usbloadergx/source/usbloader/wdvd.c

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#include <stdio.h>
#include <string.h>
#include <malloc.h>
#include <ogcsys.h>
/* Constants */
#define IOCTL_DI_READID 0x70
#define IOCTL_DI_READ 0x71
#define IOCTL_DI_WAITCVRCLOSE 0x79
#define IOCTL_DI_GETCOVER 0x88
#define IOCTL_DI_RESET 0x8A
#define IOCTL_DI_OPENPART 0x8B
#define IOCTL_DI_CLOSEPART 0x8C
#define IOCTL_DI_UNENCREAD 0x8D
#define IOCTL_DI_SEEK 0xAB
#define IOCTL_DI_STOPLASER 0xD2
#define IOCTL_DI_OFFSET 0xD9
#define IOCTL_DI_DISC_BCA 0xDA
#define IOCTL_DI_STOPMOTOR 0xE3
#define IOCTL_DI_SETUSBMODE 0xF4
#define IOCTL_DI_DISABLERESET 0xF6
/** Hermes IOS222 **/
#define DI_SETWBFSMODE 0xfe
#define DI_SETOFFSETBASE 0xf1
/* Variables */
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static u32 inbuf[8] ATTRIBUTE_ALIGN( 32 );
static u32 outbuf[8] ATTRIBUTE_ALIGN( 32 );
static const char di_fs[] ATTRIBUTE_ALIGN( 32 ) = "/dev/di";
static s32 di_fd = -1;
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s32 WDVD_Init(void)
{
/* Open "/dev/di" */
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if (di_fd < 0)
{
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di_fd = IOS_Open(di_fs, 0);
if (di_fd < 0) return di_fd;
}
return 0;
}
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s32 WDVD_Close(void)
{
/* Close "/dev/di" */
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if (di_fd >= 0)
{
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IOS_Close(di_fd);
di_fd = -1;
}
return 0;
}
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s32 WDVD_GetHandle(void)
{
/* Return di handle */
return di_fd;
}
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s32 WDVD_Reset(void)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Reset drive */
inbuf[0] = IOCTL_DI_RESET << 24;
inbuf[1] = 1;
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ret = IOS_Ioctl(di_fd, IOCTL_DI_RESET, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_ReadDiskId(void *id)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Read disc ID */
inbuf[0] = IOCTL_DI_READID << 24;
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ret = IOS_Ioctl(di_fd, IOCTL_DI_READID, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret < 0) return ret;
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if (ret == 1)
{
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memcpy(id, outbuf, sizeof(dvddiskid));
return 0;
}
return -ret;
}
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s32 WDVD_Seek(u64 offset)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Drive seek */
inbuf[0] = IOCTL_DI_SEEK << 24;
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inbuf[1] = (u32) (offset >> 2);
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ret = IOS_Ioctl(di_fd, IOCTL_DI_SEEK, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret != 1)
{
// Try old cIOS 222
/* Drive seek */
inbuf[0] = DI_SETOFFSETBASE << 24;
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ret = IOS_Ioctl(di_fd, DI_SETOFFSETBASE, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
}
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if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_Offset(u64 offset)
{
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//u32 *off = (u32 *)((void *)&offset);
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union
{
u64 off64;
u32 off32[2];
} off;
off.off64 = offset;
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Set offset */
inbuf[0] = IOCTL_DI_OFFSET << 24;
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inbuf[1] = (off.off32[0]) ? 1 : 0;
inbuf[2] = (off.off32[1] >> 2);
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ret = IOS_Ioctl(di_fd, IOCTL_DI_OFFSET, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_StopLaser(void)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Stop laser */
inbuf[0] = IOCTL_DI_STOPLASER << 24;
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ret = IOS_Ioctl(di_fd, IOCTL_DI_STOPLASER, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_StopMotor(void)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Stop motor */
inbuf[0] = IOCTL_DI_STOPMOTOR << 24;
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ret = IOS_Ioctl(di_fd, IOCTL_DI_STOPMOTOR, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_OpenPartition(u64 offset)
{
u8 *vector = NULL;
u32 *buffer = NULL;
s32 ret;
/* Allocate memory */
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buffer = (u32 *) memalign(32, 0x5000);
if (!buffer) return -1;
/* Set vector pointer */
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vector = (u8 *) buffer;
