linux device drivers 2nd edition phần 5 pdf

... Handling 80: 4 2 IO-SAPIC-edge keyboard 89: 0 0 IO-SAPIC-edge PS/2 Mouse 239: 56 06341 56 06 052 SAPIC timer 254 : 6 757 5 52 8 15 SAPIC IPI NMI: 0 0 ERR: 0 Autodetecting the IRQ Number One of the most compelling ... (truncated and line-broken) snapshot was taken shortly after the pr evious one: intr 8848 65 6 955 57 452 7 0 3109 4907 112 759 3 0 0 0 11314 0 17747 1 0 34941 0 0 0 0 0 0...

Ngày tải lên: 13/08/2014, 21:21

... 846 157 2 15. 937221 xtime: 846 157 2 15. 931188 jiffies: 1308094 gettime: 846 157 2 15. 939 950 xtime: 846 157 2 15. 931188 jiffies: 1308094 gettime: 846 157 2 15. 9424 65 xtime: 846 157 2 15. 941188 jiffies: 13080 95 Knowing ... command 454 72377 0 1 8904 0 head 454 72378 1 1 0 0 swapper 454 72379 1 1 0 0 swapper 454 72380 1 1 0 0 swapper 454 72383 3 1 0 0 swapper 454 72383 0 1 601...

Ngày tải lên: 13/08/2014, 21:21

... men- tioned, however, char drivers are not the only type of driver used in Linux sys- tems. Here we tur n our attention to block drivers. Block drivers provide access to block-oriented devices—those that ... inside. < ;linux/ modversions.h> must be Version Control in Modules 3 15 22 June 2001 16:40 CHAPTER TWELVE LOADING BLOCK DRIVERS Our discussion thus far has been limited to...

Ngày tải lên: 13/08/2014, 21:21

... omised. The mmap Device Operation 387 22 June 2001 16:42 cat /proc/731/maps 08048000-08327000 r-xp 00000000 08:01 55 5 05 /usr/X11R6/bin/XF86_SVGA 08327000-08369000 rw-p 002de000 08:01 55 5 05 /usr/X11R6/bin/XF86_SVGA 400 150 00-40019000 ... number for the device, DEVICE_ NAME is the name of the device to be used in error messages, DEVICE_ NR retur ns the minor number of the physic...

Ngày tải lên: 13/08/2014, 21:21

... 158 poll_wait( ), 154 , 179 POLLERR flag, 155 poll.h header file, 154 , 179 POLLHUP flag, 155 POLLIN flag, 155 POLLOUT flag, 155 POLLPRI flag, 155 POLLRDBAND flag, 155 POLLRDNORM flag, 155 POLLWRBAND flag, 155 POLLWRNORM ... 392 usb_der egister( ), 50 0, 50 5 usb_driver structure, 50 0, 50 5 usb_r egister( ), 50 0, 50 5 USB (universal serial bus) drivers, 7, 50 0 call_user modehelper...

Ngày tải lên: 13/08/2014, 21:21

... normally happens in ,ch08.10042 Page 2 15 Friday, January 21, 20 05 10 :50 AM This is the Title of the Book, eMatter Edition Copyright © 20 05 O’Reilly & Associates, Inc. All rights reserved. 180 | Chapter ... 193 Friday, January 21, 20 05 10:47 AM This is the Title of the Book, eMatter Edition Copyright © 20 05 O’Reilly & Associates, Inc. All rights reserved. Workqueues | 2...

Ngày tải lên: 09/08/2014, 04:21

... writing the same port count times. ,ch09.107 15 Page 255 Friday, January 21, 20 05 10 :51 AM This is the Title of the Book, eMatter Edition Copyright © 20 05 O’Reilly & Associates, Inc. All rights ... primitives. ,ch09.107 15 Page 256 Friday, January 21, 20 05 10 :51 AM This is the Title of the Book, eMatter Edition Copyright © 20 05 O’Reilly & Associates, Inc. All rights re...

Ngày tải lên: 09/08/2014, 04:21

... RAM 00100000-0022c 557 : Kernel code 0022c 558 -0024 455 f : Kernel data 20000000-2fffffff : Intel Corporation 440BX/ZX - 82443BX/ZX Host bridge 68000000-68000fff : Texas Instruments PCI12 25 68001000-68001fff ... because more and more functionality in Linux is being modular- ized. Classes of Devices and Modules The Unix way of looking at devices distinguishes between three device types....

Ngày tải lên: 13/08/2014, 21:21

... advantages of devfs ar e as follows: • Device entry points in /dev ar e cr eated at device initialization and removed at device removal. • The device driver can specify device names, ownership, and permission ... Structure struct file, defined in < ;linux/ fs.h>, is the second most important data structur e used in device drivers. Note that a file has nothing to do with the 6...

Ngày tải lên: 13/08/2014, 21:21