-                                               return;\r
-                                       }\r
-                                       break;\r
-                               case MA_CDOPT_TESTBIOS_JAP:\r
-                                       if (emu_findBios(1, &bios)) { // test JP\r
-                                               strcpy(romFileName, bios);\r
-                                               engineState = PGS_ReloadRom;\r
-                                               return;\r
-                                       }\r
-                                       break;\r
-                               default:\r
-                                       break;\r
-                       }\r
-               }\r
-               if (inp & (GP2X_X|GP2X_A)) return;\r
-       }\r
-}\r
-\r
-\r
-// --------- advanced options ----------\r
-\r
-menu_entry opt2_entries[] =\r
-{\r
-       { NULL,                        MB_NONE,  MA_OPT2_GAMMA,         NULL, 0, 0, 0, 1, 1 },\r
-       { "A_SN's gamma curve",        MB_ONOFF, MA_OPT2_A_SN_GAMMA,    &currentConfig.EmuOpt, 0x1000, 0, 0, 1, 1 },\r
-       { "Perfect vsync",             MB_ONOFF, MA_OPT2_VSYNC,         &currentConfig.EmuOpt, 0x2000, 0, 0, 1, 1 },\r
-       { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,    &PicoOpt, 0x00004, 0, 0, 1, 1 },\r
-       { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612, &PicoOpt, 0x00001, 0, 0, 1, 1 },\r
-       { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496,&PicoOpt, 0x00002, 0, 0, 1, 1 },\r
-       { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,   &currentConfig.EmuOpt, 0x0008, 0, 0, 1, 1 },\r
-       { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,   &currentConfig.EmuOpt, 0x0020, 0, 0, 1, 1 },\r
-       { "needs restart:",            MB_NONE,  MA_NONE,               NULL, 0, 0, 0, 1, 0 },\r
-       { "craigix's RAM timings",     MB_ONOFF, MA_OPT2_RAMTIMINGS,    &currentConfig.EmuOpt, 0x0100, 0, 0, 1, 1 },\r
-       { NULL,                        MB_ONOFF, MA_OPT2_SQUIDGEHACK,   &currentConfig.EmuOpt, 0x0010, 0, 0, 1, 1 },\r
-       { "SVP dynarec",               MB_ONOFF, MA_OPT2_SVP_DYNAREC,   &PicoOpt, 0x20000, 0, 0, 1, 1 },\r
-       { "done",                      MB_NONE,  MA_OPT2_DONE,          NULL, 0, 0, 0, 1, 0 },\r
-};\r
-\r
-#define OPT2_ENTRY_COUNT (sizeof(opt2_entries) / sizeof(opt2_entries[0]))\r
-const int opt2_entry_count = (sizeof(opt2_entries) / sizeof(opt2_entries[0]));\r
-\r
-static void menu_opt2_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
-{\r
-       if (entry->id == MA_OPT2_GAMMA)\r
-               text_out16(x, y, "Gamma correction           %i.%02i", currentConfig.gamma / 100, currentConfig.gamma%100);\r
-       else if (entry->id == MA_OPT2_SQUIDGEHACK)\r
-               text_out16(x, y, "Squidgehack (now %s %s", mmuhack_status ? "active)  " : "inactive)",\r
-                       (currentConfig.EmuOpt&0x0010)?"ON":"OFF");\r
-}\r
-\r
-\r
-static void draw_amenu_options(int menu_sel)\r
-{\r
-       int tl_x = 25, tl_y = 50;\r
-\r
-       gp2x_pd_clone_buffer2();\r
-\r
-       menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 252);\r
-\r
-       me_draw(opt2_entries, OPT2_ENTRY_COUNT, tl_x, tl_y, menu_opt2_cust_draw, NULL);\r
-\r
-       menu_flip();\r
-}\r
-\r
-static void amenu_loop_options(void)\r
-{\r
-       static int menu_sel = 0;\r
-       int menu_sel_max;\r
-       unsigned long inp = 0;\r
-       menu_id selected_id;\r
-\r
-       menu_sel_max = me_count_enabled(opt2_entries, OPT2_ENTRY_COUNT) - 1;\r
-\r
-       for(;;)\r
-       {\r
-               draw_amenu_options(menu_sel);\r
-               inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
-               if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
-               if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
-               selected_id = me_index2id(opt2_entries, OPT2_ENTRY_COUNT, menu_sel);\r
-               if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
-                       if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
-                           selected_id == MA_OPT2_GAMMA) {\r
-                               while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
-                                       currentConfig.gamma += (inp & GP2X_LEFT) ? -1 : 1;\r
-                                       if (currentConfig.gamma <   1) currentConfig.gamma =   1;\r
-                                       if (currentConfig.gamma > 300) currentConfig.gamma = 300;\r
-                                       draw_amenu_options(menu_sel);\r
-                                       usleep(18*1000);\r
-                               }\r
-                       }\r
-               }\r
-               if (inp & GP2X_B) { // toggleable options\r
-                       if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, 1) &&\r
-                           selected_id == MA_OPT2_DONE) {\r
-                               return;\r
-                       }\r
-               }\r
-               if (inp & (GP2X_X|GP2X_A)) return;\r
