mirror of
git://source.winehq.org/git/wine.git
synced 2024-08-31 03:04:07 +00:00
Move int08 stub and LOL to upper memory.
Move simple int21 functions to winedos.
This commit is contained in:
parent
310de886e9
commit
1cfc850b2c
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@ -992,6 +992,7 @@
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@ stdcall FindResource16(long str str) FindResource16
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@ stdcall FreeResource16(long) FreeResource16
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@ stdcall FreeSelector16(long) FreeSelector16
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@ stdcall GetCurrentPDB16() GetCurrentPDB16
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@ stdcall GetCurrentTask() GetCurrentTask
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@ stdcall GetDOSEnvironment16() GetDOSEnvironment16
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@ stdcall GetExePtr(long) GetExePtr
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@ -456,13 +456,18 @@ Output of DOS 6.22:
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void DOSDEV_InstallDOSDevices(void)
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{
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DOS_DATASEG *dataseg;
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UINT16 seg;
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WORD seg;
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WORD selector;
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unsigned int n;
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/* allocate DOS data segment or something */
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DOS_LOLSeg = GlobalDOSAlloc16(sizeof(DOS_DATASEG));
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seg = HIWORD(DOS_LOLSeg);
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dataseg = MapSL( MAKESEGPTR(LOWORD(DOS_LOLSeg), 0) );
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dataseg = DOSVM_AllocDataUMB( sizeof(DOS_DATASEG), &seg, &selector );
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DOS_LOLSeg = MAKESEGPTR( seg, 0 );
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DOSMEM_LOL()->wine_rm_lol =
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MAKESEGPTR( seg, FIELD_OFFSET(DOS_LISTOFLISTS, ptr_first_DPB) );
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DOSMEM_LOL()->wine_pm_lol =
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MAKESEGPTR( selector, FIELD_OFFSET(DOS_LISTOFLISTS, ptr_first_DPB) );
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/* initialize the magnificent List Of Lists */
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InitListOfLists(&dataseg->lol);
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@ -57,7 +57,6 @@ typedef void (WINAPI *INTPROC)(CONTEXT86*);
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extern WORD DOSVM_psp; /* psp of current DOS task */
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extern WORD DOSVM_retval; /* return value of previous DOS task */
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extern DWORD DOS_LOLSeg;
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extern struct DPMI_segments *DOSVM_dpmi_segments;
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#if defined(linux) && defined(__i386__) && defined(HAVE_SYS_VM86_H)
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@ -118,6 +117,9 @@ extern void WINAPI DOSVM_Int3eHandler(CONTEXT86*);
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/* himem.c */
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extern void DOSVM_InitSegments(void);
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extern LPVOID DOSVM_AllocUMB(DWORD);
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extern LPVOID DOSVM_AllocCodeUMB(DWORD, WORD *, WORD *);
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extern LPVOID DOSVM_AllocDataUMB(DWORD, WORD *, WORD *);
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/* int09.c */
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extern void WINAPI DOSVM_Int09Handler(CONTEXT86*);
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@ -66,7 +66,7 @@ static DWORD DOSVM_umb_free = DOSVM_UMB_BOTTOM;
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* overhead. Use of this routine also preserves precious DOS
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* conventional memory.
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*/
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static LPVOID DOSVM_AllocUMB( DWORD size )
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LPVOID DOSVM_AllocUMB( DWORD size )
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{
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LPVOID ptr = (LPVOID)DOSVM_umb_free;
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@ -89,7 +89,7 @@ static LPVOID DOSVM_AllocUMB( DWORD size )
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* Initializes real mode segment and 16-bit protected mode selector
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* for the allocated code block.
