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https://github.com/dborth/snes9xgx.git
synced 2024-11-24 03:29:22 +01:00
cleanup ARAM ROM injection code
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dborth
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74eecc747c
commit
eba96bba07
@ -259,7 +259,13 @@ and changed the setting, reset the game for the settings to take effect.
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These controllers can be controlled by either the Gamecube controller analog
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sticks,the Classic controller analog sticks, or by aiming at the screen
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with the wiimote.
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(these configurations cannot be changed, yet)
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Aim Offscreen - Wiimote Minus, GameCube Z button
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Fire - B button
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Cursor - A button
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Turbo Toggle - Wiimote D-Pad Down, GameCube Y button
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These configurations cannot be changed.
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×—–—–—–—– –—–—–—–—–—–—–—–—–—–— —–—–—–—–—–—–—–—-—–-–•¬
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|0O×øo· ZIP SUPPORT ·oø×O0|
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@ -45,14 +45,12 @@ int selection;
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char currentdir[MAXPATHLEN];
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int maxfiles;
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extern int screenheight;
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extern unsigned long ARAM_ROMSIZE;
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unsigned long ROMSize = 0;
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int havedir = -1;
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extern u64 dvddir;
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extern int dvddirlength;
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int hasloaded = 0;
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// Global file entry table
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FILEENTRIES filelist[MAXFILES];
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@ -389,23 +387,22 @@ int FileSelector (int method)
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{
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case METHOD_SD:
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case METHOD_USB:
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ARAM_ROMSIZE = LoadFATFile ((char *)Memory.ROM, 0);
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ROMSize = LoadFATFile ((char *)Memory.ROM, 0);
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break;
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case METHOD_DVD:
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dvddir = filelist[selection].offset;
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dvddirlength = filelist[selection].length;
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ARAM_ROMSIZE = LoadDVDFile (Memory.ROM, 0);
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ROMSize = LoadDVDFile (Memory.ROM, 0);
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break;
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case METHOD_SMB:
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ARAM_ROMSIZE = LoadSMBFile ((char *)Memory.ROM, 0);
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ROMSize = LoadSMBFile ((char *)Memory.ROM, 0);
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break;
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}
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if (ARAM_ROMSIZE > 0)
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if (ROMSize > 0)
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{
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hasloaded = 1; // indicator for memmap.cpp
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Memory.LoadROM ("BLANK.SMC");
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Memory.LoadSRAM ("BLANK");
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haverom = 1;
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@ -36,6 +36,7 @@ extern int offset;
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extern int selection;
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extern char currentdir[MAXPATHLEN];
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extern int maxfiles;
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extern unsigned long ROMSize;
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void AllocSaveBuffer();
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void FreeSaveBuffer();
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@ -39,7 +39,6 @@ extern "C" {
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#include "cheats.h"
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#include "snes9xGX.h"
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#include "aram.h"
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#include "video.h"
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#include "filesel.h"
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#include "unzip.h"
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@ -61,7 +60,6 @@ extern void DrawMenu (char items[][50], char *title, int maxitems, int selected,
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extern SCheatData Cheat;
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extern int menu;
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extern unsigned long ARAM_ROMSIZE;
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#define SOFTRESET_ADR ((volatile u32*)0xCC003024)
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@ -1053,7 +1051,7 @@ MainMenu (int selectedMenu)
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int ret;
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// disable game-specific menu items if a ROM isn't loaded
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if ( ARAM_ROMSIZE == 0 )
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if (ROMSize == 0)
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menuitems[2][0] = '\0';
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else
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sprintf (menuitems[2], "Game Menu");
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@ -61,7 +61,6 @@ extern "C" {
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#include "gui.h"
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unsigned long ARAM_ROMSIZE = 0;
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int ConfigRequested = 0;
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FILE* debughandle;
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@ -197,12 +196,6 @@ emulate ()
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* 7. Initialise Snes9x/GC Sound System
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* 8. Initialise Snes9x Graphics subsystem
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* 9. Let's Party!
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*
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* The SNES ROM is delivered from ARAM. (AR_SNESROM)
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* Any method of loading a ROM - RAM, DVD, SMB, SDCard, etc
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* MUST place the unpacked ROM at this location.
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* This provides a single consistent interface in memmap.cpp.
