xref: /linux/arch/mips/include/asm/dec/kn02ba.h (revision 75bf465f0bc33e9b776a46d6a1b9b990f5fb7c37)
1*2874c5fdSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */
2384740dcSRalf Baechle /*
3384740dcSRalf Baechle  *	include/asm-mips/dec/kn02ba.h
4384740dcSRalf Baechle  *
5384740dcSRalf Baechle  *	DECstation 5000/1xx (3min or KN02-BA) definitions.
6384740dcSRalf Baechle  *
7384740dcSRalf Baechle  *	Copyright (C) 2002, 2003  Maciej W. Rozycki
8384740dcSRalf Baechle  */
9384740dcSRalf Baechle #ifndef __ASM_MIPS_DEC_KN02BA_H
10384740dcSRalf Baechle #define __ASM_MIPS_DEC_KN02BA_H
11384740dcSRalf Baechle 
12384740dcSRalf Baechle #include <asm/dec/kn02xa.h>		/* For common definitions. */
13384740dcSRalf Baechle 
14384740dcSRalf Baechle /*
15384740dcSRalf Baechle  * CPU interrupt bits.
16384740dcSRalf Baechle  */
17384740dcSRalf Baechle #define KN02BA_CPU_INR_HALT	6	/* HALT button */
18384740dcSRalf Baechle #define KN02BA_CPU_INR_CASCADE	5	/* I/O ASIC cascade */
19384740dcSRalf Baechle #define KN02BA_CPU_INR_TC2	4	/* TURBOchannel slot #2 */
20384740dcSRalf Baechle #define KN02BA_CPU_INR_TC1	3	/* TURBOchannel slot #1 */
21384740dcSRalf Baechle #define KN02BA_CPU_INR_TC0	2	/* TURBOchannel slot #0 */
22384740dcSRalf Baechle 
23384740dcSRalf Baechle /*
24384740dcSRalf Baechle  * I/O ASIC interrupt bits.  Star marks denote non-IRQ status bits.
25384740dcSRalf Baechle  */
26384740dcSRalf Baechle #define KN02BA_IO_INR_RES_15	15	/* unused */
27384740dcSRalf Baechle #define KN02BA_IO_INR_NVRAM	14	/* (*) NVRAM clear jumper */
28384740dcSRalf Baechle #define KN02BA_IO_INR_RES_13	13	/* unused */
29384740dcSRalf Baechle #define KN02BA_IO_INR_BUS	12	/* memory, I/O bus read/write errors */
30384740dcSRalf Baechle #define KN02BA_IO_INR_RES_11	11	/* unused */
31384740dcSRalf Baechle #define KN02BA_IO_INR_NRMOD	10	/* (*) NRMOD manufacturing jumper */
32384740dcSRalf Baechle #define KN02BA_IO_INR_ASC	9	/* ASC (NCR53C94) SCSI */
33384740dcSRalf Baechle #define KN02BA_IO_INR_LANCE	8	/* LANCE (Am7990) Ethernet */
34384740dcSRalf Baechle #define KN02BA_IO_INR_SCC1	7	/* SCC (Z85C30) serial #1 */
35384740dcSRalf Baechle #define KN02BA_IO_INR_SCC0	6	/* SCC (Z85C30) serial #0 */
36384740dcSRalf Baechle #define KN02BA_IO_INR_RTC	5	/* DS1287 RTC */
37384740dcSRalf Baechle #define KN02BA_IO_INR_PSU	4	/* power supply unit warning */
38384740dcSRalf Baechle #define KN02BA_IO_INR_RES_3	3	/* unused */
39384740dcSRalf Baechle #define KN02BA_IO_INR_ASC_DATA	2	/* SCSI data ready (for PIO) */
40384740dcSRalf Baechle #define KN02BA_IO_INR_PBNC	1	/* ~HALT button debouncer */
41384740dcSRalf Baechle #define KN02BA_IO_INR_PBNO	0	/* HALT button debouncer */
42384740dcSRalf Baechle 
43384740dcSRalf Baechle 
44384740dcSRalf Baechle /*
45384740dcSRalf Baechle  * Memory Error Register bits.
46384740dcSRalf Baechle  */
47384740dcSRalf Baechle #define KN02BA_MER_RES_27	(1<<27)		/* unused */
48384740dcSRalf Baechle 
49384740dcSRalf Baechle /*
50384740dcSRalf Baechle  * Memory Size Register bits.
51384740dcSRalf Baechle  */
52384740dcSRalf Baechle #define KN02BA_MSR_RES_17	(0x3ff<<17)	/* unused */
53384740dcSRalf Baechle 
54384740dcSRalf Baechle /*
55384740dcSRalf Baechle  * I/O ASIC System Support Register bits.
56384740dcSRalf Baechle  */
57384740dcSRalf Baechle #define KN02BA_IO_SSR_TXDIS1	(1<<14)		/* SCC1 transmit disable */
58384740dcSRalf Baechle #define KN02BA_IO_SSR_TXDIS0	(1<<13)		/* SCC0 transmit disable */
59384740dcSRalf Baechle #define KN02BA_IO_SSR_RES_12	(1<<12)		/* unused */
60384740dcSRalf Baechle 
61384740dcSRalf Baechle #define KN02BA_IO_SSR_LEDS	(0xff<<0)	/* ~diagnostic LEDs */
62384740dcSRalf Baechle 
63384740dcSRalf Baechle #endif /* __ASM_MIPS_DEC_KN02BA_H */
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