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*/
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static LPVOID DOSVM_AllocCodeUMB( DWORD size, WORD *segment, WORD *selector )
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LPVOID DOSVM_AllocCodeUMB( DWORD size, WORD *segment, WORD *selector )
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{
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LPVOID ptr = DOSVM_AllocUMB( size );
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@ -103,6 +103,27 @@ static LPVOID DOSVM_AllocCodeUMB( DWORD size, WORD *segment, WORD *selector )
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}
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/***********************************************************************
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* DOSVM_AllocDataUMB
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*
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* Allocate upper memory block for storing data.
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* Initializes real mode segment and 16-bit protected mode selector
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* for the allocated data block.
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*/
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LPVOID DOSVM_AllocDataUMB( DWORD size, WORD *segment, WORD *selector )
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{
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LPVOID ptr = DOSVM_AllocUMB( size );
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if (segment)
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*segment = (DWORD)ptr >> 4;
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if (selector)
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*selector = SELECTOR_AllocBlock( ptr, size, WINE_LDT_FLAGS_DATA );
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return ptr;
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}
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/***********************************************************************
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* DOSVM_InitSegments
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*
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@ -44,8 +44,30 @@ extern void WINAPI INT_Int21Handler( CONTEXT86 *context );
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WINE_DEFAULT_DEBUG_CHANNEL(int21);
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/***********************************************************************
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* INT21_GetPSP
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*
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* Handler for functions 0x51 and 0x62.
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*/
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static void INT21_GetPSP( CONTEXT86 *context )
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{
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TRACE( "GET CURRENT PSP ADDRESS (%02x)\n", AH_reg(context) );
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/*
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* FIXME: should we return the original DOS PSP upon
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* Windows startup ?
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*/
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if (!ISV86(context) && DOSVM_IsWin16())
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SET_BX( context, LOWORD(GetCurrentPDB16()) );
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else
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SET_BX( context, DOSVM_psp );
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}
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/***********************************************************************
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* INT21_Ioctl
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*
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* Handler for function 0x44.
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*/
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static void INT21_Ioctl( CONTEXT86 *context )
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{
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@ -347,7 +369,6 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
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case 0x0d: /* DISK BUFFER FLUSH */
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TRACE("DISK BUFFER FLUSH ignored\n");
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RESET_CFLAG( context ); /* dos 6+ only */
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break;
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case 0x0e: /* SELECT DEFAULT DRIVE */
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@ -410,7 +431,7 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
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TRACE("SET INTERRUPT VECTOR 0x%02x\n",AL_reg(context));
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{
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FARPROC16 ptr = (FARPROC16)MAKESEGPTR( context->SegDs, DX_reg(context) );
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if (DOSVM_IsWin16())
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if (!ISV86(context) && DOSVM_IsWin16())
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DOSVM_SetPMHandler16( AL_reg(context), ptr );
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else
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DOSVM_SetRMHandler( AL_reg(context), ptr );
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@ -424,10 +445,21 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
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break;
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case 0x29: /* PARSE FILENAME INTO FCB */
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case 0x2a: /* GET SYSTEM DATE */
