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1 Chinese translated version of Documentation/IRQ.txt 2 3 If you have any comment or update to the content, please contact the 4 original document maintainer directly. However, if you have a problem 5 communicating in English you can also ask the Chinese maintainer for 6 help. Contact the Chinese maintainer if this translation is outdated 7 or if there is a problem with the translation. 8 9 Maintainer: Eric W. Biederman <ebiederman@xmission.com> 10 Chinese maintainer: Fu Wei <tekkamanninja@gmail.com> 11 --------------------------------------------------------------------- 12 Documentation/IRQ.txt çä¸æç¿»è¯ 13 14 妿æ³è¯è®ºææ´æ°æ¬æçå 容ï¼è¯·ç´æ¥èç³»åææ¡£çç»´æ¤è ãå¦æä½ ä½¿ç¨è±æ 15 äº¤æµæå°é¾çè¯ï¼ä¹å¯ä»¥å䏿çç»´æ¤è æ±å©ã妿æ¬ç¿»è¯æ´æ°ä¸åæ¶æè ç¿» 16 è¯åå¨é®é¢ï¼è¯·èç³»ä¸æçç»´æ¤è ã 17 è±æçç»´æ¤è ï¼ Eric W. Biederman <ebiederman@xmission.com> 18 䏿çç»´æ¤è ï¼ å ç Fu Wei <tekkamanninja@gmail.com> 19 䏿çç¿»è¯è ï¼ å ç Fu Wei <tekkamanninja@gmail.com> 20 ä¸æçæ ¡è¯è ï¼ å ç Fu Wei <tekkamanninja@gmail.com> 21 22 23 以ä¸ä¸ºæ£æ 24 --------------------------------------------------------------------- 25 ä½ä¸º IRQ? 26 27 ä¸ä¸ª IRQ æ¯æ¥èªæä¸ªè®¾å¤çä¸ä¸ªä¸æè¯·æ±ãç®åï¼å®ä»¬å¯ä»¥æ¥èªä¸ä¸ªç¡¬ä»¶å¼èï¼ 28 ææ¥èªä¸ä¸ªæ°æ®å ãå¤ä¸ªè®¾å¤å¯è½è¿æ¥å°å个硬件å¼èï¼ä»èå ±äº«ä¸ä¸ª IRQã 29 30 ä¸ä¸ª IRQ ç¼å·æ¯ç¨äºåç¥ç¡¬ä»¶ä¸ææºçå æ ¸æ è¯ãé常æ åµä¸ï¼è¿æ¯ä¸ä¸ª 31 å ¨å± irq_desc æ°ç»çç´¢å¼ï¼ä½æ¯é¤äºå¨ linux/interrupt.h ä¸çå®ç°ï¼ 32 å ·ä½çç»èæ¯ä½ç³»ç»æç¹å®çã 33 34 ä¸ä¸ª IRQ ç¼å·æ¯è®¾å¤ä¸æä¸ªå¯è½ç䏿æºçæä¸¾ãé常æ åµä¸ï¼æä¸¾çç¼å·æ¯ 35 该å¼èå¨ç³»ç»å 䏿æ§å¶å¨çææè¾å ¥å¼èä¸çç¼å·ãå¯¹äº ISA æ»çº¿ä¸çæ åµï¼ 36 æä¸¾çæ¯å¨ä¸¤ä¸ª i8259 䏿æ§å¶å¨ä¸ 16 个è¾å ¥å¼èã 37 38 æ¶æå¯ä»¥å¯¹ IRQ ç¼å·æå®é¢å¤çå«ä¹ï¼å¨ç¡¬ä»¶æ¶å任使工é ç½®çæ åµä¸ï¼ 39 æ¯è¢«æå¡çãISA ç IRQ æ¯ä¸ä¸ªåé è¿ç±»é¢å¤å«ä¹çå ¸åä¾åã