-       }\r
-}\r
-\r
-// -------------- options --------------\r
-\r
-\r
-menu_entry opt_entries[] =\r
-{\r
-       { NULL,                        MB_NONE,  MA_OPT_RENDERER,      NULL, 0, 0, 0, 1, 1 },\r
-       { NULL,                        MB_RANGE, MA_OPT_SCALING,       &currentConfig.scaling, 0, 0, 3, 1, 1 },\r
-       { "Accurate timing (slower)",  MB_ONOFF, MA_OPT_ACC_TIMING,    &PicoOpt, 0x040, 0, 0, 1, 1 },\r
-       { "Accurate sprites (slower)", MB_ONOFF, MA_OPT_ACC_SPRITES,   &PicoOpt, 0x080, 0, 0, 1, 1 },\r
-       { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x002, 0, 0, 1, 1 },\r
-       { NULL,                        MB_RANGE, MA_OPT_FRAMESKIP,     &currentConfig.Frameskip, 0, -1, 16, 1, 1 },\r
-       { "Enable sound",              MB_ONOFF, MA_OPT_ENABLE_SOUND,  &currentConfig.EmuOpt,  0x004, 0, 0, 1, 1 },\r
-       { NULL,                        MB_NONE,  MA_OPT_SOUND_QUALITY, NULL, 0, 0, 0, 1, 1 },\r
-       { "Use ARM940 core for sound", MB_ONOFF, MA_OPT_ARM940_SOUND,  &PicoOpt, 0x200, 0, 0, 1, 1 },\r
-       { "6 button pad",              MB_ONOFF, MA_OPT_6BUTTON_PAD,   &PicoOpt, 0x020, 0, 0, 1, 1 },\r
-       { NULL,                        MB_NONE,  MA_OPT_REGION,        NULL, 0, 0, 0, 1, 1 },\r
-       { "Use SRAM/BRAM savestates",  MB_ONOFF, MA_OPT_SRAM_STATES,   &currentConfig.EmuOpt,  0x001, 0, 0, 1, 1 },\r
-       { NULL,                        MB_NONE,  MA_OPT_CONFIRM_STATES,NULL, 0, 0, 0, 1, 1 },\r
-       { "Save slot",                 MB_RANGE, MA_OPT_SAVE_SLOT,     &state_slot, 0, 0, 9, 1, 1 },\r
-       { NULL,                        MB_NONE,  MA_OPT_CPU_CLOCKS,    NULL, 0, 0, 0, 1, 1 },\r
-       { "[Sega/Mega CD options]",    MB_NONE,  MA_OPT_SCD_OPTS,      NULL, 0, 0, 0, 1, 0 },\r
-       { "[advanced options]",        MB_NONE,  MA_OPT_ADV_OPTS,      NULL, 0, 0, 0, 1, 0 },\r
-       { NULL,                        MB_NONE,  MA_OPT_SAVECFG,       NULL, 0, 0, 0, 1, 0 },\r
-       { "Save cfg for current game only",MB_NONE,MA_OPT_SAVECFG_GAME,NULL, 0, 0, 0, 1, 0 },\r
-       { NULL,                        MB_NONE,  MA_OPT_LOADCFG,       NULL, 0, 0, 0, 1, 0 },\r
-};\r
-\r
-#define OPT_ENTRY_COUNT (sizeof(opt_entries) / sizeof(opt_entries[0]))\r
-const int opt_entry_count = OPT_ENTRY_COUNT;\r
-\r
-\r
-static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
-{\r
-       char *str, str24[24];\r
-\r
-       switch (entry->id)\r
-       {\r
-               case MA_OPT_RENDERER:\r
-                       if (PicoOpt&0x10)\r
-                               str = " 8bit fast";\r
-                       else if (currentConfig.EmuOpt&0x80)\r
-                               str = "16bit accurate";\r
-                       else\r
-                               str = " 8bit accurate";\r
-                       text_out16(x, y, "Renderer:            %s", str);\r
-                       break;\r
-               case MA_OPT_SCALING:\r
-                       switch (currentConfig.scaling) {\r
-                               default: str = "            OFF";   break;\r
-                               case 1:  str = "hw horizontal";     break;\r
-                               case 2:  str = "hw horiz. + vert."; break;\r
-                               case 3:  str = "sw horizontal";     break;\r
-                       }\r
-                       text_out16(x, y, "Scaling:       %s", str);\r
-                       break;\r
-               case MA_OPT_FRAMESKIP:\r
-                       if (currentConfig.Frameskip < 0)\r
-                            strcpy(str24, "Auto");\r
-                       else sprintf(str24, "%i", currentConfig.Frameskip);\r
-                       text_out16(x, y, "Frameskip                  %s", str24);\r
-                       break;\r
-               case MA_OPT_SOUND_QUALITY:\r
-                       str = (PicoOpt&0x08)?"stereo":"mono";\r
-                       text_out16(x, y, "Sound Quality:     %5iHz %s", PsndRate, str);\r
-                       break;\r
-               case MA_OPT_REGION:\r
-                       text_out16(x, y, "Region:              %s", me_region_name(PicoRegionOverride, PicoAutoRgnOrder));\r
-                       break;\r
-               case MA_OPT_CONFIRM_STATES:\r
-                       switch ((currentConfig.EmuOpt >> 9) & 5) {\r
-                               default: str = "OFF";    break;\r
-                               case 1:  str = "writes"; break;\r
-                               case 4:  str = "loads";  break;\r
-                               case 5:  str = "both";   break;\r
-                       }\r
-                       text_out16(x, y, "Confirm savestate          %s", str);\r
-                       break;\r
-               case MA_OPT_CPU_CLOCKS:\r
-                       text_out16(x, y, "GP2X CPU clocks            %iMhz", currentConfig.CPUclock);\r
-                       break;\r
-               case MA_OPT_SAVECFG:\r
-                       str24[0] = 0;\r
-                       if (config_slot != 0) sprintf(str24, " (profile: %i)", config_slot);\r
-                       text_out16(x, y, "Save cfg as default%s", str24);\r
