The-Homebrew-Cloud/Genesis-Plus-GX
2
0
Fork 0
mirror of https://github.com/ekeeke/Genesis-Plus-GX.git synced 2024-12-24 18:21:50 +01:00
Code Issues Packages Projects Releases Wiki Activity

added libdi support

Browse Source
This commit is contained in:
ekeeke31 2008-08-19 17:15:08 +00:00
parent 2e2c1d2b26
commit d21599f529
11 changed files with 130 additions and 286 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Makefile.wii
View File

@ -34,7 +34,7 @@ LDFLAGS = $(MACHDEP) -Wl,-Map,$(notdir $@).map
#---------------------------------------------------------------------------------
# any extra libraries we wish to link with the project
#---------------------------------------------------------------------------------
LIBS := -lfat -lwiiuse -lbte -logc -lm -lz -lsamplerate
LIBS := -ldi -lfat -lwiiuse -lbte -logc -lm -lz -lsamplerate
#---------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level containing

106
source/ngc/gui/dvd.c
View File

@ -15,32 +15,31 @@
* To keep libOGC stable, make sure you call DVD_Init before using
* these functions.
***************************************************************************/
#include "shared.h"
#ifdef HW_RVL
#include "di/di.h"
#endif
#ifdef HW_DOL
#include "dvd.h"
u64 DvdMaxOffset = 0x57057C00;
/** DVD I/O Address base **/
static vu32* const dvd = (u32*)0xCC006000;
static unsigned char *inquiry=(unsigned char *)0x80000004;
/** Due to lack of memory, we'll use this little 2k keyhole for all DVD operations **/
unsigned char DVDreadbuffer[2048] ATTRIBUTE_ALIGN (32);
#ifndef HW_RVL
static u64 DvdMaxOffset = 0x57057C00; /* 1.4 GB max. */
static vu32* const dvd = (u32*)0xCC006000; /* DVD I/O Address base */
static u8 *inquiry=(unsigned char *)0x80000004;
#else
#include "wdvd.h"
u64 DvdMaxOffset = 0x118244F00LL;
static u64 DvdMaxOffset = 0x118244F00LL; /* 4.7 GB max. */
#endif
/* 2k buffer for all DVD operations */
u8 DVDreadbuffer[2048] ATTRIBUTE_ALIGN (32);
/***************************************************************************
* dvd_read
*
* Read DVD disc sectors
***************************************************************************/
int dvd_read (void *dst, unsigned int len, u64 offset)
u32 dvd_read (void *dst, u32 len, u64 offset)
{
/*** We only allow 2k reads **/
if (len > 2048) return 0;
@ -48,10 +47,10 @@ int dvd_read (void *dst, unsigned int len, u64 offset)
/*** Let's not read past end of DVD ***/
if(offset < DvdMaxOffset)
{
#ifdef HW_DOL
unsigned char *buffer = (unsigned char *) (unsigned int) DVDreadbuffer;
DCInvalidateRange((void *)buffer, len);
#ifndef HW_RVL
dvd[0] = 0x2E;
dvd[1] = 0;
dvd[2] = 0xA8000000;
@ -63,46 +62,29 @@ int dvd_read (void *dst, unsigned int len, u64 offset)
/*** Enable reading with DMA ***/
while (dvd[7] & 1);
memcpy (dst, buffer, len);
/*** Ensure it has completed ***/
if (dvd[0] & 0x4) return 0;
return 1;
#elif WII_DVD
return WDVD_LowUnencryptedRead((unsigned char **)&dst, len, (u32)(offset >> 2));
#else
int ret = DI_ReadDVD(buffer, len , (u32)(offset >> 2));
if (ret)
{
char msg[50];
u32 val;
DI_GetError(&val);
sprintf(msg, "DI Read Error: 0x%08X\n",val);
return 0;
}
#endif
memcpy (dst, buffer, len);
return 1;
}
return 0;
}
/****************************************************************************
* uselessinquiry
*
* As the name suggests, this function is quite useless.
* It's only purpose is to stop any pending DVD interrupts while we use the
* memcard interface.
*
* libOGC tends to foul up if you don't, and sometimes does if you do!
****************************************************************************/
#ifdef HW_DOL
void uselessinquiry ()
{
dvd[0] = 0;
dvd[1] = 0;
dvd[2] = 0x12000000;
dvd[3] = 0;
dvd[4] = 0x20;
dvd[5] = 0x80000000;
dvd[6] = 0x20;
dvd[7] = 1;
while (dvd[7] & 1);
}
#endif
/****************************************************************************
* dvd_motor_off
*
@ -110,9 +92,9 @@ void uselessinquiry ()
*
* This can be used to prevent the Disc from spinning during playtime
****************************************************************************/
#ifdef HW_DOL
void dvd_motor_off( )
{
#ifndef HW_RVL
dvd[0] = 0x2e;
dvd[1] = 0;
dvd[2] = 0xe3000000;
@ -126,8 +108,35 @@ void dvd_motor_off( )
/*** PSO Stops blackscreen at reload ***/
dvd[0] = 0x14;
dvd[1] = 0;
}
#else
DI_StopMotor();
#endif
}
#ifndef HW_RVL
/****************************************************************************
* uselessinquiry
*
* As the name suggests, this function is quite useless.
* It's only purpose is to stop any pending DVD interrupts while we use the
* memcard interface.
*
* libOGC tends to foul up if you don't, and sometimes does if you do!
****************************************************************************/
void uselessinquiry ()
{
dvd[0] = 0;
dvd[1] = 0;
dvd[2] = 0x12000000;
dvd[3] = 0;
dvd[4] = 0x20;
dvd[5] = 0x80000000;
dvd[6] = 0x20;
dvd[7] = 1;
while (dvd[7] & 1);
}
/****************************************************************************
* dvd_drive_detect()
@ -135,7 +144,6 @@ void dvd_motor_off( )
* Detect the DVD Drive Type
*
****************************************************************************/
#ifdef HW_DOL
void dvd_drive_detect()
{
dvd[0] = 0x2e;

