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Move int13 handler to winedos.

This commit is contained in:
Jukka Heinonen 2002-12-02 18:57:42 +00:00 committed by Alexandre Julliard
parent 528ac6386e
commit c71cf7e60f
2 changed files with 246 additions and 275 deletions
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288
dlls/winedos/int13.c
View File

@ -19,6 +19,9 @@
*/ */
#include "config.h" #include "config.h"
#include "miscemu.h"
#include "wine/debug.h"
#include "drive.h"
#include <stdlib.h> #include <stdlib.h>
#include <sys/types.h> #include <sys/types.h>
@ -26,46 +29,147 @@
# include <unistd.h> # include <unistd.h>
#endif #endif
#include "winbase.h" #ifdef HAVE_SYS_IOCTL_H
#include "winioctl.h" # include <sys/ioctl.h>
#include "miscemu.h" #endif
#include "wine/debug.h" #include <fcntl.h>
#ifdef linux
# include <linux/fd.h>
#endif
WINE_DEFAULT_DEBUG_CHANNEL(int); WINE_DEFAULT_DEBUG_CHANNEL(int);
static void DIOCRegs_2_CONTEXT( DIOC_REGISTERS *pIn, CONTEXT86 *pCxt )
/*
* Status of last int13 operation.
*/
static BYTE INT13_last_status;
/**********************************************************************
* INT13_SetStatus
*
* Write status to AH register and set carry flag on error (AH != 0).
*
* Despite what Ralf Brown says, at least functions 0x06 and 0x07
* seem to set carry, too.
*/
static void INT13_SetStatus( CONTEXT86 *context, BYTE status )
{ {
memset( pCxt, 0, sizeof(*pCxt) ); INT13_last_status = status;
/* Note: segment registers == 0 means that CTX_SEG_OFF_TO_LIN
will interpret 32-bit register contents as linear pointers */
pCxt->ContextFlags=CONTEXT86_INTEGER|CONTEXT86_CONTROL; SET_AH( context, status );
pCxt->Eax = pIn->reg_EAX;
pCxt->Ebx = pIn->reg_EBX;
pCxt->Ecx = pIn->reg_ECX;
pCxt->Edx = pIn->reg_EDX;
pCxt->Esi = pIn->reg_ESI;
pCxt->Edi = pIn->reg_EDI;
/* FIXME: Only partial CONTEXT86_CONTROL */ if (status)
pCxt->EFlags = pIn->reg_Flags; SET_CFLAG( context );
else
RESET_CFLAG( context );
} }
static void CONTEXT_2_DIOCRegs( CONTEXT86 *pCxt, DIOC_REGISTERS *pOut )
/**********************************************************************
* INT13_ReadFloppyParams
*
* Read floppy disk parameters.
*/
static void INT13_ReadFloppyParams( CONTEXT86 *context )
{ {
memset( pOut, 0, sizeof(DIOC_REGISTERS) ); #ifdef linux
static const BYTE floppy_params[2][13] =
{
{ 0xaf, 0x02, 0x25, 0x02, 0x12, 0x1b, 0xff, 0x6c, 0xf6, 0x0f, 0x08 },
{ 0xaf, 0x02, 0x25, 0x02, 0x12, 0x1b, 0xff, 0x6c, 0xf6, 0x0f, 0x08 }
};
pOut->reg_EAX = pCxt->Eax; static const DWORD drive_type_info[7]={
pOut->reg_EBX = pCxt->Ebx; 0x0000, /* none */
pOut->reg_ECX = pCxt->Ecx; 0x2709, /* 360 K */
pOut->reg_EDX = pCxt->Edx; 0x4f0f, /* 1.2 M */
pOut->reg_ESI = pCxt->Esi; 0x4f09, /* 720 K */
pOut->reg_EDI = pCxt->Edi; 0x4f12, /* 1.44 M */
0x4f24, /* 2.88 M */
0x4f24 /* 2.88 M */
};
/* FIXME: Only partial CONTEXT86_CONTROL */ unsigned int i;
pOut->reg_Flags = pCxt->EFlags; unsigned int nr_of_drives = 0;
BYTE drive_nr = DL_reg( context );
int floppy_fd;
int r;
struct floppy_drive_params floppy_parm;
char root[] = "A:\\";
TRACE("in [ EDX=%08lx ]\n", context->Edx );
SET_AL( context, 0 );
SET_BX( context, 0 );
SET_CX( context, 0 );
