Device Drivers
in [Programming]
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Problem while performing StretchBlt on HP 1010, HP 1018, HP 1020 and HP 3050 Our application uses Windows GDI library to perform rendering and display of data/output onto the devices such as Screen and Printer. While I am trying to print the data onto a series of printers (HP 1010, HP 1018, HP 1020 and HP 3050) I am facing a typical problem. Explaination ------------------ 1. Appr... 6 May 2008 11:00
Porting WDM to WDF Hello All, I am porting a USB WDM driver to WDF. I have some vendor specific commands thats needs to submitted to lower device. I get a bugcheck 0x7E at WdfIoTargetSendInternalIoctlSynchronously(). Can some one help me if im going wrong anywhere in the below code. Here are the WDM and WDF code snippets. WDM... 6 May 2008 06:03
USB packet ? Hi Does USB has negociate protocol , is there any tool to monitor USB packets ? Where can I find the reference documents ? Thank you . ... 6 May 2008 00:35
How to unlock system protected file ? Hi I found serial.sys has been locked by system , so I cannot replace it by my sample code built serial.sys . Is there any way to unlock some built-in generic driver in Windows XP and Vista ? Thank you . ... 6 May 2008 00:35
punting back to gdi with EngTextOut not working I am trying to develope a printer driver. When I cannot handle a function I punt back to gdi. It also punts back when succesful so that the mirrorsurface is updated after each call to the driver. I've got punting working for every function except DrvTextOut. EngTextOut returns true, but nothing gets drawn to ... 6 May 2008 00:35
How to refresh attached disk drivers? If there a way to force windows to refresh attached disk devices?. If I change the partition of a unit the system don't refresh the status until disconnect and reconnect it. For this reason I search how to connect and disconnect, but if I can force a refresh I don't need to disconnect the drive. Thanks for... 5 May 2008 17:34
IOCTL_DISK_GET_DRIVE_LAYOUT doubt I have a lower filter driver(sits below file system driver) From the application I pass IOCTL_DISK_GET_DRIVE_LAYOUT ioctl. I get error as my partition style is GPT. I am not supporting GPT Partition style for now in my driver.so I wanted to log the error in system logs from the driver if it is GPT. But when I tri... 5 May 2008 13:39
Test cases for WLAN SDIO interface Hi All, I am working in WLAN driver with SDIO interface. I have some refrence code of WLAN but i dont know how to test this WLAN through SDIO interface.I am very pretty new in this filed and mean to say , need some test plan to make some test cases for this driver interface. I will appreiciate if som... 5 May 2008 13:39
How to find Invalid Nonpaged memory address? Hi.. I have allocated memory from Nonpaged pool using ExAllocatePoolWithTag. I am passing the pointer to the allocated memory location into a function call, and sometime when tried to access the same, gives a SYSTEM_THREAD_EXCEPTION_NOT_HANDLED (7e) The allocated memory is not freed. The access violation h... 5 May 2008 12:05
Can one force a USB disconnect then reconnect? Is there a way to have Windows pretend a USB device has been unplugged, then plugged back in? -- #include <standard.disclaimer> _ Kevin D Quitt USA 91387-4454 96.37% of all statistics are made up ... 5 May 2008 12:05 |