12
source/ngc/gui/dvd.h
View File

@ -15,9 +15,15 @@
* To keep libOGC stable, make sure you call DVD_Init before using
* these functions.
***************************************************************************/
#ifndef _DVD_H_
#define _DVD_H_
extern int dvd_read (void *dst, unsigned int len, u64 offset);
extern void uselessinquiry ();
extern u32 dvd_read (void *dst, u32 len, u64 offset);
extern void dvd_motor_off ();
extern void dvd_drive_detect();
#ifndef HW_RVL
extern void uselessinquiry ();
extern void dvd_drive_detect();
#endif
#endif

4
source/ngc/gui/fileio.h
View File

@ -5,8 +5,8 @@
* Only partial support is included, in that only the first file within the archive
* is considered to be a ROM image.
***************************************************************************/
#ifndef _UNZIP_H_
#define _UNZIP_H_
#ifndef _FILEIO_H_
#define _FILEIO_H_
extern int IsZipFile (char *buffer);
int UnZipDVD (unsigned char *outbuffer, u64 discoffset, int length);

46
source/ngc/gui/filesel.c
View File

@ -11,11 +11,14 @@
*
***************************************************************************/
#include "shared.h"
#include "dvd.h"
#include "iso9660.h"
#include "font.h"
#include "fileio.h"
#include "history.h"
#include "dvd.h"
#ifdef HW_RVL
#include "di/di.h"
#endif
#define PAGESIZE 12
@ -31,12 +34,8 @@ static u8 UseSDCARD = 0;
static u8 UseHistory = 0;
static int LoadFile (unsigned char *buffer);
/* globals */
FILE *sdfile;
/***************************************************************************
* FileSortCallback
* FileSortCallback (Marty Disibio)
*
* Quick sort callback to sort file entries with the following order:
* .
@ -416,10 +415,23 @@ void OpenDVD ()
if (!getpvd())
{
ShowAction("Mounting DVD ... Wait");
/* mount DVD */
ShowAction("Mounting DVD ... Wait");
#ifndef HW_RVL
DVD_Mount();
#else
DI_Mount();
while(DI_GetStatus() & DVD_INIT);
if (!(DI_GetStatus() & DVD_READY))
{
char msg[50];
sprintf(msg, "DI Status Error: 0x%08X\n",DI_GetStatus());
WaitPrompt(msg);
return;
}
#endif
haveDVDdir = 0;
if (!getpvd())
{
@ -494,6 +506,11 @@ int OpenSD ()
return 1;
}
/****************************************************************************
* OpenHistory
*
* Function to load a recent file from SDCARD (Marty Disibio)
****************************************************************************/
void OpenHistory()
{
int i;
@ -501,19 +518,15 @@ void OpenHistory()
UseSDCARD = 1;
UseHistory = 1;
/* don't mess with SD entries */
haveSDdir = 0;
/* don't mess with other entries */
haveSDdir = 0;
haveDVDdir = 0;
/* reinit selector */
old_selection = selection = offset = old_offset = 0;
/* Reset SDCARD root directory */
/* Make this empty because the history */
/* entry will contain the entire path. */
/*sprintf (rootSDdir, "");*/
/* Recreate the file listing from the history
* as if all of the roms were in the same directory. */
/* Recreate the file listing from the history
* as if all of the roms were in the same directory. */
ShowAction("Reading Files ...");
maxfiles = 0;
@ -561,6 +574,7 @@ static int LoadFile (unsigned char *buffer)
u64 discoffset = 0;
char readbuffer[2048];
char fname[MAXPATHLEN];
FILE *sdfile = NULL;
if (rootdirlength == 0) return 0;

