New probe routine and support for ST16650.

Compiles, but completely untested.

1 files changed, 12 insertions, 1 deletions

diff --git a/sys/dev/ic/comvar.h b/sys/dev/ic/comvar.h
index 153a70a8b53..3ea011a6541 100644
--- a/sys/dev/ic/comvar.h
+++ b/sys/dev/ic/comvar.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: comvar.h,v 1.9 1997/07/07 16:37:12 niklas Exp $	*/
+/*	$OpenBSD: comvar.h,v 1.10 1998/02/23 11:41:26 downsj Exp $	*/
 /*	$NetBSD: comvar.h,v 1.5 1996/05/05 19:50:47 christos Exp $	*/
 
 /*
@@ -64,6 +64,16 @@ struct com_softc {
 	bus_space_handle_t sc_hayespioh;
 	isa_chipset_tag_t sc_ic;
 
+	u_char sc_uarttype;
+#define COM_UART_UNKNOWN	0x00		/* unknown */
+#define COM_UART_8250		0x01		/* no fifo */
+#define COM_UART_16450		0x02		/* no fifo */
+#define COM_UART_16550		0x03		/* no working fifo */
+#define COM_UART_16550A		0x04		/* 16 byte fifo */
+#define COM_UART_ST16650	0x05		/* no working fifo */
+#define COM_UART_ST16650V2	0x06		/* 32 byte fifo */
+#define COM_UART_TI16750	0x07		/* 64 byte fifo */
+
 	u_char sc_hwflags;
 #define	COM_HW_NOIEN	0x01
 #define	COM_HW_FIFO	0x02
@@ -78,6 +88,7 @@ struct com_softc {
 #define	COM_SW_CRTSCTS	0x04
 #define	COM_SW_MDMBUF	0x08
 #define	COM_SW_PPS	0x10
+	int	sc_fifolen;
 	u_char sc_msr, sc_mcr, sc_lcr, sc_ier;
 	u_char sc_dtr;