diff options
Diffstat (limited to 'board/MAI/bios_emulator/scitech/src/pm/ntdrv')
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/_irq.asm | 288 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/_pm.asm | 281 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/cpuinfo.c | 64 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/int86.c | 251 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/irq.c | 142 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/mem.c | 518 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/oshdr.h | 45 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/pm.c | 933 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/stdio.c | 330 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/stdlib.c | 139 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/vflat.c | 45 | ||||
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c | 123 |
12 files changed, 0 insertions, 3159 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/_irq.asm b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/_irq.asm deleted file mode 100644 index 11824a0afc..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/_irq.asm +++ /dev/null @@ -1,288 +0,0 @@ -;**************************************************************************** -;* -;* SciTech OS Portability Manager Library -;* -;* ======================================================================== -;* -;* The contents of this file are subject to the SciTech MGL Public -;* License Version 1.0 (the "License"); you may not use this file -;* except in compliance with the License. You may obtain a copy of -;* the License at http://www.scitechsoft.com/mgl-license.txt -;* -;* Software distributed under the License is distributed on an -;* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -;* implied. See the License for the specific language governing -;* rights and limitations under the License. -;* -;* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -;* -;* The Initial Developer of the Original Code is SciTech Software, Inc. -;* All Rights Reserved. -;* -;* ======================================================================== -;* -;* Language: 80386 Assembler, TASM 4.0 or NASM -;* Environment: 32-bit Windows NT device driver -;* -;* Description: Low level assembly support for the PM library specific to -;* Windows NT device drivers. -;* -;**************************************************************************** - - IDEAL - -include "scitech.mac" ; Memory model macros - -header _irq ; Set up memory model - -begdataseg _irq - - cextern _PM_rtcHandler,CPTR - cextern _PM_prevRTC,FCPTR - -RtcInside dw 0 ; Are we still handling current interrupt -sidtBuf df 0 ; Buffer for sidt instruction - -enddataseg _irq - -begcodeseg _irq ; Start of code segment - -cpublic _PM_irqCodeStart - -; Macro to delay briefly to ensure that enough time has elapsed between -; successive I/O accesses so that the device being accessed can respond -; to both accesses even on a very fast PC. - -ifdef USE_NASM -%macro DELAY 0 - jmp short $+2 - jmp short $+2 - jmp short $+2 -%endmacro -%macro IODELAYN 1 -%rep %1 - DELAY -%endrep -%endmacro -else -macro DELAY - jmp short $+2 - jmp short $+2 - jmp short $+2 -endm -macro IODELAYN N - rept N - DELAY - endm -endm -endif - -;---------------------------------------------------------------------------- -; PM_rtcISR - Real time clock interrupt subroutine dispatcher -;---------------------------------------------------------------------------- -; Hardware interrupt handler for the timer interrupt, to dispatch control -; to high level C based subroutines. We save the state of all registers -; in this routine, and switch to a local stack. Interrupts are *off* -; when we call the user code. -; -; NOTE: This routine switches to a local stack before calling any C code, -; and hence is _not_ re-entrant. Make sure your C code executes as -; quickly as possible, since a timer overrun will simply hang the -; system. -;---------------------------------------------------------------------------- -cprocfar _PM_rtcISR - -;++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ -; If we enable interrupts and call into any C based interrupt handling code, -; we need to setup a bunch of important information for the NT kernel. The -; code below takes care of this housekeeping for us (see Undocumented NT for -; details). If we don't do this housekeeping and interrupts are enabled, -; the kernel will become very unstable and crash within 10 seconds or so. -;++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ - - pushad - pushfd - push fs - - mov ebx,00000030h - mov fs,bx - sub esp,50h - mov ebp,esp - -; Setup the exception frame to NULL - - mov ebx,[DWORD cs:0FFDFF000h] - mov [DWORD ds:0FFDFF000h], 0FFFFFFFFh - mov [DWORD ebp],ebx - -; Save away the existing KSS ebp - - mov esi,[DWORD cs:0FFDFF124h] - mov ebx,[DWORD esi+00000128h] - mov [DWORD ebp+4h],ebx - mov [DWORD esi+00000128h],ebp - -; Save away the kernel time and the thread mode (kernel/user) - - mov edi,[DWORD esi+00000137h] - mov [DWORD ebp+8h],edi - -; Set the thread mode (kernel/user) based on the code selector - - mov ebx,[DWORD ebp+7Ch] - and ebx,01 - mov [BYTE esi+00000137h],bl - -;++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ -; End of special interrupt Prolog code -;++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ - -; Clear priority interrupt controller and re-enable interrupts so we -; dont lock things up for long. - - mov al,20h - out 0A0h,al - out 020h,al - -; Clear real-time clock timeout - - in al,70h ; Read CMOS index register - push eax ; and save for later - IODELAYN 3 - mov al,0Ch - out 70h,al - IODELAYN 5 - in al,71h - -; Call the C interrupt handler function - - cmp [BYTE RtcInside],1 ; Check for mutual exclusion - je @@Exit - mov [BYTE RtcInside],1 - sti ; Enable interrupts - cld ; Clear direction flag for C code - call [CPTR _PM_rtcHandler] - cli ; Disable interrupts on exit! - mov [BYTE RtcInside],0 - -@@Exit: pop eax - out 70h,al ; Restore CMOS index register - -;++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ -; Start of special epilog code to restore stuff on exit from handler -;++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ - -; Restore the KSS ebp - - mov esi,[DWORD cs:0FFDFF124h] - mov ebx,[DWORD ebp+4] - mov [DWORD esi+00000128h],ebx - -; Restore the exception frame - - mov ebx,[DWORD ebp] - mov [DWORD fs:00000000],ebx - -; Restore the thread mode - - mov ebx,[DWORD ebp+8h] - mov esi,[DWORD fs:00000124h] - mov [BYTE esi+00000137h],bl - add esp, 50h - pop fs - popfd - popad - -; Return from interrupt - - iret - -cprocend - -cpublic _PM_irqCodeEnd - -;---------------------------------------------------------------------------- -; void _PM_getISR(int irq,PMFARPTR *handler); -;---------------------------------------------------------------------------- -; Function to return the specific IRQ handler direct from the IDT. -;---------------------------------------------------------------------------- -cprocstart _PM_getISR - - ARG idtEntry:UINT, handler:DPTR - - enter_c 0 - mov ecx,[handler] ; Get address of handler to fill in - sidt [sidtBuf] ; Get IDTR register into sidtBuf - mov eax,[DWORD sidtBuf+2] ; Get address of IDT into EAX - mov ebx,[idtEntry] - lea eax,[eax+ebx*8] ; Get entry in the IDT - movzx edx,[WORD eax+6] ; Get high order 16-bits - shl edx,16 ; Move into top 16-bits of address - mov dx,[WORD eax] ; Get low order 16-bits - mov [DWORD ecx],edx ; Store linear address of handler - mov dx,[WORD eax+2] ; Get selector value - mov [WORD ecx+4],dx ; Store selector value - leave_c - ret - -cprocend _PM_getISR - -;---------------------------------------------------------------------------- -; void _PM_setISR(int irq,void *handler); -;---------------------------------------------------------------------------- -; Function to set the specific IRQ handler direct in the IDT. -;---------------------------------------------------------------------------- -cprocstart _PM_setISR - - ARG irq:UINT, handler:CPTR - - enter_c 0 - mov ecx,[handler] ; Get address of new handler - mov dx,cs ; Get selector for new handler - sidt [sidtBuf] ; Get IDTR register into sidtBuf - mov eax,[DWORD sidtBuf+2] ; Get address of IDT into EAX - mov ebx,[idtEntry] - lea eax,[eax+ebx*8] ; Get entry in the IDT - cli - mov [WORD eax+2],dx ; Store code segment selector - mov [WORD eax],cx ; Store low order bits of handler - shr ecx,16 - mov [WORD eax+6],cx ; Store high order bits of handler - sti - leave_c - ret - -cprocend _PM_setISR - -;---------------------------------------------------------------------------- -; void _PM_restoreISR(int irq,PMFARPTR *handler); -;---------------------------------------------------------------------------- -; Function to set the specific IRQ handler direct in the IDT. -;---------------------------------------------------------------------------- -cprocstart _PM_restoreISR - - ARG irq:UINT, handler:CPTR - - enter_c 0 - mov ecx,[handler] - mov dx,[WORD ecx+4] ; Get selector for old handler - mov ecx,[DWORD ecx] ; Get address of old handler - sidt [sidtBuf] ; Get IDTR register into sidtBuf - mov eax,[DWORD sidtBuf+2] ; Get address of IDT into EAX - mov ebx,[idtEntry] - lea eax,[eax+ebx*8] ; Get entry in the IDT - cli - mov [WORD eax+2],dx ; Store code segment selector - mov [WORD eax],cx ; Store low order bits of handler - shr ecx,16 - mov [WORD eax+6],cx ; Store high order bits of handler - sti - leave_c - ret - -cprocend _PM_restoreISR - -endcodeseg _irq - - END ; End of module - diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/_pm.asm b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/_pm.asm deleted file mode 100644 index 6cb276d25e..