Can two device drivers map the PCI address space of a device. I want a kernel space driver and a user-space driver to map it simultaneously.
Shobha.
- posted
18 years ago
Can two device drivers map the PCI address space of a device. I want a kernel space driver and a user-space driver to map it simultaneously.
Shobha.
Yes, the driver must implement mmap() method in which it will map its view of the device address space to the application.
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