initial Caanoo port

[gpsp.git] / main.h

diff --git a/main.h b/main.h
index 9475e61..96739dc 100644 (file)
--- a/main.h
+++ b/main.h
@@ -48,7 +48,7 @@ typedef struct
   u32 reload;
   u32 prescale;
   u32 stop_cpu_ticks;
-  fixed16_16 frequency_step;
+  fixed8_24 frequency_step;
   timer_ds_channel_type direct_sound_channels;
   timer_irq_type irq;
   timer_status_type status;
@@ -71,9 +71,6 @@ extern u32 global_cycles_per_instruction;
 extern u32 synchronize_flag;
 extern u32 skip_next_frame;
 
-extern timer_type timer[4];
-static u32 prescale_table[] = { 0, 6, 8, 10 };
-
 extern u32 cycle_memory_access;
 extern u32 cycle_pc_relative_access;
 extern u32 cycle_sp_relative_access;
@@ -86,7 +83,7 @@ extern u32 flush_ram_count;
 
 extern u64 base_timestamp;
 
-extern u8 main_path[512];
+extern char main_path[512];
 
 extern u32 update_backup_flag;
 extern u32 clock_speed;
@@ -97,18 +94,18 @@ void synchronize();
 void quit();
 void delay_us(u32 us_count);
 void get_ticks_us(u64 *tick_return);
-void game_name_ext(u8 *src, u8 *buffer, u8 *extension);
+void game_name_ext(char *src, char *buffer, char *extension);
 void main_write_mem_savestate(file_tag_type savestate_file);
 void main_read_savestate(file_tag_type savestate_file);
 
 
 #ifdef PSP_BUILD
 
-u32 file_length(u8 *filename, s32 dummy);
+u32 file_length(char *filename, s32 dummy);
 
 #else
 
-u32 file_length(u8 *dummy, FILE *fp);
+u32 file_length(char *dummy, FILE *fp);
 
 #endif
 
@@ -117,6 +114,11 @@ extern u32 virtual_frame_count;
 extern u32 max_frameskip;
 extern u32 num_skipped_frames;
 
+#ifdef IN_MEMORY_C
+
+extern timer_type timer[4];
+static u32 prescale_table[] = { 0, 6, 8, 10 };
+
 #define count_timer(timer_number)                                             \
   timer[timer_number].reload = 0x10000 - value;                               \
   if(timer_number < 2)                                                        \
@@ -130,8 +132,7 @@ extern u32 num_skipped_frames;
   if(timer[timer_number].direct_sound_channels & (0x01 << channel))           \
   {                                                                           \
     direct_sound_channel[channel].buffer_index =                              \
-     (direct_sound_channel[channel].buffer_index + buffer_adjust) %           \
-     BUFFER_SIZE;                                                             \
+     (gbc_sound_buffer_index + buffer_adjust) % BUFFER_SIZE;                  \
   }                                                                           \
 
 #define trigger_timer(timer_number)                                           \
@@ -162,8 +163,8 @@ extern u32 num_skipped_frames;
       if(timer_number < 2)                                                    \
       {                                                                       \
         u32 buffer_adjust =                                                   \
-         (u32)(((float)(cpu_ticks - timer[timer_number].stop_cpu_ticks) *     \
-         sound_frequency) / 16777216.0) * 2;                                  \
+         (u32)(((float)(cpu_ticks - gbc_sound_last_cpu_ticks) *               \
+         sound_frequency) / GBC_BASE_RATE) * 2;                               \
                                                                               \
         sound_update_frequency_step(timer_number);                            \
         adjust_sound_buffer(timer_number, 0);                                 \
@@ -181,7 +182,10 @@ extern u32 num_skipped_frames;
   }                                                                           \
   address16(io_registers, 0x102 + (timer_number * 4)) = value;                \
 
-void change_ext(u8 *src, u8 *buffer, u8 *extension);
+#endif // IN_MEMORY_C
+
+void change_ext(const char *src, char *buffer, const char *extension);
+void make_rpath(char *buff, size_t size, const char *ext);
 
 void set_clock_speed();