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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Definitions for the interrupt related bits in the JUNKIO Asic
* interrupt status register (and the interrupt mask register, of course)
*
* Created with Information from:
*
* "DEC 3000 300/400/500/600/700/800/900 AXP Models System Programmer's Manual"
*
* and the Mach Sources
*/
/*
* the upper 16 bits are common to all JUNKIO machines
* (except the FLOPPY and ISDN bits, which are Maxine sepcific)
*/
#define SCC0_TRANS_PAGEEND 0x80000000 /* Serial DMA Errors */
#define SCC0_TRANS_MEMRDERR 0x40000000 /* see below */
#define SCC0_RECV_HALFPAGE 0x20000000
#define SCC0_RECV_PAGOVRRUN 0x10000000
#define SCC1_TRANS_PAGEEND 0x08000000 /* end of page reached */
#define SCC1_TRANS_MEMRDERR 0x04000000 /* SCC1 DMA memory err */
#define SCC1_RECV_HALFPAGE 0x02000000 /* SCC1 half page */
#define SCC1_RECV_PAGOVRRUN 0x01000000 /* SCC1 receive overrun */
#define FLOPPY_DMA_ERROR 0x00800000 /* FDI DMA error */
#define ISDN_TRANS_PTR_LOADED 0x00400000 /* xmitbuf ptr loaded */
#define ISDN_RECV_PTR_LOADED 0x00200000 /* rcvbuf ptr loaded */
#define ISDN_DMA_MEMRDERR 0x00100000 /* read or ovrrun error */
#define SCSI_PTR_LOADED 0x00080000
#define SCSI_PAGOVRRUN 0x00040000 /* page overrun? */
#define SCSI_DMA_MEMRDERR 0x00020000
#define LANCE_DMA_MEMRDERR 0x00010000
/*
* the lower 16 bits are system specific
*/
/*
* The following three seem to be in common
*/
#define SCSI_CHIP 0x00000200
#define LANCE_CHIP 0x00000100
#define SCC1_CHIP 0x00000080 /* NOT on maxine */
#define SCC0_CHIP 0x00000040
/*
* The rest is different
*/
/* kmin aka 3min aka kn02ba aka DS5000_1xx */
#define KMIN_TIMEOUT 0x00001000 /* CPU IO-Write Timeout */
#define KMIN_CLOCK 0x00000020
#define KMIN_SCSI_FIFO 0x00000004 /* SCSI Data Ready */
/* kn02ca aka maxine */
#define MAXINE_FLOPPY 0x00008000 /* FDI Interrupt */
#define MAXINE_TC0 0x00001000 /* TC Option 0 */
#define MAXINE_ISDN 0x00000800 /* ISDN Chip */
#define MAXINE_FLOPPY_HDS 0x00000080 /* Floppy Status */
#define MAXINE_TC1 0x00000020 /* TC Option 1 */
#define MAXINE_FLOPPY_XDS 0x00000010 /* Floppy Status */
#define MAXINE_VINT 0x00000008 /* Video Frame */
#define MAXINE_N_VINT 0x00000004 /* Not Video frame */
#define MAXINE_DTOP_TRANS 0x00000002 /* DTI Xmit-Rdy */
#define MAXINE_DTOP_RECV 0x00000001 /* DTI Recv-Available */
/* kn03 aka 3max+ aka DS5000_2x0 */
#define KN03_TC2 0x00002000
#define KN03_TC1 0x00001000
#define KN03_TC0 0x00000800
#define KN03_SCSI_FIFO 0x00000004 /* ??? Info from Mach */
/*
* Now form groups, i.e. all serial interrupts, all SCSI interrupts and so on.
*/
#define SERIAL_INTS (SCC0_TRANS_PAGEEND | SCC0_TRANS_MEMRDERR | \
SCC0_RECV_HALFPAGE | SCC0_RECV_PAGOVRRUN | \
SCC1_TRANS_PAGEEND | SCC1_TRANS_MEMRDERR | \
SCC1_RECV_HALFPAGE | SCC1_RECV_PAGOVRRUN | \
SCC1_CHIP | SCC0_CHIP)
#define XINE_SERIAL_INTS (SCC0_TRANS_PAGEEND | SCC0_TRANS_MEMRDERR | \
SCC0_RECV_HALFPAGE | SCC0_RECV_PAGOVRRUN | \
SCC0_CHIP)
#define SCSI_DMA_INTS (/* SCSI_PTR_LOADED | */ SCSI_PAGOVRRUN | \
SCSI_DMA_MEMRDERR)
#define KMIN_SCSI_INTS (SCSI_PTR_LOADED | SCSI_PAGOVRRUN | \
SCSI_DMA_MEMRDERR | SCSI_CHIP | KMIN_SCSI_FIFO)
#define LANCE_INTS (LANCE_DMA_MEMRDERR | LANCE_CHIP)
/*
* For future use ...
*/
#define XINE_FLOPPY_INTS (MAXINE_FLOPPY | MAXINE_FLOPPY_HDS | \
FLOPPY_DMA_ERROR | MAXINE_FLOPPY_XDS)
#define XINE_ISDN_INTS (MAXINE_ISDN | ISDN_TRANS_PTR_LOADED | \
ISDN_RECV_PTR_LOADED | ISDN_DMA_MEMRDERR)
#define XINE_DTOP_INTS (MAXINE_DTOP_TRANS | DTOP_RECV | \
ISDN_TRANS_PTR_LOADED | ISDN_RECV_PTR_LOADED | \
ISDN_DMA_MEMRDERR)
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