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/_pm.asm +++ /dev/null @@ -1,281 +0,0 @@ -;**************************************************************************** -;* -;* SciTech OS Portability Manager Library -;* -;* ======================================================================== -;* -;* The contents of this file are subject to the SciTech MGL Public -;* License Version 1.0 (the "License"); you may not use this file -;* except in compliance with the License. You may obtain a copy of -;* the License at http://www.scitechsoft.com/mgl-license.txt -;* -;* Software distributed under the License is distributed on an -;* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -;* implied. See the License for the specific language governing -;* rights and limitations under the License. -;* -;* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -;* -;* The Initial Developer of the Original Code is SciTech Software, Inc. -;* All Rights Reserved. -;* -;* ======================================================================== -;* -;* Language: 80386 Assembler, TASM 4.0 or NASM -;* Environment: 32-bit Windows NT device driver -;* -;* Description: Low level assembly support for the PM library specific to -;* Windows NT device drivers. -;* -;**************************************************************************** - - IDEAL - -include "scitech.mac" ; Memory model macros - -header _pm ; Set up memory model - -P586 - -begdataseg - -; Watcom C++ externals required to link when compiling floating point -; C code. They are not actually used in the code because we compile with -; inline floating point instructions, however the compiler still generates -; the references in the object modules. - -__8087 dd 0 - PUBLIC __8087 -__imthread: -__fltused: -_fltused_ dd 0 - PUBLIC __imthread - PUBLIC _fltused_ - PUBLIC __fltused - -enddataseg - -begcodeseg _pm ; Start of code segment - -;---------------------------------------------------------------------------- -; void PM_segread(PMSREGS *sregs) -;---------------------------------------------------------------------------- -; Read the current value of all segment registers -;---------------------------------------------------------------------------- -cprocstart PM_segread - - ARG sregs:DPTR - - enter_c - - mov ax,es - _les _si,[sregs] - mov [_ES _si],ax - mov [_ES _si+2],cs - mov [_ES _si+4],ss - mov [_ES _si+6],ds - mov [_ES _si+8],fs - mov [_ES _si+10],gs - - leave_c - ret - -cprocend - -;---------------------------------------------------------------------------- -; int PM_int386x(int intno, PMREGS *in, PMREGS *out,PMSREGS *sregs) -;---------------------------------------------------------------------------- -; Issues a software interrupt in protected mode. This routine has been -; written to allow user programs to load CS and DS with different values -; other than the default. -;---------------------------------------------------------------------------- -cprocstart PM_int386x - -; Not used for NT device drivers - - ret - -cprocend - -;---------------------------------------------------------------------------- -; void PM_setBankA(int bank) -;---------------------------------------------------------------------------- -cprocstart PM_setBankA - -; Not used for NT device drivers - - ret - -cprocend - -;---------------------------------------------------------------------------- -; void PM_setBankAB(int bank) -;---------------------------------------------------------------------------- -cprocstart PM_setBankAB - -; Not used for NT device drivers - - ret - -cprocend - -;---------------------------------------------------------------------------- -; void PM_setCRTStart(int x,int y,int waitVRT) -;---------------------------------------------------------------------------- -cprocstart PM_setCRTStart - -; Not used for NT device drivers - - ret - -cprocend - -; Macro to delay briefly to ensure that enough time has elapsed between -; successive I/O accesses so that the device being accessed can respond -; to both accesses even on a very fast PC. - -ifdef USE_NASM -%macro DELAY 0 - jmp short $+2 - jmp short $+2 - jmp short $+2 -%endmacro -%macro IODELAYN 1 -%rep %1 - DELAY -%endrep -%endmacro -else -macro DELAY - jmp short $+2 - jmp short $+2 - jmp short $+2 -endm -macro IODELAYN N - rept N - DELAY - endm -endm -endif - -;---------------------------------------------------------------------------- -; uchar _PM_readCMOS(int index) -;---------------------------------------------------------------------------- -; Read the value of a specific CMOS register. We do this with both -; normal interrupts and NMI disabled. -;---------------------------------------------------------------------------- -cprocstart _PM_readCMOS - - ARG index:UINT - - push _bp - mov _bp,_sp - pushfd - mov al,[BYTE index] - or al,80h ; Add disable NMI flag - cli - out 70h,al - IODELAYN 5 - in al,71h - mov ah,al - xor al,al - IODELAYN 5 - out 70h,al ; Re-enable NMI - mov al,ah ; Return value in AL - popfd - pop _bp - ret - -cprocend - -;---------------------------------------------------------------------------- -; void _PM_writeCMOS(int index,uchar value) -;---------------------------------------------------------------------------- -; Read the value of a specific CMOS register. We do this with both -; normal interrupts and NMI disabled. -;---------------------------------------------------------------------------- -cprocstart _PM_writeCMOS - - ARG index:UINT, value:UCHAR - - push _bp - mov _bp,_sp - pushfd - mov al,[BYTE index] - or al,80h ; Add disable NMI flag - cli - out 70h,al - IODELAYN 5 - mov al,[value] - out 71h,al - xor al,al - IODELAYN 5 - out 70h,al ; Re-enable NMI - popfd - pop _bp - ret - -cprocend - -;---------------------------------------------------------------------------- -; double _ftol(double f) -;---------------------------------------------------------------------------- -; Calls to __ftol are generated by the Borland C++ compiler for code -; that needs to convert a floating point type to an integral type. -; -; Input: floating point number on the top of the '87. -; -; Output: a (signed or unsigned) long in EAX -; All other registers preserved. -;----------------------------------------------------------------------- -cprocstart _ftol - - LOCAL temp1:WORD, temp2:QWORD = LocalSize - - push ebp - mov ebp,esp - sub esp,LocalSize - - fstcw [temp1] ; save the control word - fwait - mov al,[BYTE temp1+1] - or [BYTE temp1+1],0Ch ; set rounding control to chop - fldcw [temp1] - fistp [temp2] ; convert to 64-bit integer - mov [BYTE temp1+1],al - fldcw [temp1] ; restore the control word - mov eax,[DWORD temp2] ; return LS 32 bits - mov edx,[DWORD temp2+4] ; MS 32 bits - - mov esp,ebp - pop ebp - ret - -cprocend - -;---------------------------------------------------------------------------- -; _PM_getPDB - Return the Page Table Directory Base address -;---------------------------------------------------------------------------- -cprocstart _PM_getPDB - - mov eax,cr3 - and eax,0FFFFF000h - ret - -cprocend - -;---------------------------------------------------------------------------- -; Flush the Translation Lookaside buffer -;---------------------------------------------------------------------------- -cprocstart PM_flushTLB - - wbinvd ; Flush the CPU cache - mov eax,cr3 - mov cr3,eax ; Flush the TLB - ret - -cprocend - -endcodeseg _pm - - END ; End of module diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/cpuinfo.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/cpuinfo.c deleted file mode 100644 index d15b07c290..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/cpuinfo.c +++ /dev/null @@ -1,64 +0,0 @@ -/**************************************************************************** -* -* Ultra Long Period Timer -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows VxD -* -* Description: VxD specific code for the CPU detection module. -* -****************************************************************************/ - -/*----------------------------- Implementation ----------------------------*/ - -/**************************************************************************** -REMARKS: -Do nothing for VxD's -****************************************************************************/ -#define SetMaxThreadPriority() 0 - -/**************************************************************************** -REMARKS: -Do nothing for VxD's -****************************************************************************/ -#define RestoreThreadPriority(i) (void)(i) - -/**************************************************************************** -REMARKS: -Initialise the counter and return the frequency of the counter. -****************************************************************************/ -static void GetCounterFrequency( - CPU_largeInteger *freq) -{ - KeQueryPerformanceCounter((LARGE_INTEGER*)freq); -} - -/**************************************************************************** -REMARKS: -Read the counter and return the counter value. -****************************************************************************/ -#define GetCounter(t) \ -{ \ - LARGE_INTEGER lt = KeQueryPerformanceCounter(NULL); \ - (t)->low = lt.LowPart; \ - (t)->high = lt.HighPart; \ -} diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/int86.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/int86.c deleted file mode 100644 index c82648b787..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/int86.c +++ /dev/null @@ -1,251 +0,0 @@ -/**************************************************************************** -* -* SciTech OS Portability Manager Library -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows NT device drivers. -* -* Description: Implementation for the real mode software interrupt -* handling functions. -* -****************************************************************************/ - -#include "pmapi.h" -#include "drvlib/os/os.h" -#include "sdd/sddhelp.h" -#include "mtrr.h" -#include "oshdr.h" - -/*----------------------------- Implementation ----------------------------*/ - -/**************************************************************************** -REMARKS: -We do have limited BIOS access under Windows NT device drivers. -****************************************************************************/ -ibool PMAPI PM_haveBIOSAccess(void) -{ - /* Return false unless we have full buffer passing! */ - return false; -} - -/**************************************************************************** -PARAMETERS: -len - Place to store the length of the buffer -rseg - Place to store the real mode segment of the buffer -roff - Place to store the real mode offset of the buffer - -REMARKS: -This function returns the address and length of the global VESA transfer -buffer that is used for communicating with the VESA BIOS functions from -Win16 and Win32 programs under Windows. -****************************************************************************/ -void * PMAPI PM_getVESABuf( - uint *len, - uint *rseg, - uint *roff) -{ - /* No buffers supported under Windows NT (Windows XP has them however if */ - /* we ever decide to support this!) */ - return NULL; -} - -/**************************************************************************** -REMARKS: -Issue a protected mode software interrupt. -****************************************************************************/ -int PMAPI PM_int386( - int intno, - PMREGS *in, - PMREGS *out) -{ - PMSREGS sregs; - PM_segread(&sregs); - return PM_int386x(intno,in,out,&sregs); -} - -/**************************************************************************** -REMARKS: -Map a real mode pointer to a protected mode pointer. -****************************************************************************/ -void * PMAPI PM_mapRealPointer( - uint r_seg, - uint r_off) -{ - /* Not used for Windows NT drivers! */ - return NULL; -} - -/**************************************************************************** -REMARKS: -Allocate a block of real mode memory -****************************************************************************/ -void * PMAPI PM_allocRealSeg( - uint size, - uint *r_seg, - uint *r_off) -{ - /* Not supported in NT drivers */ - (void)size; - (void)r_seg; - (void)r_off; - return NULL; -} - -/**************************************************************************** -REMARKS: -Free a block of real mode memory. -****************************************************************************/ -void PMAPI PM_freeRealSeg( - void *mem) -{ - /* Not supported in NT drivers */ - (void)mem; -} - -/**************************************************************************** -REMARKS: -Issue a real mode interrupt (parameters in DPMI compatible structure) -****************************************************************************/ -void PMAPI DPMI_int86( - int intno, - DPMI_regs *regs) -{ - /* Not used in NT drivers */ -} - -/**************************************************************************** -REMARKS: -Call a V86 real mode function with the specified register values -loaded before the call. The call returns with a far ret. -****************************************************************************/ -void PMAPI PM_callRealMode( - uint seg, - uint off, - RMREGS *regs, - RMSREGS *sregs) -{ - /* TODO!! */ -#if 0 - CLIENT_STRUCT saveRegs; - - /* Bail if we do not have BIOS access (ie: the VxD was dynamically - * loaded, and not statically loaded. - */ - if (!