-                       break;\r
-               case MA_OPT_LOADCFG:\r
-                       text_out16(x, y, "Load cfg from profile %i", config_slot);\r
-                       break;\r
-               default:\r
-                       printf("%s: unimplemented (%i)\n", __FUNCTION__, entry->id);\r
-                       break;\r
-       }\r
-}\r
-\r
-\r
-\r
-static void draw_menu_options(int menu_sel)\r
-{\r
-       int tl_x = 25, tl_y = 24;\r
-\r
-       gp2x_pd_clone_buffer2();\r
-\r
-       menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 284);\r
-\r
-       me_draw(opt_entries, OPT_ENTRY_COUNT, tl_x, tl_y, menu_opt_cust_draw, NULL);\r
-\r
-       menu_flip();\r
-}\r
-\r
-static int sndrate_prevnext(int rate, int dir)\r
-{\r
-       int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
-\r
-       for (i = 0; i < 5; i++)\r
-               if (rates[i] == rate) break;\r
-\r
-       i += dir ? 1 : -1;\r
-       if (i > 4) return dir ? 44100 : 22050;\r
-       if (i < 0) return dir ? 11025 : 8000;\r
-       return rates[i];\r
-}\r
-\r
-static void region_prevnext(int right)\r
-{\r
-       // jp_ntsc=1, jp_pal=2, usa=4, eu=8\r
-       static int rgn_orders[] = { 0x148, 0x184, 0x814, 0x418, 0x841, 0x481 };\r
-       int i;\r
-       if (right) {\r
-               if (!PicoRegionOverride) {\r
-                       for (i = 0; i < 6; i++)\r
-                               if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
-                       if (i < 5) PicoAutoRgnOrder = rgn_orders[i+1];\r
-                       else PicoRegionOverride=1;\r
-               }\r
-               else PicoRegionOverride<<=1;\r
-               if (PicoRegionOverride > 8) PicoRegionOverride = 8;\r
-       } else {\r
-               if (!PicoRegionOverride) {\r
-                       for (i = 0; i < 6; i++)\r
-                               if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
-                       if (i > 0) PicoAutoRgnOrder = rgn_orders[i-1];\r
-               }\r
-               else PicoRegionOverride>>=1;\r
-       }\r
-}\r
-\r
-static void menu_options_save(void)\r
-{\r
-       if (PicoRegionOverride) {\r
-               // force setting possibly changed..\r
-               Pico.m.pal = (PicoRegionOverride == 2 || PicoRegionOverride == 8) ? 1 : 0;\r
-       }\r
-       if (!(PicoOpt & 0x20)) {\r
-               // unbind XYZ MODE, just in case\r
-               unbind_action(0xf00, -1, -1);\r
-       }\r
-}\r
-\r
-static int menu_loop_options(void)\r
-{\r
-       static int menu_sel = 0;\r
-       int menu_sel_max, ret;\r
-       unsigned long inp = 0;\r
-       menu_id selected_id;\r
-\r
-       me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_SAVECFG_GAME, rom_loaded);\r
-       me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
-       menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
-       if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
-\r
-       while (1)\r
-       {\r
-               draw_menu_options(menu_sel);\r
-               inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
-               if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
-               if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
-               selected_id = me_index2id(opt_entries, OPT_ENTRY_COUNT, menu_sel);\r
-               if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choice\r
-                       if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0)) {\r
-                               switch (selected_id) {\r
-                                       case MA_OPT_RENDERER:\r
-                                               if (inp & GP2X_LEFT) {\r
-                                                       if      (PicoOpt&0x10) PicoOpt&= ~0x10;\r
-                                                       else if (!(currentConfig.EmuOpt &0x80))currentConfig.EmuOpt |=  0x80;\r
-                                                       else if (  currentConfig.EmuOpt &0x80) break;\r
-                                               } else {\r
-                                                       if      (PicoOpt&0x10) break;\r
-                                                       else if (!(currentConfig.EmuOpt &0x80))PicoOpt|=  0x10;\r
-                                                       else if (  currentConfig.EmuOpt &0x80) currentConfig.EmuOpt &= ~0x80;\r
-                                               }\r
-                                               break;\r
-                                       case MA_OPT_SOUND_QUALITY:\r
-                                               if ((inp & GP2X_RIGHT) && PsndRate == 44100 && !(PicoOpt&0x08)) {\r
-                                                       PsndRate = 8000; PicoOpt|= 0x08;\r
-                                               } else if ((inp & GP2X_LEFT) && PsndRate == 8000 && (PicoOpt&0x08)) {\r
-                                                       PsndRate = 44100; PicoOpt&=~0x08;\r
-                                               } else  PsndRate = sndrate_prevnext(PsndRate, inp & GP2X_RIGHT);\r
