1991/0808/pc/trap.c (diff list | history)

1991/0807/sys/src/9/pc/trap.c:34,41 – 1991/0808/sys/src/9/pc/trap.c:34,41 (short | long | prev | next)
1991/0709		EOI= 0x20, /* non-specific end of interrupt */ };
1991/0731		int int0mask = 0xff; /* interrupts enabled for first 8259 */
1991/0803		int int1mask = 0xff; /* interrupts enabled for second 8259 */
1991/0808		int int0mask = 0x00; /* interrupts enabled for first 8259 */ int int1mask = 0x00; /* interrupts enabled for second 8259 */
1991/0709		/*
1991/0614		* trap/interrupt gates
1991/0807/sys/src/9/pc/trap.c:231,237 – 1991/0808/sys/src/9/pc/trap.c:231,237
1991/0718		else print("registers for kernel\n"); print("FLAGS=%lux ECODE=%lux CS=%lux PC=%lux SS=%lux USP=%lux\n", ur->flags, ur->ecode, ur->cs, ur->pc, ur->ss, ur->usp);
1991/0808		ur->ecode, ur->cs&0xff, ur->pc, ur->ss&0xff, ur->usp);
1991/0718		print(" AX %8.8lux BX %8.8lux CX %8.8lux DX %8.8lux\n", ur->ax, ur->bx, ur->cx, ur->dx);
1991/0807/sys/src/9/pc/trap.c:286,292 – 1991/0808/sys/src/9/pc/trap.c:286,296
1991/0720		} if(sp<(USTKTOP-BY2PG) || sp>(USTKTOP-(1+MAXSYSARG)*BY2WD)) validaddr(sp, (1+MAXSYSARG)*BY2WD, 0);
1991/0808		if(ax == EXITS) print("%d exiting\n", u->p->pid);
1991/0720		ret = (*systab[ax])((ulong*)(sp+BY2WD));
1991/0808		if(ax == EXITS) print("%d returned from sysexits!\n", u->p->pid);
1991/0720		poperror(); } if(u->nerrlab){