1991/1113/pc/devuart.c (diff list | history)

1991/1113/sys/src/9/pc/devuart.c:557,573 – 1991/1115/sys/src/9/pc/devuart.c:557,573 (short | long | prev | next)
1991/0801		enum{ Qdir= 0, Qtty0= STREAMQID(0, Sdataqid), Qtty0ctl= STREAMQID(0, Sctlqid), Qtty1= STREAMQID(1, Sdataqid), Qtty1ctl= STREAMQID(1, Sctlqid),
1991/1115		Qeia0= STREAMQID(0, Sdataqid), Qeia0ctl= STREAMQID(0, Sctlqid), Qeia1= STREAMQID(1, Sdataqid), Qeia1ctl= STREAMQID(1, Sctlqid),
1991/0801		}; Dirtab uartdir[]={ "tty0", {Qtty0}, 0, 0666, "tty0ctl", {Qtty0ctl}, 0, 0666, "tty1", {Qtty1}, 0, 0666, "tty1ctl", {Qtty1ctl}, 0, 0666,
1991/1115		"eia0", {Qeia0}, 0, 0666, "eia0ctl", {Qeia0ctl}, 0, 0666, "eia1", {Qeia1}, 0, 0666, "eia1ctl", {Qeia1ctl}, 0, 0666,
1991/0801		}; #define NUart (sizeof uartdir/sizeof(Dirtab))
1991/1113/sys/src/9/pc/devuart.c:618,628 – 1991/1115/sys/src/9/pc/devuart.c:618,628
1991/0801		uartstat(Chan *c, char *dp) { switch(c->qid.path){ case Qtty0: streamstat(c, dp, "tty0");
1991/1115		case Qeia0: streamstat(c, dp, "eia0");
1991/0801		break; case Qtty1: streamstat(c, dp, "tty1");
1991/1115		case Qeia1: streamstat(c, dp, "eia1");
1991/0801		break; default: devstat(c, dp, uartdir, NUart, devgen);
1991/1113/sys/src/9/pc/devuart.c:636,647 – 1991/1115/sys/src/9/pc/devuart.c:636,647
1991/0801		Uart *up; switch(c->qid.path){ case Qtty0: case Qtty0ctl:
1991/1115		case Qeia0: case Qeia0ctl:
1991/0801		up = &uart[0]; break; case Qtty1: case Qtty1ctl:
1991/1115		case Qeia1: case Qeia1ctl:
1991/0801		up = &uart[1]; break; default:
1991/1113/sys/src/9/pc/devuart.c:676,683 – 1991/1115/sys/src/9/pc/devuart.c:676,683
1991/0801		switch(c->qid.path&~CHDIR){ case Qdir: return devdirread(c, buf, n, uartdir, NUart, devgen); case Qtty1ctl: case Qtty0ctl:
1991/1115		case Qeia1ctl: case Qeia0ctl:
1991/0801		return 0; } return streamread(c, buf, n);