SET_DH( context, 0 );
for (i = 0; i < MAX_DOS_DRIVES; i++, root[0]++)
if (GetDriveTypeA(root) == DRIVE_REMOVABLE) nr_of_drives++;
SET_DL( context, nr_of_drives );
if (drive_nr > 1) {
/* invalid drive ? */
INT13_SetStatus( context, 0x07 ); /* drive parameter activity failed */
return;
}
if ( (floppy_fd = DRIVE_OpenDevice( drive_nr, O_NONBLOCK)) == -1)
{
WARN("Can't determine floppy geometry !\n");
INT13_SetStatus( context, 0x07 ); /* drive parameter activity failed */
return;
}
r = ioctl(floppy_fd, FDGETDRVPRM, &floppy_parm);
close(floppy_fd);
if(r<0)
{
INT13_SetStatus( context, 0x07 ); /* drive parameter activity failed */
return;
}
SET_BL( context, floppy_parm.cmos );
/*
* CH = low eight bits of max cyl
* CL = max sec nr (bits 5-0),
* hi two bits of max cyl (bits 7-6)
* DH = max head nr
*/
if(BL_reg( context ) && BL_reg( context ) < 7)
{
SET_DH( context, 0x01 );
SET_CX( context, drive_type_info[BL_reg( context )] );
}
context->Edi = (DWORD)floppy_params[drive_nr];
if(!context->Edi)
{
ERR("Get floppy params failed for drive %d\n", drive_nr);
INT13_SetStatus( context, 0x07 ); /* drive parameter activity failed */
return;
}
TRACE("out [ EAX=%08lx EBX=%08lx ECX=%08lx EDX=%08lx EDI=%08lx ]\n",
context->Eax, context->Ebx, context->Ecx, context->Edx, context->Edi);
INT13_SetStatus( context, 0x00 ); /* success */
/* FIXME: Word exits quietly if we return with no error. Why? */
FIXME("Returned ERROR!\n");
SET_CFLAG( context );
#else
INT13_SetStatus( context, 0x01 ); /* invalid function */
#endif
} }
/********************************************************************** /**********************************************************************
* DOSVM_Int13Handler (WINEDOS16.119) * DOSVM_Int13Handler (WINEDOS16.119)
* *
@ -73,28 +177,120 @@ static void CONTEXT_2_DIOCRegs( CONTEXT86 *pCxt, DIOC_REGISTERS *pOut )
*/ */
void WINAPI DOSVM_Int13Handler( CONTEXT86 *context ) void WINAPI DOSVM_Int13Handler( CONTEXT86 *context )
{ {
HANDLE hVWin32; TRACE( "AH=%02x\n", AH_reg( context ) );
DIOC_REGISTERS regs;
DWORD dwRet;
hVWin32 = CreateFileA("\\\\.\\VWIN32", GENERIC_READ|GENERIC_WRITE, switch( AH_reg( context ) )
0, NULL, OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0);
if(hVWin32!=INVALID_HANDLE_VALUE)
{ {
CONTEXT_2_DIOCRegs( context, &regs); case 0x00: /* RESET DISK SYSTEM */
INT13_SetStatus( context, 0x00 ); /* success */
break;
if(!DeviceIoControl(hVWin32, VWIN32_DIOC_DOS_INT13, case 0x01: /* STATUS OF DISK SYSTEM */
&regs, sizeof regs, &regs, sizeof regs, &dwRet, NULL)) INT13_SetStatus( context, INT13_last_status );
DIOCRegs_2_CONTEXT(&regs, context); break;
case 0x02: /* READ SECTORS INTO MEMORY */
SET_AL( context, 0 ); /* number of sectors transferred */
INT13_SetStatus( context, 0x00 ); /* success */
break;
case 0x03: /* WRITE SECTORS FROM MEMORY */
SET_AL( context, 0 ); /* number of sectors transferred */
INT13_SetStatus( context, 0x00 ); /* success */
break;
case 0x04: /* VERIFY DISK SECTOR(S) */
SET_AL( context, 0 ); /* number of sectors verified */
INT13_SetStatus( context, 0x00 ); /* success */
break;
case 0x05: /* FORMAT TRACK */
case 0x06: /* FORMAT TRACK AND SET BAD SECTOR FLAGS */
case 0x07: /* FORMAT DRIVE STARTING AT GIVEN TRACK */