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memset(buffer, 0, 0x5000);
/* Open partition */
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buffer[0] = (u32) (buffer + 0x10);
buffer[1] = 0x20;
buffer[3] = 0x024A;
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buffer[6] = (u32) (buffer + 0x380);
buffer[7] = 0x49E4;
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buffer[8] = (u32) (buffer + 0x360);
buffer[9] = 0x20;
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buffer[(0x40 >> 2)] = IOCTL_DI_OPENPART << 24;
buffer[(0x40 >> 2) + 1] = offset >> 2;
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ret = IOS_Ioctlv(di_fd, IOCTL_DI_OPENPART, 3, 2, (ioctlv *) vector);
/* Free memory */
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free(buffer);
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if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_ClosePartition(void)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Close partition */
inbuf[0] = IOCTL_DI_CLOSEPART << 24;
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ret = IOS_Ioctl(di_fd, IOCTL_DI_CLOSEPART, inbuf, sizeof(inbuf), NULL, 0);
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_UnencryptedRead(void *buf, u32 len, u64 offset)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Unencrypted read */
inbuf[0] = IOCTL_DI_UNENCREAD << 24;
inbuf[1] = len;
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inbuf[2] = (u32) (offset >> 2);
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ret = IOS_Ioctl(di_fd, IOCTL_DI_UNENCREAD, inbuf, sizeof(inbuf), buf, len);
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_Read(void *buf, u32 len, u64 offset)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Disc read */
inbuf[0] = IOCTL_DI_READ << 24;
inbuf[1] = len;
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inbuf[2] = (u32) (offset >> 2);
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ret = IOS_Ioctl(di_fd, IOCTL_DI_READ, inbuf, sizeof(inbuf), buf, len);
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_WaitForDisc(void)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Wait for disc */
inbuf[0] = IOCTL_DI_WAITCVRCLOSE << 24;
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ret = IOS_Ioctl(di_fd, IOCTL_DI_WAITCVRCLOSE, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_GetCoverStatus(u32 *status)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Get cover status */
inbuf[0] = IOCTL_DI_GETCOVER << 24;
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ret = IOS_Ioctl(di_fd, IOCTL_DI_GETCOVER, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret < 0) return ret;
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if (ret == 1)
{
/* Copy cover status */
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memcpy(status, outbuf, sizeof(u32));
return 0;
}
return -ret;
}
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s32 WDVD_DisableReset(u8 val)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Disable/Enable reset */
inbuf[0] = IOCTL_DI_DISABLERESET << 24;
inbuf[1] = val;
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ret = IOS_Ioctl(di_fd, IOCTL_DI_DISABLERESET, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
/** Hermes **/
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s32 WDVD_SetUSBMode(const u8 *id, s32 partition)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Set USB mode */
inbuf[0] = IOCTL_DI_SETUSBMODE << 24;
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inbuf[1] = (id) ? 1 : 0;
/* Copy ID */
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if (id)
{
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memcpy(&inbuf[2], id, 6);
if (IOS_GetVersion() != 249)
{
inbuf[5] = partition;
}
}
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ret = IOS_Ioctl(di_fd, IOCTL_DI_SETUSBMODE, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
if (ret != 1)
{
// Try old cIOS 222
/* Set USB mode */
inbuf[0] = DI_SETWBFSMODE << 24;
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ret = IOS_Ioctl(di_fd, DI_SETWBFSMODE, inbuf, sizeof(inbuf), outbuf, sizeof(outbuf));
}
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if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}
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s32 WDVD_Read_Disc_BCA(void *buf)
{
s32 ret;
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memset(inbuf, 0, sizeof(inbuf));
/* Disc read */
inbuf[0] = IOCTL_DI_DISC_BCA << 24;
//inbuf[1] = 64;
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ret = IOS_Ioctl(di_fd, IOCTL_DI_DISC_BCA, inbuf, sizeof(inbuf), buf, 64);
if (ret < 0) return ret;
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return (ret == 1) ? 0 : -ret;
}