4
source/ngc/gui/font.h
View File

@ -4,6 +4,8 @@
* Based on Qoob MP3 Player Font
* Added IPL font extraction
*****************************************************************************/
#ifndef _FONT_H
#define _FONT_H
extern void init_font(void);
extern void WriteCentre_HL( int y, char *string);
@ -21,3 +23,5 @@ extern int fheight;
extern int font_size[256];
extern u16 back_framewidth;
extern u8 SILENT;
#endif

4
source/ngc/gui/iso9660.h
View File

@ -5,8 +5,8 @@
* This is not intended as a complete guide to ISO9660.
* Here I use the bare minimum!
***************************************************************************/
#ifndef _ISO9660_H
#define _ISO9660_H
#ifndef _ISO9660_H
#define _ISO9660_H
#define MAXJOLIET 256
#define MAXFILES 1000 /** Restrict to 1000 files per dir **/

6
source/ngc/gui/memfile.c
View File

@ -4,9 +4,11 @@
*
***************************************************************************/
#include "shared.h"
#include "dvd.h"
#include "font.h"
#include "saveicon.h" /*** Nice little icon - thanks brakken! ***/
#include "saveicon.h"
#ifndef HW_RVL
#include "dvd.h"
#endif
#include <fat.h>
#include <sys/dir.h>

43
source/ngc/ngc.c
View File

@ -19,12 +19,12 @@
***************************************************************************/
#include "shared.h"
#include "gcaram.h"
#include "dvd.h"
#include "font.h"
#include "history.h"
#ifdef WII_DVD
#include "wdvd.h"
#ifndef HW_RVL
#include "dvd.h"
#else
#include "di/di.h"
#endif
/***************************************************************************
@ -46,6 +46,13 @@ static void load_bios()
/* update BIOS flags */
config.bios_enabled |= 2;
if (config.bios_enabled == 3)
{
/* initialize system */
system_init ();
audio_init(48000);
}
}
static void init_machine()
@ -53,9 +60,6 @@ static void init_machine()
/* Allocate cart_rom here */
cart_rom = memalign(32, 0xA00000);
/* BIOS support */
load_bios();
/* allocate global work bitmap */
memset (&bitmap, 0, sizeof (bitmap));
bitmap.width = 360;
@ -73,6 +77,9 @@ static void init_machine()
/* default system */
input.system[0] = SYSTEM_GAMEPAD;
input.system[1] = SYSTEM_GAMEPAD;
/* BIOS support */
load_bios();
}
/**************************************************
@ -96,35 +103,25 @@ int frameticker = 0;
int main (int argc, char *argv[])
{
#ifdef HW_RVL
/* initialize Wii DVD interface first */
DI_Init();
#endif
u16 usBetweenFrames;
long long now, prev;
int RenderedFrameCount = 0;
int FrameCount = 0;
/* load hacked IOS with full access to DVD interface (WIP) */
#ifdef WII_DVD
IOS_ReloadIOS(5);
#endif
/* Initialize OGC subsystems */
ogc_video__init();
ogc_input__init();
ogc_audio__init();
/* Initialize DVD interface */
#ifndef HW_RVL
/* Initialize GC DVD interface */
DVD_Init ();
dvd_drive_detect();
#elif WII_DVD
if (WDVD_Init())
{
if (WDVD_Reset())
{
u64 id;
WDVD_LowReadDiskId(&id);
}
}
#endif
/* Initialize SDCARD Interface (LibFAT) */