-                                               break;\r
-                                       case MA_OPT_REGION:\r
-                                               region_prevnext(inp & GP2X_RIGHT);\r
-                                               break;\r
-                                       case MA_OPT_CONFIRM_STATES: {\r
-                                                        int n = ((currentConfig.EmuOpt>>9)&1) | ((currentConfig.EmuOpt>>10)&2);\r
-                                                        n += (inp & GP2X_LEFT) ? -1 : 1;\r
-                                                        if (n < 0) n = 0; else if (n > 3) n = 3;\r
-                                                        n |= n << 1; n &= ~2;\r
-                                                        currentConfig.EmuOpt &= ~0xa00;\r
-                                                        currentConfig.EmuOpt |= n << 9;\r
-                                                        break;\r
-                                                }\r
-                                       case MA_OPT_SAVE_SLOT:\r
-                                                if (inp & GP2X_RIGHT) {\r
-                                                        state_slot++; if (state_slot > 9) state_slot = 0;\r
-                                                } else {state_slot--; if (state_slot < 0) state_slot = 9;\r
-                                                }\r
-                                                break;\r
-                                       case MA_OPT_CPU_CLOCKS:\r
-                                                while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
-                                                        currentConfig.CPUclock += (inp & GP2X_LEFT) ? -1 : 1;\r
-                                                        if (currentConfig.CPUclock < 1) currentConfig.CPUclock = 1;\r
-                                                        draw_menu_options(menu_sel);\r
-                                                        usleep(50*1000);\r
-                                                }\r
-                                                break;\r
-                                       case MA_OPT_SAVECFG:\r
-                                       case MA_OPT_SAVECFG_GAME:\r
-                                       case MA_OPT_LOADCFG:\r
-                                                config_slot += (inp&GP2X_RIGHT) ? 1 : -1;\r
-                                                if (config_slot > 9) config_slot = 0;\r
-                                                if (config_slot < 0) config_slot = 9;\r
-                                                me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
-                                                menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
-                                                if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
-                                                break;\r
-                                       default:\r
-                                               //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
-                                               break;\r
-                               }\r
-                       }\r
-               }\r
-               if (inp & GP2X_B) {\r
-                       if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, 1))\r
-                       {\r
-                               switch (selected_id)\r
-                               {\r
-                                       case MA_OPT_SCD_OPTS:\r
-                                               cd_menu_loop_options();\r
-                                               if (engineState == PGS_ReloadRom)\r
-                                                       return 0; // test BIOS\r
-                                               break;\r
-                                       case MA_OPT_ADV_OPTS:\r
-                                               amenu_loop_options();\r
-                                               break;\r
-                                       case MA_OPT_SAVECFG: // done (update and write)\r
-                                               menu_options_save();\r
-                                               if (emu_WriteConfig(0)) strcpy(menuErrorMsg, "config saved");\r
-                                               else strcpy(menuErrorMsg, "failed to write config");\r
-                                               return 1;\r
-                                       case MA_OPT_SAVECFG_GAME: // done (update and write for current game)\r
-                                               menu_options_save();\r
-                                               if (emu_WriteConfig(1)) strcpy(menuErrorMsg, "config saved");\r
-                                               else strcpy(menuErrorMsg, "failed to write config");\r
-                                               return 1;\r
-                                       case MA_OPT_LOADCFG:\r
