u5 release

gp2x/gp2x.c

@@ -46,12 +46,12 @@ static u32 fb_paddr[fb_buf_count];
 static void *fb_vaddr[fb_buf_count];
 static u32 fb_work_buf;
 static int fb_buf_use;
+static int fbdev;
 
 static void fb_video_init()
 {
   struct fb_fix_screeninfo fbfix;
   int i, ret;
-  int fbdev;
 
   fbdev = open("/dev/fb0", O_RDWR);
   if (fbdev < 0) {
@@ -68,7 +68,6 @@ static void fb_video_init()
 
   printf("framebuffer: \"%s\" @ %08lx\n", fbfix.id, fbfix.smem_start);
   fb_paddr[0] = fbfix.smem_start;
-  close(fbdev);
 
   fb_vaddr[0] = mmap(0, 320*240*2*fb_buf_count, PROT_READ|PROT_WRITE,
     MAP_SHARED, gpsp_gp2x_dev, fb_paddr[0]);
@@ -95,7 +94,6 @@ static void fb_video_init()
 
 void pollux_video_flip()
 {
-  warm_cache_op_all(WOP_D_CLEAN);
   gpsp_gp2x_memregl[0x406C>>2] = fb_paddr[fb_work_buf];
   gpsp_gp2x_memregl[0x4058>>2] |= 0x10;
   fb_work_buf++;
@@ -114,12 +112,90 @@ void fb_use_buffers(int count)
   memset(fb_vaddr[0], 0, 320*240*2*count);
 }
 
+void wiz_lcd_set_portrait(int y)
+{
+  static int old_y = -1;
+  int cmd[2] = { 0, 0 };
+
+  if (old_y == y)
+    return;
+  cmd[0] = y ? 6 : 5;
+  ioctl(fbdev, _IOW('D', 90, int[2]), cmd);
+  gpsp_gp2x_memregl[0x4004>>2] = y ? 0x013f00ef : 0x00ef013f;
+  gpsp_gp2x_memregl[0x4000>>2] |= 1 << 3;
+  old_y = y;
+}
+
 static void fb_video_exit()
 {
-  /* switch to default fb mem */
+  /* switch to default fb mem, turn portrait off */
   gpsp_gp2x_memregl[0x406C>>2] = fb_paddr[0];
   gpsp_gp2x_memregl[0x4058>>2] |= 0x10;
+  wiz_lcd_set_portrait(0);
+  close(fbdev);
 }
+
+static int wiz_gamepak_fd = -1;
+static u32 wiz_gamepak_size;
+
+static void wiz_gamepak_cleanup()
+{
+  if (wiz_gamepak_size)
+    munmap(gamepak_rom, wiz_gamepak_size);
+  if (wiz_gamepak_fd >= 0)
+    close(wiz_gamepak_fd);
+  gamepak_rom = NULL;
+  wiz_gamepak_size = 0;
+  wiz_gamepak_fd = -1;
+}
+
+u32 wiz_load_gamepak(char *name)
+{
+  char *dot_position = strrchr(name, '.');
+  u32 ret;
+
+  if (!strcasecmp(dot_position, ".zip"))
+  {
+    if (wiz_gamepak_fd >= 0)
+    {
+      wiz_gamepak_cleanup();
+      printf("switching to ROM malloc\n");
+      init_gamepak_buffer();
+    }
+    return load_file_zip(name);
+  }
+
+  if (wiz_gamepak_fd < 0)
+  {
+    extern void *gamepak_memory_map;
+    free(gamepak_rom);
+    free(gamepak_memory_map);
+    gamepak_memory_map = NULL;
+    printf("switching to ROM mmap\n");
+  }
+  else
+    wiz_gamepak_cleanup();
+
+  wiz_gamepak_fd = open(name, O_RDONLY|O_NOATIME, S_IRUSR);
+  if (wiz_gamepak_fd < 0)
+  {
+    perror("wiz_load_gamepak: open failed");
+    return -1;
+  }
+
+  ret = lseek(wiz_gamepak_fd, 0, SEEK_END);
+  wiz_gamepak_size = gamepak_ram_buffer_size = ret;
+
+  gamepak_rom = mmap(0, ret, PROT_READ, MAP_SHARED, wiz_gamepak_fd, 0);
+  if (gamepak_rom == MAP_FAILED)
+  {
+    perror("wiz_load_gamepak: mmap failed");
+    return -1;
+  }
+
+  return ret;
+}
+
 #endif
 