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INT_Int21Handler( context );
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break;
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case 0x2a: /* GET SYSTEM DATE */
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TRACE( "GET SYSTEM DATE\n" );
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{
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SYSTEMTIME systime;
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GetLocalTime( &systime );
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SET_CX( context, systime.wYear );
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SET_DH( context, systime.wMonth );
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SET_DL( context, systime.wDay );
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SET_AL( context, systime.wDayOfWeek );
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}
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break;
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case 0x2b: /* SET SYSTEM DATE */
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FIXME("SetSystemDate(%02d/%02d/%04d): not allowed\n",
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DL_reg(context), DH_reg(context), CX_reg(context) );
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@ -435,7 +467,15 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
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break;
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case 0x2c: /* GET SYSTEM TIME */
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INT_Int21Handler( context );
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TRACE( "GET SYSTEM TIME\n" );
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{
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SYSTEMTIME systime;
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GetLocalTime( &systime );
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SET_CL( context, systime.wHour );
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SET_CH( context, systime.wMinute );
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SET_DH( context, systime.wSecond );
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SET_DL( context, systime.wMilliseconds / 10 );
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}
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break;
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case 0x2d: /* SET SYSTEM TIME */
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@ -469,7 +509,7 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
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TRACE("GET INTERRUPT VECTOR 0x%02x\n",AL_reg(context));
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{
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FARPROC16 addr;
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if (DOSVM_IsWin16())
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if (!ISV86(context) && DOSVM_IsWin16())
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addr = DOSVM_GetPMHandler16( AL_reg(context) );
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else
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addr = DOSVM_GetRMHandler( AL_reg(context) );
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@ -527,8 +567,59 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
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case 0x45: /* "DUP" - DUPLICATE FILE HANDLE */
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case 0x46: /* "DUP2", "FORCEDUP" - FORCE DUPLICATE FILE HANDLE */
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case 0x47: /* "CWD" - GET CURRENT DIRECTORY */
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INT_Int21Handler( context );
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break;
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case 0x48: /* ALLOCATE MEMORY */
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TRACE( "ALLOCATE MEMORY for %d paragraphs\n", BX_reg(context) );
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{
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WORD selector = 0;
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DWORD bytes = (DWORD)BX_reg(context) << 4;
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if (!ISV86(context) && DOSVM_IsWin16())
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{
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DWORD rv = GlobalDOSAlloc16( bytes );
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selector = LOWORD( rv );
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}
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else
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DOSMEM_GetBlock( bytes, &selector );
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if (selector)
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SET_AX( context, selector );
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else
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{
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SET_CFLAG(context);
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SET_AX( context, 0x0008 ); /* insufficient memory */
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SET_BX( context, DOSMEM_Available() >> 4 );
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}
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}
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break;
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case 0x49: /* FREE MEMORY */
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TRACE( "FREE MEMORY segment %04lX\n", context->SegEs );
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{
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BOOL ok;
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if (!ISV86(context) && DOSVM_IsWin16())
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{
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ok = !GlobalDOSFree16( context->SegEs );
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/* If we don't reset ES_reg, we will fail in the relay code */
