aa1b4c6045
handlers. (Only slot_ignore() and slot_noint() need this, and we already have a place to put this information.) Adjust add_nubus_intr() so that if the client_data arg is specified as NULL, pass the slot number as client_data to the interrupt handler.
204 lines
6.4 KiB
C
204 lines
6.4 KiB
C
/* $NetBSD: viareg.h,v 1.8 1998/04/25 21:27:40 scottr 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 interrupts
|
|
*/
|
|
#define VIA1_T1 6
|
|
#define VIA1_T2 5
|
|
#define VIA1_ADBCLK 4
|
|
#define VIA1_ADBDATA 3
|
|
#define VIA1_ADBRDY 2
|
|
#define VIA1_VBLNK 1
|
|
#define VIA1_ONESEC 0
|
|
|
|
/* VIA1 interrupt bits */
|
|
#define V1IF_IRQ 0x80
|
|
#define V1IF_T1 (1 << VIA1_T1)
|
|
#define V1IF_T2 (1 << VIA1_T2)
|
|
#define V1IF_ADBCLK (1 << VIA1_ADBCLK)
|
|
#define V1IF_ADBDATA (1 << VIA1_ADBDATA)
|
|
#define V1IF_ADBRDY (1 << VIA1_ADBRDY)
|
|
#define V1IF_VBLNK (1 << VIA1_VBLNK)
|
|
#define V1IF_ONESEC (1 << VIA1_ONESEC)
|
|
|
|
/*
|
|
* VIA2 interrupts
|
|
*/
|
|
#define VIA2_T1 6
|
|
#define VIA2_T2 5
|
|
#define VIA2_ASC 4
|
|
#define VIA2_SCSIIRQ 3
|
|
#define VIA2_EXPIRQ 2
|
|
#define VIA2_SLOTINT 1
|
|
#define VIA2_SCSIDRQ 0
|
|
|
|
/* VIA2 interrupt bits */
|
|
#define V2IF_IRQ 0x80
|
|
#define V2IF_T1 (1 << VIA2_T1)
|
|
#define V2IF_T2 (1 << VIA2_T2)
|
|
#define V2IF_ASC (1 << VIA2_ASC)
|
|
#define V2IF_SCSIIRQ (1 << VIA2_SCSIIRQ)
|
|
#define V2IF_EXPIRQ (1 << VIA2_EXPIRQ)
|
|
#define V2IF_SLOTINT (1 << VIA2_SLOTINT)
|
|
#define V2IF_SCSIDRQ (1 << VIA2_SCSIDRQ)
|
|
|
|
#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_init __P((void));
|
|
int rbv_vidstatus __P((void));
|
|
void via_shutdown __P((void));
|
|
void via_set_modem __P((int));
|
|
int add_nubus_intr __P((int, void (*) __P((void *)), void *));
|
|
void enable_nubus_intr __P((void));
|
|
void via1_register_irq __P((int, void (*)(void *), void *));
|
|
void via2_register_irq __P((int, void (*)(void *), void *));
|
|
|
|
extern void (*via1itab[7]) __P((void *));
|
|
extern void (*via2itab[7]) __P((void *));
|