-                                               ret = emu_ReadConfig(1, 1);\r
-                                               if (!ret) ret = emu_ReadConfig(0, 1);\r
-                                               if (ret)  strcpy(menuErrorMsg, "config loaded");\r
-                                               else      strcpy(menuErrorMsg, "failed to load config");\r
-                                               return 1;\r
-                                       default:\r
-                                               //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
-                                               break;\r
-                               }\r
-                       }\r
-               }\r
-               if(inp & (GP2X_X|GP2X_A)) {\r
-                       menu_options_save();\r
-                       return 0;  // done (update, no write)\r
-               }\r
-       }\r
-}\r
-\r
-// -------------- credits --------------\r
-\r
-static void draw_menu_credits(void)\r
-{\r
-       int tl_x = 15, tl_y = 64, y;\r
-       gp2x_pd_clone_buffer2();\r
-\r
-       text_out16(tl_x, 20, "PicoDrive v" VERSION " (c) notaz, 2006,2007");\r
-       y = tl_y;\r
-       text_out16(tl_x, y, "Credits:");\r
-       text_out16(tl_x, (y+=10), "fDave: Cyclone 68000 core,");\r
-       text_out16(tl_x, (y+=10), "      base code of PicoDrive");\r
-       text_out16(tl_x, (y+=10), "Reesy & FluBBa: DrZ80 core");\r
-       text_out16(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");\r
-       text_out16(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");\r
-       text_out16(tl_x, (y+=10), "Stephane Dallongeville:");\r
-       text_out16(tl_x, (y+=10), "      opensource Gens");\r
-       text_out16(tl_x, (y+=10), "Haze: Genesis hw info");\r
-       text_out16(tl_x, (y+=10), "rlyeh and others: minimal SDK");\r
-       text_out16(tl_x, (y+=10), "Squidge: squidgehack");\r
-       text_out16(tl_x, (y+=10), "Dzz: ARM940 sample");\r
-       text_out16(tl_x, (y+=10), "GnoStiC / Puck2099: USB joystick");\r
-       text_out16(tl_x, (y+=10), "craigix: GP2X hardware");\r
-       text_out16(tl_x, (y+=10), "ketchupgun: skin design");\r
-\r
-       menu_flip();\r
-}\r
-\r
-\r
-// -------------- root menu --------------\r
-\r
-menu_entry main_entries[] =\r
-{\r
-       { "Resume game",        MB_NONE, MA_MAIN_RESUME_GAME, NULL, 0, 0, 0, 0, 0 },\r
-       { "Save State",         MB_NONE, MA_MAIN_SAVE_STATE,  NULL, 0, 0, 0, 0, 0 },\r
-       { "Load State",         MB_NONE, MA_MAIN_LOAD_STATE,  NULL, 0, 0, 0, 0, 0 },\r
-       { "Reset game",         MB_NONE, MA_MAIN_RESET_GAME,  NULL, 0, 0, 0, 0, 0 },\r
-       { "Load new ROM/ISO",   MB_NONE, MA_MAIN_LOAD_ROM,    NULL, 0, 0, 0, 1, 0 },\r
-       { "Change options",     MB_NONE, MA_MAIN_OPTIONS,     NULL, 0, 0, 0, 1, 0 },\r
-       { "Configure controls", MB_NONE, MA_MAIN_CONTROLS,    NULL, 0, 0, 0, 1, 0 },\r
-       { "Credits",            MB_NONE, MA_MAIN_CREDITS,     NULL, 0, 0, 0, 1, 0 },\r
-       { "Patches / GameGenie",MB_NONE, MA_MAIN_PATCHES,     NULL, 0, 0, 0, 0, 0 },\r
-       { "Exit",               MB_NONE, MA_MAIN_EXIT,        NULL, 0, 0, 0, 1, 0 }\r
-};\r
-\r
-#define MAIN_ENTRY_COUNT (sizeof(main_entries) / sizeof(main_entries[0]))\r
-\r
-static void draw_menu_root(int menu_sel)\r
-{\r
-       const int tl_x = 70, tl_y = 70;\r
-\r
-       gp2x_pd_clone_buffer2();\r
-\r
-       text_out16(tl_x, 20, "PicoDrive v" VERSION);\r
-\r
-       menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 146);\r
-\r
-       me_draw(main_entries, MAIN_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);\r
-\r
-       // error\r
-       if (menuErrorMsg[0]) {\r
-               memset((char *)gp2x_screen + 320*224*2, 0, 320*16*2);\r
-               text_out16(5, 226, menuErrorMsg);\r
-       }\r
-       menu_flip();\r
-}\r
-\r
-\r
-static void menu_loop_root(void)\r
-{\r
-       static int menu_sel = 0;\r
-       int ret, menu_sel_max;\r
-       unsigned long inp = 0;\r
-\r
-       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESUME_GAME, rom_loaded);\r
-       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_SAVE_STATE,  rom_loaded);\r
-       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_LOAD_STATE,  rom_loaded);\r
-       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESET_GAME,  rom_loaded);\r
-       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_PATCHES,     PicoPatches != NULL);\r
-\r
-       menu_sel_max = me_count_enabled(main_entries, MAIN_ENTRY_COUNT) - 1;\r
-       if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
-\r
-       /* make sure action buttons are not pressed on entering menu */\r
-       draw_menu_root(menu_sel);\r
-       while (gp2x_joystick_read(1) & (GP2X_B|GP2X_X|GP2X_SELECT)) usleep(50*1000);\r
-\r
-       for (;;)\r
-       {\r
-               draw_menu_root(menu_sel);\r
-               inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X|GP2X_SELECT|GP2X_L|GP2X_R);\r
-               if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
-               if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