 static int get_romdir(char *buff, size_t size)
@@ -188,6 +264,7 @@ void gp2x_quit()
 #ifdef WIZ_BUILD
   close(gpsp_gp2x_gpiodev);
   fb_video_exit();
+  wiz_gamepak_cleanup();
 #endif
   munmap((void *)gpsp_gp2x_memregl, 0x10000);
   close(gpsp_gp2x_dev_audio);
@@ -195,8 +272,7 @@ void gp2x_quit()
 
   fcloseall();
   sync();
-  chdir("/usr/gp2x");
+  exit(0);
-  execl("gp2xmenu", "gp2xmenu", NULL);
 }
 
 void gp2x_sound_volume(u32 volume_up)

gp2x/gp2x.h

@@ -43,5 +43,10 @@ void upscale_aspect(u16 *dst, u16 *src);
 extern void *gpsp_gp2x_screen;
 void fb_use_buffers(int count);
 void pollux_video_flip();
+void wiz_lcd_set_portrait(int y);
+u32  wiz_load_gamepak(char *name);
+
+void do_rotated_blit(void *dst, void *linesx4, u32 y);
+void upscale_aspect_row(void *dst, void *linesx3, u32 row);
 
 #endif

gp2x/readme_gp2x.txt

@@ -12,6 +12,12 @@ not apply however).
 
 Changelog:
 
+0.9-2xb u5
+- Added portrait drawing modes. They eliminate tearing but are slightly
+  slower.
+- Added page scrolling in ROM browser with L/R.
+- 32MB ROM support fixed.
+
 0.9-2xb u4 (unofficial notaz release, done on Exophase's request)
 - Wiz port. No emulation related changes.
 - Wiz: dropped SDL for video and hitting hardware directly (GPH SDL can't
@@ -22,7 +28,7 @@ Changelog:
 - gpSP now comes with wARM, new kernel module+lib for ARM cache control
   (replaces mmuhack).
 - gpSP no longer invalidates whole icache after recompilation, might
-  case minor speedup.
+  cause minor speedup.
 
 0.9-2xb u3 (unofficial notaz release, released with permission):
 - Removed built-in CPU/LCD/RAM-Tweaker.

gui.c

@@ -140,11 +140,11 @@ s32 load_file(u8 **wildcards, u8 *result)
   u32 chosen_file, chosen_dir;
   u32 dialog_result = 1;
   s32 return_value = 1;
-  u32 current_file_selection;
+  s32 current_file_selection;
-  u32 current_file_scroll_value;
+  s32 current_file_scroll_value;
   u32 current_dir_selection;
   u32 current_dir_scroll_value;
-  u32 current_file_in_scroll;
+  s32 current_file_in_scroll;
   u32 current_dir_in_scroll;
   u32 current_file_number, current_dir_number;
   u32 current_column = 0;
@@ -364,6 +364,13 @@ s32 load_file(u8 **wildcards, u8 *result)
                 current_file_in_scroll++;
               }
             }
+            else
+            {
+              clear_screen(COLOR_BG);
+              current_file_selection = 0;
+              current_file_scroll_value = 0;
+              current_file_in_scroll = 0;
+            }
           }
           else
           {
@@ -384,6 +391,25 @@ s32 load_file(u8 **wildcards, u8 *result)
 
           break;
 