INT13_SetStatus( context, 0x0c ); /* unsupported track or invalid media */
break;
case 0x08: /* GET DRIVE PARAMETERS */
if (DL_reg( context ) & 0x80)
{
/* hard disk ? */
INT13_SetStatus( context, 0x07 ); /* drive parameter activity failed */
}
else else
SET_CFLAG(context); {
/* floppy disk */
INT13_ReadFloppyParams( context );
}
break;
CloseHandle(hVWin32); case 0x09: /* INITIALIZE CONTROLLER WITH DRIVE PARAMETERS */
} case 0x0a: /* FIXED DISK - READ LONG */
else case 0x0b: /* FIXED DISK - WRITE LONG */
{ case 0x0c: /* SEEK TO CYLINDER */
ERR("Failed to open device VWIN32\n"); case 0x0d: /* ALTERNATE RESET HARD DISK */
SET_CFLAG(context); INT13_SetStatus( context, 0x00 ); /* success */
} break;
case 0x0e: /* READ SECTOR BUFFER */
case 0x0f: /* WRITE SECTOR BUFFER */
INT13_SetStatus( context, 0x01 ); /* invalid function */
break;
case 0x10: /* CHECK IF DRIVE READY */
case 0x11: /* RECALIBRATE DRIVE */
INT13_SetStatus( context, 0x00 ); /* success */
break;
case 0x12: /* CONTROLLER RAM DIAGNOSTIC */
case 0x13: /* DRIVE DIAGNOSTIC */
INT13_SetStatus( context, 0x01 ); /* invalid function */
break;
case 0x14: /* CONTROLLER INTERNAL DIAGNOSTIC */
INT13_SetStatus( context, 0x00 ); /* success */
break;
case 0x15: /* GET DISK TYPE */
if (DL_reg( context ) & 0x80)
{
/* hard disk ? */
INT13_SetStatus( context, 0x00 ); /* success */
/* type is fixed disk, overwrites status */
SET_AH( context, 0x03 );
}
else
{
/* floppy disk */
INT13_SetStatus( context, 0x00 ); /* success */
/* type is floppy with change detection, overwrites status */
SET_AH( context, 0x02 );
}
break;
case 0x16: /* FLOPPY - CHANGE OF DISK STATUS */
INT13_SetStatus( context, 0x00 ); /* success */
break;
case 0x17: /* SET DISK TYPE FOR FORMAT */
if (DL_reg( context ) < 4)
INT13_SetStatus( context, 0x00 ); /* successful completion */
else
INT13_SetStatus( context, 0x01 ); /* error */
break;
case 0x18: /* SET MEDIA TYPE FOR FORMAT */
if (DL_reg( context ) < 4)
INT13_SetStatus( context, 0x00 ); /* success */
else
INT13_SetStatus( context, 0x01 ); /* error */
break;
case 0x19: /* FIXED DISK - PARK HEADS */
INT13_SetStatus( context, 0x00 ); /* success */
break;
default:
INT_BARF( context, 0x13 );
INT13_SetStatus( context, 0x01 ); /* invalid function */
}
} }

233
win32/device.c
View File

@ -46,16 +46,6 @@
#include "wine/debug.h" #include "wine/debug.h"
#include "callback.h" #include "callback.h"
/* int 13 stuff */
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#include <fcntl.h>
#ifdef linux
# include <linux/fd.h>
#endif
#include "drive.h"
WINE_DEFAULT_DEBUG_CHANNEL(file); WINE_DEFAULT_DEBUG_CHANNEL(file);
@ -1750,215 +1740,6 @@ static void CONTEXT_2_DIOCRegs( CONTEXT86 *pCxt, DIOC_REGISTERS *pOut )
#define DIOC_SET_CARRY(regs) (((regs)->reg_Flags)|=0x00000001) #define DIOC_SET_CARRY(regs) (((regs)->reg_Flags)|=0x00000001)
static const DWORD VWIN32_DriveTypeInfo[7]={
0x0000, /* none */
0x2709, /* 360 K */
0x4f0f, /* 1.2 M */
0x4f09, /* 720 K */
0x4f12, /* 1.44 M */
0x4f24, /* 2.88 M */
0x4f24 /* 2.88 M */
};
/**********************************************************************
* VWIN32_ReadFloppyParams
*
* Handler for int 13h (disk I/O).
