Linux Kernel Architecture
Chapter 5: Locking and Interprocess Communication either writes the required machine code instructions to execute the system cal ...
Chapter 5: Locking and Interprocess Communication systems connected via a network (this does not mean that they cannot be used t ...
Device Drivers Device drivers are a key area of the kernel as many users judge operating system performance primarily by the num ...
Chapter 6: Device Drivers Chapter 6: Device Drivers.................................................... device type and model. S ...
Chapter 6: Device Drivers not attached directly to the CPU; instead, they are connected via abusthat is responsible for communic ...
Chapter 6: Device Drivers processor architectures. It is rarely used in workstation systems because its electrical installation ...
Chapter 6: Device Drivers a unique port number, and the data are forwarded tothe attached device for processing. A separate vir- ...
Chapter 6: Device Drivers evident that this is not very sparing on resources. Much system run time is needed to check the status ...
Chapter 6: Device Drivers 6.2 Access to Devices Device special files(often referred to asdevice files) are used to access expans ...
Chapter 6: Device Drivers Names are assigned to device files because users (humans) find it easier to remember symbolic names ra ...
Chapter 6: Device Drivers fileDocumentation/devices.txtwith current data at the time of kernel release. Pre-processor constants, ...
Chapter 6: Device Drivers In addition to the task outlined above, the udev daemon also assumes some more responsibilities like e ...
Chapter 6: Device Drivers implementation of this function is based on theioctlsystem call that is handled bysys_ioctlin the kern ...
Chapter 6: Device Drivers The first problem can be eliminated by revising the driver, but the second is of a more fundamental na ...
Chapter 6: Device Drivers 6.2.5 Registration The kernel has a natural interest in knowing which character and block devices are ...
Chapter 6: Device Drivers drivers/base/map.c struct kobj_map { struct probe { struct probe *next; dev_t dev; unsigned long range ...
Chapter 6: Device Drivers The way entries are organized is quite similar to the techniques employed forstruct kobj_mapabove. nex ...
Chapter 6: Device Drivers Since all registration functions discussed above manipulate the database data structures in a straight ...
Chapter 6: Device Drivers struct block_device *i_bdev; struct cdev *i_cdev; }; ... }; ❑ To uniquely identify that device associa ...
Chapter 6: Device Drivers fs/devices.c struct file_operations def_chr_fops = { .open = chrdev_open, }; Character devices differ ...
«
17
18
19
20
21
22
23
24
25
26
»
Free download pdf