_PM_haveBIOS) - return; - - TRACE("SDDHELP: Entering PM_callRealMode()\n"); - Begin_Nest_V86_Exec(); - LoadV86Registers(&saveRegs,regs,sregs); - Simulate_Far_Call(seg, off); - Resume_Exec(); - ReadV86Registers(&saveRegs,regs,sregs); - End_Nest_Exec(); - TRACE("SDDHELP: Exiting PM_callRealMode()\n"); -#endif -} - -/**************************************************************************** -REMARKS: -Issue a V86 real mode interrupt with the specified register values -loaded before the interrupt. -****************************************************************************/ -int PMAPI PM_int86( - int intno, - RMREGS *in, - RMREGS *out) -{ - /* TODO!! */ -#if 0 - RMSREGS sregs = {0}; - CLIENT_STRUCT saveRegs; - ushort oldDisable; - - /* Disable pass-up to our VxD handler so we directly call BIOS */ - TRACE("SDDHELP: Entering PM_int86()\n"); - if (disableTSRFlag) { - oldDisable = *disableTSRFlag; - *disableTSRFlag = 0; - } - Begin_Nest_V86_Exec(); - LoadV86Registers(&saveRegs,in,&sregs); - Exec_Int(intno); - ReadV86Registers(&saveRegs,out,&sregs); - End_Nest_Exec(); - - /* Re-enable pass-up to our VxD handler if previously enabled */ - if (disableTSRFlag) - *disableTSRFlag = oldDisable; - - TRACE("SDDHELP: Exiting PM_int86()\n"); -#else - *out = *in; -#endif - return out->x.ax; -} - -/**************************************************************************** -REMARKS: -Issue a V86 real mode interrupt with the specified register values -loaded before the interrupt. -****************************************************************************/ -int PMAPI PM_int86x( - int intno, - RMREGS *in, - RMREGS *out, - RMSREGS *sregs) -{ - /* TODO!! */ -#if 0 - CLIENT_STRUCT saveRegs; - ushort oldDisable; - - /* Bail if we do not have BIOS access (ie: the VxD was dynamically - * loaded, and not statically loaded. - */ - if (!_PM_haveBIOS) { - *out = *in; - return out->x.ax; - } - - /* Disable pass-up to our VxD handler so we directly call BIOS */ - TRACE("SDDHELP: Entering PM_int86x()\n"); - if (disableTSRFlag) { - oldDisable = *disableTSRFlag; - *disableTSRFlag = 0; - } - Begin_Nest_V86_Exec(); - LoadV86Registers(&saveRegs,in,sregs); - Exec_Int(intno); - ReadV86Registers(&saveRegs,out,sregs); - End_Nest_Exec(); - - /* Re-enable pass-up to our VxD handler if previously enabled */ - if (disableTSRFlag) - *disableTSRFlag = oldDisable; - - TRACE("SDDHELP: Exiting PM_int86x()\n"); -#else - *out = *in; -#endif - return out->x.ax; -} diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/irq.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/irq.c deleted file mode 100644 index 9cd52047b7..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/irq.c +++ /dev/null @@ -1,142 +0,0 @@ -/**************************************************************************** -* -* SciTech OS Portability Manager Library -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows NT device drivers. -* -* Description: Implementation for the NT driver IRQ management functions -* for the PM library. -* -****************************************************************************/ - -#include "pmapi.h" -#include "pmint.h" -#include "drvlib/os/os.h" -#include "sdd/sddhelp.h" -#include "mtrr.h" -#include "oshdr.h" - -/*--------------------------- Global variables ----------------------------*/ - -static int globalDataStart; -static uchar _PM_oldCMOSRegA; -static uchar _PM_oldCMOSRegB; -static uchar _PM_oldRTCPIC2; -static ulong RTC_idtEntry; -PM_intHandler _PM_rtcHandler = NULL; -PMFARPTR _VARAPI _PM_prevRTC = PMNULL; - -/*----------------------------- Implementation ----------------------------*/ - -/* Functions to read and write CMOS registers */ - -uchar _ASMAPI _PM_readCMOS(int index); -void _ASMAPI _PM_writeCMOS(int index,uchar value); -void _ASMAPI _PM_rtcISR(void); -void _ASMAPI _PM_getISR(int irq,PMFARPTR *handler); -void _ASMAPI _PM_setISR(int irq,void *handler); -void _ASMAPI _PM_restoreISR(int irq,PMFARPTR *handler); -void _ASMAPI _PM_irqCodeStart(void); -void _ASMAPI _PM_irqCodeEnd(void); - -/**************************************************************************** -REMARKS: -Set the real time clock frequency (for stereo modes). -****************************************************************************/ -void PMAPI PM_setRealTimeClockFrequency( - int frequency) -{ - static short convert[] = { - 8192, - 4096, - 2048, - 1024, - 512, - 256, - 128, - 64, - 32, - 16, - 8, - 4, - 2, - -1, - }; - int i; - - /* First clear any pending RTC timeout if not cleared */ - _PM_readCMOS(0x0C); - if (frequency == 0) { - /* Disable RTC timout */ - _PM_writeCMOS(0x0A,(uchar)_PM_oldCMOSRegA); - _PM_writeCMOS(0x0B,(uchar)(_PM_oldCMOSRegB & 0x0F)); - } - else { - /* Convert frequency value to RTC clock indexes */ - for (i = 0; convert[i] != -1; i++) { - if (convert[i] == frequency) - break; - } - - /* Set RTC timout value and enable timeout */ - _PM_writeCMOS(0x0A,(uchar)(0x20 | (i+3))); - _PM_writeCMOS(0x0B,(uchar)((_PM_oldCMOSRegB & 0x0F) | 0x40)); - } -} - -ibool PMAPI PM_setRealTimeClockHandler(PM_intHandler th,int frequency) -{ - static ibool locked = false; - - /* Save the old CMOS real time clock values */ - _PM_oldCMOSRegA = _PM_readCMOS(0x0A); - _PM_oldCMOSRegB = _PM_readCMOS(0x0B); - - /* Install the interrupt handler */ - RTC_idtEntry = 0x38; - _PM_getISR(RTC_idtEntry, &_PM_prevRTC); - _PM_rtcHandler = th; - _PM_setISR(RTC_idtEntry, _PM_rtcISR); - - /* Program the real time clock default frequency */ - PM_setRealTimeClockFrequency(frequency); - - /* Unmask IRQ8 in the PIC2 */ - _PM_oldRTCPIC2 = PM_inpb(0xA1); - PM_outpb(0xA1,(uchar)(_PM_oldRTCPIC2 & 0xFE)); - return true; -} - -void PMAPI PM_restoreRealTimeClockHandler(void) -{ - if (_PM_rtcHandler) { - /* Restore CMOS registers and mask RTC clock */ - _PM_writeCMOS(0x0A,_PM_oldCMOSRegA); - _PM_writeCMOS(0x0B,_PM_oldCMOSRegB); - PM_outpb(0xA1,(uchar)((PM_inpb(0xA1) & 0xFE) | (_PM_oldRTCPIC2 & ~0xFE))); - - /* Restore the interrupt vector */ - _PM_restoreISR(RTC_idtEntry, &_PM_prevRTC); - _PM_rtcHandler = NULL; - } -} diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/mem.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/mem.c deleted file mode 100644 index 3128c6ae38..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/mem.c +++ /dev/null @@ -1,518 +0,0 @@ -/**************************************************************************** -* -* SciTech OS Portability Manager Library -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows NT device drivers. -* -* Description: Implementation for the NT driver memory management functions -* for the PM library. -* -****************************************************************************/ - -#include "pmapi.h" -#include "drvlib/os/os.h" -#include "sdd/sddhelp.h" -#include "mtrr.h" -#include "oshdr.h" - -/*--------------------------- Global variables ----------------------------*/ - -#define MAX_MEMORY_SHARED 100 -#define MAX_MEMORY_MAPPINGS 100 -#define MAX_MEMORY_LOCKED 100 - -typedef struct { - void *linear; - ulong length; - PMDL pMdl; - } memshared; - -typedef struct { - void *linear; - void *mmIoMapped; - ulong length; - PMDL pMdl; - } memlocked; - -typedef struct { - ulong physical; - ulong linear; - ulong length; - ibool isCached; - } mmapping; - -static int numMappings = 0; -static memshared shared[MAX_MEMORY_MAPPINGS] = {0}; -static mmapping maps[MAX_MEMORY_MAPPINGS]; -static memlocked locked[MAX_MEMORY_LOCKED]; - -/*----------------------------- Implementation ----------------------------*/ - -ulong PMAPI _PM_getPDB(void); - -/* Page table entry flags */ - -#define PAGE_FLAGS_PRESENT 0x00000001 -#define PAGE_FLAGS_WRITEABLE 0x00000002 -#define PAGE_FLAGS_USER 0x00000004 -#define PAGE_FLAGS_WRITE_THROUGH 0x00000008 -#define PAGE_FLAGS_CACHE_DISABLE 0x00000010 -#define PAGE_FLAGS_ACCESSED 0x00000020 -#define PAGE_FLAGS_DIRTY 0x00000040 -#define PAGE_FLAGS_4MB 0x00000080 - -/**************************************************************************** -PARAMETERS: -base - Physical base address of the memory to maps in -limit - Limit of physical memory to region to maps in - -RETURNS: -Linear address of the newly mapped memory. - -REMARKS: -Maps a physical memory range to a linear memory range. -****************************************************************************/ -static ulong _PM_mapPhysicalToLinear( - ulong base, - ulong limit, - ibool isCached) -{ - ulong length = limit+1; - PHYSICAL_ADDRESS paIoBase = {0}; - - /* NT loves large Ints */ - paIoBase = RtlConvertUlongToLargeInteger( base ); - - /* Map IO space into Kernel */ - if (isCached) - return (ULONG)MmMapIoSpace(paIoBase, length, MmCached ); - else - return (ULONG)MmMapIoSpace(paIoBase, length, MmNonCached ); -} - -/**************************************************************************** -REMARKS: -Adjust the page table caching bits directly. Requires ring 0 access and -only works with DOS4GW and compatible extenders (CauseWay also works since -it has direct support for the ring 0 instructions we need from ring 3). Will -not work in a DOS box, but we call into the ring 0 helper VxD so we should -never get here in a DOS box anyway (assuming the VxD is present). If we -do get here and we are in windows, this code will be skipped. -****************************************************************************/ -static void _PM_adjustPageTables( - ulong linear, - ulong limit, - ibool isGlobal, - ibool isCached) -{ - int startPDB,endPDB,iPDB,startPage,endPage,start,end,iPage; - ulong pageTable,*pPDB,*pPageTable; - ulong mask = 0xFFFFFFFF; - ulong bits = 0x00000000; - - /* Enable user level access for page table entry */ - if (isGlobal) { - mask &= ~PAGE_FLAGS_USER; - bits |= PAGE_FLAGS_USER; - } - - /* Disable PCD bit if page table entry should be uncached */ - if (!isCached) { - mask &= ~(PAGE_FLAGS_CACHE_DISABLE | PAGE_FLAGS_WRITE_THROUGH); - bits |= (PAGE_FLAGS_CACHE_DISABLE | PAGE_FLAGS_WRITE_THROUGH); - } - - pPDB = (ulong*)_PM_mapPhysicalToLinear(_PM_getPDB(),0xFFF,true); - if (pPDB) { - startPDB = (linear >> 22) & 0x3FF; - startPage = (linear >> 12) & 0x3FF; - endPDB = ((linear+limit) >> 22) & 0x3FF; - endPage = ((linear+limit) >> 12) & 0x3FF; - for (iPDB = startPDB; iPDB <= endPDB; iPDB++) { - /* Set the bits in the page directory entry - required as per */ - /* Pentium 4 manual. This also takes care of the 4MB page entries */ - pPDB[iPDB] = (pPDB[iPDB] & mask) | bits; - if (!