1992/0923/pc/dat.h (diff list | history)

1992/0918/sys/src/9/pc/dat.h:4,9 – 1992/0923/sys/src/9/pc/dat.h:4,10 (short | long | prev | next)
Add PCArch. Comment edit. Remove machtype. rsc Fri Mar 4 12:44:25 2005
1991/0612		typedef struct Lock Lock; typedef struct MMU MMU; typedef struct Mach Mach;
1992/0923		typedef struct PCArch PCArch;
1991/0717		typedef struct Page Page;
1991/0612		typedef struct PMMU PMMU;
1991/0703		typedef struct Segdesc Segdesc;
1992/0918/sys/src/9/pc/dat.h:177,190 – 1992/0923/sys/src/9/pc/dat.h:178,203
1991/0612		short exiting; }active;
1992/0923		/* * routines for things outside the PC model, like power management */ struct PCArch { char *id; void (*reset)(void); /* this should be in the model */ int (*cpuspeed)(int); /* 0 = low, 1 = high */ void (*buzz)(int, int); /* make a noise */ void (*lights)(int); /* turn lights or icons on/off */ int (*serialpower)(int); /* 1 == on, 0 == off */ int (*modempower)(int); /* 1 == on, 0 == off */ int (*extvga)(int); /* 1 == external, 0 == internal */ };
1991/0612		extern Mach *m; extern User *u;
1991/0801		extern int flipD[]; /* for flipping bitblt destination polarity */
1991/1210
1992/0903		/* * bootline passed by boot program */ #define BOOTLINE ((char *)0x80000100)
1992/0923		#define BOOTLINE ((char *)0x80000100) /* bootline passed by boot program */
1992/0918		extern char machtype[];
1992/0923		extern PCArch *arch; /* PC architecture */