-               if((inp & (GP2X_L|GP2X_R)) == (GP2X_L|GP2X_R)) debug_menu_loop();\r
-               if(inp &(GP2X_SELECT|GP2X_X)){\r
-                       if (rom_loaded) {\r
-                               while (gp2x_joystick_read(1) & (GP2X_SELECT|GP2X_X)) usleep(50*1000); // wait until select is released\r
-                               engineState = PGS_Running;\r
-                               break;\r
-                       }\r
-               }\r
-               if(inp & GP2X_B)  {\r
-                       switch (me_index2id(main_entries, MAIN_ENTRY_COUNT, menu_sel))\r
-                       {\r
-                               case MA_MAIN_RESUME_GAME:\r
-                                       if (rom_loaded) {\r
-                                               while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
-                                               engineState = PGS_Running;\r
-                                               return;\r
-                                       }\r
-                                       break;\r
-                               case MA_MAIN_SAVE_STATE:\r
-                                       if (rom_loaded) {\r
-                                               if(savestate_menu_loop(0))\r
-                                                       continue;\r
-                                               engineState = PGS_Running;\r
-                                               return;\r
-                                       }\r
-                                       break;\r
-                               case MA_MAIN_LOAD_STATE:\r
-                                       if (rom_loaded) {\r
-                                               if(savestate_menu_loop(1))\r
-                                                       continue;\r
-                                               engineState = PGS_Running;\r
-                                               return;\r
-                                       }\r
-                                       break;\r
-                               case MA_MAIN_RESET_GAME:\r
-                                       if (rom_loaded) {\r
-                                               emu_ResetGame();\r
-                                               engineState = PGS_Running;\r
-                                               return;\r
-                                       }\r
-                                       break;\r
-                               case MA_MAIN_LOAD_ROM:\r
-                               {\r
-                                       char curr_path[PATH_MAX], *selfname;\r
-                                       FILE *tstf;\r
-                                       if ( (tstf = fopen(lastRomFile, "rb")) )\r
-                                       {\r
-                                               fclose(tstf);\r
-                                               strcpy(curr_path, lastRomFile);\r
-                                       }\r
-                                       else\r
-                                               getcwd(curr_path, PATH_MAX);\r
-                                       selfname = romsel_loop(curr_path);\r
-                                       if (selfname) {\r
-                                               printf("selected file: %s\n", selfname);\r
-                                               engineState = PGS_ReloadRom;\r
-                                               return;\r
-                                       }\r
-                                       break;\r
-                               }\r
-                               case MA_MAIN_OPTIONS:\r
-                                       ret = menu_loop_options();\r
-                                       if (ret == 1) continue; // status update\r
-                                       if (engineState == PGS_ReloadRom)\r
-                                               return; // BIOS test\r
-                                       break;\r
-                               case MA_MAIN_CONTROLS:\r
-                                       kc_sel_loop();\r
-                                       break;\r
-                               case MA_MAIN_CREDITS:\r
-                                       draw_menu_credits();\r
-                                       usleep(500*1000);\r
-                                       inp = wait_for_input(GP2X_B|GP2X_X);\r
-                                       break;\r
-                               case MA_MAIN_EXIT:\r
-                                       engineState = PGS_Quit;\r
-                                       return;\r
-                               case MA_MAIN_PATCHES:\r
-                                       if (rom_loaded && PicoPatches) {\r
-                                               patches_menu_loop();\r
-                                               PicoPatchApply();\r
-                                               strcpy(menuErrorMsg, "Patches applied");\r
-                                               continue;\r