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if (ok)
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context->SegEs = 0;
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}
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else
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ok = DOSMEM_FreeBlock( (void*)((DWORD)context->SegEs << 4) );
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if (!ok)
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{
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TRACE("FREE MEMORY failed\n");
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SET_CFLAG(context);
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SET_AX( context, 0x0009 ); /* memory block address invalid */
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}
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}
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break;
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case 0x4a: /* RESIZE MEMORY BLOCK */
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INT_Int21Handler( context );
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break;
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@ -573,29 +664,21 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
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break;
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case 0x51: /* GET PSP ADDRESS */
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if (DOSVM_IsWin16()) {
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INT_Int21Handler( context );
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break;
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}
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TRACE("GET CURRENT PROCESS ID (GET PSP ADDRESS)\n");
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/* FIXME: should we return the original DOS PSP upon */
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/* Windows startup ? */
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SET_BX( context, DOSVM_psp );
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INT21_GetPSP( context );
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break;
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case 0x52: /* "SYSVARS" - GET LIST OF LISTS */
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TRACE("SYSVARS - GET LIST OF LISTS\n");
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if (DOSVM_IsWin16())
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if (!ISV86(context) && DOSVM_IsWin16())
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{
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FIXME("LOLSeg broken for now\n");
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context->SegEs = 0;
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SET_BX( context, 0 );
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SEGPTR ptr = DOSMEM_LOL()->wine_pm_lol;
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context->SegEs = SELECTOROF(ptr);
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SET_BX( context, OFFSETOF(ptr) );
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}
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else
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{
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context->SegEs = HIWORD(DOS_LOLSeg);
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SET_BX( context, FIELD_OFFSET(DOS_LISTOFLISTS, ptr_first_DPB) );
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SEGPTR ptr = DOSMEM_LOL()->wine_rm_lol;
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context->SegEs = SELECTOROF(ptr);
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SET_BX( context, OFFSETOF(ptr) );
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}
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break;
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@ -606,10 +689,29 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
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case 0x56: /* "RENAME" - RENAME FILE */
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case 0x57: /* FILE DATE AND TIME */
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case 0x58: /* GET OR SET MEMORY/UMB ALLOCATION STRATEGY */
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INT_Int21Handler( context );
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break;
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case 0x58: /* GET OR SET MEMORY ALLOCATION STRATEGY */
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TRACE( "GET OR SET MEMORY ALLOCATION STRATEGY, subfunction %d\n",
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AL_reg(context) );
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switch (AL_reg(context))
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{
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case 0x00: /* GET ALLOCATION STRATEGY */
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SET_AX( context, 1 ); /* low memory best fit */
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break;
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case 0x01: /* SET ALLOCATION STRATEGY */
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TRACE( "Set allocation strategy to %d - ignored\n",
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BL_reg(context) );
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break;
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default:
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INT_BARF( context, 0x21 );
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break;
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}
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break;
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case 0x59: /* GET EXTENDED ERROR INFO */
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INT21_GetExtendedError( context );
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break;
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@ -626,22 +728,29 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
