Sync with NetBSD-current.

1 files changed, 181 insertions, 0 deletions

diff --git a/sys/arch/mac68k/include/viareg.h b/sys/arch/mac68k/include/viareg.h
new file mode 100644
index 00000000000..8c9cbe22813
--- /dev/null
+++ b/sys/arch/mac68k/include/viareg.h
@@ -0,0 +1,181 @@
+/*	$NetBSD: viareg.h,v 1.3 1996/05/05 06:18:07 briggs Exp $	*/
+
+/*-
+ * Copyright (C) 1993	Allen K. Briggs, Chris P. Caputo,
+ *			Michael L. Finch, Bradley A. Grantham, and
+ *			Lawrence A. Kesteloot
+ * 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 Alice Group.
+ * 4. The names of the Alice Group or any of its members may not be used
+ *    to endorse or promote products derived from this software without
+ *    specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE ALICE GROUP ``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 ALICE GROUP 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.
+ *
+ */
+/*
+
+	Prototype VIA control definitions
+
+	06/04/92,22:33:57 BG Let's see what I can do.
+
+*/
+
+
+	/* VIA1 data register A */
+#define DA1I_vSCCWrReq	0x80
+#define DA1O_vPage2	0x40
+#define DA1I_CPU_ID1	0x40
+#define DA1O_vHeadSel	0x20
+#define DA1O_vOverlay	0x10
+#define DA1O_vSync	0x08
+#define DA1O_RESERVED2	0x04
+#define DA1O_RESERVED1	0x02
+#define DA1O_RESERVED0	0x01
+
+	/* VIA1 data register B */
+#define DB1I_Par_Err	0x80
+#define DB1O_vSndEnb	0x80
+#define DB1O_Par_Enb	0x40
+#define DB1O_vFDesk2	0x20
+#define DB1O_vFDesk1	0x10
+#define DB1I_vFDBInt	0x08
+#define DB1O_rTCEnb	0x04
+#define DB1O_rTCCLK	0x02
+#define DB1O_rTCData	0x01
+#define DB1I_rTCData	0x01
+
+	/* VIA2 data register A */
+#define DA2O_v2Ram1	0x80
+#define DA2O_v2Ram0	0x40
+#define DA2I_v2IRQ0	0x40
+#define DA2I_v2IRQE	0x20
+#define DA2I_v2IRQD	0x10
+#define DA2I_v2IRQC	0x08
+#define DA2I_v2IRQB	0x04
+#define DA2I_v2IRQA	0x02
+#define DA2I_v2IRQ9	0x01
+
+	/* VIA2 data register B */
+#define DB2O_v2VBL	0x80
+#define DB2O_Par_Test	0x80
+#define DB2I_v2SNDEXT	0x40
+#define DB2I_v2TM0A	0x20
+#define DB2I_v2TM1A	0x10
+#define DB2I_vFC3	0x08
+#define DB2O_vFC3	0x08
+#define DB2O_v2PowerOff	0x04
+#define DB2O_v2BusLk	0x02
+#define DB2O_vCDis	0x01
+#define DB2O_CEnable	0x01
+
+	/* VIA1 interrupt bits */
+#define V1IF_IRQ	0x80
+#define V1IF_T1		0x40
+#define V1IF_T2		0x20
+#define V1IF_ADBCLK	0x10
+#define V1IF_ADBDATA	0x08
+#define V1IF_ADBRDY	0x04
+#define V1IF_VBLNK	0x02
+#define V1IF_ONESEC	0x01
+
+	/* VIA2 interrupt bits */
+#define V2IF_IRQ	0x80
+#define V2IF_T1		0x40
+#define V2IF_T2		0x20
+#define V2IF_ASC	0x10
+#define V2IF_SCSIIRQ	0x08
+#define V2IF_EXPIRQ	0x04
+#define V2IF_SLOTINT	0x02
+#define V2IF_SCSIDRQ	0x01
+
+#define VIA1_INTS	(V1IF_T1 | V1IF_ADBRDY)
+#define VIA2_INTS	(V2IF_T1 | V2IF_ASC | V2IF_SCSIIRQ | V2IF_SLOTINT | \
+			 V2IF_SCSIDRQ)
+
+#define RBV_INTS	(V2IF_T1 | V2IF_ASC | V2IF_SCSIIRQ | V2IF_SLOTINT | \
+			 V2IF_SCSIDRQ | V1IF_ADBRDY)
+
+#define ACR_T1LATCH	0x40
+
+extern volatile unsigned char *Via1Base;
+extern volatile unsigned char *Via2Base;	/* init in VIA_Initialize */
+#define VIA1_addr	Via1Base	/* at PA 0x50f00000 */
+#define VIA2OFF		1		/* VIA2 addr = VIA1_addr * 0x2000 */
+#define RBVOFF		0x13		/* RBV addr = VIA1_addr * 0x13000 */
+
+#define VIA1		0
+extern int VIA2;
+
+	/* VIA interface registers */
+#define vBufA		0x1e00	/* register A */
+#define vBufB		0	/* register B */
+#define vDirA		0x0600	/* data direction register */
+#define vDirB		0x0400	/* data direction register */
+#define vT1C		0x0800
+#define vT1CH		0x0a00
+#define vT1L		0x0c00
+#define vT1LH		0x0e00
+#define vT2C		0x1000
+#define vT2CH		0x1200
+#define vSR			0x1400	/* shift register */
+#define vACR		0x1600	/* aux control register */
+#define vPCR		0x1800	/* peripheral control register */
+#define vIFR		0x1a00	/* interrupt flag register */
+#define vIER		0x1c00	/* interrupt enable register */
+
+	/* RBV interface registers */
+#define rBufB		0	/* register B */
+#define rBufA		2	/* register A */
+#define rIFR		0x3	/* interrupt flag register (writes?) */
+#define rIER		0x13	/* interrupt enable register */
+#define rMonitor	0x10	/* Monitor type */
+#define rSlotInt	0x12	/* Slot interrupt */
+
+	/* RBV monitor type flags and masks */
+#define RBVDepthMask	0x07	/* depth in bits */
+#define RBVMonitorMask	0x38	/* Type numbers */
+#define RBVOff		0x40	/* monitor turn off */
+#define RBVMonIDNone	0x38	/* What RBV actually has for no video */
+#define RBVMonIDOff	0x0	/* What rbv_vidstatus() returns for no video */
+#define RBVMonID15BWP	0x08	/* BW portrait */
+#define RBVMonIDRGB	0x10	/* color monitor */
+#define RBVMonIDRGB15	0x28	/* 15 inch RGB */
+#define RBVMonIDBW	0x30	/* No internal video */
+
+#define via_reg(v, r) (*(Via1Base+(v)*0x2000+(r)))
+#define via2_reg(r) (*(Via2Base+(r)))
+
+#define vDirA_ADBState	0x30
+
+void	VIA_initialize   __P((void));
+int	rbv_vidstatus    __P((void));
+void	via_shutdown __P((void));
+int	add_nubus_intr   __P((int, void (*) __P((void *, int)), void *));
+void	enable_nubus_intr __P((void));
+void	mac68k_register_scsi_irq __P((void (*)(void *), void *clnt));
+void	mac68k_register_scsi_drq __P((void (*)(void *), void *clnt));
+void	mac68k_register_via1_t1_irq __P((void (*)(void *)));
+
+extern void	(*via1itab[7]) __P((void *));
+extern void	(*via2itab[7]) __P((void *));