160
source/ngc/wdvd.c
View File

@ -1,160 +0,0 @@
/*
* Wii DVD interface API
* Copyright (C) 2008 Jeff Epler <jepler@unpythonic.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifdef WII_DVD
#include <ogc/ipc.h>
#include <string.h>
#include <ogc/system.h>
#include "wdvd.h"
static int di_fd = -1;
static s32 di_hid = 0;
#include <stdio.h>
#define DEBUG
#ifdef DEBUG
#define debug_printf printf
#define debug_wait printf
#else
#define debug_printf(...) ;
#define debug_wait(...) ;
#endif
bool WDVD_Init()
{
if(di_fd >= 0) return 1;
di_fd = IOS_Open("/dev/do", 0);
if(di_fd < 0) {
debug_printf("IOS_Open(/dev/di) failed with code %d\n", di_fd);
return 0;
}
di_hid = iosCreateHeap(0x10000);
if(!di_hid) {
IOS_Close(di_fd);
di_fd = -1;
debug_printf("iosCreateHeap(0x20) failed with code %d\n", di_hid);
return 0;
}
debug_printf("fd=%d hid=%d\n", di_fd, di_hid);
return 1;
}
bool WDVD_Reset()
{
bool result = false;
char *inbuf = (char*)iosAlloc(di_hid, 0x20);
char *outbuf = (char*)iosAlloc(di_hid, 0x20);
if(!inbuf || !outbuf)
goto out;
((u32*)inbuf)[0x00] = 0x8A000000;
((u32*)inbuf)[0x01] = 1;
result = IOS_Ioctl( di_fd, 0x8A, inbuf, 0x20, outbuf, 0x20);
out:
if(outbuf) iosFree(di_hid, outbuf);
if(inbuf) iosFree(di_hid, inbuf);
return result;
}
#define max(a,b) ((a) > (b) ? (a) : (b))
unsigned char* ios_command = 0;
unsigned char* ios_out = 0;
unsigned int ios_outlen = 0;
void WDVD_AllocCommand()
{
if (ios_command == 0)
ios_command = (unsigned char*)iosAlloc(di_hid, 0x20);
}
void WDVD_AllocOutput(unsigned int length)
{
if (ios_out == 0 || ios_outlen != length)
{
if (ios_out)
iosFree(di_hid, ios_out);
ios_out = (unsigned char*)iosAlloc(di_hid, max(length, 0x20));
ios_outlen = length;
}
}
int WDVD_LowUnencryptedRead(unsigned char **poutbuf, u32 len, u32 offset)
{
WDVD_AllocCommand();
WDVD_AllocOutput(len);
unsigned char* inbuf = ios_command;
unsigned char* outbuf = ios_out;
*poutbuf = ios_out;
int result = 0;
if(!inbuf || !outbuf) { result = -1; goto out; }
((u32*)inbuf)[0] = 0x8d000000;
((u32*)inbuf)[1] = len;
((u32*)inbuf)[2] = offset;
// memset(outbuf, 0x00, len);
result = IOS_Ioctl(di_fd, 0x8d, inbuf, 0x20, outbuf, len);
if (result != 1)
debug_printf("-> %d\n", result);
// if(result >= 0) {
// memcpy(buf, outbuf, len);
// }
out:
//if(outbuf) iosFree(di_hid, outbuf);
//if(inbuf) iosFree(di_hid, inbuf);
return result;
}
int WDVD_LowReadDiskId(u64 *id)
{
int result;
char *inbuf = (char*)iosAlloc(di_hid, 0x20);
char *outbuf = (char*)iosAlloc(di_hid, 0x20);
if(!inbuf || !outbuf) { result = -1; goto out; }
((u32*)inbuf)[0] = 0x70000000;
*(u64*)outbuf = 0;
result = IOS_Ioctl(di_fd, 0x8D, inbuf, 0x20, outbuf, 0x20);
*id = *(u64*) outbuf;
out:
if(inbuf) iosFree(di_hid, inbuf);
if(outbuf) iosFree(di_hid, outbuf);
return result;
}
#endif

27
source/ngc/wdvd.h
View File

@ -1,27 +0,0 @@
/*
* Wii DVD interface API
* Copyright (C) 2008 Jeff Epler <jepler@unpythonic.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _WDVD_H_
#define _WDVD_H_
bool WDVD_Init();
bool WDVD_Reset();
int WDVD_LowUnencryptedRead(unsigned char **outbuf, u32 len, u32 offset);
int WDVD_LowReadDiskId(u64 *id);
#endif