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break;
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case 0x62: /* GET PSP ADDRESS */
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if (DOSVM_IsWin16()) {
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INT_Int21Handler( context );
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break;
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}
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TRACE("GET CURRENT PSP ADDRESS\n");
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/* FIXME: should we return the original DOS PSP upon */
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/* Windows startup ? */
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SET_BX( context, DOSVM_psp );
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INT21_GetPSP( context );
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break;
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case 0x63: /* MISC. LANGUAGE SUPPORT */
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INT_Int21Handler( context );
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break;
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case 0x64: /* OS/2 DOS BOX */
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INT_BARF( context, 0x21 );
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SET_CFLAG(context);
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break;
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case 0x65: /* GET EXTENDED COUNTRY INFORMATION */
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case 0x66: /* GLOBAL CODE PAGE TABLE */
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INT_Int21Handler( context );
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break;
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case 0x67: /* SET HANDLE COUNT */
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TRACE( "SET HANDLE COUNT to %d\n", BX_reg(context) );
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if (SetHandleCount( BX_reg(context) ) < BX_reg(context) )
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bSetDOSExtendedError = TRUE;
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break;
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case 0x68: /* "FFLUSH" - COMMIT FILE */
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case 0x69: /* DISK SERIAL NUMBER */
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case 0x6a: /* COMMIT FILE */
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@ -174,7 +174,7 @@ static char int08[]={
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static void MZ_InitHandlers(void)
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{
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WORD seg;
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LPBYTE start=DOSMEM_GetBlock(sizeof(int08),&seg);
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LPBYTE start = DOSVM_AllocCodeUMB( sizeof(int08), &seg, 0 );
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memcpy(start,int08,sizeof(int08));
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/* INT 08: point it at our tick-incrementing handler */
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((SEGPTR*)0)[0x08]=MAKESEGPTR(seg,0);
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@ -20,7 +20,7 @@
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#ifndef __WINE_MSDOS_H
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#define __WINE_MSDOS_H
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#include "winnt.h"
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#include "wine/windef16.h"
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#include "pshpack1.h"
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@ -117,6 +117,8 @@ typedef struct _DOS_LISTOFLISTS
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BYTE boot_drive; /* 43 */
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BYTE flag_DWORD_moves; /* 44 01h for 386+, 00h otherwise */
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WORD size_extended_mem; /* 45 size of extended mem in KB */
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SEGPTR wine_rm_lol; /* -- wine: Real mode pointer to LOL */
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SEGPTR wine_pm_lol; /* -- wine: Protected mode pointer to LOL */
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} DOS_LISTOFLISTS;
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#include "poppack.h"
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@ -209,8 +211,6 @@ typedef struct _DOS_LISTOFLISTS
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#define EL_Serial 0x04
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#define EL_Memory 0x05
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void WINAPI DOS3Call( CONTEXT86 *context );
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#define DOSCONF_MEM_HIGH 0x0001
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#define DOSCONF_MEM_UMB 0x0002
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#define DOSCONF_NUMLOCK 0x0004
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109
msdos/int21.c
109
msdos/int21.c
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@ -468,22 +468,6 @@ static void INT21_ParseFileNameIntoFCB( CONTEXT86 *context )
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SET_SI( context, context->Esi + (int)s - (int)filename );
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}
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static void INT21_GetSystemDate( CONTEXT86 *context )
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{
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SYSTEMTIME systime;
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GetLocalTime( &systime );
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SET_CX( context, systime.wYear );
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SET_DX( context, (systime.wMonth << 8) | systime.wDay );
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SET_AX( context, systime.wDayOfWeek );
