xref: /linux/arch/mips/include/asm/dec/kn02ba.h (revision 60e13231561b3a4c5269bfa1ef6c0569ad6f28ec)
1 /*
2  *	include/asm-mips/dec/kn02ba.h
3  *
4  *	DECstation 5000/1xx (3min or KN02-BA) definitions.
5  *
6  *	Copyright (C) 2002, 2003  Maciej W. Rozycki
7  *
8  *	This program is free software; you can redistribute it and/or
9  *	modify it under the terms of the GNU General Public License
10  *	as published by the Free Software Foundation; either version
11  *	2 of the License, or (at your option) any later version.
12  */
13 #ifndef __ASM_MIPS_DEC_KN02BA_H
14 #define __ASM_MIPS_DEC_KN02BA_H
15 
16 #include <asm/dec/kn02xa.h>		/* For common definitions. */
17 
18 /*
19  * CPU interrupt bits.
20  */
21 #define KN02BA_CPU_INR_HALT	6	/* HALT button */
22 #define KN02BA_CPU_INR_CASCADE	5	/* I/O ASIC cascade */
23 #define KN02BA_CPU_INR_TC2	4	/* TURBOchannel slot #2 */
24 #define KN02BA_CPU_INR_TC1	3	/* TURBOchannel slot #1 */
25 #define KN02BA_CPU_INR_TC0	2	/* TURBOchannel slot #0 */
26 
27 /*
28  * I/O ASIC interrupt bits.  Star marks denote non-IRQ status bits.
29  */
30 #define KN02BA_IO_INR_RES_15	15	/* unused */
31 #define KN02BA_IO_INR_NVRAM	14	/* (*) NVRAM clear jumper */
32 #define KN02BA_IO_INR_RES_13	13	/* unused */
33 #define KN02BA_IO_INR_BUS	12	/* memory, I/O bus read/write errors */
34 #define KN02BA_IO_INR_RES_11	11	/* unused */
35 #define KN02BA_IO_INR_NRMOD	10	/* (*) NRMOD manufacturing jumper */
36 #define KN02BA_IO_INR_ASC	9	/* ASC (NCR53C94) SCSI */
37 #define KN02BA_IO_INR_LANCE	8	/* LANCE (Am7990) Ethernet */
38 #define KN02BA_IO_INR_SCC1	7	/* SCC (Z85C30) serial #1 */
39 #define KN02BA_IO_INR_SCC0	6	/* SCC (Z85C30) serial #0 */
40 #define KN02BA_IO_INR_RTC	5	/* DS1287 RTC */
41 #define KN02BA_IO_INR_PSU	4	/* power supply unit warning */
42 #define KN02BA_IO_INR_RES_3	3	/* unused */
43 #define KN02BA_IO_INR_ASC_DATA	2	/* SCSI data ready (for PIO) */
44 #define KN02BA_IO_INR_PBNC	1	/* ~HALT button debouncer */
45 #define KN02BA_IO_INR_PBNO	0	/* HALT button debouncer */
46 
47 
48 /*
49  * Memory Error Register bits.
50  */
51 #define KN02BA_MER_RES_27	(1<<27)		/* unused */
52 
53 /*
54  * Memory Size Register bits.
55  */
56 #define KN02BA_MSR_RES_17	(0x3ff<<17)	/* unused */
57 
58 /*
59  * I/O ASIC System Support Register bits.
60  */
61 #define KN02BA_IO_SSR_TXDIS1	(1<<14)		/* SCC1 transmit disable */
62 #define KN02BA_IO_SSR_TXDIS0	(1<<13)		/* SCC0 transmit disable */
63 #define KN02BA_IO_SSR_RES_12	(1<<12)		/* unused */
64 
65 #define KN02BA_IO_SSR_LEDS	(0xff<<0)	/* ~diagnostic LEDs */
66 
67 #endif /* __ASM_MIPS_DEC_KN02BA_H */
68