From c71cf7e60f99f5bfbb0d1b28d8722dc64e4478fb Mon Sep 17 00:00:00 2001 From: Jukka Heinonen Date: Mon, 2 Dec 2002 18:57:42 +0000 Subject: [PATCH] Move int13 handler to winedos. --- dlls/winedos/int13.c | 288 ++++++++++++++++++++++++++++++++++++------- win32/device.c | 233 +--------------------------------- 2 files changed, 246 insertions(+), 275 deletions(-) diff --git a/dlls/winedos/int13.c b/dlls/winedos/int13.c index c4fcdb59017..fa0968d6f5e 100644 --- a/dlls/winedos/int13.c +++ b/dlls/winedos/int13.c @@ -19,6 +19,9 @@ */ #include "config.h" +#include "miscemu.h" +#include "wine/debug.h" +#include "drive.h" #include #include @@ -26,46 +29,147 @@ # include #endif -#include "winbase.h" -#include "winioctl.h" -#include "miscemu.h" -#include "wine/debug.h" +#ifdef HAVE_SYS_IOCTL_H +# include +#endif +#include +#ifdef linux +# include +#endif 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) ); - /* Note: segment registers == 0 means that CTX_SEG_OFF_TO_LIN - will interpret 32-bit register contents as linear pointers */ + INT13_last_status = status; - pCxt->ContextFlags=CONTEXT86_INTEGER|CONTEXT86_CONTROL; - 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; + SET_AH( context, status ); - /* FIXME: Only partial CONTEXT86_CONTROL */ - pCxt->EFlags = pIn->reg_Flags; + if (status) + 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; - pOut->reg_EBX = pCxt->Ebx; - pOut->reg_ECX = pCxt->Ecx; - pOut->reg_EDX = pCxt->Edx; - pOut->reg_ESI = pCxt->Esi; - pOut->reg_EDI = pCxt->Edi; + static const DWORD drive_type_info[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 */ + }; - /* FIXME: Only partial CONTEXT86_CONTROL */ - pOut->reg_Flags = pCxt->EFlags; + unsigned int i; + 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) * @@ -73,28 +177,120 @@ static void CONTEXT_2_DIOCRegs( CONTEXT86 *pCxt, DIOC_REGISTERS *pOut ) */ void WINAPI DOSVM_Int13Handler( CONTEXT86 *context ) { - HANDLE hVWin32; - DIOC_REGISTERS regs; - DWORD dwRet; + TRACE( "AH=%02x\n", AH_reg( context ) ); - hVWin32 = CreateFileA("\\\\.\\VWIN32", GENERIC_READ|GENERIC_WRITE, - 0, NULL, OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0); - - if(hVWin32!=INVALID_HANDLE_VALUE) + switch( AH_reg( context ) ) { - CONTEXT_2_DIOCRegs( context, ®s); + case 0x00: /* RESET DISK SYSTEM */ + INT13_SetStatus( context, 0x00 ); /* success */ + break; - if(!DeviceIoControl(hVWin32, VWIN32_DIOC_DOS_INT13, - ®s, sizeof regs, ®s, sizeof regs, &dwRet, NULL)) - DIOCRegs_2_CONTEXT(®s, context); + case 0x01: /* STATUS OF DISK SYSTEM */ + INT13_SetStatus( context, INT13_last_status ); + 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 - SET_CFLAG(context); + { + /* floppy disk */ + INT13_ReadFloppyParams( context ); + } + break; - CloseHandle(hVWin32); - } - else - { - ERR("Failed to open device VWIN32\n"); - SET_CFLAG(context); - } + case 0x09: /* INITIALIZE CONTROLLER WITH DRIVE PARAMETERS */ + case 0x0a: /* FIXED DISK - READ LONG */ + case 0x0b: /* FIXED DISK - WRITE LONG */ + case 0x0c: /* SEEK TO CYLINDER */ + case 0x0d: /* ALTERNATE RESET HARD DISK */ + 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 */ + } } diff --git a/win32/device.c b/win32/device.c index ea5342a3b62..ee7fa3423ce 100644 --- a/win32/device.c +++ b/win32/device.c @@ -46,16 +46,6 @@ #include "wine/debug.h" #include "callback.h" -/* int 13 stuff */ -#ifdef HAVE_SYS_IOCTL_H -# include -#endif -#include -#ifdef linux -# include -#endif -#include "drive.h" - 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) -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, LPVOID lpvInBuffer, DWORD cbInBuffer, LPVOID lpvOutBuffer, DWORD cbOutBuffer, @@ -1969,18 +1750,9 @@ static BOOL DeviceIo_VWin32(DWORD 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 0x10: /* Int 0x21 call, call it VWIN_DIOC_INT21 ? */ + case VWIN32_DIOC_DOS_INT13: case VWIN32_DIOC_DOS_INT25: case VWIN32_DIOC_DOS_INT26: 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 */ intnum = 0x21; break; + case VWIN32_DIOC_DOS_INT13: + intnum = 0x13; + break; case VWIN32_DIOC_DOS_INT25: intnum = 0x25; break;