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}
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static void INT21_GetSystemTime( CONTEXT86 *context )
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{
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SYSTEMTIME systime;
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GetLocalTime( &systime );
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SET_CX( context, (systime.wHour << 8) | systime.wMinute );
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SET_DX( context, (systime.wSecond << 8) | (systime.wMilliseconds / 10) );
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}
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/* Many calls translate a drive argument like this:
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drive number (00h = default, 01h = A:, etc)
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@ -1106,14 +1090,6 @@ void WINAPI INT_Int21Handler( CONTEXT86 *context )
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INT21_ParseFileNameIntoFCB(context);
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break;
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case 0x2a: /* GET SYSTEM DATE */
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INT21_GetSystemDate(context);
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break;
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case 0x2c: /* GET SYSTEM TIME */
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INT21_GetSystemTime(context);
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break;
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case 0x2f: /* GET DISK TRANSFER AREA ADDRESS */
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TRACE("GET DISK TRANSFER AREA ADDRESS\n");
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{
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@ -1510,52 +1486,6 @@ void WINAPI INT_Int21Handler( CONTEXT86 *context )
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bSetDOSExtendedError = !INT21_GetCurrentDirectory(context);
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break;
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case 0x48: /* ALLOCATE MEMORY */
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TRACE("ALLOCATE MEMORY for %d paragraphs\n", BX_reg(context));
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{
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LPVOID *mem;
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if (ISV86(context))
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{
|
||||
mem= DOSMEM_GetBlock((DWORD)BX_reg(context)<<4,NULL);
|
||||
if (mem)
|
||||
SET_AX( context, DOSMEM_MapLinearToDos(mem)>>4 );
|
||||
}
|
||||
else
|
||||
{
|
||||
mem = (LPVOID)GlobalDOSAlloc16(BX_reg(context)<<4);
|
||||
if (mem)
|
||||
SET_AX( context, (DWORD)mem&0xffff );
|
||||
}
|
||||
if (!mem)
|
||||
{
|
||||
SET_CFLAG(context);
|
||||
SET_AX( context, 0x0008 ); /* insufficient memory */
|
||||
SET_BX( context, DOSMEM_Available()>>4 );
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
case 0x49: /* FREE MEMORY */
|
||||
TRACE("FREE MEMORY segment %04lX\n", context->SegEs);
|
||||
{
|
||||
BOOL ret;
|
||||
if (ISV86(context))
|
||||
ret= DOSMEM_FreeBlock(DOSMEM_MapDosToLinear(context->SegEs<<4));
|
||||
else
|
||||
{
|
||||
ret = !GlobalDOSFree16(context->SegEs);
|
||||
/* If we don't reset ES_reg, we will fail in the relay code */
|
||||
context->SegEs=ret;
|
||||
}
|
||||
if (!ret)
|
||||
{
|
||||
TRACE("FREE MEMORY failed\n");
|
||||
SET_CFLAG(context);
|
||||
SET_AX( context, 0x0009 ); /* memory block address invalid */
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
case 0x4a: /* RESIZE MEMORY BLOCK */
|
||||
TRACE("RESIZE MEMORY segment %04lX to %d paragraphs\n", context->SegEs, BX_reg(context));
|
||||
if (!ISV86(context))
|
||||
|
@ -1596,17 +1526,6 @@ void WINAPI INT_Int21Handler( CONTEXT86 *context )
|
|||
}
|
||||
else SET_AX( context, 0 ); /* OK */
|
||||
break;
|
||||
case 0x51: /* GET PSP ADDRESS */
|
||||
TRACE("GET CURRENT PROCESS ID (GET PSP ADDRESS)\n");
|
||||
/* FIXME: should we return the original DOS PSP upon */
|
||||
/* Windows startup ? */
|
||||
SET_BX( context, GetCurrentPDB16() );
|
||||
break;
|
||||
case 0x62: /* GET PSP ADDRESS */
|
||||
/* FIXME: should we return the original DOS PSP upon */
|
||||
/* Windows startup ? */
|
||||
SET_BX( context, GetCurrentPDB16() );
|
||||
break;
|
||||
|
||||
case 0x56: /* "RENAME" - RENAME FILE */
|
||||
TRACE("RENAME %s to %s\n",
|
||||
|
@ -1652,24 +1571,6 @@ void WINAPI INT_Int21Handler( CONTEXT86 *context )
|
|||
}
|
||||
break;
|
||||
|
||||
case 0x58: /* GET OR SET MEMORY/UMB ALLOCATION STRATEGY */
|
||||
TRACE("GET OR SET MEMORY/UMB ALLOCATION STRATEGY subfunction %d\n",
|
||||
AL_reg(context));
|
||||
switch (AL_reg(context))
|
||||
{
|
||||
case 0x00:
|
||||
SET_AX( context, 1 );
|
||||
break;
|
||||
case 0x02:
|
||||
SET_AX( context, 0 );
|
||||
break;
|
||||
case 0x01:
|
||||
case 0x03:
|
||||
break;
|
||||
}
|
||||
RESET_CFLAG(context);
|
||||
break;
|
||||
|
||||
case 0x5a: /* CREATE TEMPORARY FILE */
|
||||
TRACE("CREATE TEMPORARY FILE\n");
|
||||
bSetDOSExtendedError = !INT21_CreateTempFile(context);
|
||||
|
@ -1746,10 +1647,6 @@ void WINAPI INT_Int21Handler( CONTEXT86 *context )
|
|||
break;
|
||||
}
|
||||
break;
|
||||
case 0x64: /* OS/2 DOS BOX */
|
||||
INT_BARF( context, 0x21 );
|
||||
SET_CFLAG(context);
|
||||
break;
|
||||
|
||||
case 0x65:{/* GET EXTENDED COUNTRY INFORMATION */
|
||||
BYTE *dataptr=CTX_SEG_OFF_TO_LIN(context, context->SegEs,context->Edi);
|
||||
|
@ -1812,12 +1709,6 @@ void WINAPI INT_Int21Handler( CONTEXT86 *context )
|
|||
}
|
||||
break;
|
||||
|
||||
case 0x67: /* SET HANDLE COUNT */
|
||||
TRACE("SET HANDLE COUNT to %d\n",BX_reg(context) );
|
||||
SetHandleCount16( BX_reg(context) );
|
||||
if (GetLastError()) bSetDOSExtendedError = TRUE;
|
||||
break;
|
||||
|
||||
case 0x68: /* "FFLUSH" - COMMIT FILE */
|
||||
case 0x6a: /* COMMIT FILE */
|
||||
TRACE("FFLUSH/COMMIT handle %d\n",BX_reg(context));
|
||||
|
|
Loading…
Reference in a new issue