(pPDB[iPDB] & PAGE_FLAGS_4MB)) { - /* If we are dealing with 4KB pages then we need to iterate */ - /* through each of the page table entries */ - pageTable = pPDB[iPDB] & ~0xFFF; - pPageTable = (ulong*)_PM_mapPhysicalToLinear(pageTable,0xFFF,true); - start = (iPDB == startPDB) ? startPage : 0; - end = (iPDB == endPDB) ? endPage : 0x3FF; - for (iPage = start; iPage <= end; iPage++) { - pPageTable[iPage] = (pPageTable[iPage] & mask) | bits; - } - MmUnmapIoSpace(pPageTable,0xFFF); - } - } - MmUnmapIoSpace(pPDB,0xFFF); - PM_flushTLB(); - } -} - -/**************************************************************************** -REMARKS: -Allocate a block of shared memory. For NT we allocate shared memory -as locked, global memory that is accessible from any memory context -(including interrupt time context), which allows us to load our important -data structure and code such that we can access it directly from a ring -0 interrupt context. -****************************************************************************/ -void * PMAPI PM_mallocShared( - long size) -{ - int i; - - /* First find a free slot in our shared memory table */ - for (i = 0; i < MAX_MEMORY_SHARED; i++) { - if (shared[i].linear == 0) - break; - } - if (i == MAX_MEMORY_SHARED) - return NULL; - - /* Allocate the paged pool */ - shared[i].linear = ExAllocatePool(PagedPool, size); - - /* Create a list to manage this allocation */ - shared[i].pMdl = IoAllocateMdl(shared[i].linear,size,FALSE,FALSE,(PIRP) NULL); - - /* Lock this allocation in memory */ - MmProbeAndLockPages(shared[i].pMdl,KernelMode,IoModifyAccess); - - /* Modify bits to grant user access */ - _PM_adjustPageTables((ulong)shared[i].linear, size, true, true); - return (void*)shared[i].linear; -} - -/**************************************************************************** -REMARKS: -Free a block of shared memory -****************************************************************************/ -void PMAPI PM_freeShared( - void *p) -{ - int i; - - /* Find a shared memory block in our table and free it */ - for (i = 0; i < MAX_MEMORY_SHARED; i++) { - if (shared[i].linear == p) { - /* Unlock what we locked */ - MmUnlockPages(shared[i].pMdl); - - /* Free our MDL */ - IoFreeMdl(shared[i].pMdl); - - /* Free our mem */ - ExFreePool(shared[i].linear); - - /* Flag that is entry is available */ - shared[i].linear = 0; - break; - } - } -} - -/**************************************************************************** -REMARKS: -Map a physical address to a linear address in the callers process. -****************************************************************************/ -void * PMAPI PM_mapPhysicalAddr( - ulong base, - ulong limit, - ibool isCached) -{ - ulong linear,length = limit+1; - int i; - - /* Search table of existing mappings to see if we have already mapped */ - /* a region of memory that will serve this purpose. */ - for (i = 0; i < numMappings; i++) { - if (maps[i].physical == base && maps[i].length == length && maps[i].isCached == isCached) { - _PM_adjustPageTables((ulong)maps[i].linear, maps[i].length, true, isCached); - return (void*)maps[i].linear; - } - } - if (numMappings == MAX_MEMORY_MAPPINGS) - return NULL; - - /* We did not find any previously mapped memory region, so maps it in. */ - if ((linear = _PM_mapPhysicalToLinear(base,limit,isCached)) == 0xFFFFFFFF) - return NULL; - maps[numMappings].physical = base; - maps[numMappings].length = length; - maps[numMappings].linear = linear; - maps[numMappings].isCached = isCached; - numMappings++; - - /* Grant user access to this I/O space */ - _PM_adjustPageTables((ulong)linear, length, true, isCached); - return (void*)linear; -} - -/**************************************************************************** -REMARKS: -Free a physical address mapping allocated by PM_mapPhysicalAddr. -****************************************************************************/ -void PMAPI PM_freePhysicalAddr( - void *ptr, - ulong limit) -{ - /* We don't free the memory mappings in here because we cache all */ - /* the memory mappings we create in the system for later use. */ -} - -/**************************************************************************** -REMARKS: -Called when the device driver unloads to free all the page table mappings! -****************************************************************************/ -void PMAPI _PM_freeMemoryMappings(void) -{ - int i; - - for (i = 0; i < numMappings; i++) - MmUnmapIoSpace((void *)maps[i].linear,maps[i].length); -} - -/**************************************************************************** -REMARKS: -Find the physical address of a linear memory address in current process. -****************************************************************************/ -ulong PMAPI PM_getPhysicalAddr( - void *p) -{ - PHYSICAL_ADDRESS paOurAddress; - - paOurAddress = MmGetPhysicalAddress(p); - return paOurAddress.LowPart; -} - -/**************************************************************************** -REMARKS: -Find the physical address of a linear memory address in current process. -****************************************************************************/ -ibool PMAPI PM_getPhysicalAddrRange( - void *p, - ulong length, - ulong *physAddress) -{ - int i; - ulong linear = (ulong)p & ~0xFFF; - - for (i = (length + 0xFFF) >> 12; i > 0; i--) { - if ((*physAddress++ = PM_getPhysicalAddr((void*)linear)) == 0xFFFFFFFF) - return false; - linear += 4096; - } - return true; -} - -/**************************************************************************** -REMARKS: -Allocates a block of locked physical memory. -****************************************************************************/ -void * PMAPI PM_allocLockedMem( - uint size, - ulong *physAddr, - ibool contiguous, - ibool below16M) -{ - int i; - PHYSICAL_ADDRESS paOurAddress; - - /* First find a free slot in our shared memory table */ - for (i = 0; i < MAX_MEMORY_LOCKED; i++) { - if (locked[i].linear == 0) - break; - } - if (i == MAX_MEMORY_LOCKED) - return NULL; - - /* HighestAcceptableAddress - Specifies the highest valid physical address */ - /* the driver can use. For example, if a device can only reference physical */ - /* memory in the lower 16MB, this value would be set to 0x00000000FFFFFF. */ - paOurAddress.HighPart = 0; - if (below16M) - paOurAddress.LowPart = 0x00FFFFFF; - else - paOurAddress.LowPart = 0xFFFFFFFF; - - if (contiguous) { - /* Allocate from the non-paged pool (unfortunately 4MB pages) */ - locked[i].linear = MmAllocateContiguousMemory(size, paOurAddress); - if (!locked[i].linear) - return NULL; - - /* Flag no MDL */ - locked[i].pMdl = NULL; - - /* Map the physical address for the memory so we can manage */ - /* the page tables in 4KB chunks mapped into user space. */ - - /* TODO: Map this with the physical address to the linear addresss */ - locked[i].mmIoMapped = locked[i].linear; - - /* Modify bits to grant user access, flag not cached */ - _PM_adjustPageTables((ulong)locked[i].mmIoMapped, size, true, false); - return (void*)locked[i].mmIoMapped; - } - else { - /* Allocate from the paged pool */ - locked[i].linear = ExAllocatePool(PagedPool, size); - if (!locked[i].linear) - return NULL; - - /* Create a list to manage this allocation */ - locked[i].pMdl = IoAllocateMdl(locked[i].linear,size,FALSE,FALSE,(PIRP) NULL); - - /* Lock this allocation in memory */ - MmProbeAndLockPages(locked[i].pMdl,KernelMode,IoModifyAccess); - - /* Modify bits to grant user access, flag not cached */ - _PM_adjustPageTables((ulong)locked[i].linear, size, true, false); - return (void*)locked[i].linear; - } -} - -/**************************************************************************** -REMARKS: -Frees a block of locked physical memory. -****************************************************************************/ -void PMAPI PM_freeLockedMem( - void *p, - uint size, - ibool contiguous) -{ - int i; - - /* Find a locked memory block in our table and free it */ - for (i = 0; i < MAX_MEMORY_LOCKED; i++) { - if (locked[i].linear == p) { - /* An Mdl indicates that we used the paged pool, and locked it, */ - /* so now we have to unlock, free the MDL, and free paged */ - if (locked[i].pMdl) { - /* Unlock what we locked and free the Mdl */ - MmUnlockPages(locked[i].pMdl); - IoFreeMdl(locked[i].pMdl); - ExFreePool(locked[i].linear); - } - else { - /* TODO: Free the mmIoMap mapping for the memory! */ - - /* Free non-paged pool */ - MmFreeContiguousMemory(locked[i].linear); - } - - /* Flag that is entry is available */ - locked[i].linear = 0; - break; - } - } -} - -/**************************************************************************** -REMARKS: -Allocates a page aligned and page sized block of memory -****************************************************************************/ -void * PMAPI PM_allocPage( - ibool locked) -{ - /* Allocate the memory from the non-paged pool if we want the memory */ - /* to be locked. */ - return ExAllocatePool( - locked ? NonPagedPoolCacheAligned : PagedPoolCacheAligned, - PAGE_SIZE); -} - -/**************************************************************************** -REMARKS: -Free a page aligned and page sized block of memory -****************************************************************************/ -void PMAPI PM_freePage( - void *p) -{ - if (p) ExFreePool(p); -} - -/**************************************************************************** -REMARKS: -Lock linear memory so it won't be paged. -****************************************************************************/ -int PMAPI PM_lockDataPages( - void *p, - uint len, - PM_lockHandle *lh) -{ - MDL *pMdl; - - /* Create a list to manage this allocation */ - if ((pMdl = IoAllocateMdl(p,len,FALSE,FALSE,(PIRP)NULL)) == NULL) - return false; - - /* Lock this allocation in memory */ - MmProbeAndLockPages(pMdl,KernelMode,IoModifyAccess); - *((PMDL*)(&lh->h)) = pMdl; - return true; -} - -/**************************************************************************** -REMARKS: -Unlock linear memory so it won't be paged. -****************************************************************************/ -int PMAPI PM_unlockDataPages( - void *p, - uint len, - PM_lockHandle *lh) -{ - if (p && lh) { - /* Unlock what we locked */ - MDL *pMdl = *((PMDL*)(&lh->h)); - MmUnlockPages(pMdl); - IoFreeMdl(pMdl); - } - return true; -} - -/**************************************************************************** -REMARKS: -Lock linear memory so it won't be paged. -****************************************************************************/ -int PMAPI PM_lockCodePages( - void (*p)(), - uint len, - PM_lockHandle *lh) -{ - return PM_lockDataPages((void*)p,len,lh); -} - -/**************************************************************************** -REMARKS: -Unlock linear memory so it won't be paged. -****************************************************************************/ -int PMAPI PM_unlockCodePages( - void (*p)(), - uint len, - PM_lockHandle *lh) -{ - return PM_unlockDataPages((void*)p,len,lh); -} diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/oshdr.h b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/oshdr.h deleted file mode 100644 index 65b7bae23c..