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

[Mark Tempel]

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>


Thanks and good work so far.

--mark
Ge van Geldorp wrote:

>>From: Hartmut Birr
>>
>>can you test a little patch for me ?
>>    
>>
>
>Works perfectly. Thanks!
>
>Gé.
>
>
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