+        case CURSOR_R:
+          if (current_column != 0)
+            break;
+          clear_screen(COLOR_BG);
+	  current_file_selection += FILE_LIST_ROWS;
+          if (current_file_selection > num_files - 1)
+            current_file_selection = num_files - 1;
+          current_file_scroll_value = current_file_selection - FILE_LIST_ROWS / 2;
+          if (current_file_scroll_value < 0)
+          {
+            current_file_scroll_value = 0;
+            current_file_in_scroll = current_file_selection;
+          }
+          else
+          {
+            current_file_in_scroll = FILE_LIST_ROWS / 2;
+          }
+          break;
+
         case CURSOR_UP:
           if(current_column == 0)
           {
@@ -400,6 +426,17 @@ s32 load_file(u8 **wildcards, u8 *result)
                 current_file_in_scroll--;
               }
             }
+            else
+            {
+              clear_screen(COLOR_BG);
+              current_file_selection = num_files - 1;
+              current_file_in_scroll = FILE_LIST_ROWS - 1;
+              if (current_file_in_scroll > num_files - 1)
+                current_file_in_scroll = num_files - 1;
+              current_file_scroll_value = num_files - FILE_LIST_ROWS;
+              if (current_file_scroll_value < 0)
+                current_file_scroll_value = 0;
+            }
           }
           else
           {
@@ -419,7 +456,26 @@ s32 load_file(u8 **wildcards, u8 *result)
           }
           break;
 
-        case CURSOR_RIGHT:
+        case CURSOR_L:
+          if (current_column != 0)
+            break;
+          clear_screen(COLOR_BG);
+	  current_file_selection -= FILE_LIST_ROWS;
+          if (current_file_selection < 0)
+            current_file_selection = 0;
+          current_file_scroll_value = current_file_selection - FILE_LIST_ROWS / 2;
+          if (current_file_scroll_value < 0)
+          {
+            current_file_scroll_value = 0;
+            current_file_in_scroll = current_file_selection;
+          }
+          else
+          {
+            current_file_in_scroll = FILE_LIST_ROWS / 2;
+          }
+          break;
+
+         case CURSOR_RIGHT:
           if(current_column == 0)
           {
             if(num_dirs != 0)
@@ -951,7 +1007,7 @@ void get_savestate_snapshot(u8 *savestate_filename)
   {
     memset(snapshot_buffer, 0, 240 * 160 * 2);
     print_string_ext("No savestate exists for this slot.",
-     0xFFFF, 0x0000, 15, 75, snapshot_buffer, 240, 0);
+     0xFFFF, 0x0000, 15, 75, snapshot_buffer, 240, 0, 0, FONT_HEIGHT);
     print_string("---------- --/--/---- --:--:--          ", COLOR_HELP_TEXT,
      COLOR_BG, 10, 40);
   }
@@ -1179,7 +1235,8 @@ u32 menu(u16 *original_screen)
   u8 *scale_options[] =
   {
 #ifdef WIZ_BUILD
-    "unscaled 3:2", "scaled 3:2 (slower)"
+    "unscaled 3:2", "scaled 3:2 (slower)",
+    "unscaled 3:2 (anti-tear)", "scaled 3:2 (anti-tear)"
 #else
     "unscaled 3:2", "scaled 3:2", "fullscreen"
 #ifdef PSP_BUILD
@@ -1263,11 +1320,7 @@ u32 menu(u16 *original_screen)
   {
     string_selection_option(NULL, "Display scaling", scale_options,
      (u32 *)(&screen_scale),
-#ifdef WIZ_BUILD
+     sizeof(scale_options) / sizeof(scale_options[0]),
-     2,
-#else
-     3,
-#endif
 #ifndef GP2X_BUILD
      "Determines how the GBA screen is resized in relation to the entire\n"
      "screen. Select unscaled 3:2 for GBA resolution, scaled 3:2 for GBA\n"
@@ -1581,7 +1634,7 @@ u32 menu(u16 *original_screen)
     first_load = 1;
     memset(original_screen, 0x00, 240 * 160 * 2);
     print_string_ext("No game loaded yet.", 0xFFFF, 0x0000,
-     60, 75,original_screen, 240, 0);
+     60, 75,original_screen, 240, 0, 0, FONT_HEIGHT);
   }
 
   choose_menu(&main_menu);
@@ -1627,12 +1680,12 @@ u32 menu(u16 *original_screen)
       if(display_option == current_option)
       {
         print_string_pad(line_buffer, COLOR_ACTIVE_ITEM, COLOR_BG, 10,
-         (display_option->line_number * 10) + 40, 36);
+         (display_option->line_number * 10) + 40, 41);
       }
       else
       {
         print_string_pad(line_buffer, COLOR_INACTIVE_ITEM, COLOR_BG, 10,
-         (display_option->line_number * 10) + 40, 36);
+         (display_option->line_number * 10) + 40, 41);
       }
     }
 

input.c

@@ -412,6 +412,12 @@ gui_action_type get_gui_input()
   if(new_buttons & GP2X_RIGHT)
     new_button = CURSOR_RIGHT;
 
