xref: /OK3568_Linux_fs/kernel/arch/mips/include/asm/dec/kn02ba.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *	include/asm-mips/dec/kn02ba.h
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *	DECstation 5000/1xx (3min or KN02-BA) definitions.
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  *	Copyright (C) 2002, 2003  Maciej W. Rozycki
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun #ifndef __ASM_MIPS_DEC_KN02BA_H
10*4882a593Smuzhiyun #define __ASM_MIPS_DEC_KN02BA_H
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #include <asm/dec/kn02xa.h>		/* For common definitions. */
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun /*
15*4882a593Smuzhiyun  * CPU interrupt bits.
16*4882a593Smuzhiyun  */
17*4882a593Smuzhiyun #define KN02BA_CPU_INR_HALT	6	/* HALT button */
18*4882a593Smuzhiyun #define KN02BA_CPU_INR_CASCADE	5	/* I/O ASIC cascade */
19*4882a593Smuzhiyun #define KN02BA_CPU_INR_TC2	4	/* TURBOchannel slot #2 */
20*4882a593Smuzhiyun #define KN02BA_CPU_INR_TC1	3	/* TURBOchannel slot #1 */
21*4882a593Smuzhiyun #define KN02BA_CPU_INR_TC0	2	/* TURBOchannel slot #0 */
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun /*
24*4882a593Smuzhiyun  * I/O ASIC interrupt bits.  Star marks denote non-IRQ status bits.
25*4882a593Smuzhiyun  */
26*4882a593Smuzhiyun #define KN02BA_IO_INR_RES_15	15	/* unused */
27*4882a593Smuzhiyun #define KN02BA_IO_INR_NVRAM	14	/* (*) NVRAM clear jumper */
28*4882a593Smuzhiyun #define KN02BA_IO_INR_RES_13	13	/* unused */
29*4882a593Smuzhiyun #define KN02BA_IO_INR_BUS	12	/* memory, I/O bus read/write errors */
30*4882a593Smuzhiyun #define KN02BA_IO_INR_RES_11	11	/* unused */
31*4882a593Smuzhiyun #define KN02BA_IO_INR_NRMOD	10	/* (*) NRMOD manufacturing jumper */
32*4882a593Smuzhiyun #define KN02BA_IO_INR_ASC	9	/* ASC (NCR53C94) SCSI */
33*4882a593Smuzhiyun #define KN02BA_IO_INR_LANCE	8	/* LANCE (Am7990) Ethernet */
34*4882a593Smuzhiyun #define KN02BA_IO_INR_SCC1	7	/* SCC (Z85C30) serial #1 */
35*4882a593Smuzhiyun #define KN02BA_IO_INR_SCC0	6	/* SCC (Z85C30) serial #0 */
36*4882a593Smuzhiyun #define KN02BA_IO_INR_RTC	5	/* DS1287 RTC */
37*4882a593Smuzhiyun #define KN02BA_IO_INR_PSU	4	/* power supply unit warning */
38*4882a593Smuzhiyun #define KN02BA_IO_INR_RES_3	3	/* unused */
39*4882a593Smuzhiyun #define KN02BA_IO_INR_ASC_DATA	2	/* SCSI data ready (for PIO) */
40*4882a593Smuzhiyun #define KN02BA_IO_INR_PBNC	1	/* ~HALT button debouncer */
41*4882a593Smuzhiyun #define KN02BA_IO_INR_PBNO	0	/* HALT button debouncer */
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun /*
45*4882a593Smuzhiyun  * Memory Error Register bits.
46*4882a593Smuzhiyun  */
47*4882a593Smuzhiyun #define KN02BA_MER_RES_27	(1<<27)		/* unused */
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun /*
50*4882a593Smuzhiyun  * Memory Size Register bits.
51*4882a593Smuzhiyun  */
52*4882a593Smuzhiyun #define KN02BA_MSR_RES_17	(0x3ff<<17)	/* unused */
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun /*
55*4882a593Smuzhiyun  * I/O ASIC System Support Register bits.
56*4882a593Smuzhiyun  */
57*4882a593Smuzhiyun #define KN02BA_IO_SSR_TXDIS1	(1<<14)		/* SCC1 transmit disable */
58*4882a593Smuzhiyun #define KN02BA_IO_SSR_TXDIS0	(1<<13)		/* SCC0 transmit disable */
59*4882a593Smuzhiyun #define KN02BA_IO_SSR_RES_12	(1<<12)		/* unused */
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun #define KN02BA_IO_SSR_LEDS	(0xff<<0)	/* ~diagnostic LEDs */
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun #endif /* __ASM_MIPS_DEC_KN02BA_H */
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