Re: [ros-dev] Page protection ldr change breaks VMware SVGA driver

[Mark Tempel]

I'm getting the latest code right now, and I'll try again....

Thanks,

--mark

Hartmut Birr wrote:
> Hi,
>
> do you use the latest cvs? I've loaded vmx_svga.sys in bochs and don't get
> crash. I've added some debug code in LdrLookupPageProtection and can see
> that the rva 2000h is set to PAGE_EXECUTE_READWRITE. Your crash occurs at
> rva 2c60h. This address should be writable after my fix.
> Hartmut
> > -----Original Message-----
> > From: [e-mail] 
> > [mailto:[e-mail]] On Behalf Of Mark Tempel
> > Sent: Wednesday, September 29, 2004 4:13 AM
> > To: ReactOS Development List
> > Subject: Re: [ros-dev] Page protection ldr change breaks 
> > VMware SVGA driver
> >
> > Hi all...
> >
> > Just got the latest source, but I'm still getting a crash 
> > when trying to 
> > load ROS with the vmware video driver. I'm choosing 1024x768 
> > and 16bit 
> > mode...
> >
> > here is the debug output:
> >
> > (ke/i386/kernel.c:327) CPU Vendor: GenuineIntel
> > (ke/i386/kernel.c:331) CPU Model:          Intel(R) Pentium(R) M 
> > processor 1400MHz
> > (ke/i386/kernel.c:334) Ke386CacheAlignment: 64
> > DriverBase for \SystemRoot\system32\drivers\pci.sys: dcada000
> > Peripheral Component Interconnect Bus Driver
> > DriverBase for scsiport.sys: dcae4000
> > DriverBase for atapi.sys: dcaf0000
> > DriverBase for class2.sys: dcaff000
> > DriverBase for disk.sys: dcb09000
> > DriverBase for vfatfs.sys: dcb11000
> > DriverBase for bootvid.sys: dcb26000
> > DriverBase for ndis.sys: dcb46000
> > DriverBase for \SystemRoot\system32\drivers\pcntn5m.sys: dcb85000
> > DriverBase for \SystemRoot\system32\drivers\vmx_svga.sys: dcb97000
> > DriverBase for \SystemRoot\system32\drivers\VIDEOPRT.SYS: dcbb7000
> > KeBugCheckWithTf at ke/catch.c:164
> > Bug detected (code 1e param 0 0 0 0)
> >  KMODE_EXCEPTION_NOT_HANDLED
> >
> > Page Fault Exception: 14(3)
> > Processor: 0 CS:EIP 8:dcb99451 <vmx_svga.sys: 2451>
> > cr2 dcb99c60 cr3 2a6000 Proc: c0261010 Pid: 1 <SYSTEM> Thrd: 
> > c0261d58 Tid: 1
> > DS 10 ES 10 FS 30 GS 10
> > EAX: 00000000   EBX: c0318214   ECX: 00000000
> > EDX: 00000000   EBP: c00b0a08   ESI: dcb974d0   ESP: c00b08c8
> > EDI: 0000000b   EFLAGS: 00210246 kESP c00b08c8 kernel stack 
> > base c00ae000
> > Frames: <vmx_svga.sys: 1c0f> <VIDEOPRT.SYS: 22d3> 
> > <VIDEOPRT.SYS: 10a5> 
> > <ntoskrnl.exe: 3297c> <ntoskrnl.exe: 3c922> <ntoskrnl.exe: 3c991> 
> > <ntoskrnl.exe: 3bf54> <ntoskrnl.exe: 3bf8c> <ntoskrnl.exe: 3bf8c> 
> > <ntoskrnl.exe: 3bfd2> <ntoskrnl.exe: 3c9f7> <C0092AF1>
>
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