+  if(new_buttons & GP2X_L)
+    new_button = CURSOR_L;
+
+  if(new_buttons & GP2X_R)
+    new_button = CURSOR_R;
+
 
   if(new_button != CURSOR_NONE)
   {

input.h

@@ -70,6 +70,8 @@ typedef enum
   CURSOR_SELECT,
   CURSOR_BACK,
   CURSOR_EXIT,
+  CURSOR_L,
+  CURSOR_R,
   CURSOR_NONE
 } gui_action_type;
 

main.c

@@ -494,6 +494,9 @@ void trigger_ext_event()
   event_number++;
 }
 
+static u32 fps = 60;
+static u32 frames_drawn = 60;
+
 u32 update_gba()
 {
   irq_type irq_raised = IRQ_NONE;
@@ -608,10 +611,18 @@ u32 update_gba()
             continue;
 
           update_gbc_sound(cpu_ticks);
-          synchronize();
+
+          if(gp2x_fps_debug)
+          {
+            char print_buffer[32];
+            sprintf(print_buffer, "%d (%d)", fps, frames_drawn);
+            print_string(print_buffer, 0xFFFF, 0x000, 0, 0);
+          }
 
           update_screen();
 
+          synchronize();
+
           if(update_backup_flag)
             update_backup();
 
@@ -758,28 +769,16 @@ u32 num_skipped_frames = 0;
 u32 interval_skipped_frames;
 u32 frames;
 
-u32 skipped_frames = 0;
-u32 ticks_needed_total = 0;
 const u32 frame_interval = 60;
 
 void synchronize()
 {
   u64 new_ticks;
   u64 time_delta;
-  static u32 fps = 60;
-  static u32 frames_drawn = 60;
-
-  if(gp2x_fps_debug)
-  {
-    char print_buffer[128];
-    sprintf(print_buffer, "%d (%d)", fps, frames_drawn);
-    print_string(print_buffer, 0xFFFF, 0x000, 0, 0);
-  }
 
   get_ticks_us(&new_ticks);
   time_delta = new_ticks - last_screen_timestamp;
   last_screen_timestamp = new_ticks;
-  ticks_needed_total += time_delta;
 
   skip_next_frame = 0;
   virtual_frame_count++;
@@ -802,14 +801,6 @@ void synchronize()
       num_skipped_frames = 0;
     }
   }
-  else
-  {
-    if((synchronize_flag) &&
-     ((time_delta < frame_speed) && synchronize_flag))
-    {
-      delay_us(frame_speed - time_delta);
-    }
-  }
 
   frames++;
 
@@ -829,7 +820,6 @@ void synchronize()
 
     last_frame_interval_timestamp = new_ticks;
     interval_skipped_frames = 0;
-    ticks_needed_total = 0;
     frames = 0;
   }
 

memory.c

@@ -19,8 +19,6 @@
 
 #include "common.h"
 
-u32 load_file_zip(u8 *filename);
-
 // This table is configured for sequential access on system defaults
 
 u32 waitstate_cycles_sequential[16][3] =
@@ -2158,10 +2156,14 @@ u32 load_gamepak(char *name)
   s32 file_size;
   u8 cheats_filename[256];
 
+#ifdef WIZ_BUILD
+  file_size = wiz_load_gamepak(name);
+#else
   if(!strcmp(dot_position, ".zip"))
     file_size = load_file_zip(name);
   else
     file_size = load_gamepak_raw(name);
+#endif
 
   // A dumb April fool's joke was here once :o
 

video.c

@@ -87,6 +87,11 @@ static void Ge_Finish_Callback(int id, void *arg)
 
 #elif defined(WIZ_BUILD)
 
