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alloc_chrdev_region
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
alloc_chrdev_region - register a range of char device numbersSYNOPSIS
- int alloc_chrdev_region(dev_t * dev, unsigned baseminor, unsigned count, const char * name);
ARGUMENTS
dev
- output parameter for first assigned number
baseminor
- first of the requested range of minor numbers
count
- the number of minor numbers required
name
- the name of the associated device or driver
DESCRIPTION
Allocates a range of char device numbers. The major number will be chosen dynamically, and returned (along with the first minor number) in dev. Returns zero or a negative error code.
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