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/oshdr.h +++ /dev/null @@ -1,45 +0,0 @@ -/**************************************************************************** -* -* SciTech OS Portability Manager Library -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows NT drivers -* -* Description: Include file to include all OS specific header files. -* -****************************************************************************/ - -#ifndef __NTDRV_OSHDR_H -#define __NTDRV_OSHDR_H - -/*--------------------------- Macros and Typedefs -------------------------*/ - -/*---------------------------- Global variables ---------------------------*/ - -/*--------------------------- Function Prototypes -------------------------*/ - -/* Internal unicode string handling functions */ - -UNICODE_STRING * _PM_CStringToUnicodeString(const char *cstr); -void _PM_FreeUnicodeString(UNICODE_STRING *uniStr); - -#endif /* __NTDRV_OSHDR_H */ diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/pm.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/pm.c deleted file mode 100644 index c6606314c1..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/pm.c +++ /dev/null @@ -1,933 +0,0 @@ -/**************************************************************************** -* -* SciTech OS Portability Manager Library -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows NT device drivers. -* -* Description: Implementation for the OS Portability Manager Library, which -* contains functions to implement OS specific services in a -* generic, cross platform API. Porting the OS Portability -* Manager library is the first step to porting any SciTech -* products to a new platform. -* -****************************************************************************/ - -#include "pmapi.h" -#include "drvlib/os/os.h" -#include "sdd/sddhelp.h" -#include "mtrr.h" -#include "oshdr.h" - -/*--------------------------- Global variables ----------------------------*/ - -char _PM_cntPath[PM_MAX_PATH] = ""; -char _PM_nucleusPath[PM_MAX_PATH] = ""; -static void (PMAPIP fatalErrorCleanup)(void) = NULL; - -static char *szNTWindowsKey = "\\REGISTRY\\Machine\\Software\\Microsoft\\Windows NT\\CurrentVersion"; -static char *szNTSystemRoot = "SystemRoot"; -static char *szMachineNameKey = "\\REGISTRY\\Machine\\System\\CurrentControlSet\\control\\ComputerName\\ComputerName"; -static char *szMachineNameKeyNT = "\\REGISTRY\\Machine\\System\\CurrentControlSet\\control\\ComputerName\\ActiveComputerName"; -static char *szMachineName = "ComputerName"; - -/*----------------------------- Implementation ----------------------------*/ - -/**************************************************************************** -REMARKS: -Initialise the PM library. -****************************************************************************/ -void PMAPI PM_init(void) -{ - /* Initialiase the MTRR module */ - MTRR_init(); -} - -/**************************************************************************** -REMARKS: -Return the operating system type identifier. -****************************************************************************/ -long PMAPI PM_getOSType(void) -{ - return _OS_WINNTDRV; -} - -/**************************************************************************** -REMARKS: -Return the runtime type identifier. -****************************************************************************/ -int PMAPI PM_getModeType(void) -{ - return PM_386; -} - -/**************************************************************************** -REMARKS: -Add a file directory separator to the end of the filename. -****************************************************************************/ -void PMAPI PM_backslash(char *s) -{ - uint pos = strlen(s); - if (s[pos-1] != '\\') { - s[pos] = '\\'; - s[pos+1] = '\0'; - } -} - -/**************************************************************************** -REMARKS: -Add a user defined PM_fatalError cleanup function. -****************************************************************************/ -void PMAPI PM_setFatalErrorCleanup( - void (PMAPIP cleanup)(void)) -{ - fatalErrorCleanup = cleanup; -} - -/**************************************************************************** -REMARKS: -Handle fatal errors internally in the driver. -****************************************************************************/ -void PMAPI PM_fatalError( - const char *msg) -{ - ULONG BugCheckCode = 0; - ULONG MoreBugCheckData[4] = {0}; - char *p; - ULONG len; - - if (fatalErrorCleanup) - fatalErrorCleanup(); - -#ifdef DBG /* Send output to debugger, just return so as not to force a reboot */ -#pragma message("INFO: building for debug, PM_fatalError() re-routed") - DBGMSG2("SDDHELP> PM_fatalError(): ERROR: %s\n", msg); - return ; -#endif - /* KeBugCheckEx brings down the system in a controlled */ - /* manner when the caller discovers an unrecoverable */ - /* inconsistency that would corrupt the system if */ - /* the caller continued to run. */ - /* */ - /* hack - dump the first 20 chars in hex using the variables */ - /* provided - Each ULONG is equal to four characters... */ - for(len = 0; len < 20; len++) - if (msg[len] == (char)0) - break; - - /* This looks bad but it's quick and reliable... */ - p = (char *)&BugCheckCode; - if(len > 0) p[3] = msg[0]; - if(len > 1) p[2] = msg[1]; - if(len > 2) p[1] = msg[2]; - if(len > 3) p[0] = msg[3]; - - p = (char *)&MoreBugCheckData[0]; - if(len > 4) p[3] = msg[4]; - if(len > 5) p[2] = msg[5]; - if(len > 6) p[1] = msg[6]; - if(len > 7) p[0] = msg[7]; - - p = (char *)&MoreBugCheckData[1]; - if(len > 8) p[3] = msg[8]; - if(len > 9) p[2] = msg[9]; - if(len > 10) p[1] = msg[10]; - if(len > 11) p[0] = msg[11]; - - p = (char *)&MoreBugCheckData[2]; - if(len > 12) p[3] = msg[12]; - if(len > 13) p[2] = msg[13]; - if(len > 14) p[1] = msg[14]; - if(len > 15) p[0] = msg[15]; - - p = (char *)&MoreBugCheckData[3]; - if(len > 16) p[3] = msg[16]; - if(len > 17) p[2] = msg[17]; - if(len > 18) p[1] = msg[18]; - if(len > 19) p[0] = msg[19]; - - /* Halt the system! */ - KeBugCheckEx(BugCheckCode, MoreBugCheckData[0], MoreBugCheckData[1], MoreBugCheckData[2], MoreBugCheckData[3]); -} - -/**************************************************************************** -REMARKS: -Return the current operating system path or working directory. -****************************************************************************/ -char * PMAPI PM_getCurrentPath( - char *path, - int maxLen) -{ - strncpy(path,_PM_cntPath,maxLen); - path[maxLen-1] = 0; - return path; -} - -/**************************************************************************** -PARAMETERS: -szKey - Key to query (can contain version number formatting) -szValue - Value to get information for -value - Place to store the registry key data read -size - Size of the string buffer to read into - -RETURNS: -true if the key was found, false if not. -****************************************************************************/ -static ibool REG_queryString( - char *szKey, - const char *szValue, - char *value, - DWORD size) -{ - ibool status; - NTSTATUS rval; - ULONG length; - HANDLE Handle; - OBJECT_ATTRIBUTES keyAttributes; - UNICODE_STRING *uniKey = NULL; - UNICODE_STRING *uniValue = NULL; - PKEY_VALUE_FULL_INFORMATION fullInfo = NULL; - STRING stringdata; - UNICODE_STRING unidata; - - /* Convert strings to UniCode */ - status = false; - if ((uniKey = _PM_CStringToUnicodeString(szKey)) == NULL) - goto Exit; - if ((uniValue = _PM_CStringToUnicodeString(szValue)) == NULL) - goto Exit; - - /* Open the key */ - InitializeObjectAttributes( &keyAttributes, - uniKey, - OBJ_CASE_INSENSITIVE, - NULL, - NULL ); - rval = ZwOpenKey( &Handle, - KEY_ALL_ACCESS, - &keyAttributes ); - if (!NT_SUCCESS(rval)) - goto Exit; - - /* Query the value */ - length = sizeof (KEY_VALUE_FULL_INFORMATION) - + size * sizeof(WCHAR); - if ((fullInfo = ExAllocatePool (PagedPool, length)) == NULL) - goto Exit; - RtlZeroMemory(fullInfo, length); - rval = ZwQueryValueKey (Handle, - uniValue, - KeyValueFullInformation, - fullInfo, - length, - &length); - if (NT_SUCCESS (rval)) { - /* Create the UniCode string so we can convert it */ - unidata.Buffer = (PWCHAR)(((PCHAR)fullInfo) + fullInfo->DataOffset); - unidata.Length = (USHORT)fullInfo->DataLength; - unidata.MaximumLength = (USHORT)fullInfo->DataLength + sizeof(WCHAR); - - /* Convert unicode univalue to ansi string. */ - rval = RtlUnicodeStringToAnsiString(&stringdata, &unidata, TRUE); - if (NT_SUCCESS(rval)) { - strcpy(value,stringdata.Buffer); - status = true; - } - } - -Exit: - if (fullInfo) ExFreePool(fullInfo); - if (uniKey) _PM_FreeUnicodeString(uniKey); - if (uniValue) _PM_FreeUnicodeString(uniValue); - return status; -} - -/**************************************************************************** -REMARKS: -Return the drive letter for the boot drive. -****************************************************************************/ -char PMAPI PM_getBootDrive(void) -{ - char path[256]; - if (REG_queryString(szNTWindowsKey,szNTSystemRoot,path,sizeof(path))) - return 'c'; - return path[0]; -} - -/**************************************************************************** -REMARKS: -Return the path to the VBE/AF driver files. -****************************************************************************/ -const char * PMAPI PM_getVBEAFPath(void) -{ - return "c:\\"; -} - -/**************************************************************************** -REMARKS: -Return the path to the Nucleus driver files. -****************************************************************************/ -const char * PMAPI PM_getNucleusPath(void) -{ - static char path[256]; - - if (strlen(_PM_nucleusPath) > 0) { - strcpy(path,_PM_nucleusPath); - PM_backslash(path); - return path; - } - if (!REG_queryString(szNTWindowsKey,szNTSystemRoot,path,sizeof(path))) - strcpy(path,"c:\\winnt"); - PM_backslash(path); - strcat(path,"system32\\nucleus"); - return path; -} - -/**************************************************************************** -REMARKS: -Return the path to the Nucleus configuration files. -****************************************************************************/ -const char * PMAPI PM_getNucleusConfigPath(void) -{ - static char path[256]; - strcpy(path,PM_getNucleusPath()); - PM_backslash(path); - strcat(path,"config"); - return path; -} - -/**************************************************************************** -REMARKS: -Return a unique identifier for the machine if possible. -****************************************************************************/ -const char * PMAPI PM_getUniqueID(void) -{ - return PM_getMachineName(); -} - -/**************************************************************************** -REMARKS: -Get the name of the machine on the network. -****************************************************************************/ -const char * PMAPI PM_getMachineName(void) -{ - static char name[256]; - - if (REG_queryString(szMachineNameKey,szMachineName,name,sizeof(name))) - return name; - if (REG_queryString(szMachineNameKeyNT,szMachineName,name,sizeof(name))) - return name; - return "Unknown"; -} - -/**************************************************************************** -REMARKS: -Check if a key has been pressed. -****************************************************************************/ -int PMAPI PM_kbhit(void) -{ - /* Not used in NT drivers */ - return true; -} - -/**************************************************************************** -REMARKS: -Wait for and return the next keypress. -****************************************************************************/ -int PMAPI PM_getch(void) -{ - /* Not used in NT drivers */ - return 0xD; -} - -/**************************************************************************** -REMARKS: -Open a console for output to the screen, creating the main event handling -window if necessary. -****************************************************************************/ -PM_HWND PMAPI PM_openConsole( - PM_HWND hwndUser, - int device, - int xRes, - int yRes, - int bpp, - ibool fullScreen) -{ - /* Not used in NT drivers */ - (void)hwndUser; - (void)device; - (void)xRes; - (void)yRes; - (void)bpp; - (void)fullScreen; - return NULL; -} - -/**************************************************************************** -REMARKS: -Find the size of the console state buffer. -****************************************************************************/ -int PMAPI PM_getConsoleStateSize(void) -{ - /* Not used in NT drivers */ - return 1; -} - -/**************************************************************************** -REMARKS: -Save the state of the console. -****************************************************************************/ -void PMAPI PM_saveConsoleState( - void *stateBuf, - PM_HWND hwndConsole) -{ - /* Not used in NT drivers */ - (void)stateBuf; - (void)hwndConsole; -} - -/**************************************************************************** -REMARKS: -Set the suspend application callback for the fullscreen console. -****************************************************************************/ -void PMAPI PM_setSuspendAppCallback( - PM_saveState_cb saveState) -{ - /* Not used in NT drivers */ - (void)saveState; -} - -/**************************************************************************** -REMARKS: -Restore the console state. -****************************************************************************/ -void PMAPI PM_restoreConsoleState( - const void *stateBuf, - PM_HWND hwndConsole) -{ - /* Not used in NT drivers */ - (void)stateBuf; - (void)hwndConsole; -} - -/**************************************************************************** -REMARKS: -Close the fullscreen console. -****************************************************************************/ -void PMAPI PM_closeConsole( - PM_HWND hwndConsole) -{ - /* Not used in NT drivers */ - (void)hwndConsole; -} - -/**************************************************************************** -REMARKS: -Set the location of the OS console cursor. -****************************************************************************/ -void PMAPI PM_setOSCursorLocation( - int x, - int y) -{ - /* Nothing to do for Windows */ - (void)x; - (void)y; -} - -/**************************************************************************** -REMARKS: -Set the width of the OS console. -****************************************************************************/ -void PMAPI PM_setOSScreenWidth( - int width, - int height) -{ - /* Nothing to do for Windows */ - (void)width; - (void)height; -} - -/**************************************************************************** -REMARKS: -Maps a shared memory block into process address space. Does nothing since -the memory blocks are already globally mapped into all processes. -****************************************************************************/ -void * PMAPI PM_mapToProcess( - void *base, - ulong limit) -{ - /* Not used anymore */ - (void)base; - (void)limit; - return NULL; -} - -/**************************************************************************** -REMARKS: -Execute the POST on the secondary BIOS for a controller. -****************************************************************************/ -ibool PMAPI PM_doBIOSPOST( - ushort axVal, - ulong BIOSPhysAddr, - void *mappedBIOS, - ulong BIOSLen) -{ - /* This may not be possible in NT and should be done by the OS anyway */ - (void)axVal; - (void)BIOSPhysAddr; - (void)mappedBIOS; - (void)BIOSLen; - return false; -} - -/**************************************************************************** -REMARKS: -Return a pointer to the real mode BIOS data area. -****************************************************************************/ -void * PMAPI PM_getBIOSPointer(void) -{ - /* Note that on NT this probably does not do what we expect! */ - return PM_mapPhysicalAddr(0x400, 0x1000, true); -} - -/**************************************************************************** -REMARKS: -Return a pointer to 0xA0000 physical VGA graphics framebuffer. -****************************************************************************/ -void * PMAPI PM_getA0000Pointer(void) -{ - return PM_mapPhysicalAddr(0xA0000,0xFFFF,false); -} - -/**************************************************************************** -REMARKS: -Sleep for the specified number of milliseconds. -****************************************************************************/ -void PMAPI PM_sleep( - ulong milliseconds) -{ - /* We never use this in NT drivers */ - (void)milliseconds; -} - -/**************************************************************************** -REMARKS: -Return the base I/O port for the specified COM port. -****************************************************************************/ -int PMAPI PM_getCOMPort(int port) -{ - /* TODO: Re-code this to determine real values using the Plug and Play */ - /* manager for the OS. */ - switch (port) { - case 0: return 0x3F8; - case 1: return 0x2F8; - case 2: return 0x3E8; - case 3: return 0x2E8; - } - return 0; -} - -/**************************************************************************** -REMARKS: -Return the base I/O port for the specified LPT port. -****************************************************************************/ -int PMAPI PM_getLPTPort(int port) -{ - /* TODO: Re-code this to determine real values using the Plug and Play */ - /* manager for the OS. */ - switch (port) { - case 0: return 0x3BC; - case 1: return 0x378; - case 2: return 0x278; - } - return 0; -} - -/**************************************************************************** -REMARKS: -Returns available memory. Not possible under Windows. -****************************************************************************/ -void PMAPI PM_availableMemory( - ulong *physical, - ulong *total) -{ - *physical = *total = 0; -} - -/**************************************************************************** -REMARKS: -OS specific shared libraries not supported inside a VxD -****************************************************************************/ -PM_MODULE PMAPI PM_loadLibrary( - const char *szDLLName) -{ - /* Not used in NT drivers */ - (void)szDLLName; - return NULL; -} - -/**************************************************************************** -REMARKS: -OS specific shared libraries not supported inside a VxD -****************************************************************************/ -void * PMAPI PM_getProcAddress( - PM_MODULE hModule, - const char *szProcName) -{ - /* Not used in NT drivers */ - (void)hModule; - (void)szProcName; - return NULL; -} - -/**************************************************************************** -REMARKS: -OS specific shared libraries not supported inside a VxD -****************************************************************************/ -void PMAPI PM_freeLibrary( - PM_MODULE hModule) -{ - /* Not used in NT drivers */ - (void)hModule; -} - -/**************************************************************************** -REMARKS: -Function to find the first file matching a search criteria in a directory. -****************************************************************************/ -void *PMAPI PM_findFirstFile( - const char *filename, - PM_findData *findData) -{ - /* TODO: This function should start a directory enumeration search */ - /* given the filename (with wildcards). The data should be */ - /* converted and returned in the findData standard form. */ - (void)filename; - (void)findData; - return PM_FILE_INVALID; -} - -/**************************************************************************** -REMARKS: -Function to find the next file matching a search criteria in a directory. -****************************************************************************/ -ibool PMAPI PM_findNextFile( - void *handle, - PM_findData *findData) -{ - /* TODO: This function should find the next file in directory enumeration */ - /* search given the search criteria defined in the call to */ - /* PM_findFirstFile. The data should be converted and returned */ - /* in the findData standard form. */ - (void)handle; - (void)findData; - return false; -} - -/**************************************************************************** -REMARKS: -Function to close the find process -****************************************************************************/ -void PMAPI PM_findClose( - void *handle) -{ - /* TODO: This function should close the find process. This may do */ - /* nothing for some OS'es. */ - (void)handle; -} - -/**************************************************************************** -REMARKS: -Function to determine if a drive is a valid drive or not. Under Unix this -function will return false for anything except a value of 3 (considered -the root drive, and equivalent to C: for non-Unix systems). The drive -numbering is: - - 1 - Drive A: - 2 - Drive B: - 3 - Drive C: - etc - -****************************************************************************/ -ibool PMAPI PM_driveValid( - char drive) -{ - /* Not supported in NT drivers */ - (void)drive; - return false; -} - -/**************************************************************************** -REMARKS: -Function to get the current working directory for the specififed drive. -Under Unix this will always return the current working directory regardless -of what the value of 'drive' is. -****************************************************************************/ -void PMAPI PM_getdcwd( - int drive, - char *dir, - int len) -{ - /* Not supported in NT drivers */ - (void)drive; - (void)dir; - (void)len; -} - -/**************************************************************************** -PARAMETERS: -base - The starting physical base address of the region -size - The size in bytes of the region -type - Type to place into the MTRR register - -RETURNS: -Error code describing the result. - -REMARKS: -Function to enable write combining for the specified region of memory. -****************************************************************************/ -int PMAPI PM_enableWriteCombine( - ulong base, - ulong size, - uint type) -{ - return MTRR_enableWriteCombine(base,size,type); -} - -/**************************************************************************** -REMARKS: -Function to change the file attributes for a specific file. -****************************************************************************/ -void PMAPI PM_setFileAttr( - const char *filename, - uint attrib) -{ - NTSTATUS status; - ACCESS_MASK DesiredAccess = GENERIC_READ | GENERIC_WRITE; - OBJECT_ATTRIBUTES ObjectAttributes; - ULONG ShareAccess = FILE_SHARE_READ; - ULONG CreateDisposition = FILE_OPEN; - HANDLE FileHandle = NULL; - UNICODE_STRING *uniFile = NULL; - IO_STATUS_BLOCK IoStatusBlock; - FILE_BASIC_INFORMATION FileBasic; - char kernelFilename[PM_MAX_PATH+5]; - ULONG FileAttributes = 0; - - /* Convert file attribute flags */ - if (attrib & PM_FILE_READONLY) - FileAttributes |= FILE_ATTRIBUTE_READONLY; - if (attrib & PM_FILE_ARCHIVE) - FileAttributes |= FILE_ATTRIBUTE_ARCHIVE; - if (attrib & PM_FILE_HIDDEN) - FileAttributes |= FILE_ATTRIBUTE_HIDDEN; - if (attrib & PM_FILE_SYSTEM) - FileAttributes |= FILE_ATTRIBUTE_SYSTEM; - - /* Add prefix for addressing the file system. "\??