+static u16 rot_buffer[240*4];
+static u32 rot_lines_total = 4;
+static u32 rot_line_count = 0;
+static char rot_msg_buff[64];
+
 static u32 screen_offset = 0;
 static u16 *screen_pixels = NULL;
 const u32 screen_pitch = 320;
@@ -3271,6 +3276,28 @@ void update_scanline()
   if(skip_next_frame)
     return;
 
+#ifdef WIZ_BUILD
+  if (screen_scale == unscaled_rot || screen_scale == scaled_aspect_rot)
+  {
+    if (rot_line_count == rot_lines_total)
+    {
+      rot_line_count = 0;
+      if (vcount - rot_lines_total < FONT_HEIGHT && rot_msg_buff[0])
+      {
+        print_string_ext(rot_msg_buff, 0xFFFF, 0x0000, 0, 0,
+          rot_buffer, 240, 0, vcount - rot_lines_total, rot_lines_total);
+        if (vcount >= FONT_HEIGHT)
+          rot_msg_buff[0] = 0;
+      }
+      if (screen_scale == unscaled_rot)
+        do_rotated_blit(gpsp_gp2x_screen, rot_buffer, vcount);
+      else
+        upscale_aspect_row(gpsp_gp2x_screen, rot_buffer, vcount/3);
+    }
+    screen_offset = &rot_buffer[rot_line_count++ * 240];
+  }
+#endif
+
   // If the screen is in in forced blank draw pure white.
   if(dispcnt & 0x80)
   {
@@ -3338,12 +3365,26 @@ void flip_screen()
 
 void flip_screen()
 {
-  if((screen_scale == scaled_aspect) &&
+  if((resolution_width == small_resolution_width) &&
-   (resolution_width == small_resolution_width) &&
    (resolution_height == small_resolution_height))
   {
-    upscale_aspect(gpsp_gp2x_screen, screen_pixels);
+    switch(screen_scale)
+    {
+      case scaled_aspect:
+        upscale_aspect(gpsp_gp2x_screen, screen_pixels);
+        break;
+      case unscaled_rot:
+        do_rotated_blit(gpsp_gp2x_screen, rot_buffer, 160);
+        rot_line_count = 0;
+        goto no_clean;
+      case scaled_aspect_rot:
+        rot_line_count = 0;
+        goto no_clean;
+    }
   }
+  warm_cache_op_all(WOP_D_CLEAN);
+
+no_clean:
   pollux_video_flip();
   screen_pixels = (u16 *)gpsp_gp2x_screen + screen_offset;
 }
@@ -3691,20 +3732,40 @@ void video_resolution_large()
   fb_use_buffers(1);
   flip_screen();
   clear_screen(0);
+  wiz_lcd_set_portrait(0);
 }
 
 void video_resolution_small()
 {
-  if(screen_scale == scaled_aspect)
-    screen_offset = 320*(80 - 14) + 80;
-  else
-    screen_offset = 320*40 + 40;
-  resolution_width = 240;
-  resolution_height = 160;
-
   fb_use_buffers(4);
+
+  switch (screen_scale)
+  {
+    case unscaled:
+      screen_offset = 320*40 + 40;
+      wiz_lcd_set_portrait(0);
+      break;
+    case scaled_aspect:
+      screen_offset = 320*(80 - 14) + 80;
+      wiz_lcd_set_portrait(0);
+      break;
+    case unscaled_rot:
+      wiz_lcd_set_portrait(1);
+      rot_lines_total = 4;
+      rot_line_count = 0;
+      break;
+    case scaled_aspect_rot:
+      wiz_lcd_set_portrait(1);
+      rot_lines_total = 3;
+      rot_line_count = 0;
+      break;
+  }
+
   flip_screen();
   clear_screen(0);
+
+  resolution_width = 240;
+  resolution_height = 160;
 }
 
 void set_gba_resolution(video_scale_type scale)
@@ -3840,19 +3901,17 @@ void blit_to_screen(u16 *src, u32 w, u32 h, u32 dest_x, u32 dest_y)
 }
 
 void print_string_ext(const char *str, u16 fg_color, u16 bg_color,
- u32 x, u32 y, void *_dest_ptr, u32 pitch, u32 pad)
+ u32 x, u32 y, void *_dest_ptr, u32 pitch, u32 pad, u32 h_offset, u32 height)
 {
   u16 *dest_ptr = (u16 *)_dest_ptr + (y * pitch) + x;
   u8 current_char = str[0];
   u32 current_row;
   u32 glyph_offset;
-  u32 i = 0, i2, i3;
+  u32 i = 0, i2, i3, h;
   u32 str_index = 1;
   u32 current_x = x;
 