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* Refer to that file if you need to change it.
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***************************************************************************/
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int
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main ()
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@ -233,15 +226,28 @@ main ()
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// GC Audio RAM (for ROM and backdrop storage)
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AR_Init (NULL, 0);
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// GameCube only - Injected ROM
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// Before going any further, let's copy any injected ROM image
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// We'll put it in ARAM for safe storage
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#ifdef HW_DOL
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int *romptr = (int *) 0x81000000; // location of injected rom
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if (memcmp ((char *) romptr, "SNESROM0", 8) == 0)
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{
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ARAM_ROMSIZE = romptr[2];
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ROMSize = romptr[2];
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if(ROMSize > (1024*128) && ROMSize < (1024*1024*8))
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{
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romptr = (int *) 0x81000020;
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ARAMPut ((char *) romptr, (char *) AR_SNESROM, ARAM_ROMSIZE);
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ARAMPut ((char *) romptr, (char *) AR_SNESROM, ROMSize);
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}
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else // not a valid ROM size
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{
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ROMSize = 0;
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}
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}
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#endif
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// Initialise freetype font system
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if (FT_Init ())
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@ -300,22 +306,28 @@ main ()
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selectedMenu = 1; // change to preferences menu
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}
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// No appended ROM, so get the user to load one
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if (ARAM_ROMSIZE == 0)
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// GameCube only - Injected ROM
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// Everything's been initialized, we can copy our ROM back
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// from ARAM into main memory
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#ifdef HW_DOL
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if(ROMSize > 0)
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{
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while (ARAM_ROMSIZE == 0)
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ARAMFetchSlow( (char *)Memory.ROM, (char *)AR_SNESROM, ROMSize);
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Memory.LoadROM ("BLANK.SMC");
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Memory.LoadSRAM ("BLANK");
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}
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#endif
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// Get the user to load a ROM
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while (ROMSize <= 0)
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{
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MainMenu (selectedMenu);
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}
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}
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else
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{
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// Load ROM
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save_flags = CPU.Flags;
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if (!Memory.LoadROM ("VIRTUAL.ROM"))
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while (1);
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CPU.Flags = save_flags;
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}
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// Emulate
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emulate ();
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@ -27,8 +27,6 @@
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/*** Snes9x GFX Buffer ***/
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static unsigned char snes9xgfx[1024 * 512 * 2];
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/*** Memory ROM Loading ***/
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extern unsigned long ARAM_ROMSIZE;
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extern unsigned int SMBTimer;
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/*** 2D Video ***/
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@ -196,11 +196,8 @@
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#include "cheats.h"
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#else
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#include <gccore.h>
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#include "aram.h" /*** Nintendo GameCube ARAM loader.
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FileLoader requires that the ROM is preloaded in ARAM first
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***/
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extern unsigned long ARAM_ROMSIZE;
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extern int hasloaded;
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extern unsigned long ROMSize;
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#endif
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#include "controls.h"
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@ -1139,30 +1136,17 @@ uint32 CMemory::FileLoader (uint8 *buffer, const char *filename, int32 maxsize)
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}
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#else
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//#include "ftfont.h"
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/*** Nintendo Gamecube ARAM ROM File Loader
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This is simply a modified version of FILE_DEFAULT, which uses
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the ARAM as temporary ROM storage.
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NB: Make sure ARAM_ROMSIZE is correct! All hell ensues if you don't
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/*** Nintendo Wii/Gamecube ROM File Loader
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By now we've already loaded the ROM into main memory
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This is simply a modified version of FILE_DEFAULT
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***/
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HeaderCount = 0;
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uint8 *ptr = buffer;
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long unsigned int size = 0;
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uint32 ARAM_max = maxsize + 0x200 - (ptr - buffer);
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size = ARAM_ROMSIZE;
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if ( size > ARAM_max )
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size = ARAM_max;
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if ( hasloaded == 0 )
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ARAMFetchSlow( (char *)ptr, (char *)AR_SNESROM, size );
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uint32 size = ROMSize;
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size = HeaderRemove(size, HeaderCount, ptr);
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ptr += size;
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totalSize += size;
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#endif
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if (HeaderCount == 0)
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S9xMessage(S9X_INFO, S9X_HEADERS_INFO, "No ROM file header found.");
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