-                                       }\r
-                                       break;\r
-                               default:\r
-                                       printf("%s: something unknown selected\n", __FUNCTION__);\r
-                                       break;\r
-                       }\r
-               }\r
-               menuErrorMsg[0] = 0; // clear error msg\r
-       }\r
-}\r
-\r
-static void menu_darken_bg(void *dst, int pixels, int darker)\r
-{\r
-       unsigned int *screen = dst;\r
-       pixels /= 2;\r
-       if (darker)\r
-       {\r
-               while (pixels--)\r
-               {\r
-                       unsigned int p = *screen;\r
-                       *screen++ = ((p&0xf79ef79e)>>1) - ((p&0xc618c618)>>3);\r
-               }\r
-       }\r
-       else\r
-       {\r
-               while (pixels--)\r
-               {\r
-                       unsigned int p = *screen;\r
-                       *screen++ = (p&0xf79ef79e)>>1;\r
-               }\r
-       }\r
-}\r
-\r
-static void menu_prepare_bg(int use_game_bg)\r
-{\r
-       if (use_game_bg)\r
-       {\r
-               // darken the active framebuffer\r
-               memset(gp2x_screen, 0, 320*8*2);\r
-               menu_darken_bg((char *)gp2x_screen + 320*8*2, 320*224, 1);\r
-               memset((char *)gp2x_screen + 320*232*2, 0, 320*8*2);\r
-       }\r
-       else\r
-       {\r
-               // should really only happen once, on startup..\r
-               readpng(gp2x_screen, "skin/background.png", READPNG_BG);\r
-       }\r
-\r
-       // copy to buffer2\r
-       gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
-}\r
-\r
-static void menu_gfx_prepare(void)\r
-{\r
-       menu_prepare_bg(rom_loaded);\r
-\r
-       // switch to 16bpp\r
-       gp2x_video_changemode2(16);\r
-       gp2x_video_RGB_setscaling(0, 320, 240);\r
-       menu_flip();\r
-}\r
-\r
-\r
-void menu_loop(void)\r
-{\r
-       menu_gfx_prepare();\r
-\r
-       menu_loop_root();\r
-\r
-       menuErrorMsg[0] = 0;\r
-}\r
-\r
-\r
-// --------- CD tray close menu ----------\r
-\r
-static void draw_menu_tray(int menu_sel)\r
-{\r
-       int tl_x = 70, tl_y = 90, y;\r
-       memset(gp2x_screen, 0, 320*240*2);\r
-\r
-       text_out16(tl_x, 20, "The unit is about to");\r
-       text_out16(tl_x, 30, "close the CD tray.");\r
-\r
-       y = tl_y;\r
-       text_out16(tl_x, y,       "Load new CD image");\r
-       text_out16(tl_x, (y+=10), "Insert nothing");\r
-\r
-       // draw cursor\r
-       text_out16(tl_x - 16, tl_y + menu_sel*10, ">");\r
-       // error\r
-       if (menuErrorMsg[0]) text_out16(5, 226, menuErrorMsg);\r
-       menu_flip();\r
-}\r
-\r
-\r
-int menu_loop_tray(void)\r
-{\r
-       int menu_sel = 0, menu_sel_max = 1;\r
-       unsigned long inp = 0;\r
-       char curr_path[PATH_MAX], *selfname;\r
-       FILE *tstf;\r
-\r
-       gp2x_memset_all_buffers(0, 0, 320*240*2);\r
-       menu_gfx_prepare();\r
-\r
-       if ( (tstf = fopen(lastRomFile, "rb")) )\r
-       {\r
-               fclose(tstf);\r
-               strcpy(curr_path, lastRomFile);\r
-       }\r
-       else\r
-       {\r
-               getcwd(curr_path, PATH_MAX);\r
-       }\r
-\r
-       /* make sure action buttons are not pressed on entering menu */\r
-       draw_menu_tray(menu_sel);\r
-       while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
-\r
-       for (;;)\r
-       {\r
-               draw_menu_tray(menu_sel);\r
-               inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B);\r
-               if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
-               if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
-               if(inp & GP2X_B   )  {\r
-                       switch (menu_sel) {\r
-                               case 0: // select image\r
-                                       selfname = romsel_loop(curr_path);\r
-                                       if (selfname) {\r
-                                               int ret = -1, cd_type;\r
-                                               cd_type = emu_cdCheck(NULL);\r
-                                               if (cd_type > 0)\r
-                                                       ret = Insert_CD(romFileName, cd_type == 2);\r
-                                               if (ret != 0) {\r
-                                                       sprintf(menuErrorMsg, "Load failed, invalid CD image?");\r
-                                                       printf("%s\n", menuErrorMsg);\r
-                                                       continue;\r
-                                               }\r
-                                               engineState = PGS_RestartRun;\r
-                                               return 1;\r
-                                       }\r
-                                       break;\r
-                               case 1: // insert nothing\r
-                                       engineState = PGS_RestartRun;\r
-                                       return 0;\r
-                       }\r
-               }\r