-
+  if(y + height > resolution_height)
-  /* EDIT */
-  if(y + FONT_HEIGHT > resolution_height)
       return;
 
   while(current_char)
@@ -3867,7 +3926,8 @@ void print_string_ext(const char *str, u16 fg_color, u16 bg_color,
     {
       glyph_offset = _font_offset[current_char];
       current_x += FONT_WIDTH;
-      for(i2 = 0; i2 < FONT_HEIGHT; i2++, glyph_offset++)
+      glyph_offset += h_offset;
+      for(i2 = h_offset, h = 0; i2 < FONT_HEIGHT && h < height; i2++, h++, glyph_offset++)
       {
         current_row = _font_bits[glyph_offset];
         for(i3 = 0; i3 < FONT_WIDTH; i3++)
@@ -3880,7 +3940,7 @@ void print_string_ext(const char *str, u16 fg_color, u16 bg_color,
         }
         dest_ptr += (pitch - FONT_WIDTH);
       }
-      dest_ptr = dest_ptr - (pitch * FONT_HEIGHT) + FONT_WIDTH;
+      dest_ptr = dest_ptr - (pitch * h) + FONT_WIDTH;
     }
 
     i++;
@@ -3909,15 +3969,24 @@ void print_string_ext(const char *str, u16 fg_color, u16 bg_color,
 void print_string(const char *str, u16 fg_color, u16 bg_color,
  u32 x, u32 y)
 {
+#ifdef WIZ_BUILD
+  if ((screen_scale == unscaled_rot || screen_scale == scaled_aspect_rot) &&
+   (resolution_width == small_resolution_width) &&
+   (resolution_height == small_resolution_height))
+  {
+    snprintf(rot_msg_buff, sizeof(rot_msg_buff), "%s", str);
+    return;
+  }
+#endif
   print_string_ext(str, fg_color, bg_color, x, y, get_screen_pixels(),
-   get_screen_pitch(), 0);
+   get_screen_pitch(), 0, 0, FONT_HEIGHT);
 }
 
 void print_string_pad(const char *str, u16 fg_color, u16 bg_color,
  u32 x, u32 y, u32 pad)
 {
   print_string_ext(str, fg_color, bg_color, x, y, get_screen_pixels(),
-   get_screen_pitch(), pad);
+   get_screen_pitch(), pad, 0, FONT_HEIGHT);
 }
 
 u32 debug_cursor_x = 0;

video.h

@@ -30,7 +30,8 @@ void print_string(const char *str, u16 fg_color, u16 bg_color,
 void print_string_pad(const char *str, u16 fg_color, u16 bg_color,
  u32 x, u32 y, u32 pad);
 void print_string_ext(const char *str, u16 fg_color, u16 bg_color,
- u32 x, u32 y, void *_dest_ptr, u32 pitch, u32 pad);
+ u32 x, u32 y, void *_dest_ptr, u32 pitch, u32 pad,
+ u32 h_offset, u32 height);
 void clear_screen(u16 color);
 void blit_to_screen(u16 *src, u32 w, u32 h, u32 x, u32 y);
 u16 *copy_screen();
@@ -76,7 +77,11 @@ typedef enum
 {
   unscaled,
   scaled_aspect,
+#ifndef WIZ_BUILD
   fullscreen,
+#endif
+  unscaled_rot,
+  scaled_aspect_rot,
 } video_scale_type;
 
 typedef enum

zip.h

@@ -17,8 +17,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef COMMON_H
+#ifndef ZIP_H
-#define COMMON_H
+#define ZIP_H
 
 u32 load_file_zip(char *filename);