Move the files from i386/isa/ic/ to dev/ic/.

2 files changed, 236 insertions, 0 deletions

diff --git a/sys/dev/ic/i8251.h b/sys/dev/ic/i8251.h
new file mode 100644
index 0000000..b673785
--- /dev/null
+++ b/sys/dev/ic/i8251.h
@@ -0,0 +1,108 @@
+/*-
+ * Copyright (c) 1991 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+/*
+ * modified for PC9801 by M.Ishii 
+ *			Kyoto University Microcomputer Club (KMC)
+ */
+
+/*
+ * modified for 8251(FIFO) by Seigo TANIMURA <tanimura@FreeBSD.org>
+ */
+
+/* define command and status code */
+#define	CMD8251_TxEN	0x01	/* transmit enable */
+#define	CMD8251_DTR	0x02	/* assert DTR */
+#define	CMD8251_RxEN	0x04	/* receive enable */
+#define	CMD8251_SBRK	0x08	/* send break */
+#define	CMD8251_ER	0x10	/* error reset */
+#define	CMD8251_RTS	0x20	/* assert RTS */
+#define	CMD8251_RESET	0x40	/* internal reset */
+#define	CMD8251_EH	0x80	/* enter hunt mode (only synchronous mode)*/
+
+#define	STS8251_TxRDY	0x01	/* transmit READY */
+#define	STS8251_RxRDY	0x02	/* data exists in receive buffer */
+#define	STS8251_TxEMP	0x04	/* transmit buffer EMPTY */
+#define	STS8251_PE	0x08	/* perity error */
+#define	STS8251_OE	0x10	/* overrun error */
+#define	STS8251_FE	0x20	/* framing error */
+#define	STS8251_BD_SD	0x40	/* break detect (async) / sync detect (sync) */
+#define	STS8251_DSR	0x80	/* DSR is asserted */
+
+#define	STS8251F_TxEMP	0x01	/* transmit buffer EMPTY */
+#define	STS8251F_TxRDY	0x02	/* transmit READY */
+#define	STS8251F_RxRDY	0x04	/* data exists in receive buffer */
+#define	STS8251F_OE	0x10	/* overrun error */
+#define	STS8251F_PE	0x20	/* perity error */
+#define	STS8251F_BD_SD	0x80	/* break detect (async) / sync detect (sync) */
+
+#define	INTR8251F_DTCT	0x60	/* FIFO detection mask */
+#define	INTR8251F_INTRV	0x0e	/* interrupt event */
+#define	INTR8251F_TO	0x0c	/* receive timeout */
+#define	INTR8251F_LSTS	0x06	/* line status */
+#define	INTR8251F_RxRDY	0x04	/* receive READY */
+#define	INTR8251F_TxRDY	0x02	/* transmit READY */
+#define	INTR8251F_ISEV	0x01	/* event occured */
+#define	INTR8251F_MSTS	0x00	/* modem status */
+
+#define	CTRL8251F_ENABLE	0x01	/* enable FIFO */
+#define	CTRL8251F_RCV_RST	0x02	/* reset receive FIFO */
+#define	CTRL8251F_XMT_RST	0x04	/* reset transmit FIFO */
+
+#define	MOD8251_5BITS	0x00
+#define	MOD8251_6BITS	0x04
+#define	MOD8251_7BITS	0x08
+#define	MOD8251_8BITS	0x0c
+#define MOD8251_PDISAB	0x00	/* parity disable */
+#define	MOD8251_PODD	0x10	/* parity odd */
+#define	MOD8251_PEVEN	0x30	/* parity even */
+#define	MOD8251_STOP1	0x40	/* stop bit len = 1bit */
+#define	MOD8251_STOP2	0xc0	/* stop bit len = 2bit */
+#define	MOD8251_CLKX16	0x02	/* x16 */
+#define	MOD8251_CLKX1	0x01	/* x1 */
+
+#define	CICSCD_CD	0x20	/* CD */
+#define	CICSCD_CS	0x40	/* CS */
+#define	CICSCD_CI	0x80	/* CI */
+
+#define	CICSCDF_CS	0x10	/* CS */
+#define	CICSCDF_DR	0x20	/* DR */
+#define	CICSCDF_CI	0x40	/* CI */
+#define	CICSCDF_CD	0x80	/* CD */
+
+/* interrupt mask control */
+#define	IEN_Rx		0x01
+#define	IEN_TxEMP	0x02
+#define	IEN_Tx		0x04
diff --git a/sys/dev/ic/rsa.h b/sys/dev/ic/rsa.h
new file mode 100644
index 0000000..6f9376a
--- /dev/null
+++ b/sys/dev/ic/rsa.h
@@ -0,0 +1,128 @@
+/*-
+ * Copyright (c) 1999 FreeBSD Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+/*
+ * RSA Mode Driver Data Sheet
+ *
+ * <<Register Map>>
+ * Base + 0x00
+ * Mode Select Register(Read/Write)
+ * bit4=interrupt type(1: level, 0: edge)
+ * bit3=Auto RTS-CTS Flow Control Enable
+ * bit2=External FIFO Enable
+ * bit1=Reserved(Default 0)Don't Change!!