*/
static VOID VWIN32_ReadFloppyParams(DIOC_REGISTERS *regs)
{
#ifdef linux
static BYTE floppy_params[2][13] =
{
{ 0xaf, 0x02, 0x25, 0x02, 0x12, 0x1b, 0xff, 0x6c, 0xf6, 0x0f, 0x08 },
{ 0xaf, 0x02, 0x25, 0x02, 0x12, 0x1b, 0xff, 0x6c, 0xf6, 0x0f, 0x08 }
};
unsigned int i, nr_of_drives = 0;
BYTE drive_nr = DIOC_DL(regs);
int floppy_fd,r;
struct floppy_drive_params floppy_parm;
char root[] = "A:\\";
TRACE("in [ EDX=%08lx ]\n", regs->reg_EDX );
DIOC_AH(regs) = 0x00; /* success */
for (i = 0; i < MAX_DOS_DRIVES; i++, root[0]++)
if (GetDriveTypeA(root) == DRIVE_REMOVABLE) nr_of_drives++;
DIOC_DL(regs) = nr_of_drives;
if (drive_nr > 1) { /* invalid drive ? */
DIOC_BX(regs) = 0;
DIOC_CX(regs) = 0;
DIOC_DH(regs) = 0;
DIOC_SET_CARRY(regs);
return;
}
if ( (floppy_fd = DRIVE_OpenDevice( drive_nr, O_NONBLOCK)) == -1)
{
WARN("Can't determine floppy geometry !\n");
DIOC_BX(regs) = 0;
DIOC_CX(regs) = 0;
DIOC_DH(regs) = 0;
DIOC_SET_CARRY(regs);
return;
}
r = ioctl(floppy_fd, FDGETDRVPRM, &floppy_parm);
close(floppy_fd);
if(r<0)
{
DIOC_SET_CARRY(regs);
return;
}
regs->reg_ECX = 0;
DIOC_AL(regs) = 0;
DIOC_BL(regs) = floppy_parm.cmos;
/* CH = low eight bits of max cyl
CL = max sec nr (bits 5-0),
hi two bits of max cyl (bits 7-6)
DH = max head nr */
if(DIOC_BL(regs) && (DIOC_BL(regs)<7))
{
DIOC_DH(regs) = 0x01;
DIOC_CX(regs) = VWIN32_DriveTypeInfo[DIOC_BL(regs)];
}
else
{
DIOC_CX(regs) = 0x0;
DIOC_DX(regs) = 0x0;
}
regs->reg_EDI = (DWORD)floppy_params[drive_nr];
if(!regs->reg_EDI)
{
ERR("Get floppy params failed for drive %d\n",drive_nr);
DIOC_SET_CARRY(regs);
}
TRACE("out [ EAX=%08lx EBX=%08lx ECX=%08lx EDX=%08lx EDI=%08lx ]\n",
regs->reg_EAX, regs->reg_EBX, regs->reg_ECX, regs->reg_EDX, regs->reg_EDI);
/* FIXME: Word exits quietly if we return with no error. Why? */
FIXME("Returned ERROR!\n");
DIOC_SET_CARRY(regs);
#else
DIOC_AH(regs) = 0x01;
DIOC_SET_CARRY(regs);
#endif
}
/**********************************************************************
* VWIN32_Int13Handler
*
* Handler for VWIN32_DIOC_DOS_INT13 (disk I/O).
*/
static VOID VWIN32_Int13Handler( DIOC_REGISTERS *regs)
{
TRACE("AH=%02x\n",DIOC_AH(regs));
switch(DIOC_AH(regs)) /* AH */
{
case 0x00: /* RESET DISK SYSTEM */
break; /* no return ? */
case 0x01: /* STATUS OF DISK SYSTEM */
DIOC_AL(regs) = 0; /* successful completion */
break;
case 0x02: /* READ SECTORS INTO MEMORY */
DIOC_AL(regs) = 0; /* number of sectors read */
DIOC_AH(regs) = 0; /* status */
break;
case 0x03: /* WRITE SECTORS FROM MEMORY */
break; /* no return ? */
case 0x04: /* VERIFY DISK SECTOR(S) */
DIOC_AL(regs) = 0; /* number of sectors verified */
DIOC_AH(regs) = 0;
break;
case 0x05: /* FORMAT TRACK */
case 0x06: /* FORMAT TRACK AND SET BAD SECTOR FLAGS */
case 0x07: /* FORMAT DRIVE STARTING AT GIVEN TRACK */
/* despite what Ralf Brown says, 0x06 and 0x07 seem to
* set CFLAG, too (at least my BIOS does that) */
DIOC_AH(regs) = 0x0c;
DIOC_SET_CARRY(regs);
break;
case 0x08: /* GET DRIVE PARAMETERS */
if (DIOC_DL(regs) & 0x80) { /* hard disk ? */
