Index: ic/com.c
===================================================================
RCS file: /cvs/src/sys/dev/ic/com.c,v
retrieving revision 1.174
diff -u -p -r1.174 com.c
--- ic/com.c	6 May 2021 20:35:21 -0000	1.174
+++ ic/com.c	11 Oct 2021 11:41:07 -0000
@@ -1480,6 +1480,11 @@ com_attach_subr(struct com_softc *sc)
 		SET(sc->sc_hwflags, COM_HW_FIFO);
 		sc->sc_fifolen = 256;
 		break;
+	case COM_UART_TX382B:
+		printf(": tx382b, 16 byte fifo\n");
+		SET(sc->sc_hwflags, COM_HW_FIFO);
+		sc->sc_fifolen = 16;
+		break;
 	default:
 		panic("comattach: bad fifo type");
 	}
@@ -1487,7 +1492,8 @@ com_attach_subr(struct com_softc *sc)
 #ifdef COM_CONSOLE
 	if (!ISSET(sc->sc_hwflags, COM_HW_CONSOLE))
 #endif
-		if (sc->sc_fifolen < 256)
+		if (sc->sc_uarttype != COM_UART_TX382B &&
+		    sc->sc_fifolen < 256)
 			com_fifo_probe(sc);
 
 	if (sc->sc_fifolen == 0) {
Index: ic/comvar.h
===================================================================
RCS file: /cvs/src/sys/dev/ic/comvar.h,v
retrieving revision 1.58
diff -u -p -r1.58 comvar.h
--- ic/comvar.h	14 Aug 2020 18:14:11 -0000	1.58
+++ ic/comvar.h	11 Oct 2021 11:41:07 -0000
@@ -104,6 +104,7 @@ struct com_softc {
 #define	COM_UART_XR16850	0x10		/* 128 byte fifo */
 #define	COM_UART_OX16C950	0x11		/* 128 byte fifo */
 #define	COM_UART_XR17V35X	0x12		/* 256 byte fifo */
+#define	COM_UART_TX382B		0x13		/* 16 byte fifo, no loopback */
 
 	u_char sc_hwflags;
 #define	COM_HW_NOIEN	0x01
Index: pci/pucdata.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/pucdata.c,v
retrieving revision 1.114
diff -u -p -r1.114 pucdata.c
--- pci/pucdata.c	19 May 2021 05:28:09 -0000	1.114
+++ pci/pucdata.c	11 Oct 2021 11:41:08 -0000
@@ -2259,8 +2259,8 @@ const struct puc_device_description puc_
 	    {	PCI_VENDOR_TXIC, PCI_PRODUCT_TXIC_TX382B,	0, 0	},
 	    {	0xffff, 0xffff,					0, 0	},
 	    {
-		{ PUC_PORT_COM, 0x10, 0x0000 },
-		{ PUC_PORT_COM, 0x14, 0x0000 },
+		{ PUC_PORT_COM_TX382B, 0x10, 0x0000 },
+		{ PUC_PORT_COM_TX382B, 0x14, 0x0000 },
 	    }
 	},
 	{   /* "ASIX AX99100", */
Index: pci/pucvar.h
===================================================================
RCS file: /cvs/src/sys/dev/pci/pucvar.h,v
retrieving revision 1.17
diff -u -p -r1.17 pucvar.h
--- pci/pucvar.h	14 Aug 2020 18:14:11 -0000	1.17
+++ pci/pucvar.h	11 Oct 2021 11:41:08 -0000
@@ -61,6 +61,7 @@ struct puc_port_type {
 		PUC_PORT_COM_MUL10,
 		PUC_PORT_COM_MUL128,
 		PUC_PORT_COM_XR17V35X,
+		PUC_PORT_COM_TX382B,
 	} type;
 	u_int32_t	freq;
 };
@@ -73,6 +74,7 @@ static const struct puc_port_type puc_po
 	{ PUC_PORT_COM_MUL10,	COM_FREQ * 10	},
 	{ PUC_PORT_COM_MUL128,	COM_FREQ * 128	},
 	{ PUC_PORT_COM_XR17V35X, 125000000	},
+	{ PUC_PORT_COM_TX382B,	COM_FREQ	},
 };
 
 #define PUC_IS_LPT(type)	((type) == PUC_PORT_LPT)
Index: puc/com_puc.c
===================================================================
RCS file: /cvs/src/sys/dev/puc/com_puc.c,v
retrieving revision 1.26
diff -u -p -r1.26 com_puc.c
--- puc/com_puc.c	5 Mar 2021 13:20:19 -0000	1.26
+++ puc/com_puc.c	11 Oct 2021 11:41:08 -0000
@@ -105,8 +105,17 @@ com_puc_attach(struct device *parent, st
 			break;
 		}
 
-	if (pa->type == PUC_PORT_COM_XR17V35X)
+	switch (pa->type) {
+	case PUC_PORT_COM_XR17V35X:
 		sc->sc_uarttype = COM_UART_XR17V35X;
+		break;
+	case PUC_PORT_COM_TX382B:
+		sc->sc_uarttype = COM_UART_TX382B;
+		break;
+	default:
+		/* do nothing */
+		break;
+	}
 
 	com_attach_subr(sc);
 }