+ * bit0=Swap Upper 8byte and Lower 8byte in 16byte space.
+ *
+ * Base + 0x01
+ * Interrupt Enable Register(Read/Write)
+ * bit4=Hardware Timer Interrupt Enable
+ * bit3=Character Time-Out Interrupt Enable
+ * bit2=Tx FIFO Empty Interrupt Enable
+ * bit1=Tx FIFO Half Full Interrupt Enable
+ * bit0=Rx FIFO Half Full Interrupt Enable
+ *
+ * Base + 0x02
+ * Status Read Register(Read)
+ * bit7=Hardware  Time Out Interrupt Status(1: True, 0: False)
+ * bit6=Character Time Out Interrupt Status
+ * bit5=Rx FIFO Full Flag(0: True, 1: False)
+ * bit4=Rx FIFO Half Full Flag
+ * bit3=Rx FIFO Empty Flag
+ * bit2=Tx FIFO Full Flag
+ * bit1=Tx FIFO Half Full Flag
+ * bit0=Tx FIFO Empty Flag
+ *
+ * Base + 0x02
+ * FIFO Reset Register(Write)
+ * Reset Extrnal FIFO
+ *
+ * Base + 0x03
+ * Timer Interval Value Set Register(Read/Write)
+ * Range of n: 1-255
+ * Interval Value: n * 0.2ms
+ *
+ * Base + 0x04
+ * Timer Control Register(Read/Write)
+ * bit0=Timer Enable
+ *
+ * Base + 0x08 - 0x0f
+ * Same as UART 16550
+ *
+ * Special Regisgter in RSA Mode
+ * UART Data Register(Base + 0x08)
+ * Data transfer between Extrnal FIFO
+ *
+ * UART MCR(Base + 0x0c)
+ * bit3(OUT2[MCR_IENABLE])=1: Diable 16550   to Rx FIFO transfer
+ * bit2(OUT1[MCR_DRS])=1:     Diable Tx FIFO to 16550   transfer
+ *
+ * <<Intrrupt and Intrrupt Reset>>
+ * o Reciver Line Status(from UART16550)
+ *   Reset: Read LSR
+ *
+ * o Modem Status(from UART16550)
+ *   Reset: Read MSR
+ *
+ * o Rx FIFO Half Full(from Extrnal FIFO)
+ *   Reset: Read Rx FIFO under Hall Full 
+ *
+ * o Character Time Out(from Extrnal FIFO)
+ *   Reset: Read Rx FIFO or SRR
+ *
+ * o Tx FIFO Empty(from Extrnal FIFO)
+ *   Reset: Write Tx FIFO or Read SRR
+ *
+ * o Tx FIFO Half Full(from Extrnal FIFO)
+ *   Reset: Write Tx FIFO until Hall Full or Read SRR
+ * 
+ * o Hardware Timer(from Extrnal FIFO)
+ *   Reset: Disable Timer in TCR
+ *   Notes: If you want to use Timer for next intrrupt,
+ *          you must enable Timer in TCR
+ *
+ * <<Used Setting>>
+ * Auto RTS-CTS:    Enable or Disable
+ * External FIFO:   Enable
+ * Swap 8bytes:     Disable
+ * Haredware Timer: Disable
+ * interrupt type:  edge
+ * interrupt source:
+ *           Hareware Timer
+ *           Character Time Out
+ *           Tx FIFO Empty
+ *           Rx FIFO Half Full
+ *
+ */
+
+/* I/O-DATA RSA Serise Exrension Register */
+#define rsa_msr		0	/* Mode Status Register (R/W) */
+#define	rsa_ier		1	/* Interrupt Enable Register (R/W) */
+#define	rsa_srr		2	/* Status Read Register (R) */
+#define	rsa_frr		2	/* FIFO Reset Register (W) */
+#define	rsa_tivsr	3	/* Timer Interval Value Set Register (R/W) */
+#define	rsa_tcr		4	/* Timer Control Register (W) */