-               menuErrorMsg[0] = 0; // clear error msg\r
-       }\r
-}\r
-\r
-\r
+#include <time.h>
+#include "soc.h"
+#include "plat_gp2x.h"
+
+static void menu_main_plat_draw(void)
+{
+       static time_t last_bat_read = 0;
+       static int last_bat_val = -1;
+       unsigned short *bp = g_screen_ptr;
+       int bat_h = me_mfont_h * 2 / 3;
+       int i, u, w, wfill, batt_val;
+       struct tm *tmp;
+       time_t ltime;
+       char time_s[16];
+
+       if (!(currentConfig.EmuOpt & EOPT_SHOW_RTC))
+               return;
+
+       ltime = time(NULL);
+       tmp = gmtime(&ltime);
+       strftime(time_s, sizeof(time_s), "%H:%M", tmp);
+
+       text_out16(g_screen_width - me_mfont_w * 6, me_mfont_h + 2, time_s);
+
+       if (ltime - last_bat_read > 10) {
+               last_bat_read = ltime;
+               last_bat_val = batt_val = gp2x_read_battery();
+       }
+       else
+               batt_val = last_bat_val;
+
+       if (batt_val < 0 || batt_val > 100)
+               return;
+
+       /* battery info */
+       bp += (me_mfont_h * 2 + 2) * g_screen_width + g_screen_width - me_mfont_w * 3 - 3;
+       for (i = 0; i < me_mfont_w * 2; i++)
+               bp[i] = menu_text_color;
+       for (i = 0; i < me_mfont_w * 2; i++)
+               bp[i + g_screen_width * bat_h] = menu_text_color;
+       for (i = 0; i <= bat_h; i++)
+               bp[i * g_screen_width] =
+               bp[i * g_screen_width + me_mfont_w * 2] = menu_text_color;
+       for (i = 2; i < bat_h - 1; i++)
+               bp[i * g_screen_width - 1] =
+               bp[i * g_screen_width - 2] = menu_text_color;
+
+       w = me_mfont_w * 2 - 1;
+       wfill = batt_val * w / 100;
+       for (u = 1; u < bat_h; u++)
+               for (i = 0; i < wfill; i++)
+                       bp[(w - i) + g_screen_width * u] = menu_text_color;
+}
+
+// ------------ gfx options menu ------------
+
+static const char *mgn_aopt_gamma(int id, int *offs)
+{
+       sprintf(static_buff, "%i.%02i", currentConfig.gamma / 100, currentConfig.gamma % 100);
+       return static_buff;
+}
+
+
+const char *men_scaling_opts[] = { "OFF", "software", "hardware", NULL };
+
+#define MENU_OPTIONS_GFX \
+       mee_enum      ("Horizontal scaling",       MA_OPT_SCALING,        currentConfig.scaling, men_scaling_opts), \
+       mee_enum      ("Vertical scaling",         MA_OPT_VSCALING,       currentConfig.vscaling, men_scaling_opts), \
+       mee_onoff     ("Tearing Fix",              MA_OPT_TEARING_FIX,    currentConfig.EmuOpt, EOPT_WIZ_TEAR_FIX), \
+       mee_range_cust("Gamma correction",         MA_OPT2_GAMMA,         currentConfig.gamma, 1, 300, mgn_aopt_gamma), \
+       mee_onoff     ("A_SN's gamma curve",       MA_OPT2_A_SN_GAMMA,    currentConfig.EmuOpt, EOPT_A_SN_GAMMA), \
+       mee_onoff     ("Vsync",                    MA_OPT2_VSYNC,         currentConfig.EmuOpt, EOPT_VSYNC),
+
+#define MENU_OPTIONS_ADV \
+       mee_onoff     ("Use second CPU for sound", MA_OPT_ARM940_SOUND,   PicoOpt, POPT_EXT_FM), \
+       mee_onoff     ("RAM overclock",            MA_OPT2_RAMTIMINGS,    currentConfig.EmuOpt, EOPT_RAM_TIMINGS), \
+       mee_onoff     ("MMU hack",                 MA_OPT2_SQUIDGEHACK,   currentConfig.EmuOpt, EOPT_MMUHACK), \
+       mee_onoff     ("SVP dynarec",              MA_OPT2_SVP_DYNAREC,   PicoOpt, POPT_EN_SVP_DRC), \
+       mee_onoff     ("Status line in main menu", MA_OPT2_STATUS_LINE,   currentConfig.EmuOpt, EOPT_SHOW_RTC),
+
+
+static menu_entry e_menu_adv_options[];
+static menu_entry e_menu_gfx_options[];
+static menu_entry e_menu_options[];
+static menu_entry e_menu_keyconfig[];
+
+void gp2x_menu_init(void)
+{
+       static menu_entry *cpu_clk_ent;
+       int i;
+
+       i = me_id2offset(e_menu_options, MA_OPT_CPU_CLOCKS);
+       cpu_clk_ent = &e_menu_options[i];
+
+       /* disable by default.. */
+       me_enable(e_menu_adv_options, MA_OPT_ARM940_SOUND, 0);
+       me_enable(e_menu_gfx_options, MA_OPT_TEARING_FIX, 0);
+       me_enable(e_menu_gfx_options, MA_OPT2_GAMMA, 0);
+       me_enable(e_menu_gfx_options, MA_OPT2_A_SN_GAMMA, 0);
+
+       switch (gp2x_dev_id) {
+       case GP2X_DEV_GP2X:
+               me_enable(e_menu_adv_options, MA_OPT_ARM940_SOUND, 1);
+               me_enable(e_menu_gfx_options, MA_OPT2_GAMMA, 1);
+               me_enable(e_menu_gfx_options, MA_OPT2_A_SN_GAMMA, 1);
+               cpu_clk_ent->name = "GP2X CPU clocks";
+               break;
+       case GP2X_DEV_WIZ:
+               me_enable(e_menu_gfx_options, MA_OPT_TEARING_FIX, 1);
+               cpu_clk_ent->name = "Wiz/Caanoo CPU clock";
+               break;
+       case GP2X_DEV_CAANOO:
+               cpu_clk_ent->name = "Wiz/Caanoo CPU clock";
+               break;
+       default:
+               break;
+       }
+
+       if (gp2x_set_cpuclk == NULL)
+               cpu_clk_ent->name = "";
+
+       if (gp2x_dev_id != GP2X_DEV_GP2X)
+               men_scaling_opts[2] = NULL; /* leave only off and sw */
+
+       if (gp2x_dev_id != GP2X_DEV_CAANOO)
+               me_enable(e_menu_keyconfig, MA_CTRL_DEADZONE, 0);
+}
+