DIOC_AH(regs) = 0x07;
DIOC_SET_CARRY(regs);
}
else /* floppy disk */
VWIN32_ReadFloppyParams(regs);
break;
case 0x09: /* INITIALIZE CONTROLLER WITH DRIVE PARAMETERS */
case 0x0a: /* FIXED DISK - READ LONG (XT,AT,XT286,PS) */
case 0x0b: /* FIXED DISK - WRITE LONG (XT,AT,XT286,PS) */
case 0x0c: /* SEEK TO CYLINDER */
case 0x0d: /* ALTERNATE RESET HARD DISKS */
case 0x10: /* CHECK IF DRIVE READY */
case 0x11: /* RECALIBRATE DRIVE */
case 0x14: /* CONTROLLER INTERNAL DIAGNOSTIC */
DIOC_AH(regs) = 0;
break;
case 0x15: /* GET DISK TYPE (AT,XT2,XT286,CONV,PS) */
if (DIOC_DL(regs) & 0x80) { /* hard disk ? */
DIOC_AH(regs) = 3; /* fixed disk */
DIOC_SET_CARRY(regs);
}
else { /* floppy disk ? */
DIOC_AH(regs) = 2; /* floppy with change detection */
DIOC_SET_CARRY(regs);
}
break;
case 0x0e: /* READ SECTOR BUFFER (XT only) */
case 0x0f: /* WRITE SECTOR BUFFER (XT only) */
case 0x12: /* CONTROLLER RAM DIAGNOSTIC (XT,PS) */
case 0x13: /* DRIVE DIAGNOSTIC (XT,PS) */
DIOC_AH(regs) = 0x01;
DIOC_SET_CARRY(regs);
break;
case 0x16: /* FLOPPY - CHANGE OF DISK STATUS */
DIOC_AH(regs) = 0; /* FIXME - no change */
break;
case 0x17: /* SET DISK TYPE FOR FORMAT */
if (DIOC_DL(regs) < 4)
DIOC_AH(regs) = 0x00; /* successful completion */
else
DIOC_AH(regs) = 0x01; /* error */
break;
case 0x18: /* SET MEDIA TYPE FOR FORMAT */
if (DIOC_DL(regs) < 4)
DIOC_AH(regs) = 0x00; /* successful completion */
else
DIOC_AH(regs) = 0x01; /* error */
break;
case 0x19: /* FIXED DISK - PARK HEADS */
break;
default:
FIXME("Unknown VWIN32 INT13 call AX=%04X\n",DIOC_AX(regs));
}
}
static BOOL DeviceIo_VWin32(DWORD dwIoControlCode, static BOOL DeviceIo_VWin32(DWORD dwIoControlCode,
LPVOID lpvInBuffer, DWORD cbInBuffer, LPVOID lpvInBuffer, DWORD cbInBuffer,
LPVOID lpvOutBuffer, DWORD cbOutBuffer, LPVOID lpvOutBuffer, DWORD cbOutBuffer,
@ -1969,18 +1750,9 @@ static BOOL DeviceIo_VWin32(DWORD dwIoControlCode,
switch (dwIoControlCode) switch (dwIoControlCode)
{ {
case VWIN32_DIOC_DOS_INT13:
{
DIOC_REGISTERS *pIn = (DIOC_REGISTERS *)lpvInBuffer;
DIOC_REGISTERS *pOut = (DIOC_REGISTERS *)lpvOutBuffer;
memcpy(pOut, pIn, sizeof (DIOC_REGISTERS));
VWIN32_Int13Handler(pOut);
break;
}
case VWIN32_DIOC_DOS_IOCTL: case VWIN32_DIOC_DOS_IOCTL:
case 0x10: /* Int 0x21 call, call it VWIN_DIOC_INT21 ? */ case 0x10: /* Int 0x21 call, call it VWIN_DIOC_INT21 ? */
case VWIN32_DIOC_DOS_INT13:
case VWIN32_DIOC_DOS_INT25: case VWIN32_DIOC_DOS_INT25:
case VWIN32_DIOC_DOS_INT26: case VWIN32_DIOC_DOS_INT26:
case 0x29: /* Int 0x31 call, call it VWIN_DIOC_INT31 ? */ case 0x29: /* Int 0x31 call, call it VWIN_DIOC_INT31 ? */
@ -2010,6 +1782,9 @@ static BOOL DeviceIo_VWin32(DWORD dwIoControlCode,
case VWIN32_DIOC_DOS_DRIVEINFO: /* Call int 21h 730x */ case VWIN32_DIOC_DOS_DRIVEINFO: /* Call int 21h 730x */
intnum = 0x21; intnum = 0x21;
break; break;
case VWIN32_DIOC_DOS_INT13:
intnum = 0x13;
break;
case VWIN32_DIOC_DOS_INT25: case VWIN32_DIOC_DOS_INT25:
intnum = 0x25; intnum = 0x25;
break; break;