File:kl.c - ikarishinjieva/unixV6-code-analyze-chs GitHub Wiki

8000 #

8001 /* KL/DL-11 driver */

8002 #include "../param.h"

8003 #include "../conf.h"

8004 #include "../user.h"

8005 #include "../tty.h"

8006 #include "../proc.h"

8007 /* base address */

8008 #define KLADDR 0177560 /* console */

8009 #define KLBASE 0176500 /* kl and dl11-a */

8010 #define DLBASE 0175610 /* dl-e */

8011 #define NKL11 1

8012 #define NDL11 0

8013 #define DSRDY 02

8014 #define RDRENB 01

8015 struct tty kl11[NKL11+NDL11];

• kl11/DL11接口设备表

8016 struct klregs {

8017     int klrcsr;

8018     int klrbuf;

8019     int kltcsr;

8020     int kltbuf;

8021 }

8022 /* ------------------------- */