\" is short for "\DosDevices\" */ - strcpy(kernelFilename, "\\??\\"); - strcat(kernelFilename, filename); - - /* Convert filename string to ansi string */ - if ((uniFile = _PM_CStringToUnicodeString(kernelFilename)) == NULL) - goto Exit; - - /* Must open a file to query it's attributes */ - InitializeObjectAttributes (&ObjectAttributes, - uniFile, - OBJ_CASE_INSENSITIVE, - NULL, - NULL ); - status = ZwCreateFile( &FileHandle, - DesiredAccess | SYNCHRONIZE, - &ObjectAttributes, - &IoStatusBlock, - NULL, /*AllocationSize OPTIONAL, */ - FILE_ATTRIBUTE_NORMAL, - ShareAccess, - CreateDisposition, - FILE_RANDOM_ACCESS, /*CreateOptions, */ - NULL, /*EaBuffer OPTIONAL, */ - 0 /*EaLength (required if EaBuffer) */ - ); - if (!NT_SUCCESS (status)) - goto Exit; - - /* Query timestamps */ - status = ZwQueryInformationFile(FileHandle, - &IoStatusBlock, - &FileBasic, - sizeof(FILE_BASIC_INFORMATION), - FileBasicInformation - ); - if (!NT_SUCCESS (status)) - goto Exit; - - /* Change the four bits we change */ - FileBasic.FileAttributes &= ~(FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_ARCHIVE - | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM); - FileBasic.FileAttributes |= FileAttributes; - - /* Set timestamps */ - ZwSetInformationFile( FileHandle, - &IoStatusBlock, - &FileBasic, - sizeof(FILE_BASIC_INFORMATION), - FileBasicInformation - ); - -Exit: - if (FileHandle) ZwClose(FileHandle); - if (uniFile) _PM_FreeUnicodeString(uniFile); - return; -} - -/**************************************************************************** -REMARKS: -Function to get the file attributes for a specific file. -****************************************************************************/ -uint PMAPI PM_getFileAttr( - const char *filename) -{ - NTSTATUS status; - ACCESS_MASK DesiredAccess = GENERIC_READ | GENERIC_WRITE; - OBJECT_ATTRIBUTES ObjectAttributes; - ULONG ShareAccess = FILE_SHARE_READ; - ULONG CreateDisposition = FILE_OPEN; - HANDLE FileHandle = NULL; - UNICODE_STRING *uniFile = NULL; - IO_STATUS_BLOCK IoStatusBlock; - FILE_BASIC_INFORMATION FileBasic; - char kernelFilename[PM_MAX_PATH+5]; - ULONG FileAttributes = 0; - uint retval = 0; - - /* Add prefix for addressing the file system. "\??\" is short for "\DosDevices\" */ - strcpy(kernelFilename, "\\??\\"); - strcat(kernelFilename, filename); - - /* Convert filename string to ansi string */ - if ((uniFile = _PM_CStringToUnicodeString(kernelFilename)) == NULL) - goto Exit; - - /* Must open a file to query it's attributes */ - InitializeObjectAttributes (&ObjectAttributes, - uniFile, - OBJ_CASE_INSENSITIVE, - NULL, - NULL ); - status = ZwCreateFile( &FileHandle, - DesiredAccess | SYNCHRONIZE, - &ObjectAttributes, - &IoStatusBlock, - NULL, /*AllocationSize OPTIONAL, */ - FILE_ATTRIBUTE_NORMAL, - ShareAccess, - CreateDisposition, - FILE_RANDOM_ACCESS, /*CreateOptions, */ - NULL, /*EaBuffer OPTIONAL, */ - 0 /*EaLength (required if EaBuffer) */ - ); - if (!NT_SUCCESS (status)) - goto Exit; - - /* Query timestamps */ - status = ZwQueryInformationFile(FileHandle, - &IoStatusBlock, - &FileBasic, - sizeof(FILE_BASIC_INFORMATION), - FileBasicInformation - ); - if (!NT_SUCCESS (status)) - goto Exit; - - /* Translate the file attributes */ - if (FileBasic.FileAttributes & FILE_ATTRIBUTE_READONLY) - retval |= PM_FILE_READONLY; - if (FileBasic.FileAttributes & FILE_ATTRIBUTE_ARCHIVE) - retval |= PM_FILE_ARCHIVE; - if (FileBasic.FileAttributes & FILE_ATTRIBUTE_HIDDEN) - retval |= PM_FILE_HIDDEN; - if (FileBasic.FileAttributes & FILE_ATTRIBUTE_SYSTEM) - retval |= PM_FILE_SYSTEM; - -Exit: - if (FileHandle) ZwClose(FileHandle); - if (uniFile) _PM_FreeUnicodeString(uniFile); - return retval; -} - -/**************************************************************************** -REMARKS: -Function to create a directory. -****************************************************************************/ -ibool PMAPI PM_mkdir( - const char *filename) -{ - /* Not supported in NT drivers */ - (void)filename; - return false; -} - -/**************************************************************************** -REMARKS: -Function to remove a directory. -****************************************************************************/ -ibool PMAPI PM_rmdir( - const char *filename) -{ - /* Not supported in NT drivers */ - (void)filename; - return false; -} - -/**************************************************************************** -REMARKS: -Function to get the file time and date for a specific file. -****************************************************************************/ -ibool PMAPI PM_getFileTime( - const char *filename, - ibool gmTime, - PM_time *time) -{ - /* Not supported in NT drivers */ - (void)filename; - (void)gmTime; - (void)time; - return false; -} - -/**************************************************************************** -REMARKS: -Function to set the file time and date for a specific file. -****************************************************************************/ -ibool PMAPI PM_setFileTime( - const char *filename, - ibool gmTime, - PM_time *time) -{ - /* Not supported in NT drivers */ - (void)filename; - (void)gmTime; - (void)time; - return false; -} diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/stdio.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/stdio.c deleted file mode 100644 index 658f1c80ab..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/stdio.c +++ /dev/null @@ -1,330 +0,0 @@ -/**************************************************************************** -* -* SciTech OS Portability Manager Library -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows NT driver -* -* Description: C library compatible I/O functions for use within a Windows -* NT driver. -* -****************************************************************************/ - -#include "pmapi.h" -#include "oshdr.h" - -/*------------------------ Main Code Implementation -----------------------*/ - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C fopen function. -****************************************************************************/ -FILE * fopen( - const char *filename, - const char *mode) -{ - ACCESS_MASK DesiredAccess; /* for ZwCreateFile... */ - OBJECT_ATTRIBUTES ObjectAttributes; - ULONG ShareAccess; - ULONG CreateDisposition; - NTSTATUS status; - HANDLE FileHandle; - UNICODE_STRING *uniFile = NULL; - PWCHAR bufFile = NULL; - IO_STATUS_BLOCK IoStatusBlock; - FILE_STANDARD_INFORMATION FileInformation; - FILE_POSITION_INFORMATION FilePosition; - char kernelFilename[PM_MAX_PATH+5]; - FILE *f; - - /* Add prefix for addressing the file system. "\??\" is short for "\DosDevices\" */ - strcpy(kernelFilename, "\\??\\"); - strcat(kernelFilename, filename); - if ((f = PM_malloc(sizeof(FILE))) == NULL) - goto Error; - f->offset = 0; - f->text = (mode[1] == 't' || mode[2] == 't'); - f->writemode = (mode[0] == 'w') || (mode[0] == 'a'); - if (mode[0] == 'r') { - /* omode = OPEN_ACCESS_READONLY | OPEN_SHARE_COMPATIBLE; */ - /* action = ACTION_IFEXISTS_OPEN | ACTION_IFNOTEXISTS_FAIL; */ - DesiredAccess = GENERIC_READ; - ShareAccess = FILE_SHARE_READ | FILE_SHARE_WRITE; - CreateDisposition = FILE_OPEN; - } - else if (mode[0] == 'w') { - /* omode = OPEN_ACCESS_WRITEONLY | OPEN_SHARE_COMPATIBLE; */ - /* action = ACTION_IFEXISTS_TRUNCATE | ACTION_IFNOTEXISTS_CREATE; */ - DesiredAccess = GENERIC_WRITE; - ShareAccess = FILE_SHARE_READ | FILE_SHARE_WRITE; - CreateDisposition = FILE_SUPERSEDE; - } - else { - /* omode = OPEN_ACCESS_READWRITE | OPEN_SHARE_COMPATIBLE; */ - /* action = ACTION_IFEXISTS_OPEN | ACTION_IFNOTEXISTS_CREATE; */ - DesiredAccess = GENERIC_READ | GENERIC_WRITE; - ShareAccess = FILE_SHARE_READ; - CreateDisposition = FILE_OPEN_IF; - } - - /* Convert filename string to ansi string and then to UniCode string */ - if ((uniFile = _PM_CStringToUnicodeString(kernelFilename)) == NULL) - return NULL; - - /* Create the file */ - InitializeObjectAttributes (&ObjectAttributes, - uniFile, - OBJ_CASE_INSENSITIVE, - NULL, - NULL); - status = ZwCreateFile( &FileHandle, - DesiredAccess | SYNCHRONIZE, - &ObjectAttributes, - &IoStatusBlock, - NULL, /* AllocationSize OPTIONAL, */ - FILE_ATTRIBUTE_NORMAL, - ShareAccess, - CreateDisposition, - FILE_RANDOM_ACCESS, /* CreateOptions, */ - NULL, /* EaBuffer OPTIONAL, */ - 0 /* EaLength (required if EaBuffer) */ - ); - if (!NT_SUCCESS (status)) - goto Error; - f->handle = (int)FileHandle; - - /* Determine size of the file */ - status = ZwQueryInformationFile( FileHandle, - &IoStatusBlock, - &FileInformation, - sizeof(FILE_STANDARD_INFORMATION), - FileStandardInformation - ); - if (!NT_SUCCESS (status)) - goto Error; - f->filesize = FileInformation.EndOfFile.LowPart; - - /* Move to the end of the file if we are appending */ - if (mode[0] == 'a') { - FilePosition.CurrentByteOffset.HighPart = 0; - FilePosition.CurrentByteOffset.LowPart = f->filesize; - status = ZwSetInformationFile( FileHandle, - &IoStatusBlock, - &FilePosition, - sizeof(FILE_POSITION_INFORMATION), - FilePositionInformation - ); - if (!NT_SUCCESS (status)) - goto Error; - } - return f; - -Error: - if (f) PM_free(f); - if (uniFile) _PM_FreeUnicodeString(uniFile); - return NULL; -} - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C fread function. -****************************************************************************/ -size_t fread( - void *ptr, - size_t size, - size_t n, - FILE *f) -{ - NTSTATUS status; - IO_STATUS_BLOCK IoStatusBlock; - LARGE_INTEGER ByteOffset; - - /* Read any extra bytes from the file */ - ByteOffset.HighPart = 0; - ByteOffset.LowPart = f->offset; - status = ZwReadFile( (HANDLE)f->handle, - NULL, /*IN HANDLE Event OPTIONAL, */ - NULL, /* IN PIO_APC_ROUTINE ApcRoutine OPTIONAL, */ - NULL, /* IN PVOID ApcContext OPTIONAL, */ - &IoStatusBlock, - ptr, /* OUT PVOID Buffer, */ - size * n, /*IN ULONG Length, */ - &ByteOffset, /*OPTIONAL, */ - NULL /*IN PULONG Key OPTIONAL */ - ); - if (!NT_SUCCESS (status)) - return 0; - f->offset += IoStatusBlock.Information; - return IoStatusBlock.Information / size; -} - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C fwrite function. -****************************************************************************/ -size_t fwrite( - const void *ptr, - size_t size, - size_t n, - FILE *f) -{ - NTSTATUS status; - IO_STATUS_BLOCK IoStatusBlock; - LARGE_INTEGER ByteOffset; - - if (!f->writemode) - return 0; - ByteOffset.HighPart = 0; - ByteOffset.LowPart = f->offset; - status = ZwWriteFile( (HANDLE)f->handle, - NULL, /*IN HANDLE Event OPTIONAL, */ - NULL, /* IN PIO_APC_ROUTINE ApcRoutine OPTIONAL, */ - NULL, /* IN PVOID ApcContext OPTIONAL, */ - &IoStatusBlock, - (void*)ptr, /* OUT PVOID Buffer, */ - size * n, /*IN ULONG Length, */ - &ByteOffset, /*OPTIONAL, */ - NULL /*IN PULONG Key OPTIONAL */ - ); - if (!NT_SUCCESS (status)) - return 0; - f->offset += IoStatusBlock.Information; - if (f->offset > f->filesize) - f->filesize = f->offset; - return IoStatusBlock.Information / size; -} - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C fflush function. -****************************************************************************/ -int fflush( - FILE *f) -{ - /* Nothing to do here as we are not doing buffered I/O */ - (void)f; - return 0; -} - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C fseek function. -****************************************************************************/ -int fseek( - FILE *f, - long int offset, - int whence) -{ - NTSTATUS status; - FILE_POSITION_INFORMATION FilePosition; - IO_STATUS_BLOCK IoStatusBlock; - - if (whence == 0) - f->offset = offset; - else if (whence == 1) - f->offset += offset; - else if (whence == 2) - f->offset = f->filesize + offset; - FilePosition.CurrentByteOffset.HighPart = 0; - FilePosition.CurrentByteOffset.LowPart = f->offset; - status = ZwSetInformationFile( (HANDLE)f->handle, - &IoStatusBlock, - &FilePosition, - sizeof(FILE_POSITION_INFORMATION), - FilePositionInformation - ); - if (!NT_SUCCESS (status)) - return -1; - return 0; -} - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C ftell function. -****************************************************************************/ -long ftell( - FILE *f) -{ - return f->offset; -} - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C feof function. -****************************************************************************/ -int feof( - FILE *f) -{ - return (f->offset == f->filesize); -} - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C fgets function. -****************************************************************************/ -char *fgets( - char *s, - int n, - FILE *f) -{ - int len; - char *cs; - - /* Read the entire buffer into memory (our functions are unbuffered!) */ - if ((len = fread(s,1,n,f)) == 0) - return NULL; - - /* Search for '\n' or end of string */ - if (n > len) - n = len; - cs = s; - while (--n > 0) { - if (*cs == '\n') - break; - cs++; - } - *cs = '\0'; - return s; -} - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C fputs function. -****************************************************************************/ -int fputs( - const char *s, - FILE *f) -{ - return fwrite(s,1,strlen(s),f); -} - -/**************************************************************************** -REMARKS: -NT driver implementation of the ANSI C fclose function. -****************************************************************************/ -int fclose( - FILE *f) -{ - ZwClose((HANDLE)f->handle); - PM_free(f); - return 0; -} diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/stdlib.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/stdlib.c deleted file mode 100644 index bbf0cbf4a7..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/stdlib.c +++ /dev/null @@ -1,139 +0,0 @@ -/**************************************************************************** -* -* SciTech OS Portability Manager Library -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows NT driver -* -* Description: C library compatible stdlib.h functions for use within a -* Windows NT driver. -* -****************************************************************************/ - -#include "pmapi.h" -#include "oshdr.h" - -/*------------------------ Main Code Implementation -----------------------*/ - -/**************************************************************************** -REMARKS: -PM_malloc override function for Nucleus drivers loaded in NT drivers's. -****************************************************************************/ -void * malloc( - size_t size) -{ - return PM_mallocShared(size); -} - -/**************************************************************************** -REMARKS: -calloc library function for Nucleus drivers loaded in NT drivers's. -****************************************************************************/ -void * calloc( - size_t nelem, - size_t size) -{ - void *p = PM_mallocShared(nelem * size); - if (p) - memset(p,0,nelem * size); - return p; -} - -/**************************************************************************** -REMARKS: -PM_realloc override function for Nucleus drivers loaded in VxD's. -****************************************************************************/ -void * realloc( - void *ptr, - size_t size) -{ - void *p = PM_mallocShared(size); - if (p) { - memcpy(p,ptr,size); - PM_freeShared(ptr); - } - return p; -} - -/**************************************************************************** -REMARKS: -PM_free override function for Nucleus drivers loaded in VxD's. -****************************************************************************/ -void free( - void *p) -{ - PM_freeShared(p); -} - -/**************************************************************************** -PARAMETERS: -cstr - C style ANSI string to convert - -RETURNS: -Pointer to the UniCode string structure or NULL on failure to allocate memory - -REMARKS: -Converts a C style string to a UniCode string structure that can be passed -directly to NT kernel functions. -****************************************************************************/ -UNICODE_STRING *_PM_CStringToUnicodeString( - const char *cstr) -{ - int length; - ANSI_STRING ansiStr; - UNICODE_STRING *uniStr; - - /* Allocate memory for the string structure */ - if ((uniStr = ExAllocatePool(NonPagedPool, sizeof(UNICODE_STRING))) == NULL) - return NULL; - - /* Allocate memory for the wide string itself */ - length = (strlen(cstr) * sizeof(WCHAR)) + sizeof(WCHAR); - if ((uniStr->Buffer = ExAllocatePool(NonPagedPool, length)) == NULL) { - ExFreePool(uniStr); - return NULL; - } - RtlZeroMemory(uniStr->Buffer, length); - uniStr->Length = 0; - uniStr->MaximumLength = (USHORT)length; - - /* Convert filename string to ansi string and then to UniCode string */ - RtlInitAnsiString(&ansiStr, cstr); - RtlAnsiStringToUnicodeString(uniStr, &ansiStr, FALSE); - return uniStr; -} - -/**************************************************************************** -PARAMETERS: -uniStr - UniCode string structure to free - -REMARKS: -Frees a string allocated by the above _PM_CStringToUnicodeString function. -****************************************************************************/ -void _PM_FreeUnicodeString( - UNICODE_STRING *uniStr) -{ - if (uniStr) { - ExFreePool(uniStr->Buffer); - ExFreePool(uniStr); - } -} diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/vflat.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/vflat.c deleted file mode 100644 index 901ce1cf03..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/vflat.c +++ /dev/null @@ -1,45 +0,0 @@ -/**************************************************************************** -* -* SciTech OS Portability Manager Library -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: Any -* -* Description: Dummy module; no virtual framebuffer for this OS -* -****************************************************************************/ - -#include "pmapi.h" - -ibool PMAPI VF_available(void) -{ - return false; -} - -void * PMAPI VF_init(ulong baseAddr,int bankSize,int codeLen,void *bankFunc) -{ - return NULL; -} - -void PMAPI VF_exit(void) -{ -} diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c deleted file mode 100644 index f4c4bd41b2..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c +++ /dev/null @@ -1,123 +0,0 @@ -/**************************************************************************** -* -* Ultra Long Period Timer -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows VxD -* -* Description: OS specific implementation for the Zen Timer functions. -* -****************************************************************************/ - -/*---------------------------- Global variables ---------------------------*/ - -static CPU_largeInteger countFreq; -static ulong start,finish; - -/*----------------------------- Implementation ----------------------------*/ - -/**************************************************************************** -REMARKS: -Initialise the Zen Timer module internals. -****************************************************************************/ -static void __ZTimerInit(void) -{ - KeQueryPerformanceCounter((LARGE_INTEGER*)&countFreq); -} - -/**************************************************************************** -REMARKS: -Call the assembler Zen Timer functions to do the timing. -****************************************************************************/ -static void __LZTimerOn( - LZTimerObject *tm) -{ - LARGE_INTEGER lt = KeQueryPerformanceCounter(NULL); - tm->start.low = lt.LowPart; - tm->start.high = lt.HighPart; -} - -/**************************************************************************** -REMARKS: -Call the assembler Zen Timer functions to do the timing. -****************************************************************************/ -static ulong __LZTimerLap( - LZTimerObject *tm) -{ - LARGE_INTEGER tmLap = KeQueryPerformanceCounter(NULL); - CPU_largeInteger tmCount; - - _CPU_diffTime64(&tm->start,(CPU_largeInteger*)&tmLap,&tmCount); - return _CPU_calcMicroSec(&tmCount,countFreq.low); -} - -/**************************************************************************** -REMARKS: -Call the assembler Zen Timer functions to do the timing. -****************************************************************************/ -static void __LZTimerOff( - LZTimerObject *tm) -{ - LARGE_INTEGER lt = KeQueryPerformanceCounter(NULL); - tm->end.low = lt.LowPart; - tm->end.high = lt.HighPart; -} - -/**************************************************************************** -REMARKS: -Call the assembler Zen Timer functions to do the timing. -****************************************************************************/ -static ulong __LZTimerCount( - LZTimerObject *tm) -{ - CPU_largeInteger tmCount; - - _CPU_diffTime64(&tm->start,&tm->end,&tmCount); - return _CPU_calcMicroSec(&tmCount,countFreq.low); -} - -/**************************************************************************** -REMARKS: -Define the resolution of the long period timer as microseconds per timer tick. -****************************************************************************/ -#define ULZTIMER_RESOLUTION 1 - -/**************************************************************************** -REMARKS: -Read the Long Period timer value from the BIOS timer tick. -****************************************************************************/ -static ulong __ULZReadTime(void) -{ - LARGE_INTEGER count; - KeQuerySystemTime(&count); - return (ulong)(*((_int64*)&count) / 10); -} - -/**************************************************************************** -REMARKS: -Compute the elapsed time from the BIOS timer tick. Note that we check to see -whether a midnight boundary has passed, and if so adjust the finish time to -account for this. We cannot detect if more that one midnight boundary has -passed, so if this happens we will be generating erronous results. -****************************************************************************/ -ulong __ULZElapsedTime(ulong start,ulong finish) -{ return finish - start; } |